Entity Framework Test logs

EF Test Results

xUnit.net DNX Runner (64-bit DNXCore 5.0)
  Discovering: EntityFramework.MicrosoftSqlServer.FunctionalTests
  Discovered:  EntityFramework.MicrosoftSqlServer.FunctionalTests
  Starting:    EntityFramework.MicrosoftSqlServer.FunctionalTests
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+NonKeyReadOnlyDefaultValueThrows.Insert_explicit_value_throws_when_readonly_before_save
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+ServerGuidKey.Insert_with_server_generated_GUID_key
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+InjectConfiguration.Can_register_configuration_with_DI_container_and_have_it_injected
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+NoKeyGenerationNullableKey.Insert_with_explicit_with_default_keys
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+IdentityColumnWithDefaultValue.Insert_with_default_value_from_sequence
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Multi_level_include_with_short_circuiting
    Microsoft.Data.Entity.SqlServer.FunctionalTests.CommandConfigurationTest.Keys_generated_in_batches(count: 51, expected: 6)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+ConcurrencyWithRowversion.Resolve_concurreny
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest.NoKeyGenerationNullableKey.Insert_with_explicit_with_default_keys()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest.ServerGuidKey.Insert_with_server_generated_GUID_key()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+ComputedColumnInsertValue.Insert_explicit_value_into_computed_column
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MigrationsSqlServerTest.Can_get_active_provider
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.TestModels.ComplexNavigationsModel.ComplexNavigationsModelInitializer.Seed(ComplexNavigationsContext context)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerFixture.<CreateTestStore>b__4_0()
           at Microsoft.Data.Entity.FunctionalTests.TestStore.CreateShared(String name, Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.CreateShared(Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.GetOrCreateShared(String name, Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerFixture.CreateTestStore()
           at Microsoft.Data.Entity.FunctionalTests.ComplexNavigationsQueryTestBase`2..ctor(TFixture fixture)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest..ctor(ComplexNavigationsQuerySqlServerFixture fixture)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeConstructorInfo.Invoke(BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes, StackCrawlMark& stackMark)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Multiple_complex_include_select
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MigrationsSqlServerTest.Can_apply_all_migrations
    Microsoft.Data.Entity.SqlServer.FunctionalTests.CommandConfigurationTest.Keys_generated_in_batches(count: 50, expected: 5)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.CommandConfigurationTest.Keys_generated_in_batches(count: 20, expected: 2)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.CommandConfigurationTest.Keys_generated_in_batches(count: 2, expected: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.CommandConfigurationTest.Constructed_select_query_CommandBuilder_throws_when_negative_CommandTimeout_is_used
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MigrationsSqlServerTest.Can_apply_one_migration
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.Queryable_nested_simple
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SequentialGuidEndToEndTest.Can_use_sequential_GUID_end_to_end_async
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest.ConcurrencyWithRowversion.Resolve_concurreny()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Can_disable_and_reenable_query_result_tracking_query_caching_single_context
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_equals_method
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsTrackingSqlServerTest.Applied_to_multiple_body_clauses
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.TestModels.ComplexNavigationsModel.ComplexNavigationsModelInitializer.Seed(ComplexNavigationsContext context)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerFixture.<CreateTestStore>b__4_0()
           at Microsoft.Data.Entity.FunctionalTests.TestStore.CreateShared(String name, Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.CreateShared(Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.GetOrCreateShared(String name, Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerFixture.CreateTestStore()
           at Microsoft.Data.Entity.FunctionalTests.ComplexNavigationsQueryTestBase`2..ctor(TFixture fixture)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest..ctor(ComplexNavigationsQuerySqlServerFixture fixture)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeConstructorInfo.Invoke(BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes, StackCrawlMark& stackMark)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Multi_level_include_one_to_many_optional_and_one_to_many_optional_produces_valid_sql
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Precendence_of_tracking_modifiers3
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MigrationsSqlServerTest.Can_apply_all_migrations_async
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+ReadOnlyIdentityColumnWithDefaultValueThrows.Insert_explicit_value_throws_when_readonly_before_save
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsNoTrackingSqlServerTest.Applied_to_body_clause_with_projection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Can_disable_and_reenable_query_result_tracking
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsNoTrackingSqlServerTest.Applied_to_multiple_body_clauses
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsTrackingSqlServerTest.Applied_to_body_clause_with_projection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsNoTrackingSqlServerTest.Entity_not_added_to_state_manager
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsTrackingSqlServerTest.Applied_to_body_clause
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsNoTrackingSqlServerTest.Applied_to_projection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Precendence_of_tracking_modifiers5
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsTrackingSqlServerTest.Entity_added_to_state_manager
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Precendence_of_tracking_modifiers4
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsNoTrackingSqlServerTest.Can_get_current_values
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsTrackingSqlServerTest.Applied_to_projection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Precendence_of_tracking_modifiers
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Entity_does_not_revert_when_attached_on_DbContext
    Microsoft.Data.Entity.SqlServer.FunctionalTests.TransactionSqlServerTest.SaveChangesAsync_implicitly_starts_transaction
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsNoTrackingSqlServerTest.Where_simple_shadow
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Entity_range_does_not_revert_when_attached_dbSet
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsNoTrackingSqlServerTest.Include_reference_and_collection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Entity_range_does_not_revert_when_attached_dbContext
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Entity_does_not_revert_when_attached_on_DbSet
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Multiple_entities_can_revert
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsNoTrackingSqlServerTest.Applied_to_body_clause
    Microsoft.Data.Entity.SqlServer.FunctionalTests.CompositeKeyEndToEndTest.Can_use_two_non_generated_integers_as_composite_key_end_to_end
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Precendence_of_tracking_modifiers2
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Can_disable_and_reenable_query_result_tracking_query_caching
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ChangeTrackingSqlServerTest.Entity_reverts_when_state_set_to_unchanged
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ExistingConnectionTest.Can_use_an_existing_closed_connection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_orderby
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_complex_equal_not_equal_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BatchingTest.Batches_are_divided_correctly_with_two_inserted_columns
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_equal_with_conditional
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.TestModels.ComplexNavigationsModel.ComplexNavigationsModelInitializer.Seed(ComplexNavigationsContext context)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerFixture.<CreateTestStore>b__4_0()
           at Microsoft.Data.Entity.FunctionalTests.TestStore.CreateShared(String name, Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.CreateShared(Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.GetOrCreateShared(String name, Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerFixture.CreateTestStore()
           at Microsoft.Data.Entity.FunctionalTests.ComplexNavigationsQueryTestBase`2..ctor(TFixture fixture)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest..ctor(ComplexNavigationsQuerySqlServerFixture fixture)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeConstructorInfo.Invoke(BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes, StackCrawlMark& stackMark)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Join_navigation_translated_to_subquery_self_ref
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_multiple_ors_with_null
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NavigationTest.Duplicate_entries_are_not_created_for_navigations_to_dependant
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+ComputedColumn.Insert_and_update_with_computed_column
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NavigationTest.Duplicate_entries_are_not_created_for_navigations_to_principal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Can_build_monster_model_with_changed_only_notification_entities_and_seed_data_using_FKs
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_group_by
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.NotMappedAttribute_ignores_property
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_bool_with_negated_bool_not_equal_negated
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_subquery_main_from_clause
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_select_many
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_join
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_first_or_default
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_multiple_ors_with_nullable_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_group_join
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_all
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_equal_with_conditional_non_nullable
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Doesnt_throw_when_from_sql_not_composed
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_bool_with_bool_not_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_negated_bool_with_bool_equal_negated
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_where
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_from_sql_composed
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_single
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_first
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_where_subquery_correlated
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_multiple_ands_with_null
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_single_or_default
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNoClientEvalSqlServerTest.Throws_when_orderby_multiple
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+ExplicitServicesImplicitConfig.Can_query_with_explicit_services_and_OnConfiguring
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_equal_with_coalesce
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_complex_not_equal_not_equal_not_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerEndToEndTest.Can_round_trip_changes_with_changed_only_notification_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_equal_with_coalesce_both_sides
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_not_equal_with_conditional
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_equal_using_relational_null_semantics_with_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_nullable_with_non_null_parameter_not_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_not_equal_using_relational_null_semantics
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_negated_bool_with_negated_bool_not_equal_negated
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Contains_with_local_array_closure_false_with_null
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_math_abs3
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_negated_bool_with_bool_not_equal_negated
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.RequiredAttribute_for_property_throws_while_inserting_null_value
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.TimestampAttribute_throws_if_value_in_database_changed
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Join_uses_database_semantics
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_bool_with_bool_equal
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.First[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.First[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.DataAnnotationTestBase`2.TimestampAttribute_throws_if_value_in_database_changed()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.TimestampAttribute_throws_if_value_in_database_changed()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.NotMappedAttribute_ignores_entityType
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.TestModels.ComplexNavigationsModel.ComplexNavigationsModelInitializer.Seed(ComplexNavigationsContext context)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerFixture.<CreateTestStore>b__4_0()
           at Microsoft.Data.Entity.FunctionalTests.TestStore.CreateShared(String name, Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.CreateShared(Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.GetOrCreateShared(String name, Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerFixture.CreateTestStore()
           at Microsoft.Data.Entity.FunctionalTests.ComplexNavigationsQueryTestBase`2..ctor(TFixture fixture)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest..ctor(ComplexNavigationsQuerySqlServerFixture fixture)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeConstructorInfo.Invoke(BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes, StackCrawlMark& stackMark)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Multiple_complex_includes_self_ref
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.RequiredAttribute_for_navigation_throws_while_inserting_null_value
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_not_equal_using_relational_null_semantics_with_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_take
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_equals_method_negated
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.DataAnnotationTestBase`2.RequiredAttribute_for_navigation_throws_while_inserting_null_value()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.RequiredAttribute_for_navigation_throws_while_inserting_null_value()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.NotMappedAttribute_ignores_navigation
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.ConcurrencyCheckAttribute_throws_if_value_in_database_changed
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.First[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.First[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.DataAnnotationTestBase`2.ConcurrencyCheckAttribute_throws_if_value_in_database_changed()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.ConcurrencyCheckAttribute_throws_if_value_in_database_changed()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.StringLengthAttribute_throws_while_inserting_value_longer_than_max_length
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.DatabaseGeneratedAttribute_autogenerates_values_when_set_to_identity
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DataAnnotationSqlServerTest.MaxLengthAttribute_throws_while_inserting_value_longer_than_max_length
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_not_equal_using_relational_null_semantics_complex_with_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_complex_not_equal_equal_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_where_nav_prop_count_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_select_and_stored_procedure
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_complex_equal_equal_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Contains_with_local_array_closure_with_multiple_nulls
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_nullable_with_null_parameter_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_equal_using_relational_null_semantics
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_bool_with_bool_equal_negated
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_negated_bool_with_bool_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_bool_with_negated_bool_not_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_multiple_ands_with_nullable_parameter_and_constant_not_optimized
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_bool_with_bool_not_equal_negated
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_negated_bool_with_negated_bool_equal_negated
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+NonKeyDefaultValue.Insert_with_non_key_default_value
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_orderby_nav_prop_count
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Scalar_Equals_Navigation_Scalar_Projected
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_negated_bool_with_bool_not_equal
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.CreateTables()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureCreated()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureCreated()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_and_seed_data_using_FKs_test(Func`2 createContext, String databaseName)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_with_changed_only_notification_entities_and_seed_data_using_FKs()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.One_to_one_fixup_happens_when_reference_change_for_snapshot_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_projection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_composed
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_not_equal_with_coalesce_both_sides
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_select_nav_prop_long_count
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_complex_not_equal_not_equal_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_with_include_throws
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Singleton_Navigation_With_Member_Access
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_with_multiple_stored_procedures
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_equal_using_relational_null_semantics_complex_with_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Null
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_equal_with_and_and_contains
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_where_nav_prop_any
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_equal_nullable_with_null_value_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_complex_not_equal_equal_not_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_where_nav_prop_all
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_with_parameter_composed
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_select_nav_prop_count
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Switching_null_semantics_produces_different_cache_entry
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.From_sql_composed_with_relational_null_comparison
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_take
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_select_nav_prop_first_or_default
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_negated_bool_with_negated_bool_not_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_min
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_with_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_and_select
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Contains_with_local_array_closure_with_null
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_bool_with_negated_bool_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_bool_with_negated_bool_equal_negated
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_not_equal_with_coalesce
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_not_equal_nullable_with_null_value_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Compare_negated_bool_with_negated_bool_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullSemanticsQuerySqlServerTest.Where_multiple_ands_with_nullable_parameter_and_constant
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Scalar_Equals_Navigation_Scalar
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_without_inheritance
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Join_navigation_in_outer_selector_translated_to_extra_join
    Microsoft.Data.Entity.SqlServer.FunctionalTests.DefaultValuesTest.Can_use_SQL_Server_default_values
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Join_navigation_in_outer_selector_translated_to_extra_join_nested
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Select_nav_prop_collection_one_to_many_required
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_filter_all_animals
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Null_Reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Singleton_Navigation_With_Member_Access
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_use_of_type_bird_predicate
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Join_navigation_translated_to_subquery_nested
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_select_nav_prop_first_or_default_then_nav_prop
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_include_prey
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Multiple_complex_includes
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_query_just_kiwis
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_use_of_type_kiwi_where_south_on_derived_property
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Join_navigation_translated_to_subquery_deeply_nested_non_key_join
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_use_of_type_kiwi_where_north_on_derived_property
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj)
           at System.Data.SqlClient.TdsParser.TdsExecuteTransactionManagerRequest(Byte[] buffer, TransactionManagerRequestType request, String transactionName, TransactionManagerIsolationLevel isoLevel, Int32 timeout, SqlInternalTransaction transaction, TdsParserStateObject stateObj)
           at System.Data.SqlClient.SqlInternalConnectionTds.ExecuteTransactionYukon(TransactionRequest transactionRequest, String transactionName, IsolationLevel iso, SqlInternalTransaction internalTransaction)
           at System.Data.SqlClient.SqlInternalConnection.BeginSqlTransaction(IsolationLevel iso, String transactionName, Boolean shouldReconnect)
           at System.Data.SqlClient.SqlConnection.BeginTransaction(IsolationLevel iso, String transactionName)
           at System.Data.SqlClient.SqlConnection.BeginDbTransaction(IsolationLevel isolationLevel)
           at Microsoft.Data.Entity.Storage.RelationalConnection.BeginTransactionWithNoPreconditions(IsolationLevel isolationLevel)
           at Microsoft.Data.Entity.Storage.RelationalConnection.BeginTransaction(IsolationLevel isolationLevel)
           at Microsoft.Data.Entity.Storage.RelationalConnection.BeginTransaction()
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.TestModels.MonsterContext`31.SeedUsingFKs(Boolean saveChanges)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_one_fixup_happens_when_reference_change_test(Func`2 createContext, String databaseName, Boolean useDetectChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_one_fixup_happens_when_reference_change_for_snapshot_entities()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.One_to_many_fixup_happens_when_reference_changes_for_full_notification_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_use_of_type_bird_with_projection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_query_just_roses
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_use_of_type_bird_first
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_use_of_type_rose
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+DoNothingButSpecifyKeysUsingDefault.Insert_with_explicit_default_keys
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_where_nav_prop_count
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_query_all_birds
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Multi_level_include_reads_key_values_from_data_reader_rather_than_incorrect_reader_deep_into_the_stack
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_include_animals
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_query_all_plants
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Async
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_use_of_type_kiwi
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_query_all_animals
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_use_of_type_animal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_use_of_type_bird
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceSqlServerTest.Can_insert_update_delete
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlExecutorSqlServerTest.Executes_stored_procedure
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Join_navigation_translated_to_subquery_non_key_join
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlExecutorSqlServerTest.Executes_stored_procedure_with_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SequenceEndToEndTest.Can_use_identity_with_nullable_key_end_to_end
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+NestedContext.Can_use_one_context_nested_inside_another_of_the_same_type
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Multi_level_include_correct_PK_is_chosen_as_the_join_predicate_for_queries_that_join_same_table_multiple_times
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+ImplicitConfigButNoServices.Throws_on_attempt_to_use_store_with_no_store_services
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Join_navigation_in_inner_selector_translated_to_subquery
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Data_reader_is_closed_correct_number_of_times_for_include_queries_on_optional_navigations
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComplexNavigationsQuerySqlServerTest.Join_navigation_translated_to_FK
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+InjectContext.Can_register_context_with_DI_container_and_have_it_injected
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.Internal.SqlServerDatabaseCreator.Create()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureCreated()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureCreated()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_many_fixup_happens_when_reference_changes_test(Func`2 createContext, String databaseName, Boolean useDetectChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_many_fixup_happens_when_reference_changes_for_full_notification_entities()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Can_build_monster_model_with_full_notification_entities_and_seed_data_using_navigations_with_deferred_add
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeAsyncSqlServerTest.Include_collection_with_filter_reordered
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SequenceEndToEndTest.Can_use_sequence_end_to_end
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerDatabaseCreationTest.EnsureCreatedAsync_can_create_schema_in_existing_database
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullKeysSqlServerTest.Include_with_null_FKs_and_nullable_PK
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_duplicate_collection
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.Internal.SqlServerDatabaseCreator.Create()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureCreated()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureCreated()
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_and_seed_data_using_navigations_with_deferred_add_test(Func`2 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_with_full_notification_entities_and_seed_data_using_navigations_with_deferred_add()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.One_to_one_fixup_happens_when_reference_change_for_changed_only_notification_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Where_nullable_enum_with_null_constant
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullKeysSqlServerTest.One_to_one_self_ref_Include
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullKeysSqlServerTest.Include_with_null_fKs_and_non_nullable_PK
    Microsoft.Data.Entity.SqlServer.FunctionalTests.NullKeysSqlServerTest.Include_with_non_nullable_FKs_and_nullable_PK
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+SequenceHiLo.Insert_with_sequence_HiLo
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_when_projection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multiple_references_and_collection_multi_level
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.Internal.SqlServerDatabaseCreator.Delete()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureDeleted()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureDeleted()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_one_fixup_happens_when_reference_change_test(Func`2 createContext, String databaseName, Boolean useDetectChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_one_fixup_happens_when_reference_change_for_changed_only_notification_entities()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Composite_fixup_happens_when_FKs_change_for_changed_only_notification_entities
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SequenceEndToEndTest.AddEntities(IServiceProvider serviceProvider)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SequenceEndToEndTest.Can_use_sequence_end_to_end()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SequenceEndToEndTest.Can_use_explicit_values
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multiple_references_then_include_collection_multi_level_reverse
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.InheritanceRelationshipsQueryTestBase`2.Include_reference_without_inheritance()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_without_inheritance()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_on_derived_with_filter1
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.InheritanceRelationshipsQueryTestBase`2.Include_reference_with_inheritance_on_derived_with_filter1()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_on_derived_with_filter1()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_with_inheritance1
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.Internal.SqlServerDatabaseCreator.Delete()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureDeleted()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureDeleted()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Composite_fixup_happens_when_FKs_change_test(Func`2 createContext, String databaseName, Boolean useDetectChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Composite_fixup_happens_when_FKs_change_for_changed_only_notification_entities()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Can_build_monster_model_with_full_notification_entities_and_seed_data_using_all_navigations
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.InheritanceRelationshipsQueryTestBase`2.Include_collection_with_inheritance1()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_with_inheritance1()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_collection_collection_reverse
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.InheritanceRelationshipsQueryTestBase`2.Nested_include_with_inheritance_collection_collection_reverse()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_collection_collection_reverse()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_without_inheritance
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.InheritanceRelationshipsQueryTestBase`2.Include_collection_without_inheritance()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_without_inheritance()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_reverse
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.InheritanceRelationshipsQueryTestBase`2.Include_reference_with_inheritance_reverse()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_reverse()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_reference_reference1
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.InheritanceRelationshipsQueryTestBase`2.Nested_include_with_inheritance_reference_reference1()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_reference_reference1()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_with_inheritance_with_filter1
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.InheritanceRelationshipsQueryTestBase`2.Include_collection_with_inheritance_with_filter1()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_with_inheritance_with_filter1()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_reference_collection_reverse
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.InheritanceRelationshipsQueryTestBase`2.Nested_include_with_inheritance_reference_collection_reverse()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_reference_collection_reverse()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_on_derived2
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SequenceEndToEndTest.Can_use_sequence_end_to_end_async
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_on_derived1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multiple_references
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_with_inheritance_on_derived2
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_with_inheritance_on_derived_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_without_inheritance_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+ImplicitServicesExplicitConfig.Can_query_with_implicit_services_and_explicit_config
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_with_inheritance_on_derived1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_reference_reference_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_collection_reference1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_with_join_reference2
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_collection_collection1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_references_and_collection_multi_level_predicate
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_without_inheritance_on_derived2
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.OrderBy_Distinct
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_on_derived_with_filter_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_circular
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_without_inheritance_on_derived1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_principal_already_tracked_as_no_tracking
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_on_derived_with_filter2
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_using_alternate_key
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_with_inheritance_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_on_join_clause_with_filter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Singleton_Navigation_With_Member_Access
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_on_derived_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_without_inheritance_with_filter_reverse
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.CreateTables()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureCreated()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureCreated()
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_and_seed_data_using_all_navigations_test(Func`2 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_with_full_notification_entities_and_seed_data_using_all_navigations()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Fixup_with_binary_keys_happens_when_FKs_or_navigations_change_for_snapshot_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation_Client
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_reference_reference3
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_on_additional_from_clause_with_filter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.PropertyEntrySqlServerTest.Property_entry_original_value_is_set
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation_Scalar_Equals_Navigation_Scalar_Projected
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_without_inheritance_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_reference_collection3
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multiple_references_multi_level
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_one_to_one_optional_and_one_to_one_required
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_without_inheritance_with_filter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_navigation_on_derived_type
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_collection_with_inheritance_with_filter_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_with_filter_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_reference_collection1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation_Null
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Singleton_Navigation_With_Member_Access
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_on_derived_with_filter4
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Where_nullable_enum_with_nullable_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Nested_include_with_inheritance_collection_reference_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_with_join_reference1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_with_join_collection1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_without_inheritance_with_filter_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_without_inheritance_on_derived_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Where_enum
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_without_inheritance_with_filter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation_Included
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_on_derived4
    Microsoft.Data.Entity.SqlServer.FunctionalTests.InheritanceRelationshipsQuerySqlServerTest.Include_reference_with_inheritance_with_filter1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_include_then_include
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_optional_many_to_one_dependents(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multiple_references_then_include_multi_level_reverse
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.Internal.SqlServerDatabaseCreator.Delete()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureDeleted()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureDeleted()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Fixup_with_binary_keys_happens_when_FKs_or_navigations_change_test(Func`2 createContext, String databaseName, Boolean useDetectChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Fixup_with_binary_keys_happens_when_FKs_or_navigations_change_for_snapshot_entities()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Can_build_monster_model_and_seed_data_using_dependent_navigations
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Include_multiple_include_then_include()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_include_then_include()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation_Scalar_Equals_Navigation_Scalar
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Select_Where_Navigation_Scalar_Equals_Navigation_Scalar()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation_Scalar_Equals_Navigation_Scalar()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Where_nullable_enum_with_constant
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Where_nullable_enum_with_constant()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Where_nullable_enum_with_constant()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_one_to_one_and_one_to_many
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Include_multiple_one_to_one_and_one_to_many()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_one_to_one_and_one_to_many()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_circular_with_filter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+NoKeyGeneration.Insert_with_explicit_non_default_keys
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Include_multiple_circular_with_filter()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_circular_with_filter()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_with_join_collection2
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Include_with_join_collection2()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_with_join_collection2()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Join_navigation_translated_to_subquery_composite_key
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference_when_entity_in_projection
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Join_navigation_translated_to_subquery_composite_key()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Join_navigation_translated_to_subquery_composite_key()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_one_to_one_and_one_to_many_self_reference
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Include_multiple_one_to_one_and_one_to_many_self_reference()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_one_to_one_and_one_to_many_self_reference()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation_Equals_Navigation
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Select_Where_Navigation_Equals_Navigation()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation_Equals_Navigation()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation_Null_Reverse
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Select_Where_Navigation_Null_Reverse()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Select_Where_Navigation_Null_Reverse()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_one_to_one_and_one_to_one_and_one_to_many
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Include_multiple_one_to_one_and_one_to_one_and_one_to_many()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_multiple_one_to_one_and_one_to_one_and_one_to_many()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.GroupJoin_Composite_Key
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_GroupJoin>d__15`4.MoveNext()
           at System.Linq.Enumerable.<SelectManyIterator>d__26`3.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.GroupJoin_Composite_Key()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.GroupJoin_Composite_Key()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_with_join_multi_level
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.Internal.SqlServerDatabaseCreator.Create()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureCreated()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureCreated()
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_and_seed_data_using_dependent_navigations_test(Func`2 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_and_seed_data_using_dependent_navigations()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Can_build_monster_model_and_seed_data_using_principal_navigations
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GearsOfWarQueryTestBase`2.Include_with_join_multi_level()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GearsOfWarQuerySqlServerTest.Include_with_join_multi_level()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComputedColumnTest.Can_use_computed_columns_with_nullable_enum
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multiple_references_multi_level_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multiple_references_and_collection_multi_level_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComputedColumnTest.Can_use_computed_columns
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_with_parameters
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.GraphUpdatesFixtureBase.Seed(DbContext context)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesSqlServerTestBase`1.GraphUpdatesSqlServerFixtureBase.<CreateTestStore>b__4_0()
           at Microsoft.Data.Entity.FunctionalTests.TestStore.CreateShared(String name, Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.CreateShared(Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.GetOrCreateShared(String name, Action initializeDatabase)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesSqlServerTestBase`1.GraphUpdatesSqlServerFixtureBase.CreateTestStore()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2..ctor(TFixture fixture)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesSqlServerTestBase`1..ctor(TFixture fixture)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest..ctor(GraphUpdatesWithSequenceSqlServerFixture fixture)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeConstructorInfo.Invoke(BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
           at System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes, StackCrawlMark& stackMark)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_optional_many_to_one_dependents(changeMechanism: 0)
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj)
           at System.Data.SqlClient.TdsParser.TdsExecuteTransactionManagerRequest(Byte[] buffer, TransactionManagerRequestType request, String transactionName, TransactionManagerIsolationLevel isoLevel, Int32 timeout, SqlInternalTransaction transaction, TdsParserStateObject stateObj)
           at System.Data.SqlClient.SqlInternalConnectionTds.ExecuteTransactionYukon(TransactionRequest transactionRequest, String transactionName, IsolationLevel iso, SqlInternalTransaction internalTransaction)
           at System.Data.SqlClient.SqlInternalConnection.BeginSqlTransaction(IsolationLevel iso, String transactionName, Boolean shouldReconnect)
           at System.Data.SqlClient.SqlConnection.BeginTransaction(IsolationLevel iso, String transactionName)
           at System.Data.SqlClient.SqlConnection.BeginDbTransaction(IsolationLevel isolationLevel)
           at Microsoft.Data.Entity.Storage.RelationalConnection.BeginTransactionWithNoPreconditions(IsolationLevel isolationLevel)
           at Microsoft.Data.Entity.Storage.RelationalConnection.BeginTransaction(IsolationLevel isolationLevel)
           at Microsoft.Data.Entity.Storage.RelationalConnection.BeginTransaction()
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.TestModels.MonsterContext`31.SeedUsingNavigations(Boolean dependentNavs, Boolean principalNavs, Boolean saveChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_and_seed_data_using_principal_navigations_test(Func`2 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_and_seed_data_using_principal_navigations()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Store_generated_values_are_discarded_if_saving_changes_fails_with_full_notification_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ComputedColumnTest.Can_use_computed_columns_with_null_values
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_single_or_default_no_result
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference_alias_generation
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_simple_columns_out_of_order
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_simple_columns_out_of_order_and_not_enough_columns_throws
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_composed_multiple_line_query
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_composed_with_nullable_predicate
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_simple_columns_out_of_order_and_extra_columns
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_with_parameters_cache_key_includes_parameters
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_multiple_composed_with_closure_parameters
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.Internal.SqlServerDatabaseCreator.Create()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureCreated()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureCreated()
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.<Store_generated_values_are_discarded_if_saving_changes_fails_test>d__26.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.<Store_generated_values_are_discarded_if_saving_changes_fails_with_full_notification_entities>d__24.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference_single_or_default_when_no_result
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.One_to_many_fixup_happens_when_FKs_change_for_full_notification_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multi_level_collection_and_then_include_reference_predicate
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_simple_composed_include
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+ImplicitServicesAndConfig.Can_query_with_implicit_services_and_OnConfiguring
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_duplicate_reference
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+NoServicesAndNoConfig.Throws_on_attempt_to_use_context_with_no_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_with_parameters_and_closure
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_with_filter_reordered
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_multiple_line_query
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+ClientGuidKey.Insert_with_client_generated_GUID_key
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_references_and_collection_multi_level
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_simple
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_simple_include
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_simple_projection_composed
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_multiple_composed_with_parameters_and_closure_parameters
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_composed
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_multiple_composed
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_optional_many_to_one_dependents(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_optional_many_to_one_dependents(changeMechanism: 2)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_simple_cache_key_includes_query_string
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.Internal.SqlServerDatabaseCreator.Create()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureCreated()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureCreated()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_many_fixup_happens_when_FKs_change_test(Func`2 createContext, String databaseName, Boolean useDetectChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_many_fixup_happens_when_FKs_change_for_full_notification_entities()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.One_to_many_fixup_happens_when_reference_changes_for_changed_only_notification_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_annotations_do_not_affect_successive_calls
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_simple_as_no_tracking_not_composed
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_optional_many_to_one_dependents(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_non_PK_one_to_one_with_alternate_key_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.FromSqlQuerySqlServerTest.From_sql_queryable_with_null_parameter
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_non_PK_one_to_one_with_alternate_key_are_cascade_deleted()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference_and_collection
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerDatabaseCreatorTest.ExistsAsync_returns_true_when_database_exists
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+IdentityColumn.Insert_with_Identity_column
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_then_include_collection_predicate
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 0, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 0, useExistingEntities: True)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : Violation of PRIMARY KEY constraint 'PK_Optional1'. Cannot insert duplicate key in object 'dbo.Optional1'. The duplicate key value is (37).
      Violation of PRIMARY KEY constraint 'PK_Optional2'. Cannot insert duplicate key in object 'dbo.Optional2'. The duplicate key value is (38).
      The statement has been terminated.
      The statement has been terminated.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlDataReader.TryConsumeMetaData()
           at System.Data.SqlClient.SqlDataReader.get_MetaData()
           at System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 2, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 2, useExistingEntities: True)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : Violation of PRIMARY KEY constraint 'PK_Optional1'. Cannot insert duplicate key in object 'dbo.Optional1'. The duplicate key value is (40).
      The statement has been terminated.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlDataReader.TryConsumeMetaData()
           at System.Data.SqlClient.SqlDataReader.get_MetaData()
           at System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_optional_one_to_one_with_alternate_key(changeMechanism: 0)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_optional_one_to_one_with_alternate_key(changeMechanism: 1)
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.Internal.SqlServerDatabaseCreator.Delete()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureDeleted()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureDeleted()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_many_fixup_happens_when_reference_changes_test(Func`2 createContext, String databaseName, Boolean useDetectChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_many_fixup_happens_when_reference_changes_for_changed_only_notification_entities()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.One_to_many_fixup_happens_when_FKs_change_for_snapshot_entities
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_optional_one_to_one_with_alternate_key(changeMechanism: 2)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_one_to_one_changed_by_reference(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference_when_projection
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_one_to_one_changed_by_reference(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_one_to_one_changed_by_reference(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_with_string_key
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_one_to_one_changed_by_reference(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_one_to_one_changed_by_reference(changeMechanism: 2)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_references_then_include_collection_multi_level_predicate
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_one_to_one_changed_by_reference(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_required_many_to_one_dependents(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_on_join_clause_with_order_by_and_filter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_all_mapped_data_types_with_scale
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_dependent_already_tracked_as_no_tracking
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_all_mapped_sized_data_types
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_when_result_operator
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_all_non_nullable_data_types
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_required_many_to_one_dependents(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_duplicate_collection_result_operator2
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_query_using_any_mapped_data_types_with_nulls
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_required_many_to_one_dependents(changeMechanism: 2)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_alias_generation
    Microsoft.Data.Entity.SqlServer.FunctionalTests.CompiledQueryCacheKeyGeneratorTest.It_creates_unique_query_cache_key
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_list
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj)
           at System.Data.SqlClient.TdsParser.TdsExecuteTransactionManagerRequest(Byte[] buffer, TransactionManagerRequestType request, String transactionName, TransactionManagerIsolationLevel isoLevel, Int32 timeout, SqlInternalTransaction transaction, TdsParserStateObject stateObj)
           at System.Data.SqlClient.SqlInternalConnectionTds.ExecuteTransactionYukon(TransactionRequest transactionRequest, String transactionName, IsolationLevel iso, SqlInternalTransaction internalTransaction)
           at System.Data.SqlClient.SqlInternalConnection.BeginSqlTransaction(IsolationLevel iso, String transactionName, Boolean shouldReconnect)
           at System.Data.SqlClient.SqlConnection.BeginTransaction(IsolationLevel iso, String transactionName)
           at System.Data.SqlClient.SqlConnection.BeginDbTransaction(IsolationLevel isolationLevel)
           at Microsoft.Data.Entity.Storage.RelationalConnection.BeginTransactionWithNoPreconditions(IsolationLevel isolationLevel)
           at Microsoft.Data.Entity.Storage.RelationalConnection.BeginTransaction(IsolationLevel isolationLevel)
           at Microsoft.Data.Entity.Storage.RelationalConnection.BeginTransaction()
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.TestModels.MonsterContext`31.SeedUsingFKs(Boolean saveChanges)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_many_fixup_happens_when_FKs_change_test(Func`2 createContext, String databaseName, Boolean useDetectChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_many_fixup_happens_when_FKs_change_for_snapshot_entities()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.One_to_many_fixup_happens_when_reference_changes_for_snapshot_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Change_in_independent_association_results_in_independent_association_exception
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 1, useExistingEntities: False)
      System.Data.SqlClient.SqlException : A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - Connection was terminated)
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
           at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
           at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
           at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
           at System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value)
           at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQuery()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<ExecuteNonQuery>b__13_0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteNonQuery(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.ExecuteNonQuery(IEnumerable`1 commands, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.Internal.SqlServerDatabaseCreator.Delete()
           at Microsoft.Data.Entity.Storage.RelationalDatabaseCreator.EnsureDeleted()
           at Microsoft.Data.Entity.Infrastructure.DatabaseFacade.EnsureDeleted()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_many_fixup_happens_when_reference_changes_test(Func`2 createContext, String databaseName, Boolean useDetectChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_many_fixup_happens_when_reference_changes_for_snapshot_entities()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Can_build_monster_model_with_full_notification_entities_and_seed_data_using_FKs
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_then_include_collection
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<>c.<Change_in_independent_association_results_in_independent_association_exception>b__8_0(F1Context c)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Updating_then_deleting_the_same_entity_results_in_DbUpdateConcurrencyException_which_can_be_resolved_with_store_values
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 1, useExistingEntities: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<>c.<Updating_then_deleting_the_same_entity_results_in_DbUpdateConcurrencyException_which_can_be_resolved_with_store_values>b__16_1(F1Context c)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Deleting_then_updating_the_same_entity_results_in_DbUpdateConcurrencyException
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<>c.<Deleting_then_updating_the_same_entity_results_in_DbUpdateConcurrencyException>b__17_1(F1Context c)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Updating_then_deleting_the_same_entity_results_in_DbUpdateConcurrencyException
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<>c.<Updating_then_deleting_the_same_entity_results_in_DbUpdateConcurrencyException>b__15_1(F1Context c)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Deleting_then_updating_the_same_entity_results_in_DbUpdateConcurrencyException_which_can_be_resolved_with_store_values
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<>c.<Deleting_then_updating_the_same_entity_results_in_DbUpdateConcurrencyException_which_can_be_resolved_with_store_values>b__18_1(F1Context c)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Deleting_the_same_entity_twice_results_in_DbUpdateConcurrencyException
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_with_filter
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<>c.<Deleting_the_same_entity_twice_results_in_DbUpdateConcurrencyException>b__14_0(F1Context c)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Simple_concurrency_exception_can_be_resolved_with_store_values_using_Reload
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_as_no_tracking2
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<>c.<ConcurrencyTestAsync>b__37_1(F1Context c)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Change_in_independent_association_after_change_in_different_concurrency_token_results_in_independent_association_exception
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_then_include_collection_then_include_reference
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_all_nullable_data_types_with_values_set_to_null
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<>c.<Change_in_independent_association_after_change_in_different_concurrency_token_results_in_independent_association_exception>b__9_1(F1Context c)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Simple_concurrency_exception_can_be_resolved_with_store_values_using_equivalent_of_accept_changes
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<>c.<ConcurrencyTestAsync>b__37_0(F1Context c)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Calling_Reload_on_a_Deleted_entity_makes_the_entity_unchanged
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_query_with_null_parameters_using_any_nullable_data_type
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.TestReloadPositive(EntityState state)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.Calling_Reload_on_a_Deleted_entity_makes_the_entity_unchanged()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Calling_Reload_on_a_detached_entity_throws
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_one_to_one_are_cascade_deleted_in_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Simple_concurrency_exception_can_be_resolved_with_new_values
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_identity_property_on_Modified_entity_is_not_included_in_the_update_when_not_modified
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Optional_one_to_one_with_alternate_key_are_orphaned_in_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multi_level_reference_and_collection_predicate
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_references_multi_level
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_all_mapped_nullable_data_types
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_many_to_one_dependents_with_alternate_key_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_perform_query_with_max_length
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_one_to_one_with_alternate_key_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference_as_no_tracking
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_all_mapped_data_types_with_precision_and_scale
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_all_mapped_data_types
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_references_then_include_multi_level
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_required_one_to_one(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_query_using_any_mapped_data_type
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_query_using_any_mapped_data_type()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_identity_property_on_Modified_entity_is_not_included_in_the_update_when_not_modified()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_with_null_string_foreign_key
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_identity_property_on_Modified_entity_is_not_included_in_update_when_modified
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_required_one_to_one(changeMechanism: 1)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_identity_property_on_Modified_entity_is_not_included_in_update_when_modified()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_computed_property_on_Modified_entity_with_read_only_after_save_throws_if_value_is_in_modified_state
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.TestModels.MonsterContext`31.SeedUsingFKs(Boolean saveChanges)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_and_seed_data_using_FKs_test(Func`2 createContext, String databaseName)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.Can_build_monster_model_with_full_notification_entities_and_seed_data_using_FKs()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Store_generated_values_are_discarded_if_saving_changes_fails
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_computed_property_on_Modified_entity_with_read_only_after_save_throws_if_value_is_in_modified_state()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_computed_property_on_Added_entity_with_default_value_gets_value_from_store
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_computed_property_on_Added_entity_with_default_value_gets_value_from_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Computed_property_on_Modified_entity_is_included_in_update_when_modified
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Computed_property_on_Modified_entity_is_included_in_update_when_modified()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Computed_property_on_Added_entity_with_temporary_value_gets_value_from_store
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Computed_property_on_Added_entity_with_temporary_value_gets_value_from_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Computed_property_on_Added_entity_can_have_value_set_explicitly
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_nulls_for_all_mapped_sized_data_types
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 0)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Computed_property_on_Added_entity_can_have_value_set_explicitly()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Computed_property_on_Added_entity_with_default_value_gets_value_from_store
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Computed_property_on_Added_entity_with_default_value_gets_value_from_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_identity_property_on_Added_entity_with_default_value_gets_value_from_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_all_nullable_data_types_with_values_set_to_non_null
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_identity_property_on_Added_entity_with_default_value_gets_value_from_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_identity_property_on_Added_entity_with_read_only_before_save_throws_if_explicit_values_set
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Identity_key_with_read_only_before_save_throws_if_explicit_values_set
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Identity_property_on_Added_entity_with_default_value_gets_value_from_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multiple_references_then_include_multi_level
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Identity_property_on_Added_entity_with_default_value_gets_value_from_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_computed_property_on_Added_entity_cannot_have_value_set_explicitly
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_computed_property_on_Added_entity_cannot_have_value_set_explicitly()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_computed_property_on_Added_entity_with_temporary_value_gets_value_from_store
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_computed_property_on_Added_entity_with_temporary_value_gets_value_from_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_computed_property_on_Modified_entity_is_read_from_store_when_not_modified
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_computed_property_on_Modified_entity_is_read_from_store_when_not_modified()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Identity_property_on_Added_entity_with_read_only_before_save_throws_if_explicit_values_set
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Identity_property_on_Modified_entity_with_read_only_after_save_throws_if_value_is_in_modified_state
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 1)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Identity_property_on_Modified_entity_with_read_only_after_save_throws_if_value_is_in_modified_state()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Computed_property_on_Modified_entity_is_read_from_store_when_not_modified
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Computed_property_on_Modified_entity_is_read_from_store_when_not_modified()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_identity_property_on_Added_entity_with_temporary_value_gets_value_from_store
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_identity_property_on_Added_entity_with_temporary_value_gets_value_from_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Identity_property_on_Added_entity_can_have_value_set_explicitly
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_query_using_any_nullable_data_type
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Identity_property_on_Added_entity_can_have_value_set_explicitly()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_identity_property_on_Modified_entity_with_read_only_after_save_throws_if_value_is_in_modified_state
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_identity_property_on_Modified_entity_with_read_only_after_save_throws_if_value_is_in_modified_state()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_identity_property_on_Added_entity_gets_store_value_even_when_set_explicitly
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Optional_one_to_one_are_orphaned_in_store
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_identity_property_on_Added_entity_gets_store_value_even_when_set_explicitly()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Identity_property_on_Modified_entity_is_not_included_in_update_when_not_modified
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Identity_property_on_Modified_entity_is_not_included_in_update_when_not_modified()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_computed_property_on_Added_entity_with_read_only_before_save_throws_if_explicit_values_set
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Identity_property_on_Modified_entity_is_included_in_update_when_modified
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Identity_property_on_Modified_entity_is_included_in_update_when_modified()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Always_computed_property_on_Modified_entity_is_not_included_in_update_even_when_modified
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Always_computed_property_on_Modified_entity_is_not_included_in_update_even_when_modified()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Computed_property_on_Modified_entity_with_read_only_after_save_throws_if_value_is_in_modified_state
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Computed_property_on_Modified_entity_with_read_only_after_save_throws_if_value_is_in_modified_state()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Computed_property_on_Added_entity_with_read_only_before_save_throws_if_explicit_values_set
    Microsoft.Data.Entity.SqlServer.FunctionalTests.StoreGeneratedSqlServerTest.Identity_property_on_Added_entity_with_temporary_value_gets_value_from_store
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.StoreGeneratedTestBase`2.Identity_property_on_Added_entity_with_temporary_value_gets_value_from_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+ComputedColumnUpdateValue.Update_explicit_value_in_computed_column
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Optional_many_to_one_dependents_are_orphaned_in_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_duplicate_reference3
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_and_reference
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_with_binary_key
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_with_null_binary_foreign_key
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_order_by_key
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Columns_have_expected_data_types
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 2)
      System.InvalidOperationException : ExecuteReader requires an open and available Connection. The connection's current state is closed.
      Stack Trace:
           at System.Data.SqlClient.SqlCommand.ValidateCommand(String method, Boolean async)
           at System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Columns_have_expected_data_types()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_with_max_length_set
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_insert_and_read_back_all_mapped_data_types_set_to_null
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.BuiltInDataTypesSqlServerTest.Can_query_using_any_data_type
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_on_additional_from_clause
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference_with_filter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_duplicate_collection_result_operator
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_order_by_non_key
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+SpecifyKeysUsingDefault.Insert_with_explicit_default_keys
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_as_no_tracking
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 2, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference_with_filter_reordered
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryLoggingSqlServerTest.Queryable_with_parameter_outputs_parameter_value_logging_warning
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 2, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference_invalid
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_on_additional_from_clause2
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_dependent_already_tracked
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_references_then_include_collection_multi_level
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 2, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryLoggingSqlServerTest.Queryable_simple
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryLoggingSqlServerTest.Include_navigation
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_collection_principal_already_tracked
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 2, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multiple_references_then_include_collection_multi_level
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_composed_multiple_line_query
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 2, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 2, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_many_to_one_dependents_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_reference_dependent_already_tracked
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_many_to_one_dependents_are_cascade_deleted_in_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_duplicate_reference2
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeSqlServerTest.Include_multi_level_reference_then_include_collection_predicate
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_optional_one_to_one(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_depend_on_DbContextOptions
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_optional_one_to_one(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+InjectContextAndConfiguration.Can_register_context_and_configuration_with_DI_container_and_have_both_injected
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_depend_on_non_generic_options_when_only_one_context_with_default_service_provider
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+ConstructorArgsToBuilder.Can_pass_context_options_to_constructor_and_use_in_builder
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_optional_one_to_one(changeMechanism: 2)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_select_appropriate_provider_when_multiple_registered
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_required_many_to_one_dependents_with_alternate_key(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerMigrationsTest.Empty_Migration_Creates_Database
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+NestedContextDifferentStores.Can_use_one_context_nested_inside_another_of_a_different_type_with_implicit_services
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_removed_required_many_to_one_dependents_with_alternate_key(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_depend_on_DbContextOptions_with_default_service_provider
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_specify_connection_in_OnConfiguring
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+ConstructorArgsToOnConfiguring.Can_pass_connection_string_to_constructor_and_use_in_OnConfiguring
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Throws_if_no_connection_found_in_config_without_UseSqlServer
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_register_multiple_context_types_with_default_service_provider
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_specify_connection_string_in_OnConfiguring
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+DoNothingButSpecifyKeys.Insert_with_explicit_non_default_keys
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_specify_connection_in_OnConfiguring_with_default_service_provider
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_specify_connection_string_in_OnConfiguring_with_default_service_provider
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Throws_if_no_config_without_UseSqlServer
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_register_multiple_context_types
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_depend_on_non_generic_options_when_only_one_context
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ConnectionSpecificationTest.Can_select_appropriate_provider_when_multiple_registered_with_default_service_provider
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MappingQuerySqlServerTest.Project_nullable_enum
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MappingQuerySqlServerTest.All_customers
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MappingQuerySqlServerTest.All_employees
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MappingQuerySqlServerTest.All_orders
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 2, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents(changeMechanism: 2, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_non_PK_one_to_one_are_cascade_deleted_in_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeOneToOneSqlServerTest.Include_person_shadow
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeOneToOneSqlServerTest.Include_person
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeOneToOneSqlServerTest.Include_address_when_person_already_tracked
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_one_to_one_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Optional_many_to_one_dependents_with_alternate_key_are_orphaned
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+ExplicitServicesAndNoConfig.Throws_on_attempt_to_use_SQL_Server_without_providing_connection_string
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeOneToOneSqlServerTest.Include_person_no_tracking
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeOneToOneSqlServerTest.Include_person_when_address_already_tracked
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeOneToOneSqlServerTest.Include_address
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+NonKeyReadOnlyDefaultValue.Insert_with_non_key_default_value
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeOneToOneSqlServerTest.Include_address_shadow
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeOneToOneSqlServerTest.Include_address_no_tracking
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_one_to_one_with_alternate_key_are_cascade_deleted_in_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+ExplicitServicesAndConfig.Can_query_with_explicit_services_and_explicit_config
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_one_to_one_changed_by_reference(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryBugsTest.Include_on_optional_navigation_One_To_One_principal_963
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_non_PK_one_to_one_with_alternate_key_are_cascade_deleted_in_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_one_to_one_changed_by_reference(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_non_PK_one_to_one_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerValueGenerationScenariosTest+ReadOnlyIdentityColumnWithDefaultValue.Insert_with_default_value_from_sequence
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_required_non_PK_one_to_one(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_one_to_one_changed_by_reference(changeMechanism: 2)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_required_non_PK_one_to_one(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_non_PK_one_to_one_are_cascade_deleted_in_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_one_to_one_are_cascade_deleted_in_store
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_one_to_one_are_cascade_deleted_in_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 0, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryBugsTest.Compiler_generated_local_closure_produces_valid_parameter_name_1742
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 0, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 1, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 1, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 2, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 2, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_required_one_to_one_with_alternate_key(changeMechanism: 0)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_required_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Sever_required_one_to_one_with_alternate_key(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Required_many_to_one_dependents_with_alternate_key_are_cascade_deleted_in_store
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_many_to_one_dependents_with_alternate_key_are_cascade_deleted_in_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Optional_one_to_one_are_orphaned
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Optional_one_to_one_are_orphaned()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_many_to_one_dependents_with_alternate_key_are_cascade_deleted_in_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_required_non_PK_one_to_one(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryBugsTest.Include_on_optional_navigation_Many_To_One_963
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_required_non_PK_one_to_one(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryBugsTest.Include_on_entity_with_composite_key_One_To_Many_bugs_925_926
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryBugsTest.First_FirstOrDefault_ix_async_bug_603
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 2, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 2, useExistingEntities: True)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 0, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Optional_many_to_one_dependents_with_alternate_key_are_orphaned
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 2, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents_with_alternate_key(changeMechanism: 2, useExistingEntities: True)
      System.InvalidOperationException : The connection does not support MultipleActiveResultSets.
      Stack Trace:
           at System.Data.SqlClient.SqlCommand.EndExecuteNonQueryAsync(IAsyncResult asyncResult)
           at System.Threading.Tasks.TaskFactory`1.FromAsyncCoreLogic(IAsyncResult iar, Func`2 endFunction, Action`1 endAction, Task`1 promise, Boolean requiresSynchronization)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.<DeleteDatabaseAsync>d__17.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerTestStore.<CreateTransientAsync>d__15.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerEndToEndTest.<RoundTripChanges>d__14`1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerEndToEndTest.<Can_round_trip_changes_with_changed_only_notification_entities>d__13.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerEndToEndTest.Can_round_trip_changes_with_snapshot_change_tracking
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_with_parameters_cache_key_includes_parameters
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Optional_one_to_one_with_alternate_key_are_orphaned
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_with_parameter_composed
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_where_nav_prop_any_predicate
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one(changeMechanism: 0, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Select_anonymous_bool_constant_true
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one(changeMechanism: 0, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerConfigPatternsTest+NestedContextDifferentStores.Can_use_one_context_nested_inside_another_of_a_different_type
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one(changeMechanism: 1, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_compare_constructed_multi_value_equal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Navigations
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one(changeMechanism: 1, useExistingRoot: True)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one(changeMechanism: 2, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_optional_one_to_one(changeMechanism: 2, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.ExistingConnectionTest.Can_use_an_existing_open_connection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SequentialGuidEndToEndTest.Can_use_explicit_values
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Optional_many_to_one_dependents_are_orphaned
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_equals_on_matched_nullable_int_types
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Optional_many_to_one_dependents_are_orphaned()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 0, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_where_nav_prop_sum
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 1, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Optional_one_to_one_with_alternate_key_are_orphaned_in_store
      System.InvalidOperationException : The specified transaction is not associated with the current connection. Only transactions associated with the current connection may be used.
      Stack Trace:
           at Microsoft.Data.Entity.Storage.RelationalTransaction..ctor(IRelationalConnection connection, DbTransaction transaction, ILogger logger, Boolean transactionOwned)
           at Microsoft.Data.Entity.Storage.RelationalConnection.UseTransaction(DbTransaction transaction)
           at Microsoft.Data.Entity.RelationalDatabaseFacadeExtensions.UseTransaction(DatabaseFacade databaseFacade, DbTransaction transaction)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.F1SqlServerFixture.CreateContext(SqlServerTestStore testStore)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.CreateF1Context()
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Simple_concurrency_exception_can_be_resolved_with_store_values
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Navigations_Where_Navigations
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Deep
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Optional_one_to_one_with_alternate_key_are_orphaned_in_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_many_to_one_dependents_are_cascade_deleted_in_store
      Assert.Throws() Failure
      Expected: typeof(System.Exception)
      Actual:   typeof(Microsoft.Data.Entity.DbUpdateException): An error occurred while updating the entries. See the inner exception for details.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.<ExecuteAsync>d__28.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.<ExecuteAsync>d__1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.FunctionalTests.ThrowingMonsterStateManager.<SaveChangesAsync>d__1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.<SaveChangesAsync>d__36.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.DbContext.<SaveChangesAsync>d__28.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.<>c__DisplayClass26_1.<<Store_generated_values_are_discarded_if_saving_changes_fails_test>b__2>d.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.Store_generated_values_are_discarded_if_saving_changes_fails_with_changed_only_notification_entities
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one(changeMechanism: 0, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Select_anonymous_with_object
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Select_correlated_subquery_ordered
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_many_to_one_dependents_are_cascade_deleted_in_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_non_PK_one_to_one_with_alternate_key_are_cascade_deleted_in_store
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_non_PK_one_to_one_with_alternate_key_are_cascade_deleted_in_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_one_to_one_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Select_Where_Subquery_Deep_First
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_one_to_one_are_cascade_deleted()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Singleton_Navigation_With_Member_Access_Async
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.IncludeCollectionIterator.<GetRelatedValues>d__4.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at System.Linq.Enumerable.WhereEnumerableIterator`1.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Int32 currentNavigationIndex, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.<>c__DisplayClass13_0.<Include>b__0(EntityLoadInfo eli)
           at System.Linq.Enumerable.<>c__DisplayClass7_0`3.<CombineSelectors>b__0(TSource x)
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at System.Linq.Enumerable.WhereEnumerableIterator`1.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Int32 currentNavigationIndex, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<>c__DisplayClass19_0`1.<_Include>b__2(T r)
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 1)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one(changeMechanism: 0, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one(changeMechanism: 1, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeAsyncSqlServerTest.Include_collection_dependent_already_tracked
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one(changeMechanism: 1, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one(changeMechanism: 0, useExistingRoot: False)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one(changeMechanism: 2, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_one_to_one(changeMechanism: 2, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.CompositeKeyEndToEndTest.Only_one_part_of_a_composite_key_needs_to_vary_for_uniquness
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one(changeMechanism: 0, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.IncludeCollectionIterator.<GetRelatedValues>d__4.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at System.Linq.Enumerable.WhereEnumerableIterator`1.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Int32 currentNavigationIndex, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<>c__DisplayClass19_0`1.<_Include>b__2(T r)
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one(changeMechanism: 1, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Selected_column_can_coalesce
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one(changeMechanism: 1, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Queryable_simple_anonymous_subquery
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one(changeMechanism: 2, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.OrderBy_client_Take
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_optional_one_to_one(changeMechanism: 2, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Optional_many_to_one_dependents_with_alternate_key_are_orphaned_in_store
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.OrderBy_anon
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 1)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Optional_many_to_one_dependents_with_alternate_key_are_orphaned_in_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_Last
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_optional_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 0)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_optional_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 2)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Skip_Take_Distinct
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 0, useExistingEntities: True)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_optional_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_non_PK_one_to_one_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_bool_member
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_non_PK_one_to_one_are_cascade_deleted()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Count_with_order_by
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 1, useExistingEntities: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 0, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Queryable_simple
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 2, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_many_to_one_dependents(changeMechanism: 2, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_equals_using_int_overload_on_mismatched_types
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.First
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.OrderBy_Where_Count_with_predicate_client_eval_mixed
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_many_to_one_dependents(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_many_to_one_dependents_with_alternate_key_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SequenceEndToEndTest.Can_use_sequence_with_nullable_key_end_to_end
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_many_to_one_dependents_with_alternate_key_are_cascade_deleted()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one(changeMechanism: 0, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.GroupJoin_simple
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.IncludeCollectionIterator.<GetRelatedValues>d__4.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at System.Linq.Enumerable.WhereEnumerableIterator`1.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Int32 currentNavigationIndex, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.<>c__DisplayClass13_0.<Include>b__0(EntityLoadInfo eli)
           at System.Linq.Enumerable.<>c__DisplayClass7_0`3.<CombineSelectors>b__0(TSource x)
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at System.Linq.Enumerable.WhereEnumerableIterator`1.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Int32 currentNavigationIndex, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<>c__DisplayClass19_0`1.<_Include>b__2(T r)
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one(changeMechanism: 0, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 2, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one(changeMechanism: 1, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_static_field_access_closure_via_query_cache
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithSequenceSqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 2, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_SingleOrDefault
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one(changeMechanism: 1, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Can_execute_non_generic
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one(changeMechanism: 2, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.GroupBy_with_element_selector_sum
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_one_to_one(changeMechanism: 2, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_optional_one_to_one(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_in_optimization_multiple
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_optional_one_to_one(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_optional_one_to_one(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_client_deep_inside_predicate_and_server_top_level
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_optional_one_to_one(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_optional_one_to_one(changeMechanism: 2)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Join_customers_orders_with_subquery_with_take
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_optional_one_to_one(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_many_to_one_dependents_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Contains_with_local_collection_empty_closure
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_many_to_one_dependents_are_cascade_deleted()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_optional_many_to_one_dependents(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Join_local_collection_int_closure_is_cached_correctly
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_subquery_anon
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_optional_many_to_one_dependents(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_in_optimization_multiple
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_optional_many_to_one_dependents(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_optional_many_to_one_dependents(changeMechanism: 2)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_optional_many_to_one_dependents(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_optional_one_to_one_with_alternate_key(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Skip_Take
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_optional_one_to_one_with_alternate_key(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.GroupBy_Shadow3
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_optional_one_to_one_with_alternate_key(changeMechanism: 2)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Optional_many_to_one_dependents_are_orphaned
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.OrderBy_Distinct
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_with_parameter
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Select_anonymous_literal
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Optional_many_to_one_dependents_are_orphaned()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_required_many_to_one_dependents(changeMechanism: 1)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_required_many_to_one_dependents(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_required_many_to_one_dependents(changeMechanism: 0)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_required_many_to_one_dependents(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_required_many_to_one_dependents(changeMechanism: 2)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_not_in_optimization1
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.Contains_top_level
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_required_many_to_one_dependents(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_required_one_to_one_with_alternate_key(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.GroupBy_SelectMany
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_required_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_required_one_to_one_with_alternate_key(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_identity_comparison
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_simple_composed_include
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Sever_required_one_to_one_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 0, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Join_OrderBy_Count
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Select_nested_collection
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 1, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_query_composition3
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 2, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one_with_alternate_key(changeMechanism: 2, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_bool_member_compared_to_binary_expression
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_select_nav_prop_all
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Select_anonymous_bool_constant_in_expression
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 0, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Included
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.GroupJoin_projection
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_select_nav_prop_all_client
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 1, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one_with_alternate_key(changeMechanism: 2, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_one_to_one_with_alternate_key_are_cascade_deleted_in_store
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_one_to_one_with_alternate_key_are_cascade_deleted_in_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigations
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Null_Deep
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_where_nav_prop_all_client
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 1, useExistingEntities: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.IncludeCollectionIterator.<GetRelatedValues>d__4.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at System.Linq.Enumerable.WhereEnumerableIterator`1.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Int32 currentNavigationIndex, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.<>c__DisplayClass13_0.<Include>b__0(EntityLoadInfo eli)
           at System.Linq.Enumerable.<>c__DisplayClass7_0`3.<CombineSelectors>b__0(TSource x)
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at System.Linq.Enumerable.WhereEnumerableIterator`1.MoveNext()
           at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
           at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Int32 currentNavigationIndex, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.Internal.QueryBuffer.Include(Object entity, IReadOnlyList`1 navigationPath, IReadOnlyList`1 relatedEntitiesLoaders, Boolean queryStateManager)
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<>c__DisplayClass19_0`1.<_Include>b__2(T r)
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 2, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_changed_optional_one_to_one(changeMechanism: 2, useExistingEntities: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_changed_optional_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.TransactionSqlServerTest.SaveChangesAsync_uses_explicit_transaction_without_committing
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_math_truncate
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference(changeMechanism: 0, useExistingEntities: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_simple_shadow_projection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_short_member_comparison
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.GroupBy_Shadow
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Equals_Navigation
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference(changeMechanism: 1, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.GroupJoin_simple_subquery
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_equals_on_mismatched_types_nullable_int_long
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Select_constant_null_string
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 0, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.String_Compare_simple_one
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Join_OrderBy_Count
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 0, useExistingRoot: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 1, useExistingRoot: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Take_OrderBy_Count
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Where_bool_member_negated_twice
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_subquery_anon
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QuerySqlServerTest.Join_select_many
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 1, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_select_nav_prop_any
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 2, useExistingRoot: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Reparent_required_non_PK_one_to_one(changeMechanism: 2, useExistingRoot: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_where_nav_prop_sum_async
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Reparent_required_non_PK_one_to_one(ChangeMechanism changeMechanism, Boolean useExistingRoot)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Optional_many_to_one_dependents_are_orphaned_in_store
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Optional_many_to_one_dependents_are_orphaned_in_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Optional_one_to_one_with_alternate_key_are_orphaned
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.<ExecuteAsync>d__28.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.<ExecuteAsync>d__1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.<SaveChangesAsync>d__36.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.DbContext.<SaveChangesAsync>d__28.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.SequentialGuidEndToEndTest.<Can_use_explicit_values>d__1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlCommand.<>c.<ExecuteDbDataReaderAsync>b__112_0(Task`1 result)
           at System.Threading.Tasks.ContinuationResultTaskFromResultTask`2.InnerInvoke()
           at System.Threading.Tasks.Task.Execute()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass18_0.<<ExecuteReaderAsync>b__0>d.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<ExecuteAsync>d__20`1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<ExecuteReaderAsync>d__18.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.<ExecuteAsync>d__28.MoveNext()
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Calling_Reload_on_an_Added_entity_throws
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Adding_the_same_entity_twice_results_in_DbUpdateException
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_min
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Optional_one_to_one_with_alternate_key_are_orphaned()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Optional_many_to_one_dependents_with_alternate_key_are_orphaned_in_store
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(TaskCompletionSource`1 completion, String methodName, Boolean sendToPipe, Int32 timeout, Boolean asyncWrite)
           at System.Data.SqlClient.SqlCommand.BeginExecuteNonQueryInternal(AsyncCallback callback, Object stateObject, Int32 timeout, Boolean asyncWrite)
           at System.Threading.Tasks.TaskFactory`1.FromAsyncImpl(Func`3 beginMethod, Func`2 endFunction, Action`1 endAction, Object state, TaskCreationOptions creationOptions)
           at System.Data.SqlClient.SqlCommand.ExecuteNonQueryAsync(CancellationToken cancellationToken)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c.<<ExecuteNonQueryAsync>b__14_0>d.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<ExecuteAsync>d__20`1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<ExecuteNonQueryAsync>d__14.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.Storage.RelationalCommandExtensions.<ExecuteNonQueryAsync>d__1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.Migrations.Internal.Migrator.<ExecuteAsync>d__17.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.Migrations.Internal.Migrator.<MigrateAsync>d__11.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.FunctionalTests.MigrationsTestBase`1.<Can_apply_all_migrations_async>d__12.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MigrationsSqlServerTest.Can_generate_idempotent_up_scripts
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MigrationsSqlServerTest.Can_revert_one_migrations
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Optional_many_to_one_dependents_with_alternate_key_are_orphaned_in_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_non_PK_one_to_one_with_alternate_key_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.CompositeKeyEndToEndTest.Can_use_generated_values_in_composite_key_end_to_end
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_non_PK_one_to_one_with_alternate_key_are_cascade_deleted()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_required_one_to_one(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_nested_field_access_closure_via_query_cache
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Sever_required_one_to_one(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Count_with_order_by
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 0, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 0, useExistingEntities: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_subquery_correlated
    Microsoft.Data.Entity.SqlServer.FunctionalTests.IncludeAsyncSqlServerTest.Include_multiple_references_multi_level_reverse
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 1, useExistingEntities: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_non_PK_one_to_one_changed_by_reference_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Multiple_Access
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 1, useExistingEntities: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 0, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Collection_select_nav_prop_sum
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Where_Navigation_Client
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 0, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Join_client_new_expression
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryNavigationsSqlServerTest.Select_Navigation
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerDatabaseCreatorTest.CreateTablesAsync_throws_if_database_does_not_exist
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 2, useExistingEntities: False)
      Assert.Throws() Failure
      Expected: typeof(System.Exception)
      Actual:   typeof(Microsoft.Data.Entity.DbUpdateException): An error occurred while updating the entries. See the inner exception for details.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.<ExecuteAsync>d__28.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.<ExecuteAsync>d__1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.FunctionalTests.ThrowingMonsterStateManager.<SaveChangesAsync>d__1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.<SaveChangesAsync>d__36.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.DbContext.<SaveChangesAsync>d__28.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.<>c__DisplayClass26_1.<<Store_generated_values_are_discarded_if_saving_changes_fails_test>b__2>d.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.One_to_one_fixup_happens_when_reference_change_for_full_notification_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_client_and_server_top_level
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.OrderBy_Distinct
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_optional_many_to_one_dependents_with_alternate_key(changeMechanism: 2, useExistingEntities: True)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_OrderBy_Count_client_eval_mixed
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_optional_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Required_one_to_one_with_alternate_key_are_cascade_deleted
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_math_abs_uncorrelated
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Required_one_to_one_with_alternate_key_are_cascade_deleted()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Optional_one_to_one_are_orphaned
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Optional_one_to_one_are_orphaned()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Optional_one_to_one_are_orphaned_in_store
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Optional_one_to_one_are_orphaned_in_store()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 0, useExistingEntities: False)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.GetResult[TResult](IEnumerable`1 valueBuffers)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Any[TSource](IQueryable`1 source, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_one_to_one_changed_by_reference_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 0, useExistingEntities: True)
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_one_to_one_changed_by_reference_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 1, useExistingEntities: False)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MigrationsSqlServerTest.Can_execute_operations
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.<ExecuteAsync>d__28.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.GetResult()
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.<ExecuteAsync>d__1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.<SaveChangesAsync>d__36.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.DbContext.<SaveChangesAsync>d__28.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlCommand.<>c.<ExecuteDbDataReaderAsync>b__112_0(Task`1 result)
           at System.Threading.Tasks.ContinuationResultTaskFromResultTask`2.InnerInvoke()
           at System.Threading.Tasks.Task.Execute()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass18_0.<<ExecuteReaderAsync>b__0>d.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<ExecuteAsync>d__20`1.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<ExecuteReaderAsync>d__18.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.<ExecuteAsync>d__28.MoveNext()
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Calling_Reload_on_a_Modified_entity_makes_the_entity_unchanged
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_required_one_to_one_changed_by_reference_with_alternate_key(changeMechanism: 1, useExistingEntities: True)
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.Query.Internal.LinqOperatorProvider.ExceptionInterceptor`1.EnumeratorExceptionInterceptor.MoveNext()
           at Microsoft.Data.Entity.EntityFrameworkQueryableExtensions.Load[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_required_one_to_one_changed_by_reference_with_alternate_key(ChangeMechanism changeMechanism, Boolean useExistingEntities)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_required_many_to_one_dependents_with_alternate_key(changeMechanism: 1)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Calling_Reload_on_a_Unchanged_entity_makes_the_entity_unchanged
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Join_customers_orders_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.OptimisticConcurrencySqlServerTest.Simple_concurrency_exception_can_be_resolved_with_client_values
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_with_include_throws
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_simple_columns_out_of_order
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_required_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.GraphUpdatesWithIdentitySqlServerTest.Save_removed_required_many_to_one_dependents_with_alternate_key(changeMechanism: 0)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerDatabaseCreatorTest.HasTables_throws_when_database_doesnt_exist
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerDatabaseCreationTest.ExistsAsync_returns_false_when_database_doesnt_exist
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.Where_compare_constructed_multi_value_equal
      System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Query.Internal.QueryingEnumerable.Enumerator.MoveNext()
           at Microsoft.Data.Entity.Query.QueryMethodProvider.<_ShapedQuery>d__3`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
           at Microsoft.Data.Entity.EnumerableExtensions.<Finally>d__0`1.MoveNext()
           at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
           at lambda_method(Closure , QueryContext )
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.<>c__DisplayClass19_1`1.<CompileQuery>b__1(QueryContext qc)
           at Microsoft.Data.Entity.Query.Internal.QueryCompiler.Execute[TResult](Expression query)
           at Microsoft.Data.Entity.Query.Internal.EntityQueryProvider.Execute[TResult](Expression expression)
           at System.Linq.Queryable.Single[TSource](IQueryable`1 source)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.LoadFullGraph(GraphUpdatesContext context, Expression`1 predicate)
           at Microsoft.Data.Entity.FunctionalTests.GraphUpdatesTestBase`2.Save_removed_required_many_to_one_dependents_with_alternate_key(ChangeMechanism changeMechanism)
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlSprocQuerySqlServerTest.From_sql_queryable_stored_procedure_composed
      System.InvalidOperationException : The specified transaction is not associated with the current connection. Only transactions associated with the current connection may be used.
      Stack Trace:
           at Microsoft.Data.Entity.Storage.RelationalTransaction..ctor(IRelationalConnection connection, DbTransaction transaction, ILogger logger, Boolean transactionOwned)
           at Microsoft.Data.Entity.Storage.RelationalConnection.UseTransaction(DbTransaction transaction)
           at Microsoft.Data.Entity.RelationalDatabaseFacadeExtensions.UseTransaction(DatabaseFacade databaseFacade, DbTransaction transaction)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.F1SqlServerFixture.CreateContext(SqlServerTestStore testStore)
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.CreateF1Context()
           at Microsoft.Data.Entity.FunctionalTests.OptimisticConcurrencyTestBase`2.<ConcurrencyTestAsync>d__39.MoveNext()
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
        --- End of stack trace from previous location where exception was thrown ---
           at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
           at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Contains_with_local_collection_false
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.Where_static_property_access_closure_via_query_cache
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_multiple_composed_with_closure_parameters
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Queryable_simple_anonymous
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerDatabaseCreatorTest.CreateTables_creates_schema_in_existing_database
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.Take_Distinct_Count
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.String_Compare_simple_one
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.Select_into
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerDatabaseCreationTest.EnsureCreated_can_create_physical_database_and_schema
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.GroupJoin_projection
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryBugsTest.Join_on_optional_navigation_One_To_Many_963
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_simple_include
    Microsoft.Data.Entity.SqlServer.FunctionalTests.QueryBugsTest.Query_when_null_key_in_database_should_throw
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Where_equals_using_object_overload_on_mismatched_types
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Select_subquery_recursive_trivial
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_with_parameters_and_closure
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerEndToEndTest.Can_save_changes_in_tracked_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Take_Skip
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.First_Predicate
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.Distinct_OrderBy
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_simple
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.Contains_with_local_array_closure
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.OrderBy_correlated_subquery_lol
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_multiple_composed_with_parameters_and_closure_parameters
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.String_StartsWith_Literal
    Microsoft.Data.Entity.SqlServer.FunctionalTests.SqlServerDatabaseCreationTest.EnsureDeleted_will_delete_database
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.OrderBy_Where_Count_with_predicate
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MigrationsSqlServerTest.Can_generate_idempotent_down_scripts
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MigrationsSqlServerTest.Can_revert_all_migrations
      Microsoft.Data.Entity.DbUpdateException : An error occurred while updating the entries. See the inner exception for details.
      ---- System.Data.SqlClient.SqlException : The connection is broken and recovery is not possible.  The connection is marked by the server as unrecoverable.  No attempt was made to restore the connection.
      Stack Trace:
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
           at Microsoft.Data.Entity.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection)
           at Microsoft.Data.Entity.Storage.RelationalDatabase.SaveChanges(IReadOnlyList`1 entries)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(IReadOnlyList`1 entriesToSave)
           at Microsoft.Data.Entity.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess)
           at Microsoft.Data.Entity.DbContext.SaveChanges()
           at Microsoft.Data.Entity.FunctionalTests.TestModels.MonsterContext`31.SeedUsingFKs(Boolean saveChanges)
           at Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.CreateAndSeedDatabase(String databaseName, Func`1 createContext)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_one_fixup_happens_when_reference_change_test(Func`2 createContext, String databaseName, Boolean useDetectChanges)
           at Microsoft.Data.Entity.FunctionalTests.MonsterFixupTestBase.One_to_one_fixup_happens_when_reference_change_for_full_notification_entities()
           at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
           at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
           at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
        ----- Inner Stack Trace -----
           at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
           at System.Data.SqlClient.SqlConnection.ValidateAndReconnect(Action beforeDisconnect, Int32 timeout)
           at System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, SqlDataReader ds)
           at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.<>c__DisplayClass17_0.<ExecuteReader>b__0(DbCommand cmd, IRelationalConnection con)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.Execute[T](IRelationalConnection connection, Func`3 action, String executeMethod, Boolean openConnection, Boolean closeConnection)
           at Microsoft.Data.Entity.Storage.Internal.RelationalCommand.ExecuteReader(IRelationalConnection connection, Boolean manageConnection)
           at Microsoft.Data.Entity.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection)
    Microsoft.Data.Entity.SqlServer.FunctionalTests.MonsterFixupSqlServerTest.One_to_one_fixup_happens_when_FKs_change_for_full_notification_entities
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_with_parameters
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQuerySqlServerTest.Select_anonymous_with_object
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_composed
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_simple_projection_not_composed
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.String_Contains_Identity
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncFromSqlQuerySqlServerTest.From_sql_queryable_simple_columns_out_of_order_and_extra_columns
    Microsoft.Data.Entity.SqlServer.FunctionalTests.RowNumberPagingTest.String_Contains_Column
    Microsoft.Data.Entity.SqlServer.FunctionalTests.AsyncQ