L'errore che trovo nel buildare un progetto

gistfile1.txt

Building com.nextocompany.thingstore for device (ios-release)...
Automatically signing iOS for device deployment using specified development team
in Xcode project: P8WULW25UZ
Running pod install...                                             13,1s
Running Xcode build...                                                  
                                                   
 └─Compiling, linking and signing...                         6,2s
Xcode build done.                                           373,6s
Failed to build iOS app
Error output from Xcode build:
↳
    ** BUILD FAILED **


Xcode's output:
↳
    === BUILD TARGET firebase_storage OF PROJECT Pods WITH CONFIGURATION Release
    ===
    /Users/danielevicino/.pub-cache/hosted/pub.dartlang.org/firebase_auth-0.15.4
    /ios/Classes/FLTFirebaseAuthPlugin.m:165:40: warning: incompatible pointer
    to integer conversion assigning to 'BOOL' (aka 'signed char') from 'id
    _Nullable' [-Wint-conversion]
        actionCodeSettings.handleCodeInApp = call.arguments[@"handleCodeInApp"];
                                           ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    /Users/danielevicino/.pub-cache/hosted/pub.dartlang.org/firebase_auth-0.15.4
    /ios/Classes/FLTFirebaseAuthPlugin.m:168:47: warning: incompatible pointer
    to integer conversion sending 'id _Nullable' to parameter of type 'BOOL'
    (aka 'signed char') [-Wint-conversion]
                            installIfNotAvailable:call.arguments[@"androidInstal
                            lIfNotAvailable"]
                                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
                                                  ~~~~~~~~~~~~~~~~~
    In module 'FirebaseAuth' imported from
    /Users/danielevicino/Documents/GitHub/nexto-thingstore-flutter/ios/Pods/Head
    ers/Public/Firebase/Firebase.h:26:
    /Users/danielevicino/Documents/GitHub/nexto-thingstore-flutter/ios/Pods/Fire
    baseAuth/Firebase/Auth/Source/Public/FIRActionCodeSettings.h:84:39: note:
    passing argument to parameter 'installIfNotAvailable' here
              installIfNotAvailable:(BOOL)installIfNotAvailable
                                          ^
    /Users/danielevicino/.pub-cache/hosted/pub.dartlang.org/firebase_auth-0.15.4
    /ios/Classes/FLTFirebaseAuthPlugin.m:72:1: warning: conflicting return type
    in implementation of
    'application:didReceiveRemoteNotification:fetchCompletionHandler:': 'BOOL'
    (aka 'signed char') vs 'bool' [-Wmismatched-return-types]
    - (bool)application:(UIApplication *)application
    ^  ~~~~
    In module 'Flutter' imported from
    /Users/danielevicino/.pub-cache/hosted/pub.dartlang.org/firebase_auth-0.15.4
    /ios/Classes/FLTFirebaseAuthPlugin.h:5:
    /Users/danielevicino/Documents/GitHub/nexto-thingstore-flutter/ios/Pods/../F
    lutter/Flutter.framework/Headers/FlutterPlugin.h:91:1: note: previous
    definition is here
    - (BOOL)application:(UIApplication*)application
    ^  ~~~~
    3 warnings generated.
    Undefined symbols for architecture arm64:
      "std::__1::basic_ostream<char, std::__1::char_traits<char>
      >::operator<<(double)", referenced from:
          firebase::firestore::nanopb::internal::ToString(double) in
          FirebaseFirestore(pretty_printing.o)
      "std::__1::condition_variable::wait(std::__1::unique_lock<std::__1::mutex>
      &)", referenced from:
          firebase::firestore::util::BackgroundQueue::AwaitAll() in
          FirebaseFirestore(background_queue.o)
      "std::__1::to_string(long long)", referenced from:
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::nanopb::PrintPrimitiveField<long
          long>(absl::lts_2019_08_08::string_view, long long, int, bool) in
          FirebaseFirestore(target.nanopb.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::basic_string(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> > const&, unsigned
      long, unsigned long, std::__1::allocator<char> const&)", referenced from:
          firebase::firestore::util::Path::Dirname() const in
          FirebaseFirestore(path.o)
      "_pb_decode", referenced from:
          firebase::firestore::remote::ByteBufferReader::Read(pb_field_s const*,
          void*) in FirebaseFirestore(grpc_nanopb.o)
          firebase::firestore::nanopb::StringReader::Read(pb_field_s const*,
          void*) in FirebaseFirestore(reader.o)
      "grpc::ByteBuffer::Dump(std::__1::vector<grpc::Slice,
      std::__1::allocator<grpc::Slice> >*) const", referenced from:
          firebase::firestore::remote::ByteBufferReader::ByteBufferReader(grpc::
          ByteBuffer const&) in FirebaseFirestore(grpc_nanopb.o)
      "grpc_impl::GenericStub::PrepareUnaryCall(grpc::ClientContext*,
      std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> > const&, grpc::ByteBuffer const&,
      grpc_impl::CompletionQueue*)", referenced from:
          firebase::firestore::remote::GrpcConnection::CreateUnaryCall(absl::lts
          _2019_08_08::string_view, firebase::firestore::auth::Token const&,
          grpc::ByteBuffer const&) in FirebaseFirestore(grpc_connection.o)
      "grpc_impl::SslCredentials(grpc_impl::SslCredentialsOptions const&)",
      referenced from:
          firebase::firestore::remote::(anonymous
          namespace)::CreateSslCredentials(std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(grpc_connection.o)
      "grpc_impl::ChannelArguments::SetInt(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> > const&, int)",
      referenced from:
          firebase::firestore::remote::GrpcConnection::CreateChannel() const in
          FirebaseFirestore(grpc_connection.o)
      "grpc_impl::CreateCustomChannelImpl(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> > const&,
      std::__1::shared_ptr<grpc_impl::ChannelCredentials> const&,
      grpc_impl::ChannelArguments const&)", referenced from:
          firebase::firestore::remote::GrpcConnection::CreateChannel() const in
          FirebaseFirestore(grpc_connection.o)
      "grpc_impl::ChannelArguments::~ChannelArguments()", referenced from:
          firebase::firestore::remote::GrpcConnection::CreateChannel() const in
          FirebaseFirestore(grpc_connection.o)
      "std::__1::__vector_base_common<true>::__throw_length_error() const",
      referenced from:
          std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::__vallocate(unsigned long) in FirebaseFirestore(FIRFieldPath.o)
          void std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::__emplace_back_slow_path<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >
          >(std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >&&) in FirebaseFirestore(FIRFieldPath.o)
          std::__1::enable_if<(__is_forward_iterator<std::__1::basic_string<char
          , std::__1::char_traits<char>, std::__1::allocator<char> >*>::value)
          && (is_constructible<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::iterator_traits<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >*>::reference>::value), void>::type
          std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::assign<std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >*>(std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >*,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >*) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          std::__1::vector<firebase::firestore::core::DocumentViewChange,
          std::__1::allocator<firebase::firestore::core::DocumentViewChange>
          >::__vallocate(unsigned long) in FirebaseFirestore(FIRQuery.o)
          void std::__1::vector<firebase::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue>
          >::__push_back_slow_path<firebase::firestore::model::FieldValue>(fireb
          ase::firestore::model::FieldValue&&) in FirebaseFirestore(FIRQuery.o)
          void std::__1::vector<firebase::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue>
          >::__push_back_slow_path<firebase::firestore::model::FieldValue
          const&>(firebase::firestore::model::FieldValue const&) in
          FirebaseFirestore(FIRQuery.o)
          std::__1::enable_if<(__is_forward_iterator<std::__1::__wrap_iter<std::
          __1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > const*> >::value) &&
          (is_constructible<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::iterator_traits<std::__1::__wrap_iter<std::__1::basic_string
          <char, std::__1::char_traits<char>, std::__1::allocator<char> >
          const*> >::reference>::value),
          std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >*> >::type
          std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::insert<std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>
          >(std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>,
          std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>,
          std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>) in
          FirebaseFirestore(FIRQuery.o)
          ...
      "std::logic_error::~logic_error()", referenced from:
          firebase::firestore::util::FirestoreInternalError::~FirestoreInternalE
          rror() in FirebaseFirestore(exception.o)
          firebase::firestore::util::FirestoreInternalError::~FirestoreInternalE
          rror() in FirebaseFirestore(exception.o)
      "grpc_impl::Channel::GetState(bool)", referenced from:
          firebase::firestore::remote::GrpcConnection::EnsureActiveStub() in
          FirebaseFirestore(grpc_connection.o)
      "std::__1::chrono::system_clock::now()", referenced from:
          std::__1::future_status
          std::__1::__assoc_sub_state::wait_until<std::__1::chrono::steady_clock
          , std::__1::chrono::duration<long long, std::__1::ratio<1l,
          1000000000l> >
          >(std::__1::chrono::time_point<std::__1::chrono::steady_clock,
          std::__1::chrono::duration<long long, std::__1::ratio<1l, 1000000000l>
          > > const&) const in FirebaseFirestore(grpc_completion.o)
      "_pb_istream_from_buffer", referenced from:
          firebase::firestore::remote::ByteBufferReader::ByteBufferReader(grpc::
          ByteBuffer const&) in FirebaseFirestore(grpc_nanopb.o)
          firebase::firestore::nanopb::StringReader::StringReader(unsigned char
          const*, unsigned long) in FirebaseFirestore(reader.o)
      "std::__1::condition_variable::__do_timed_wait(std::__1::unique_lock<std::
      __1::mutex>&, std::__1::chrono::time_point<std::__1::chrono::system_clock,
      std::__1::chrono::duration<long long, std::__1::ratio<1l, 1000000000l> >
      >)", referenced from:
          std::__1::future_status
          std::__1::__assoc_sub_state::wait_until<std::__1::chrono::steady_clock
          , std::__1::chrono::duration<long long, std::__1::ratio<1l,
          1000000000l> >
          >(std::__1::chrono::time_point<std::__1::chrono::steady_clock,
          std::__1::chrono::duration<long long, std::__1::ratio<1l, 1000000000l>
          > > const&) const in FirebaseFirestore(grpc_completion.o)
      "_pb_encode", referenced from:
          firebase::firestore::nanopb::Writer::Write(pb_field_s const*, void
          const*) in FirebaseFirestore(writer.o)
      "grpc::ClientContext::TryCancel()", referenced from:
          firebase::firestore::remote::GrpcUnaryCall::Shutdown() in
          FirebaseFirestore(grpc_unary_call.o)
          firebase::firestore::remote::GrpcStream::Shutdown() in
          FirebaseFirestore(grpc_stream.o)
      "_OBJC_CLASS_$_GULAppDelegateSwizzler", referenced from:
          objc-class-ref in FirebaseAuth(FIRAuth.o)
      "_pb_release", referenced from:
          firebase::firestore::nanopb::FreeNanopbMessage(pb_field_s const*,
          void*) in FirebaseFirestore(message.o)
      "std::__1::locale::locale(std::__1::locale const&)", referenced from:
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::basic_filebuf() in FirebaseFirestore(filesystem_common.o)
      "leveldb::WriteBatch::WriteBatch()", referenced from:
          firebase::firestore::local::LevelDbTransaction::Commit() in
          FirebaseFirestore(leveldb_transaction.o)
      "___cxa_guard_acquire", referenced from:
          firebase::firestore::util::Status::moved_from_message() in
          FirebaseFirestore(status.o)
          firebase::firestore::util::Status::empty_string() in
          FirebaseFirestore(status.o)
          firebase::firestore::model::DocumentKey::Empty() in
          FirebaseFirestore(document_key.o)
          firebase::firestore::model::FieldPath::EmptyPath() in
          FirebaseFirestore(field_path.o)
          firebase::firestore::model::FieldPath::KeyFieldPath() in
          FirebaseFirestore(field_path.o)
          firebase::firestore::model::FieldValue::FromDouble(double) in
          FirebaseFirestore(field_value.o)
          firebase::firestore::immutable::impl::ArraySortedMap<std::__1::basic_s
          tring<char, std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue,
          firebase::firestore::util::Comparator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::EmptyArray() in FirebaseFirestore(field_value.o)
          ...
      "leveldb::DB::Open(leveldb::Options const&, std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> > const&,
      leveldb::DB**)", referenced from:
          firebase::firestore::local::LevelDbPersistence::OpenDb(firebase::fires
          tore::util::Path const&) in FirebaseFirestore(leveldb_persistence.o)
      "leveldb::Status::Status(leveldb::Status::Code, leveldb::Slice const&,
      leveldb::Slice const&)", referenced from:
          firebase::firestore::local::LevelDbTransaction::Get(absl::lts_2019_08_
          08::string_view, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >*) in
          FirebaseFirestore(leveldb_transaction.o)
      "typeinfo for std::logic_error", referenced from:
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
          typeinfo for firebase::firestore::util::FirestoreInternalError in
          FirebaseFirestore(exception.o)
      "absl::lts_2019_08_08::StrAppend(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> >*,
      absl::lts_2019_08_08::AlphaNum const&, absl::lts_2019_08_08::AlphaNum
      const&, absl::lts_2019_08_08::AlphaNum const&)", referenced from:
          firebase::firestore::local::DescribeKey(leveldb::Slice) in
          FirebaseFirestore(leveldb_key.o)
          firebase::firestore::local::LruGarbageCollector::RunGarbageCollection(
          std::__1::unordered_map<int, firebase::firestore::local::TargetData,
          std::__1::hash<int>, std::__1::equal_to<int>,
          std::__1::allocator<std::__1::pair<int const,
          firebase::firestore::local::TargetData> > > const&) in
          FirebaseFirestore(lru_garbage_collector.o)
      "std::__1::basic_streambuf<char, std::__1::char_traits<char>
      >::setbuf(char*, long)", referenced from:
          vtable for std::__1::basic_stringbuf<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
      "std::__1::basic_streambuf<char, std::__1::char_traits<char> >::sync()",
      referenced from:
          vtable for std::__1::basic_stringbuf<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
      "std::__1::basic_streambuf<char, std::__1::char_traits<char>
      >::xsgetn(char*, long)", referenced from:
          vtable for std::__1::basic_stringbuf<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          vtable for std::__1::basic_filebuf<char, std::__1::char_traits<char> >
          in FirebaseFirestore(filesystem_common.o)
      "std::__1::basic_streambuf<char, std::__1::char_traits<char> >::uflow()",
      referenced from:
          vtable for std::__1::basic_stringbuf<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          vtable for std::__1::basic_filebuf<char, std::__1::char_traits<char> >
          in FirebaseFirestore(filesystem_common.o)
      "std::__1::basic_ostream<char, std::__1::char_traits<char>
      >::~basic_ostream()", referenced from:
          construction vtable for std::__1::basic_ostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          construction vtable for std::__1::basic_ostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_ostringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(target_data.o)
      "std::__1::basic_istream<char, std::__1::char_traits<char>
      >::~basic_istream()", referenced from:
          construction vtable for std::__1::basic_istream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          construction vtable for std::__1::basic_istream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_ifstream<char,
          std::__1::char_traits<char> > in
          FirebaseFirestore(filesystem_common.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::append(unsigned long, char)", referenced
      from:
          firebase::firestore::util::CreateAutoId() in
          FirebaseFirestore(autoid.o)
      "std::__1::basic_ios<char, std::__1::char_traits<char> >::~basic_ios()",
      referenced from:
          firebase::firestore::util::Filesystem::ReadFile(firebase::firestore::u
          til::Path const&) in FirebaseFirestore(filesystem_common.o)
          std::__1::basic_stringstream<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::~basic_stringstream() in
          FirebaseFirestore(filesystem_common.o)
          std::__1::basic_ifstream<char, std::__1::char_traits<char>
          >::~basic_ifstream() in FirebaseFirestore(filesystem_common.o)
          non-virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          std::__1::basic_stringstream<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::~basic_stringstream() in
          FirebaseFirestore(filesystem_common.o)
          non-virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          ...
      "std::__1::ios_base::init(void*)", referenced from:
          firebase::firestore::util::Filesystem::ReadFile(firebase::firestore::u
          til::Path const&) in FirebaseFirestore(filesystem_common.o)
          firebase::firestore::nanopb::internal::ToString(double) in
          FirebaseFirestore(pretty_printing.o)
      "std::__1::basic_iostream<char, std::__1::char_traits<char>
      >::~basic_iostream()", referenced from:
          construction vtable for std::__1::basic_iostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
      "typeinfo for std::__1::basic_ostream<char, std::__1::char_traits<char>
      >", referenced from:
          construction vtable for std::__1::basic_ostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          construction vtable for std::__1::basic_ostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_ostringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(target_data.o)
          typeinfo for std::__1::basic_ostringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(target_data.o)
      "absl::lts_2019_08_08::StrReplaceAll(absl::lts_2019_08_08::string_view,
      std::initializer_list<std::__1::pair<absl::lts_2019_08_08::string_view,
      absl::lts_2019_08_08::string_view> >)", referenced from:
          firebase::firestore::model::FieldPath::CanonicalString() const in
          FirebaseFirestore(field_path.o)
      "absl::lts_2019_08_08::Base64Escape(absl::lts_2019_08_08::string_view,
      std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >*)", referenced from:
          firebase::firestore::local::DescribeKey(leveldb::Slice) in
          FirebaseFirestore(leveldb_key.o)
      "typeinfo for std::__1::basic_iostream<char, std::__1::char_traits<char>
      >", referenced from:
          construction vtable for std::__1::basic_iostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          typeinfo for std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
      "grpc::ClientContext::AddMetadata(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> > const&,
      std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> > const&)", referenced from:
          firebase::firestore::remote::GrpcConnection::CreateContext(firebase::f
          irestore::auth::Token const&) const in
          FirebaseFirestore(grpc_connection.o)
      "non-virtual thunk to std::__1::basic_iostream<char,
      std::__1::char_traits<char> >::~basic_iostream()", referenced from:
          construction vtable for std::__1::basic_iostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
      "grpc_impl::InsecureChannelCredentials()", referenced from:
          firebase::firestore::remote::GrpcConnection::CreateChannel() const in
          FirebaseFirestore(grpc_connection.o)
      "virtual thunk to std::__1::basic_iostream<char,
      std::__1::char_traits<char> >::~basic_iostream()", referenced from:
          construction vtable for std::__1::basic_iostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
      "typeinfo for std::bad_cast", referenced from:
          std::__1::__throw_bad_cast() in FirebaseFirestore(filesystem_common.o)
      "std::__1::__assoc_sub_state::__sub_wait(std::__1::unique_lock<std::__1::m
      utex>&)", referenced from:
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::move() in FirebaseFirestore(document_reference.o)
      "non-virtual thunk to std::__1::basic_iostream<char,
      std::__1::char_traits<char> >::~basic_iostream()", referenced from:
          construction vtable for std::__1::basic_iostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
      "grpc::ClientContext::~ClientContext()", referenced from:
          std::__1::unique_ptr<grpc::ClientContext,
          std::__1::default_delete<grpc::ClientContext> >::~unique_ptr() in
          FirebaseFirestore(grpc_unary_call.o)
          std::__1::unique_ptr<grpc::ClientContext,
          std::__1::default_delete<grpc::ClientContext> >::~unique_ptr() in
          FirebaseFirestore(grpc_connection.o)
          firebase::firestore::remote::GrpcConnection::CreateStream(absl::lts_20
          19_08_08::string_view, firebase::firestore::auth::Token const&,
          firebase::firestore::remote::GrpcStreamObserver*) in
          FirebaseFirestore(grpc_connection.o)
          absl::lts_2019_08_08::memory_internal::MakeUniqueResult<firebase::fire
          store::remote::GrpcStream>::scalar
          absl::lts_2019_08_08::make_unique<firebase::firestore::remote::GrpcStr
          eam, std::__1::unique_ptr<grpc::ClientContext,
          std::__1::default_delete<grpc::ClientContext> >,
          std::__1::unique_ptr<grpc::ClientAsyncReaderWriter<grpc::ByteBuffer,
          grpc::ByteBuffer>,
          std::__1::default_delete<grpc::ClientAsyncReaderWriter<grpc::ByteBuffe
          r, grpc::ByteBuffer> > >,
          std::__1::shared_ptr<firebase::firestore::util::AsyncQueue>&,
          firebase::firestore::remote::GrpcConnection*,
          firebase::firestore::remote::GrpcStreamObserver*&>(std::__1::unique_pt
          r<grpc::ClientContext, std::__1::default_delete<grpc::ClientContext>
          >&&,
          std::__1::unique_ptr<grpc::ClientAsyncReaderWriter<grpc::ByteBuffer,
          grpc::ByteBuffer>,
          std::__1::default_delete<grpc::ClientAsyncReaderWriter<grpc::ByteBuffe
          r, grpc::ByteBuffer> > >&&,
          std::__1::shared_ptr<firebase::firestore::util::AsyncQueue>&,
          firebase::firestore::remote::GrpcConnection*&&,
          firebase::firestore::remote::GrpcStreamObserver*&) in
          FirebaseFirestore(grpc_connection.o)
          firebase::firestore::remote::GrpcConnection::CreateUnaryCall(absl::lts
          _2019_08_08::string_view, firebase::firestore::auth::Token const&,
          grpc::ByteBuffer const&) in FirebaseFirestore(grpc_connection.o)
          absl::lts_2019_08_08::memory_internal::MakeUniqueResult<firebase::fire
          store::remote::GrpcUnaryCall>::scalar
          absl::lts_2019_08_08::make_unique<firebase::firestore::remote::GrpcUna
          ryCall, std::__1::unique_ptr<grpc::ClientContext,
          std::__1::default_delete<grpc::ClientContext> >,
          std::__1::unique_ptr<grpc::ClientAsyncResponseReader<grpc::ByteBuffer>
          ,
          std::__1::default_delete<grpc::ClientAsyncResponseReader<grpc::ByteBuf
          fer> > >,
          std::__1::shared_ptr<firebase::firestore::util::AsyncQueue>&,
          firebase::firestore::remote::GrpcConnection*, grpc::ByteBuffer
          const&>(std::__1::unique_ptr<grpc::ClientContext,
          std::__1::default_delete<grpc::ClientContext> >&&,
          std::__1::unique_ptr<grpc::ClientAsyncResponseReader<grpc::ByteBuffer>
          ,
          std::__1::default_delete<grpc::ClientAsyncResponseReader<grpc::ByteBuf
          fer> > >&&,
          std::__1::shared_ptr<firebase::firestore::util::AsyncQueue>&,
          firebase::firestore::remote::GrpcConnection*&&, grpc::ByteBuffer
          const&) in FirebaseFirestore(grpc_connection.o)
          firebase::firestore::remote::GrpcConnection::CreateStreamingReader(abs
          l::lts_2019_08_08::string_view, firebase::firestore::auth::Token
          const&, grpc::ByteBuffer const&) in
          FirebaseFirestore(grpc_connection.o)
          ...
      "std::__1::codecvt<char, char, __mbstate_t>::id", referenced from:
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::imbue(std::__1::locale const&) in
          FirebaseFirestore(filesystem_common.o)
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::basic_filebuf() in FirebaseFirestore(filesystem_common.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::assign(char const*, unsigned long)",
      referenced from:
          firebase::firestore::util::Path::MutableAppendSegment(char const*,
          unsigned long) in FirebaseFirestore(path.o)
      "typeinfo for std::__1::basic_istream<char, std::__1::char_traits<char>
      >", referenced from:
          construction vtable for std::__1::basic_istream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          construction vtable for std::__1::basic_istream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_ifstream<char,
          std::__1::char_traits<char> > in
          FirebaseFirestore(filesystem_common.o)
          typeinfo for std::__1::basic_ifstream<char,
          std::__1::char_traits<char> > in
          FirebaseFirestore(filesystem_common.o)
      "std::__1::locale::use_facet(std::__1::locale::id&) const", referenced
      from:
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::imbue(std::__1::locale const&) in
          FirebaseFirestore(filesystem_common.o)
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::basic_filebuf() in FirebaseFirestore(filesystem_common.o)
      "std::__1::future<void>::~future()", referenced from:
          firebase::firestore::core::FirestoreClient::Terminate() in
          FirebaseFirestore(firestore_client.o)
          firebase::firestore::remote::GrpcCompletion::EnsureValidFuture() in
          FirebaseFirestore(grpc_completion.o)
          firebase::firestore::remote::GrpcCompletion::~GrpcCompletion() in
          FirebaseFirestore(grpc_completion.o)
      "std::__1::ios_base::clear(unsigned int)", referenced from:
          firebase::firestore::util::Filesystem::ReadFile(firebase::firestore::u
          til::Path const&) in FirebaseFirestore(filesystem_common.o)
      "absl::lts_2019_08_08::AlphaNum::AlphaNum(absl::lts_2019_08_08::Hex)",
      referenced from:
          firebase::firestore::nanopb::PrintHeader(int,
          absl::lts_2019_08_08::string_view, void const*) in
          FirebaseFirestore(pretty_printing.o)
      "std::__1::basic_iostream<char, std::__1::char_traits<char>
      >::~basic_iostream()", referenced from:
          construction vtable for std::__1::basic_iostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
      "std::__1::basic_streambuf<char, std::__1::char_traits<char>
      >::basic_streambuf()", referenced from:
          firebase::firestore::util::Filesystem::ReadFile(firebase::firestore::u
          til::Path const&) in FirebaseFirestore(filesystem_common.o)
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::basic_filebuf() in FirebaseFirestore(filesystem_common.o)
          firebase::firestore::nanopb::internal::ToString(double) in
          FirebaseFirestore(pretty_printing.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::append(char const*, unsigned long)",
      referenced from:
          firebase::firestore::util::Status::ToString() const in
          FirebaseFirestore(status.o)
          firebase::firestore::util::internal::StringFormatPieces(char const*,
          std::initializer_list<absl::lts_2019_08_08::string_view>) in
          FirebaseFirestore(string_format.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >& std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::__append_forward_unsafe<char const*>(char const*, char const*) in
          FirebaseFirestore(string_format.o)
          firebase::firestore::model::FieldPath::CanonicalString() const in
          FirebaseFirestore(field_path.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::impl::ToStringImpl<std::__1::vector<firebas
          e::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue> >,
          void>(std::__1::vector<firebase::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue> > const&,
          firebase::firestore::util::impl::ToStringChoice<5>) in
          FirebaseFirestore(field_value.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          absl::lts_2019_08_08::strings_internal::JoinAlgorithm<std::__1::__wrap
          _iter<firebase::firestore::model::FieldValue const*>,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::impl::ToStringImpl<std::__1::vector<firebas
          e::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue> >,
          void>(std::__1::vector<firebase::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue> > const&,
          firebase::firestore::util::impl::ToStringChoice<5>)::'lambda'(std::__1
          ::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >*, firebase::firestore::model::FieldValue
          const&)&>(std::__1::vector<firebase::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue> >,
          std::__1::vector<firebase::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue> >,
          absl::lts_2019_08_08::string_view, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >
          firebase::firestore::util::impl::ToStringImpl<std::__1::vector<firebas
          e::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue> >,
          void>(std::__1::vector<firebase::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue> > const&,
          firebase::firestore::util::impl::ToStringChoice<5>)::'lambda'(std::__1
          ::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >*, firebase::firestore::model::FieldValue
          const&)&) in FirebaseFirestore(field_value.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::impl::ToStringImpl<firebase::firestore::imm
          utable::SortedMap<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue,
          firebase::firestore::util::Comparator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > > >,
          void>(firebase::firestore::immutable::SortedMap<std::__1::basic_string
          <char, std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue,
          firebase::firestore::util::Comparator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > > > const&,
          firebase::firestore::util::impl::ToStringChoice<4>) in
          FirebaseFirestore(field_value.o)
          ...
      "std::__1::basic_ostream<char, std::__1::char_traits<char>
      >::operator<<(std::__1::basic_streambuf<char, std::__1::char_traits<char>
      >*)", referenced from:
          firebase::firestore::util::Filesystem::ReadFile(firebase::firestore::u
          til::Path const&) in FirebaseFirestore(filesystem_common.o)
      "absl::lts_2019_08_08::CEscape(absl::lts_2019_08_08::string_view)",
      referenced from:
          firebase::firestore::nanopb::ByteString::ToString() const in
          FirebaseFirestore(byte_string.o)
      "std::__1::basic_iostream<char, std::__1::char_traits<char>
      >::~basic_iostream()", referenced from:
          firebase::firestore::util::Filesystem::ReadFile(firebase::firestore::u
          til::Path const&) in FirebaseFirestore(filesystem_common.o)
          std::__1::basic_stringstream<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::~basic_stringstream() in
          FirebaseFirestore(filesystem_common.o)
          non-virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          std::__1::basic_stringstream<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::~basic_stringstream() in
          FirebaseFirestore(filesystem_common.o)
          non-virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          ...
      "std::__1::basic_istream<char, std::__1::char_traits<char>
      >::~basic_istream()", referenced from:
          firebase::firestore::util::Filesystem::ReadFile(firebase::firestore::u
          til::Path const&) in FirebaseFirestore(filesystem_common.o)
          std::__1::basic_ifstream<char, std::__1::char_traits<char>
          >::~basic_ifstream() in FirebaseFirestore(filesystem_common.o)
          virtual thunk to std::__1::basic_ifstream<char,
          std::__1::char_traits<char> >::~basic_ifstream() in
          FirebaseFirestore(filesystem_common.o)
          std::__1::basic_ifstream<char, std::__1::char_traits<char>
          >::~basic_ifstream() in FirebaseFirestore(filesystem_common.o)
          virtual thunk to std::__1::basic_ifstream<char,
          std::__1::char_traits<char> >::~basic_ifstream() in
          FirebaseFirestore(filesystem_common.o)
      "std::out_of_range::~out_of_range()", referenced from:
          std::__1::__throw_out_of_range(char const*) in
          FirebaseFirestore(sync_engine.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::erase(unsigned long, unsigned long)",
      referenced from:
          firebase::firestore::util::PrefixSuccessor(absl::lts_2019_08_08::strin
          g_view) in FirebaseFirestore(string_util.o)
      "std::__1::locale::~locale()", referenced from:
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::basic_filebuf() in FirebaseFirestore(filesystem_common.o)
      "std::__1::to_string(int)", referenced from:
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::nanopb::PrintPrimitiveField<int>(absl::lts_2019_0
          8_08::string_view, int, int, bool) in
          FirebaseFirestore(firestore.nanopb.o)
          firebase::firestore::local::(anonymous namespace)::SaveVersion(int,
          firebase::firestore::local::LevelDbTransaction*) in
          FirebaseFirestore(leveldb_migrations.o)
      "grpc_impl::CompletionQueue::AsyncNextInternal(void**, bool*,
      gpr_timespec)", referenced from:
          firebase::firestore::remote::Datastore::PollGrpcQueue() in
          FirebaseFirestore(datastore.o)
      "absl::lts_2019_08_08::numbers_internal::FastIntToBuffer(int, char*)",
      referenced from:
          absl::lts_2019_08_08::AlphaNum::AlphaNum(int) in
          FirebaseFirestore(FIRTransaction.o)
      "vtable for std::out_of_range", referenced from:
          std::out_of_range::out_of_range(char const*) in
          FirebaseFirestore(sync_engine.o)
      NOTE: a missing vtable usually means the first non-inline virtual member
      function has no definition.
      "typeinfo for std::__1::basic_streambuf<char, std::__1::char_traits<char>
      >", referenced from:
          typeinfo for std::__1::basic_stringbuf<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          typeinfo for std::__1::basic_filebuf<char, std::__1::char_traits<char>
          > in FirebaseFirestore(filesystem_common.o)
      "std::__1::future_category()", referenced from:
          std::__1::__throw_future_error(std::__1::future_errc) in
          FirebaseFirestore(document_reference.o)
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
      "grpc_impl::CompletionQueue::Shutdown()", referenced from:
          firebase::firestore::remote::Datastore::Shutdown() in
          FirebaseFirestore(datastore.o)
      "_OBJC_CLASS_$_GULAppEnvironmentUtil", referenced from:
          objc-class-ref in FirebaseCore(FIRApp.o)
          objc-class-ref in FirebaseAuth(FIRAuth.o)
          objc-class-ref in FirebaseAuth(FIRAuthAPNSTokenManager.o)
          objc-class-ref in FirebaseCore(FIRBundleUtil.o)
          objc-class-ref in FirebaseAuth(FIRAuthDefaultUIDelegate.o)
      "absl::lts_2019_08_08::StrCat(absl::lts_2019_08_08::AlphaNum const&,
      absl::lts_2019_08_08::AlphaNum const&, absl::lts_2019_08_08::AlphaNum
      const&, absl::lts_2019_08_08::AlphaNum const&)", referenced from:
          firebase::firestore::model::ArrayTransform::Rep::ToString() const in
          FirebaseFirestore(transform_operation.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::nanopb::PrintPrimitiveField<pb_bytes_array_s*>(ab
          sl::lts_2019_08_08::string_view, pb_bytes_array_s*, int, bool) in
          FirebaseFirestore(firestore.nanopb.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::nanopb::PrintMessageField<firebase::firestore::_g
          oogle_firestore_v1_DocumentMask>(absl::lts_2019_08_08::string_view,
          firebase::firestore::_google_firestore_v1_DocumentMask const&, int,
          bool) in FirebaseFirestore(firestore.nanopb.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::nanopb::PrintMessageField<firebase::firestore::_g
          oogle_protobuf_Timestamp>(absl::lts_2019_08_08::string_view,
          firebase::firestore::_google_protobuf_Timestamp const&, int, bool) in
          FirebaseFirestore(firestore.nanopb.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::nanopb::PrintPrimitiveField<int>(absl::lts_2019_0
          8_08::string_view, int, int, bool) in
          FirebaseFirestore(firestore.nanopb.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::nanopb::PrintPrimitiveField<bool>(absl::lts_2019_
          08_08::string_view, bool, int, bool) in
          FirebaseFirestore(firestore.nanopb.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::nanopb::PrintMessageField<firebase::firestore::_g
          oogle_firestore_v1_Document>(absl::lts_2019_08_08::string_view,
          firebase::firestore::_google_firestore_v1_Document const&, int, bool)
          in FirebaseFirestore(firestore.nanopb.o)
          ...
      "leveldb::Options::Options()", referenced from:
          firebase::firestore::local::LevelDbPersistence::OpenDb(firebase::fires
          tore::util::Path const&) in FirebaseFirestore(leveldb_persistence.o)
      "grpc::g_glip", referenced from:
          grpc::GrpcLibraryCodegen::~GrpcLibraryCodegen() in
          FirebaseFirestore(firestore_client.o)
          grpc::GrpcLibraryCodegen::GrpcLibraryCodegen(bool) in
          FirebaseFirestore(datastore.o)
      "std::__1::promise<void>::promise()", referenced from:
          firebase::firestore::core::FirestoreClient::Terminate() in
          FirebaseFirestore(firestore_client.o)
          firebase::firestore::remote::GrpcCompletion::GrpcCompletion(firebase::
          firestore::remote::GrpcCompletion::Type,
          std::__1::shared_ptr<firebase::firestore::util::AsyncQueue> const&,
          std::__1::function<void (bool,
          std::__1::shared_ptr<firebase::firestore::remote::GrpcCompletion>
          const&)>&&) in FirebaseFirestore(grpc_completion.o)
      "std::__1::__assoc_sub_state::wait()", referenced from:
          firebase::firestore::core::FirestoreClient::Terminate() in
          FirebaseFirestore(firestore_client.o)
          firebase::firestore::remote::GrpcCompletion::WaitUntilOffQueue() in
          FirebaseFirestore(grpc_completion.o)
      "___cxa_rethrow", referenced from:
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<std::__
          1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >, firebase::firestore::model::FieldValue>
          const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<std
          ::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >, firebase::firestore::model::FieldValue>
          const*> >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(field_value.o)
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<firebas
          e::firestore::model::Document, firebase::firestore::util::Empty>
          const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<fir
          ebase::firestore::model::Document, firebase::firestore::util::Empty>
          const*> >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(document_set.o)
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<firebas
          e::firestore::model::DocumentKey, firebase::firestore::util::Empty>
          const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<fir
          ebase::firestore::model::DocumentKey,
          firebase::firestore::util::Empty> const*>
          >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(sync_engine.o)
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<firebas
          e::firestore::local::DocumentKeyReference,
          firebase::firestore::util::Empty> const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<fir
          ebase::firestore::local::DocumentKeyReference,
          firebase::firestore::util::Empty> const*>
          >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(reference_set.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::compare(unsigned long, unsigned long, char
      const*, unsigned long) const", referenced from:
          firebase::firestore::model::FieldPath::IsKeyFieldPath() const in
          FirebaseFirestore(field_path.o)
          firebase::firestore::model::DatabaseId::IsDefaultDatabase() const in
          FirebaseFirestore(leveldb_opener.o)
          firebase::firestore::local::(anonymous
          namespace)::Reader::ReadTableNameMatching(char const*) in
          FirebaseFirestore(leveldb_key.o)
          firebase::firestore::remote::Serializer::DecodeResourceName(firebase::
          firestore::nanopb::Reader*, absl::lts_2019_08_08::string_view) const
          in FirebaseFirestore(serializer.o)
          firebase::firestore::remote::(anonymous
          namespace)::ExtractLocalPathFromResourceName(firebase::firestore::nano
          pb::Reader*, firebase::firestore::model::ResourcePath const&) in
          FirebaseFirestore(serializer.o)
      "typeinfo for std::out_of_range", referenced from:
          std::__1::__throw_out_of_range(char const*) in
          FirebaseFirestore(sync_engine.o)
      "_GULLoggerInitializeASL", referenced from:
          ___FIRLoggerInitializeASL_block_invoke in FirebaseCore(FIRLogger.o)
      "std::__1::promise<void>::~promise()", referenced from:
          firebase::firestore::core::FirestoreClient::Terminate() in
          FirebaseFirestore(firestore_client.o)
          firebase::firestore::remote::GrpcCompletion::~GrpcCompletion() in
          FirebaseFirestore(grpc_completion.o)
      "absl::lts_2019_08_08::base_internal::ThrowStdOutOfRange(char const*)",
      referenced from:
          absl::lts_2019_08_08::string_view::substr(unsigned long, unsigned
          long) const in FirebaseFirestore(field_path.o)
      "absl::lts_2019_08_08::ByChar::Find(absl::lts_2019_08_08::string_view,
      unsigned long) const", referenced from:
          absl::lts_2019_08_08::strings_internal::SplitIterator<absl::lts_2019_0
          8_08::strings_internal::Splitter<absl::lts_2019_08_08::ByChar,
          firebase::firestore::model::FieldPath::FromDotSeparatedStringView(absl
          ::lts_2019_08_08::string_view)::$_0> >::operator++() in
          FirebaseFirestore(field_path.o)
          absl::lts_2019_08_08::strings_internal::SplitIterator<absl::lts_2019_0
          8_08::strings_internal::Splitter<absl::lts_2019_08_08::ByChar,
          absl::lts_2019_08_08::SkipEmpty> >::operator++() in
          FirebaseFirestore(resource_path.o)
      "absl::lts_2019_08_08::string_view::find_first_of(absl::lts_2019_08_08::st
      ring_view, unsigned long) const", referenced from:
          firebase::firestore::model::FieldPath::FromDotSeparatedStringView(absl
          ::lts_2019_08_08::string_view) in FirebaseFirestore(field_path.o)
      "typeinfo for std::length_error", referenced from:
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRFieldPath.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FSTUserDataConverter.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(transaction.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(executor_libdispatch.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(field_path.o)
          ...
      "vtable for std::__1::bad_weak_ptr", referenced from:
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(firestore.o)
          std::__1::__throw_bad_weak_ptr() in
          FirebaseFirestore(firestore_client.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(async_queue.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(datastore.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(stream.o)
          std::__1::__throw_bad_weak_ptr() in
          FirebaseFirestore(transaction_runner.o)
          ...
      NOTE: a missing vtable usually means the first non-inline virtual member
      function has no definition.
      "absl::lts_2019_08_08::optional_internal::throw_bad_optional_access()",
      referenced from:
          -[FIRDocumentSnapshot
          initWithFirestore:documentKey:document:metadata:] in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          firebase::firestore::core::Transaction::CreateUpdatePrecondition(fireb
          ase::firestore::model::DocumentKey const&) in
          FirebaseFirestore(transaction.o)
          std::__1::__function::__func<firebase::firestore::core::FirestoreClien
          t::GetDocumentsFromLocalCache(firebase::firestore::api::Query const&,
          std::__1::unique_ptr<firebase::firestore::core::EventListener<firebase
          ::firestore::api::QuerySnapshot>,
          std::__1::default_delete<firebase::firestore::core::EventListener<fire
          base::firestore::api::QuerySnapshot> > >&&)::$_13,
          std::__1::allocator<firebase::firestore::core::FirestoreClient::GetDoc
          umentsFromLocalCache(firebase::firestore::api::Query const&,
          std::__1::unique_ptr<firebase::firestore::core::EventListener<firebase
          ::firestore::api::QuerySnapshot>,
          std::__1::default_delete<firebase::firestore::core::EventListener<fire
          base::firestore::api::QuerySnapshot> > >&&)::$_13>, void
          ()>::operator()() in FirebaseFirestore(firestore_client.o)
          firebase::firestore::core::SyncEngine::InitializeViewAndComputeSnapsho
          t(firebase::firestore::core::Query const&, int) in
          FirebaseFirestore(sync_engine.o)
          firebase::firestore::core::QueryListener::OnOnlineStateChanged(firebas
          e::firestore::model::OnlineState) in
          FirebaseFirestore(query_listener.o)
          firebase::firestore::remote::ConnectivityMonitor::InvokeCallbacks(fire
          base::firestore::remote::ConnectivityMonitor::NetworkStatus) in
          FirebaseFirestore(connectivity_monitor.o)
      "absl::lts_2019_08_08::numbers_internal::SixDigitsToBuffer(double,
      char*)", referenced from:
          absl::lts_2019_08_08::AlphaNum::AlphaNum(double) in
          FirebaseFirestore(FIRGeoPoint.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::push_back(char)", referenced from:
          firebase::firestore::util::internal::StringFormatPieces(char const*,
          std::initializer_list<absl::lts_2019_08_08::string_view>) in
          FirebaseFirestore(string_format.o)
          firebase::firestore::model::FieldPath::FromServerFormatView(absl::lts_
          2019_08_08::string_view) in FirebaseFirestore(field_path.o)
          firebase::firestore::model::FieldPath::CanonicalString() const in
          FirebaseFirestore(field_path.o)
          std::__1::basic_stringbuf<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::overflow(int) in
          FirebaseFirestore(filesystem_common.o)
          firebase::firestore::util::ImmediateSuccessor(absl::lts_2019_08_08::st
          ring_view) in FirebaseFirestore(string_util.o)
          firebase::firestore::util::Path::MutableAppendSegment(char const*,
          unsigned long) in FirebaseFirestore(path.o)
          firebase::firestore::util::OrderedCode::WriteString(std::__1::basic_st
          ring<char, std::__1::char_traits<char>, std::__1::allocator<char> >*,
          absl::lts_2019_08_08::string_view) in
          FirebaseFirestore(ordered_code.o)
          ...
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::append(char const*)", referenced from:
          firebase::firestore::util::Status::ToString() const in
          FirebaseFirestore(status.o)
          firebase::firestore::util::internal::StringFormatPieces(char const*,
          std::initializer_list<absl::lts_2019_08_08::string_view>) in
          FirebaseFirestore(string_format.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::impl::ToStringImpl<std::__1::vector<firebas
          e::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue> >,
          void>(std::__1::vector<firebase::firestore::model::FieldValue,
          std::__1::allocator<firebase::firestore::model::FieldValue> > const&,
          firebase::firestore::util::impl::ToStringChoice<5>) in
          FirebaseFirestore(field_value.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::impl::ToStringImpl<firebase::firestore::imm
          utable::SortedMap<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue,
          firebase::firestore::util::Comparator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > > >,
          void>(firebase::firestore::immutable::SortedMap<std::__1::basic_string
          <char, std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue,
          firebase::firestore::util::Comparator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > > > const&,
          firebase::firestore::util::impl::ToStringChoice<4>) in
          FirebaseFirestore(field_value.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::impl::ToStringImpl<firebase::firestore::imm
          utable::SortedMap<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue,
          firebase::firestore::util::Comparator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > > >,
          void>(firebase::firestore::immutable::SortedMap<std::__1::basic_string
          <char, std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue,
          firebase::firestore::util::Comparator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > > > const&,
          firebase::firestore::util::impl::ToStringChoice<4>)::'lambda'(std::__1
          ::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >*,
          std::__1::pair<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue>
          const&)::operator()(std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >*,
          std::__1::pair<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue> const&) const in
          FirebaseFirestore(field_value.o)
          firebase::firestore::local::LevelDbTransaction::ToString() in
          FirebaseFirestore(leveldb_transaction.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::impl::ToStringImpl<std::__1::vector<std::__
          1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > > >,
          void>(std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > > > const&,
          firebase::firestore::util::impl::ToStringChoice<5>) in
          FirebaseFirestore(leveldb_mutation_queue.o)
          ...
      "std::__1::to_string(unsigned long)", referenced from:
          firebase::firestore::local::LevelDbTransaction::ToString() in
          FirebaseFirestore(leveldb_transaction.o)
      "std::__1::basic_ostream<char, std::__1::char_traits<char>
      >::~basic_ostream()", referenced from:
          construction vtable for std::__1::basic_ostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          construction vtable for std::__1::basic_ostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_ostringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(target_data.o)
      "std::__1::__shared_weak_count::__release_weak()", referenced from:
          -[FIRDocumentReference initWithReference:] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference initWithPath:firestore:] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference initWithKey:firestore:] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference firestore] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference parent] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference collectionWithPath:] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference setData:merge:completion:] in
          FirebaseFirestore(FIRDocumentReference.o)
          ...
      "___cxa_guard_release", referenced from:
          firebase::firestore::util::Status::moved_from_message() in
          FirebaseFirestore(status.o)
          firebase::firestore::util::Status::empty_string() in
          FirebaseFirestore(status.o)
          firebase::firestore::model::DocumentKey::Empty() in
          FirebaseFirestore(document_key.o)
          firebase::firestore::model::FieldPath::EmptyPath() in
          FirebaseFirestore(field_path.o)
          firebase::firestore::model::FieldPath::KeyFieldPath() in
          FirebaseFirestore(field_path.o)
          firebase::firestore::model::FieldValue::FromDouble(double) in
          FirebaseFirestore(field_value.o)
          firebase::firestore::immutable::impl::ArraySortedMap<std::__1::basic_s
          tring<char, std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue,
          firebase::firestore::util::Comparator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::EmptyArray() in FirebaseFirestore(field_value.o)
          ...
      "std::length_error::~length_error()", referenced from:
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRFieldPath.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FSTUserDataConverter.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(transaction.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(executor_libdispatch.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(field_path.o)
          ...
      "absl::lts_2019_08_08::StrAppend(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> >*,
      absl::lts_2019_08_08::AlphaNum const&, absl::lts_2019_08_08::AlphaNum
      const&)", referenced from:
          firebase::firestore::util::Status::CausedBy(firebase::firestore::util:
          :Status const&) in FirebaseFirestore(status.o)
          firebase::firestore::core::Target::CanonicalId() const in
          FirebaseFirestore(target.o)
          firebase::firestore::local::LevelDbOpener::StorageDir(firebase::firest
          ore::util::Path const&) in FirebaseFirestore(leveldb_opener.o)
          firebase::firestore::local::DescribeKey(leveldb::Slice) in
          FirebaseFirestore(leveldb_key.o)
          firebase::firestore::local::LevelDbTransaction::ToString() in
          FirebaseFirestore(leveldb_transaction.o)
      "absl::lts_2019_08_08::StrCat(absl::lts_2019_08_08::AlphaNum const&,
      absl::lts_2019_08_08::AlphaNum const&, absl::lts_2019_08_08::AlphaNum
      const&)", referenced from:
          firebase::firestore::model::(anonymous
          namespace)::ServerTimestampValue::ToString() const in
          FirebaseFirestore(field_value.o)
          firebase::firestore::model::(anonymous
          namespace)::ReferenceValue::ToString() const in
          FirebaseFirestore(field_value.o)
          firebase::firestore::model::Precondition::ToString() const in
          FirebaseFirestore(precondition.o)
          firebase::firestore::model::NumericIncrementTransform::Rep::ToString()
          const in FirebaseFirestore(transform_operation.o)
          firebase::firestore::core::Query::CanonicalId() const in
          FirebaseFirestore(query.o)
          firebase::firestore::core::Query::ToString() const in
          FirebaseFirestore(query.o)
          firebase::firestore::core::FieldFilter::Rep::CanonicalId() const in
          FirebaseFirestore(field_filter.o)
          ...
      "std::__1::chrono::steady_clock::now()", referenced from:
          firebase::firestore::util::ExecutorLibdispatch::Schedule(std::__1::chr
          ono::duration<long long, std::__1::ratio<1l, 1000l> >,
          firebase::firestore::util::Executor::TaggedOperation&&) in
          FirebaseFirestore(executor_libdispatch.o)
          std::__1::__function::__func<firebase::firestore::util::ExecutorLibdis
          patch::Schedule(std::__1::chrono::duration<long long,
          std::__1::ratio<1l, 1000l> >,
          firebase::firestore::util::Executor::TaggedOperation&&)::$_2,
          std::__1::allocator<firebase::firestore::util::ExecutorLibdispatch::Sc
          hedule(std::__1::chrono::duration<long long, std::__1::ratio<1l,
          1000l> >,
          firebase::firestore::util::Executor::TaggedOperation&&)::$_2>, void
          ()>::operator()() in FirebaseFirestore(executor_libdispatch.o)
          firebase::firestore::remote::GrpcCompletion::WaitUntilOffQueue(std::__
          1::chrono::duration<long long, std::__1::ratio<1l, 1000l> >) in
          FirebaseFirestore(grpc_completion.o)
          std::__1::future_status
          std::__1::__assoc_sub_state::wait_until<std::__1::chrono::steady_clock
          , std::__1::chrono::duration<long long, std::__1::ratio<1l,
          1000000000l> >
          >(std::__1::chrono::time_point<std::__1::chrono::steady_clock,
          std::__1::chrono::duration<long long, std::__1::ratio<1l, 1000000000l>
          > > const&) const in FirebaseFirestore(grpc_completion.o)
          firebase::firestore::remote::ExponentialBackoff::ExponentialBackoff(st
          d::__1::shared_ptr<firebase::firestore::util::AsyncQueue> const&,
          firebase::firestore::util::TimerId, double,
          std::__1::chrono::duration<long long, std::__1::ratio<1l, 1000l> >,
          std::__1::chrono::duration<long long, std::__1::ratio<1l, 1000l> >) in
          FirebaseFirestore(exponential_backoff.o)
          firebase::firestore::remote::ExponentialBackoff::BackoffAndRun(std::__
          1::function<void ()>&&) in FirebaseFirestore(exponential_backoff.o)
          std::__1::__function::__func<firebase::firestore::remote::ExponentialB
          ackoff::BackoffAndRun(std::__1::function<void ()>&&)::$_0,
          std::__1::allocator<firebase::firestore::remote::ExponentialBackoff::B
          ackoffAndRun(std::__1::function<void ()>&&)::$_0>, void
          ()>::operator()() in FirebaseFirestore(exponential_backoff.o)
          ...
      "absl::lts_2019_08_08::numbers_internal::FastIntToBuffer(unsigned int,
      char*)", referenced from:
          absl::lts_2019_08_08::AlphaNum::AlphaNum(unsigned int) in
          FirebaseFirestore(view_snapshot.o)
      "leveldb::WriteBatch::Delete(leveldb::Slice const&)", referenced from:
          firebase::firestore::local::LevelDbTransaction::Commit() in
          FirebaseFirestore(leveldb_transaction.o)
      "___cxa_begin_catch", referenced from:
          ___clang_call_terminate in FirebaseFirestore(FIRDocumentReference.o)
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<std::__
          1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >, firebase::firestore::model::FieldValue>
          const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<std
          ::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >, firebase::firestore::model::FieldValue>
          const*> >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(field_value.o)
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<firebas
          e::firestore::model::Document, firebase::firestore::util::Empty>
          const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<fir
          ebase::firestore::model::Document, firebase::firestore::util::Empty>
          const*> >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(document_set.o)
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<firebas
          e::firestore::model::DocumentKey, firebase::firestore::util::Empty>
          const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<fir
          ebase::firestore::model::DocumentKey,
          firebase::firestore::util::Empty> const*>
          >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(sync_engine.o)
          std::__1::basic_stringbuf<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::overflow(int) in
          FirebaseFirestore(filesystem_common.o)
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::~basic_filebuf() in FirebaseFirestore(filesystem_common.o)
          ...
      "std::__1::basic_streambuf<char, std::__1::char_traits<char>
      >::xsputn(char const*, long)", referenced from:
          vtable for std::__1::basic_stringbuf<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          vtable for std::__1::basic_filebuf<char, std::__1::char_traits<char> >
          in FirebaseFirestore(filesystem_common.o)
      "grpc::ClientContext::ClientContext()", referenced from:
          absl::lts_2019_08_08::memory_internal::MakeUniqueResult<grpc::ClientCo
          ntext>::scalar
          absl::lts_2019_08_08::make_unique<grpc::ClientContext>() in
          FirebaseFirestore(grpc_connection.o)
      "___cxa_throw", referenced from:
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRFieldPath.o)
          std::__1::__throw_bad_function_call() in
          FirebaseFirestore(FIRFirestore.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_bad_function_call() in FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FSTUserDataConverter.o)
          ...
      "std::logic_error::what() const", referenced from:
          vtable for firebase::firestore::util::FirestoreInternalError in
          FirebaseFirestore(exception.o)
      "absl::lts_2019_08_08::StrCat(absl::lts_2019_08_08::AlphaNum const&,
      absl::lts_2019_08_08::AlphaNum const&)", referenced from:
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
          firebase::firestore::local::ConvertStatus(leveldb::Status const&) in
          FirebaseFirestore(leveldb_util.o)
          firebase::firestore::core::OrderBy::CanonicalId() const in
          FirebaseFirestore(order_by.o)
      "absl::lts_2019_08_08::strings_internal::AppendPieces(std::__1::basic_stri
      ng<char, std::__1::char_traits<char>, std::__1::allocator<char> >*,
      std::initializer_list<absl::lts_2019_08_08::string_view>)", referenced
      from:
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
          firebase::firestore::local::LevelDbTransaction::ToString() in
          FirebaseFirestore(leveldb_transaction.o)
          firebase::firestore::local::LruGarbageCollector::RunGarbageCollection(
          std::__1::unordered_map<int, firebase::firestore::local::TargetData,
          std::__1::hash<int>, std::__1::equal_to<int>,
          std::__1::allocator<std::__1::pair<int const,
          firebase::firestore::local::TargetData> > > const&) in
          FirebaseFirestore(lru_garbage_collector.o)
      "std::__1::basic_streambuf<char, std::__1::char_traits<char>
      >::imbue(std::__1::locale const&)", referenced from:
          vtable for std::__1::basic_stringbuf<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
      "grpc_impl::GenericStub::PrepareCall(grpc::ClientContext*,
      std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> > const&, grpc_impl::CompletionQueue*)",
      referenced from:
          firebase::firestore::remote::GrpcConnection::CreateStream(absl::lts_20
          19_08_08::string_view, firebase::firestore::auth::Token const&,
          firebase::firestore::remote::GrpcStreamObserver*) in
          FirebaseFirestore(grpc_connection.o)
          firebase::firestore::remote::GrpcConnection::CreateStreamingReader(abs
          l::lts_2019_08_08::string_view, firebase::firestore::auth::Token
          const&, grpc::ByteBuffer const&) in
          FirebaseFirestore(grpc_connection.o)
      "std::invalid_argument::~invalid_argument()", referenced from:
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
      "_GULLoggerForceDebug", referenced from:
          ___FIRLoggerInitializeASL_block_invoke in FirebaseCore(FIRLogger.o)
      "virtual thunk to std::__1::basic_istream<char,
      std::__1::char_traits<char> >::~basic_istream()", referenced from:
          construction vtable for std::__1::basic_istream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          construction vtable for std::__1::basic_istream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_ifstream<char,
          std::__1::char_traits<char> > in
          FirebaseFirestore(filesystem_common.o)
      "std::__1::__next_prime(unsigned long)", referenced from:
          std::__1::__hash_table<std::__1::__hash_value_type<firebase::firestore
          ::model::DocumentKey, firebase::firestore::model::SnapshotVersion>,
          std::__1::__unordered_map_hasher<firebase::firestore::model::DocumentK
          ey,
          std::__1::__hash_value_type<firebase::firestore::model::DocumentKey,
          firebase::firestore::model::SnapshotVersion>,
          firebase::firestore::model::DocumentKeyHash, true>,
          std::__1::__unordered_map_equal<firebase::firestore::model::DocumentKe
          y,
          std::__1::__hash_value_type<firebase::firestore::model::DocumentKey,
          firebase::firestore::model::SnapshotVersion>,
          std::__1::equal_to<firebase::firestore::model::DocumentKey>, true>,
          std::__1::allocator<std::__1::__hash_value_type<firebase::firestore::m
          odel::DocumentKey, firebase::firestore::model::SnapshotVersion> >
          >::rehash(unsigned long) in FirebaseFirestore(transaction.o)
          std::__1::__hash_table<firebase::firestore::model::DocumentKey,
          firebase::firestore::model::DocumentKeyHash,
          std::__1::equal_to<firebase::firestore::model::DocumentKey>,
          std::__1::allocator<firebase::firestore::model::DocumentKey>
          >::rehash(unsigned long) in FirebaseFirestore(transaction.o)
          std::__1::__hash_table<std::__1::__hash_value_type<unsigned int,
          firebase::firestore::util::TimeSlot*>,
          std::__1::__unordered_map_hasher<unsigned int,
          std::__1::__hash_value_type<unsigned int,
          firebase::firestore::util::TimeSlot*>, std::__1::hash<unsigned int>,
          true>, std::__1::__unordered_map_equal<unsigned int,
          std::__1::__hash_value_type<unsigned int,
          firebase::firestore::util::TimeSlot*>, std::__1::equal_to<unsigned
          int>, true>, std::__1::allocator<std::__1::__hash_value_type<unsigned
          int, firebase::firestore::util::TimeSlot*> > >::rehash(unsigned long)
          in FirebaseFirestore(executor_libdispatch.o)
          std::__1::__hash_table<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::hash<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >,
          std::__1::equal_to<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::rehash(unsigned long) in FirebaseFirestore(datastore.o)
          std::__1::__hash_table<std::__1::__hash_value_type<int,
          firebase::firestore::remote::TargetChange>,
          std::__1::__unordered_map_hasher<int, std::__1::__hash_value_type<int,
          firebase::firestore::remote::TargetChange>, std::__1::hash<int>,
          true>, std::__1::__unordered_map_equal<int,
          std::__1::__hash_value_type<int,
          firebase::firestore::remote::TargetChange>, std::__1::equal_to<int>,
          true>, std::__1::allocator<std::__1::__hash_value_type<int,
          firebase::firestore::remote::TargetChange> > >::rehash(unsigned long)
          in FirebaseFirestore(sync_engine.o)
          std::__1::__hash_table<int, std::__1::hash<int>,
          std::__1::equal_to<int>, std::__1::allocator<int> >::rehash(unsigned
          long) in FirebaseFirestore(sync_engine.o)
          std::__1::__hash_table<std::__1::__hash_value_type<firebase::firestore
          ::model::DocumentKey, firebase::firestore::model::MaybeDocument>,
          std::__1::__unordered_map_hasher<firebase::firestore::model::DocumentK
          ey,
          std::__1::__hash_value_type<firebase::firestore::model::DocumentKey,
          firebase::firestore::model::MaybeDocument>,
          firebase::firestore::model::DocumentKeyHash, true>,
          std::__1::__unordered_map_equal<firebase::firestore::model::DocumentKe
          y,
          std::__1::__hash_value_type<firebase::firestore::model::DocumentKey,
          firebase::firestore::model::MaybeDocument>,
          std::__1::equal_to<firebase::firestore::model::DocumentKey>, true>,
          std::__1::allocator<std::__1::__hash_value_type<firebase::firestore::m
          odel::DocumentKey, firebase::firestore::model::MaybeDocument> >
          >::rehash(unsigned long) in FirebaseFirestore(sync_engine.o)
          ...
      "operator new(unsigned long)", referenced from:
          -[FIRDocumentReference wrapDocumentSnapshotBlock:] in
          FirebaseFirestore(FIRDocumentReference.o)
          std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::__vallocate(unsigned long) in FirebaseFirestore(FIRFieldPath.o)
          std::__1::__split_buffer<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >
          >&>::__split_buffer(unsigned long, unsigned long,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >&) in
          FirebaseFirestore(FIRFieldPath.o)
          absl::lts_2019_08_08::memory_internal::MakeUniqueResult<firebase::fire
          store::util::ExecutorLibdispatch>::scalar
          absl::lts_2019_08_08::make_unique<firebase::firestore::util::ExecutorL
          ibdispatch, NSObject<OS_dispatch_queue>*
          __strong>(NSObject<OS_dispatch_queue>* __strong&&) in
          FirebaseFirestore(FIRFirestore.o)
          -[FIRFirestore runTransactionWithBlock:dispatchQueue:completion:] in
          FirebaseFirestore(FIRFirestore.o)
          -[FIRFirestore addSnapshotsInSyncListener:] in
          FirebaseFirestore(FIRFirestore.o)
          std::__1::shared_ptr<firebase::firestore::api::Firestore>
          std::__1::shared_ptr<firebase::firestore::api::Firestore>::make_shared
          <firebase::firestore::model::DatabaseId, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::shared_ptr<firebase::firestore::auth::CredentialsProvider>,
          std::__1::shared_ptr<firebase::firestore::util::AsyncQueue>,
          void*>(firebase::firestore::model::DatabaseId&&,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >&&,
          std::__1::shared_ptr<firebase::firestore::auth::CredentialsProvider>&&
          , std::__1::shared_ptr<firebase::firestore::util::AsyncQueue>&&,
          void*&&) in FirebaseFirestore(FIRFirestore.o)
          ...
      "leveldb::WriteBatch::Put(leveldb::Slice const&, leveldb::Slice const&)",
      referenced from:
          firebase::firestore::local::LevelDbTransaction::Commit() in
          FirebaseFirestore(leveldb_transaction.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::~basic_string()", referenced from:
          firebase::firestore::api::Firestore::~Firestore() in
          FirebaseFirestore(firestore.o)
      "typeinfo for std::__1::__assoc_sub_state", referenced from:
          typeinfo for
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > > in FirebaseFirestore(document_reference.o)
      "virtual thunk to std::__1::basic_ostream<char,
      std::__1::char_traits<char> >::~basic_ostream()", referenced from:
          construction vtable for std::__1::basic_ostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          construction vtable for std::__1::basic_ostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_ostringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(target_data.o)
      "virtual thunk to std::__1::basic_istream<char,
      std::__1::char_traits<char> >::~basic_istream()", referenced from:
          construction vtable for std::__1::basic_istream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          construction vtable for std::__1::basic_istream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_ifstream<char,
          std::__1::char_traits<char> > in
          FirebaseFirestore(filesystem_common.o)
      "std::logic_error::logic_error(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> > const&)",
      referenced from:
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
      "std::__1::__shared_weak_count::~__shared_weak_count()", referenced from:
          std::__1::shared_ptr<firebase::firestore::api::Firestore>
          std::__1::shared_ptr<firebase::firestore::api::Firestore>::make_shared
          <firebase::firestore::model::DatabaseId, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::shared_ptr<firebase::firestore::auth::CredentialsProvider>,
          std::__1::shared_ptr<firebase::firestore::util::AsyncQueue>,
          void*>(firebase::firestore::model::DatabaseId&&,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >&&,
          std::__1::shared_ptr<firebase::firestore::auth::CredentialsProvider>&&
          , std::__1::shared_ptr<firebase::firestore::util::AsyncQueue>&&,
          void*&&) in FirebaseFirestore(FIRFirestore.o)
          std::__1::__shared_ptr_emplace<firebase::firestore::api::Firestore,
          std::__1::allocator<firebase::firestore::api::Firestore>
          >::~__shared_ptr_emplace() in FirebaseFirestore(FIRFirestore.o)
          std::__1::__shared_ptr_emplace<firebase::firestore::api::Firestore,
          std::__1::allocator<firebase::firestore::api::Firestore>
          >::~__shared_ptr_emplace() in FirebaseFirestore(FIRFirestore.o)
          std::__1::__shared_ptr_emplace<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::TransactionResult,
          std::__1::allocator<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::TransactionResult>
          >::~__shared_ptr_emplace() in FirebaseFirestore(FIRFirestore.o)
          std::__1::__shared_ptr_emplace<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::TransactionResult,
          std::__1::allocator<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::TransactionResult>
          >::~__shared_ptr_emplace() in FirebaseFirestore(FIRFirestore.o)
          std::__1::__shared_ptr_emplace<firebase::firestore::core::AsyncEventLi
          stener<firebase::firestore::core::ViewSnapshot>,
          std::__1::allocator<firebase::firestore::core::AsyncEventListener<fire
          base::firestore::core::ViewSnapshot> > >::~__shared_ptr_emplace() in
          FirebaseFirestore(FIRQuery.o)
          std::__1::__shared_ptr_emplace<firebase::firestore::core::AsyncEventLi
          stener<firebase::firestore::core::ViewSnapshot>,
          std::__1::allocator<firebase::firestore::core::AsyncEventListener<fire
          base::firestore::core::ViewSnapshot> > >::~__shared_ptr_emplace() in
          FirebaseFirestore(FIRQuery.o)
          ...
      "std::__1::__assoc_sub_state::__execute()", referenced from:
          vtable for
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > > in FirebaseFirestore(document_reference.o)
      "grpc_impl::AccessTokenCredentials(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> > const&)",
      referenced from:
          firebase::firestore::remote::GrpcConnection::CreateContext(firebase::f
          irestore::auth::Token const&) const in
          FirebaseFirestore(grpc_connection.o)
      "operator delete[](void*)", referenced from:
          firebase::firestore::local::LevelDbPersistence::OpenDb(firebase::fires
          tore::util::Path const&) in FirebaseFirestore(leveldb_persistence.o)
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::~basic_filebuf() in FirebaseFirestore(filesystem_common.o)
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::imbue(std::__1::locale const&) in
          FirebaseFirestore(filesystem_common.o)
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::setbuf(char*, long) in FirebaseFirestore(filesystem_common.o)
          firebase::firestore::local::LevelDbMigrations::ReadSchemaVersion(level
          db::DB*) in FirebaseFirestore(leveldb_migrations.o)
          firebase::firestore::local::LevelDbMigrations::RunMigrations(leveldb::
          DB*, int) in FirebaseFirestore(leveldb_migrations.o)
          firebase::firestore::local::LevelDbTargetCache::TryReadMetadata(leveld
          b::DB*) in FirebaseFirestore(leveldb_target_cache.o)
          ...
      "absl::lts_2019_08_08::numbers_internal::FastIntToBuffer(unsigned long
      long, char*)", referenced from:
          absl::lts_2019_08_08::AlphaNum::AlphaNum(unsigned long) in
          FirebaseFirestore(FIRDocumentReference.o)
          absl::lts_2019_08_08::AlphaNum::AlphaNum(unsigned long long) in
          FirebaseFirestore(FSTUserDataConverter.o)
      "absl::lts_2019_08_08::numbers_internal::FastIntToBuffer(long long,
      char*)", referenced from:
          absl::lts_2019_08_08::AlphaNum::AlphaNum(long long) in
          FirebaseFirestore(FIRFirestoreSettings.o)
          absl::lts_2019_08_08::AlphaNum::AlphaNum(long) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
      "std::logic_error::logic_error(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> > const&)",
      referenced from:
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
      "std::logic_error::logic_error(std::logic_error const&)", referenced from:
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
      "leveldb::WriteBatch::~WriteBatch()", referenced from:
          firebase::firestore::local::LevelDbTransaction::Commit() in
          FirebaseFirestore(leveldb_transaction.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::operator=(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> > const&)",
      referenced from:
          -[FIRFirestoreSettings internalSettings] in
          FirebaseFirestore(FIRFirestoreSettings.o)
          std::__1::enable_if<(__is_forward_iterator<std::__1::basic_string<char
          , std::__1::char_traits<char>, std::__1::allocator<char> >*>::value)
          && (is_constructible<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::iterator_traits<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >*>::reference>::value), void>::type
          std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::assign<std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >*>(std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >*,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >*) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          std::__1::enable_if<(__is_forward_iterator<std::__1::__wrap_iter<std::
          __1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > const*> >::value) &&
          (is_constructible<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::iterator_traits<std::__1::__wrap_iter<std::__1::basic_string
          <char, std::__1::char_traits<char>, std::__1::allocator<char> >
          const*> >::reference>::value),
          std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >*> >::type
          std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::insert<std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>
          >(std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>,
          std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>,
          std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>) in
          FirebaseFirestore(FIRQuery.o)
          firebase::firestore::api::Firestore::set_settings(firebase::firestore:
          :api::Settings const&) in FirebaseFirestore(firestore.o)
          void
          firebase::firestore::immutable::impl::FixedArray<std::__1::pair<std::_
          _1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >, firebase::firestore::model::FieldValue>
          >::append<std::__1::pair<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue>
          const*>(std::__1::pair<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue> const*,
          std::__1::pair<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue> const*) in
          FirebaseFirestore(field_value.o)
          firebase::firestore::immutable::impl::LlrbNode<std::__1::basic_string<
          char, std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue>::set_entry(std::__1::pair<std:
          :__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >, firebase::firestore::model::FieldValue>
          const&) in FirebaseFirestore(field_value.o)
          firebase::firestore::core::SyncEngine::HandleCredentialChange(firebase
          ::firestore::auth::User const&) in FirebaseFirestore(sync_engine.o)
          ...
      "std::current_exception()", referenced from:
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
      "std::__1::promise<void>::set_value()", referenced from:
          std::__1::__function::__func<firebase::firestore::core::FirestoreClien
          t::Terminate()::$_8,
          std::__1::allocator<firebase::firestore::core::FirestoreClient::Termin
          ate()::$_8>, void ()>::operator()() in
          FirebaseFirestore(firestore_client.o)
          firebase::firestore::remote::GrpcCompletion::Complete(bool) in
          FirebaseFirestore(grpc_completion.o)
      "std::__1::__assoc_sub_state::set_exception(std::exception_ptr)",
      referenced from:
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
      "std::__1::condition_variable::~condition_variable()", referenced from:
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~__assoc_state() in FirebaseFirestore(document_reference.o)
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~__assoc_state() in FirebaseFirestore(document_reference.o)
          firebase::firestore::local::LevelDbRemoteDocumentCache::GetAll(firebas
          e::firestore::immutable::SortedSet<firebase::firestore::model::Documen
          tKey,
          firebase::firestore::util::Comparator<firebase::firestore::model::Docu
          mentKey> > const&) in
          FirebaseFirestore(leveldb_remote_document_cache.o)
          firebase::firestore::local::LevelDbRemoteDocumentCache::GetMatching(fi
          rebase::firestore::core::Query const&,
          firebase::firestore::model::SnapshotVersion const&) in
          FirebaseFirestore(leveldb_remote_document_cache.o)
      "grpc_impl::ChannelArguments::ChannelArguments()", referenced from:
          firebase::firestore::remote::GrpcConnection::CreateChannel() const in
          FirebaseFirestore(grpc_connection.o)
      "virtual thunk to std::__1::basic_iostream<char,
      std::__1::char_traits<char> >::~basic_iostream()", referenced from:
          construction vtable for std::__1::basic_iostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
      "___cxa_pure_virtual", referenced from:
          vtable for firebase::firestore::util::DirectoryIterator in
          FirebaseFirestore(filesystem_posix.o)
          vtable for firebase::firestore::nanopb::Reader in
          FirebaseFirestore(leveldb_migrations.o)
          vtable for firebase::firestore::model::Mutation::Rep in
          FirebaseFirestore(mutation.o)
          vtable for firebase::firestore::model::MaybeDocument::Rep in
          FirebaseFirestore(maybe_document.o)
          vtable for firebase::firestore::remote::Stream in
          FirebaseFirestore(stream.o)
      "typeinfo for std::__1::future_error", referenced from:
          std::__1::__throw_future_error(std::__1::future_errc) in
          FirebaseFirestore(document_reference.o)
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
      "std::__1::__shared_count::~__shared_count()", referenced from:
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~__assoc_state() in FirebaseFirestore(document_reference.o)
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~__assoc_state() in FirebaseFirestore(document_reference.o)
      "absl::lts_2019_08_08::string_view::find(absl::lts_2019_08_08::string_view
      , unsigned long) const", referenced from:
          firebase::firestore::model::ResourcePath::FromStringView(absl::lts_201
          9_08_08::string_view) in FirebaseFirestore(resource_path.o)
      "std::__1::mutex::lock()", referenced from:
          void
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >
          >::set_value<std::__1::unique_ptr<firebase::firestore::api::ListenerRe
          gistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >
          >(std::__1::unique_ptr<firebase::firestore::api::ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >&&) in FirebaseFirestore(document_reference.o)
          std::__1::future<std::__1::unique_ptr<firebase::firestore::api::Listen
          erRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >
          >::future(std::__1::__assoc_state<std::__1::unique_ptr<firebase::fires
          tore::api::ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >*) in FirebaseFirestore(document_reference.o)
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::move() in FirebaseFirestore(document_reference.o)
          firebase::firestore::api::Firestore::~Firestore() in
          FirebaseFirestore(firestore.o)
          firebase::firestore::api::Firestore::settings() const in
          FirebaseFirestore(firestore.o)
          firebase::firestore::api::Firestore::set_settings(firebase::firestore:
          :api::Settings const&) in FirebaseFirestore(firestore.o)
          firebase::firestore::api::Firestore::set_user_executor(std::__1::uniqu
          e_ptr<firebase::firestore::util::Executor,
          std::__1::default_delete<firebase::firestore::util::Executor> >) in
          FirebaseFirestore(firestore.o)
          ...
      "leveldb::Status::ToString() const", referenced from:
          firebase::firestore::local::ConvertStatus(leveldb::Status const&) in
          FirebaseFirestore(leveldb_util.o)
          firebase::firestore::local::LevelDbMigrations::ReadSchemaVersion(level
          db::DB*) in FirebaseFirestore(leveldb_migrations.o)
          firebase::firestore::local::LevelDbTransaction::Iterator::Seek(std::__
          1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > const&) in
          FirebaseFirestore(leveldb_transaction.o)
          firebase::firestore::local::LevelDbTransaction::Iterator::AdvanceLDB()
          in FirebaseFirestore(leveldb_transaction.o)
          firebase::firestore::local::LevelDbTransaction::Commit() in
          FirebaseFirestore(leveldb_transaction.o)
          firebase::firestore::local::LevelDbMutationQueue::LookupMutationBatch(
          int) in FirebaseFirestore(leveldb_mutation_queue.o)
          firebase::firestore::local::LevelDbRemoteDocumentCache::Get(firebase::
          firestore::model::DocumentKey const&) in
          FirebaseFirestore(leveldb_remote_document_cache.o)
          ...
      "std::__1::basic_streambuf<char, std::__1::char_traits<char>
      >::~basic_streambuf()", referenced from:
          firebase::firestore::util::Filesystem::ReadFile(firebase::firestore::u
          til::Path const&) in FirebaseFirestore(filesystem_common.o)
          std::__1::basic_stringstream<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::~basic_stringstream() in
          FirebaseFirestore(filesystem_common.o)
          non-virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          std::__1::basic_stringstream<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::~basic_stringstream() in
          FirebaseFirestore(filesystem_common.o)
          non-virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          virtual thunk to std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_stringstream() in FirebaseFirestore(filesystem_common.o)
          ...
      "___cxa_free_exception", referenced from:
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRFieldPath.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FSTUserDataConverter.o)
          std::__1::__throw_future_error(std::__1::future_errc) in
          FirebaseFirestore(document_reference.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(transaction.o)
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
          ...
      "vtable for std::__1::future_error", referenced from:
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
      NOTE: a missing vtable usually means the first non-inline virtual member
      function has no definition.
      "std::__1::condition_variable::notify_all()", referenced from:
          void
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >
          >::set_value<std::__1::unique_ptr<firebase::firestore::api::ListenerRe
          gistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >
          >(std::__1::unique_ptr<firebase::firestore::api::ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >&&) in FirebaseFirestore(document_reference.o)
          std::__1::__function::__func<firebase::firestore::util::BackgroundQueu
          e::Execute(std::__1::function<void ()>&&)::$_0,
          std::__1::allocator<firebase::firestore::util::BackgroundQueue::Execut
          e(std::__1::function<void ()>&&)::$_0>, void ()>::operator()() in
          FirebaseFirestore(background_queue.o)
      "std::__1::basic_istream<char, std::__1::char_traits<char>
      >::~basic_istream()", referenced from:
          construction vtable for std::__1::basic_istream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          construction vtable for std::__1::basic_istream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_ifstream<char,
          std::__1::char_traits<char> > in
          FirebaseFirestore(filesystem_common.o)
      "___cxa_end_catch", referenced from:
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<std::__
          1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >, firebase::firestore::model::FieldValue>
          const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<std
          ::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >, firebase::firestore::model::FieldValue>
          const*> >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(field_value.o)
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<firebas
          e::firestore::model::Document, firebase::firestore::util::Empty>
          const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<fir
          ebase::firestore::model::Document, firebase::firestore::util::Empty>
          const*> >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(document_set.o)
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<firebas
          e::firestore::model::DocumentKey, firebase::firestore::util::Empty>
          const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<fir
          ebase::firestore::model::DocumentKey,
          firebase::firestore::util::Empty> const*>
          >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(sync_engine.o)
          std::__1::basic_stringbuf<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::overflow(int) in
          FirebaseFirestore(filesystem_common.o)
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::~basic_filebuf() in FirebaseFirestore(filesystem_common.o)
          std::__1::deque<firebase::firestore::immutable::impl::LlrbNode<firebas
          e::firestore::local::DocumentKeyReference,
          firebase::firestore::util::Empty> const*,
          std::__1::allocator<firebase::firestore::immutable::impl::LlrbNode<fir
          ebase::firestore::local::DocumentKeyReference,
          firebase::firestore::util::Empty> const*>
          >::__add_back_capacity(unsigned long) in
          FirebaseFirestore(reference_set.o)
          ...
      "typeinfo for std::invalid_argument", referenced from:
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
      "std::logic_error::logic_error(char const*)", referenced from:
          std::length_error::length_error(char const*) in
          FirebaseFirestore(FIRFieldPath.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(FIRQuery.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(FSTUserDataConverter.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(transaction.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(executor_libdispatch.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(field_path.o)
          ...
      "std::__1::basic_streambuf<char, std::__1::char_traits<char>
      >::showmanyc()", referenced from:
          vtable for std::__1::basic_stringbuf<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          vtable for std::__1::basic_filebuf<char, std::__1::char_traits<char> >
          in FirebaseFirestore(filesystem_common.o)
      "_GULSetLoggerLevel", referenced from:
          _FIRSetLoggerLevel in FirebaseCore(FIRLogger.o)
      "absl::lts_2019_08_08::StrAppend(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> >*,
      absl::lts_2019_08_08::AlphaNum const&)", referenced from:
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
          firebase::firestore::core::Target::CanonicalId() const in
          FirebaseFirestore(target.o)
          firebase::firestore::local::DescribeKey(leveldb::Slice) in
          FirebaseFirestore(leveldb_key.o)
      "operator new[](unsigned long)", referenced from:
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::imbue(std::__1::locale const&) in
          FirebaseFirestore(filesystem_common.o)
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::setbuf(char*, long) in FirebaseFirestore(filesystem_common.o)
      "typeinfo for std::__1::__shared_weak_count", referenced from:
          typeinfo for
          std::__1::__shared_ptr_emplace<firebase::firestore::api::Firestore,
          std::__1::allocator<firebase::firestore::api::Firestore> > in
          FirebaseFirestore(FIRFirestore.o)
          typeinfo for std::__1::__shared_ptr_emplace<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::TransactionResult,
          std::__1::allocator<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::TransactionResult>
          > in FirebaseFirestore(FIRFirestore.o)
          typeinfo for
          std::__1::__shared_ptr_emplace<firebase::firestore::core::AsyncEventLi
          stener<firebase::firestore::core::ViewSnapshot>,
          std::__1::allocator<firebase::firestore::core::AsyncEventListener<fire
          base::firestore::core::ViewSnapshot> > > in
          FirebaseFirestore(FIRQuery.o)
          typeinfo for
          std::__1::__shared_ptr_pointer<firebase::firestore::util::Executor*,
          std::__1::default_delete<firebase::firestore::util::Executor>,
          std::__1::allocator<firebase::firestore::util::Executor> > in
          FirebaseFirestore(firestore.o)
          typeinfo for
          std::__1::__shared_ptr_emplace<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const> > in
          FirebaseFirestore(firestore.o)
          typeinfo for
          std::__1::__shared_ptr_emplace<firebase::firestore::core::AsyncEventLi
          stener<firebase::firestore::util::Empty>,
          std::__1::allocator<firebase::firestore::core::AsyncEventListener<fire
          base::firestore::util::Empty> > > in FirebaseFirestore(firestore.o)
          typeinfo for
          std::__1::__shared_ptr_emplace<firebase::firestore::model::DatabaseId:
          :Rep, std::__1::allocator<firebase::firestore::model::DatabaseId::Rep>
          > in FirebaseFirestore(database_id.o)
          ...
      "vtable for __cxxabiv1::__vmi_class_type_info", referenced from:
          typeinfo for
          firebase::firestore::core::AsyncEventListener<firebase::firestore::cor
          e::ViewSnapshot> in FirebaseFirestore(FIRQuery.o)
          typeinfo for
          firebase::firestore::core::AsyncEventListener<firebase::firestore::uti
          l::Empty> in FirebaseFirestore(firestore.o)
          typeinfo for std::__1::function<void
          (firebase::firestore::util::Status)> in
          FirebaseFirestore(transaction.o)
          typeinfo for grpc_impl::CompletionQueue in
          FirebaseFirestore(firestore_client.o)
          typeinfo for firebase::firestore::remote::Datastore in
          FirebaseFirestore(datastore.o)
          typeinfo for firebase::firestore::core::SyncEngine in
          FirebaseFirestore(sync_engine.o)
          typeinfo for firebase::firestore::remote::RemoteStore in
          FirebaseFirestore(remote_store.o)
          ...
      NOTE: a missing vtable usually means the first non-inline virtual member
      function has no definition.
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::assign(char const*)", referenced from:
          firebase::firestore::util::Status::ToString() const in
          FirebaseFirestore(status.o)
          firebase::firestore::util::internal::FailAssertion(char const*, char
          const*, int, std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > const&, char const*) in
          FirebaseFirestore(hard_assert.o)
      "vtable for __cxxabiv1::__si_class_type_info", referenced from:
          typeinfo for -[FIRDocumentReference
          wrapDocumentSnapshotBlock:]::Converter in
          FirebaseFirestore(FIRDocumentReference.o)
          typeinfo for
          std::__1::__shared_ptr_emplace<firebase::firestore::api::Firestore,
          std::__1::allocator<firebase::firestore::api::Firestore> > in
          FirebaseFirestore(FIRFirestore.o)
          typeinfo for std::__1::__shared_ptr_emplace<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::TransactionResult,
          std::__1::allocator<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::TransactionResult>
          > in FirebaseFirestore(FIRFirestore.o)
          typeinfo for std::__1::__function::__func<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::$_0,
          std::__1::allocator<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::$_0>, void
          (std::__1::shared_ptr<firebase::firestore::core::Transaction>,
          std::__1::function<void (firebase::firestore::util::Status)>)> in
          FirebaseFirestore(FIRFirestore.o)
          typeinfo for std::__1::bad_function_call in
          FirebaseFirestore(FIRFirestore.o)
          typeinfo for std::__1::__function::__func<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::$_1,
          std::__1::allocator<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::$_1>, void
          (firebase::firestore::util::Status)> in
          FirebaseFirestore(FIRFirestore.o)
          typeinfo for
          firebase::firestore::core::EventListener<firebase::firestore::util::Em
          pty>::Create(std::__1::function<void
          (firebase::firestore::util::StatusOr<firebase::firestore::util::Empty>
          )>)::CallbackEventListener in FirebaseFirestore(FIRFirestore.o)
          ...
      NOTE: a missing vtable usually means the first non-inline virtual member
      function has no definition.
      "grpc_impl::ChannelArguments::SetSslTargetNameOverride(std::__1::basic_str
      ing<char, std::__1::char_traits<char>, std::__1::allocator<char> >
      const&)", referenced from:
          firebase::firestore::remote::GrpcConnection::CreateChannel() const in
          FirebaseFirestore(grpc_connection.o)
      "typeinfo for std::__1::bad_weak_ptr", referenced from:
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(firestore.o)
          std::__1::__throw_bad_weak_ptr() in
          FirebaseFirestore(firestore_client.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(async_queue.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(datastore.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(stream.o)
          std::__1::__throw_bad_weak_ptr() in
          FirebaseFirestore(transaction_runner.o)
          ...
      "std::__1::locale::has_facet(std::__1::locale::id&) const", referenced
      from:
          std::__1::basic_filebuf<char, std::__1::char_traits<char>
          >::basic_filebuf() in FirebaseFirestore(filesystem_common.o)
      "grpc::g_core_codegen_interface", referenced from:
          grpc_impl::CompletionQueue::~CompletionQueue() in
          FirebaseFirestore(firestore_client.o)
          grpc::GrpcLibraryCodegen::~GrpcLibraryCodegen() in
          FirebaseFirestore(firestore_client.o)
          firebase::firestore::remote::Datastore::PollGrpcQueue() in
          FirebaseFirestore(datastore.o)
          grpc_impl::CompletionQueue::CompletionQueue(grpc_completion_queue_attr
          ibutes const&) in FirebaseFirestore(datastore.o)
          grpc::GrpcLibraryCodegen::GrpcLibraryCodegen(bool) in
          FirebaseFirestore(datastore.o)
          grpc::ByteBuffer::~ByteBuffer() in FirebaseFirestore(datastore.o)
          grpc::Slice::~Slice() in FirebaseFirestore(datastore.o)
          ...
      "std::__1::future_error::~future_error()", referenced from:
          std::__1::__throw_future_error(std::__1::future_errc) in
          FirebaseFirestore(document_reference.o)
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
      "___gxx_personality_v0", referenced from:
          -[FIRDocumentReference initWithPath:firestore:] in
          FirebaseFirestore(FIRDocumentReference.o)
          void
          firebase::firestore::util::ThrowInvalidArgument<std::__1::basic_string
          <char, std::__1::char_traits<char>, std::__1::allocator<char> >,
          unsigned long>(char const*, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&,
          unsigned long const&) in FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference initWithKey:firestore:] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference isEqual:] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference firestore] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference parent] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference path] in
          FirebaseFirestore(FIRDocumentReference.o)
          ...
      "std::rethrow_exception(std::exception_ptr)", referenced from:
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::move() in FirebaseFirestore(document_reference.o)
      "___cxa_guard_abort", referenced from:
          firebase::firestore::util::Status::moved_from_message() in
          FirebaseFirestore(status.o)
          firebase::firestore::util::Status::empty_string() in
          FirebaseFirestore(status.o)
          firebase::firestore::model::DocumentKey::Empty() in
          FirebaseFirestore(document_key.o)
          firebase::firestore::model::FieldPath::KeyFieldPath() in
          FirebaseFirestore(field_path.o)
          firebase::firestore::immutable::impl::ArraySortedMap<std::__1::basic_s
          tring<char, std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue,
          firebase::firestore::util::Comparator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::EmptyArray() in FirebaseFirestore(field_value.o)
          firebase::firestore::immutable::impl::LlrbNode<std::__1::basic_string<
          char, std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::model::FieldValue>::EmptyRep() in
          FirebaseFirestore(field_value.o)
          firebase::firestore::remote::Datastore::GetWhitelistedHeadersAsString(
          std::__1::multimap<grpc::string_ref, grpc::string_ref,
          std::__1::less<grpc::string_ref>,
          std::__1::allocator<std::__1::pair<grpc::string_ref const,
          grpc::string_ref> > > const&) in FirebaseFirestore(datastore.o)
          ...
      "std::__1::mutex::~mutex()", referenced from:
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~__assoc_state() in FirebaseFirestore(document_reference.o)
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~__assoc_state() in FirebaseFirestore(document_reference.o)
          firebase::firestore::api::Firestore::~Firestore() in
          FirebaseFirestore(firestore.o)
          firebase::firestore::local::LevelDbRemoteDocumentCache::GetAll(firebas
          e::firestore::immutable::SortedSet<firebase::firestore::model::Documen
          tKey,
          firebase::firestore::util::Comparator<firebase::firestore::model::Docu
          mentKey> > const&) in
          FirebaseFirestore(leveldb_remote_document_cache.o)
          firebase::firestore::local::LevelDbRemoteDocumentCache::GetMatching(fi
          rebase::firestore::core::Query const&,
          firebase::firestore::model::SnapshotVersion const&) in
          FirebaseFirestore(leveldb_remote_document_cache.o)
          firebase::firestore::remote::(anonymous
          namespace)::HostConfigMap::~HostConfigMap() in
          FirebaseFirestore(grpc_connection.o)
      "std::__1::__shared_weak_count::lock()", referenced from:
          std::__1::shared_ptr<firebase::firestore::core::AsyncEventListener<fir
          ebase::firestore::core::ViewSnapshot>
          >::shared_ptr<firebase::firestore::core::AsyncEventListener<firebase::
          firestore::core::ViewSnapshot>
          >(std::__1::weak_ptr<firebase::firestore::core::AsyncEventListener<fir
          ebase::firestore::core::ViewSnapshot> > const&,
          std::__1::enable_if<is_convertible<firebase::firestore::core::AsyncEve
          ntListener<firebase::firestore::core::ViewSnapshot>*,
          firebase::firestore::core::AsyncEventListener<firebase::firestore::cor
          e::ViewSnapshot>*>::value,
          std::__1::shared_ptr<firebase::firestore::core::AsyncEventListener<fir
          ebase::firestore::core::ViewSnapshot> >::__nat>::type) in
          FirebaseFirestore(FIRQuery.o)
          std::__1::shared_ptr<firebase::firestore::api::Firestore>::shared_ptr<
          firebase::firestore::api::Firestore>(std::__1::weak_ptr<firebase::fire
          store::api::Firestore> const&,
          std::__1::enable_if<is_convertible<firebase::firestore::api::Firestore
          *, firebase::firestore::api::Firestore*>::value,
          std::__1::shared_ptr<firebase::firestore::api::Firestore>::__nat>::typ
          e) in FirebaseFirestore(firestore.o)
          std::__1::shared_ptr<firebase::firestore::core::AsyncEventListener<fir
          ebase::firestore::util::Empty>
          >::shared_ptr<firebase::firestore::core::AsyncEventListener<firebase::
          firestore::util::Empty>
          >(std::__1::weak_ptr<firebase::firestore::core::AsyncEventListener<fir
          ebase::firestore::util::Empty> > const&,
          std::__1::enable_if<is_convertible<firebase::firestore::core::AsyncEve
          ntListener<firebase::firestore::util::Empty>*,
          firebase::firestore::core::AsyncEventListener<firebase::firestore::uti
          l::Empty>*>::value,
          std::__1::shared_ptr<firebase::firestore::core::AsyncEventListener<fir
          ebase::firestore::util::Empty> >::__nat>::type) in
          FirebaseFirestore(firestore.o)
          firebase::firestore::api::QueryListenerRegistration::Remove() in
          FirebaseFirestore(query_listener_registration.o)
          firebase::firestore::api::SnapshotsInSyncListenerRegistration::Remove(
          ) in FirebaseFirestore(snapshots_in_sync_listener_registration.o)
          std::__1::__function::__func<firebase::firestore::core::FirestoreClien
          t::Create(firebase::firestore::core::DatabaseInfo const&,
          firebase::firestore::api::Settings const&,
          std::__1::shared_ptr<firebase::firestore::auth::CredentialsProvider>,
          std::__1::shared_ptr<firebase::firestore::util::Executor>,
          std::__1::shared_ptr<firebase::firestore::util::AsyncQueue>)::$_2,
          std::__1::allocator<firebase::firestore::core::FirestoreClient::Create
          (firebase::firestore::core::DatabaseInfo const&,
          firebase::firestore::api::Settings const&,
          std::__1::shared_ptr<firebase::firestore::auth::CredentialsProvider>,
          std::__1::shared_ptr<firebase::firestore::util::Executor>,
          std::__1::shared_ptr<firebase::firestore::util::AsyncQueue>)::$_2>,
          void
          (firebase::firestore::auth::User)>::operator()(firebase::firestore::au
          th::User&&) in FirebaseFirestore(firestore_client.o)
          std::__1::shared_ptr<firebase::firestore::core::FirestoreClient>::shar
          ed_ptr<firebase::firestore::core::FirestoreClient>(std::__1::weak_ptr<
          firebase::firestore::core::FirestoreClient> const&,
          std::__1::enable_if<is_convertible<firebase::firestore::core::Firestor
          eClient*, firebase::firestore::core::FirestoreClient*>::value,
          std::__1::shared_ptr<firebase::firestore::core::FirestoreClient>::__na
          t>::type) in FirebaseFirestore(firestore_client.o)
          ...
      "std::exception_ptr::exception_ptr(std::exception_ptr const&)", referenced
      from:
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::move() in FirebaseFirestore(document_reference.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::find(char, unsigned long) const", referenced
      from:
          -[FIRQuery boundFromFieldValues:isBefore:] in
          FirebaseFirestore(FIRQuery.o)
          firebase::firestore::api::Query::ParseExpectedReferenceValue(firebase:
          :firestore::model::FieldValue const&,
          std::__1::function<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > ()> const&)
          const in FirebaseFirestore(query_core.o)
      "absl::lts_2019_08_08::strings_internal::CatPieces(std::initializer_list<a
      bsl::lts_2019_08_08::string_view>)", referenced from:
          firebase::firestore::model::DatabaseId::ToString() const in
          FirebaseFirestore(database_id.o)
          firebase::firestore::model::DeleteMutation::Rep::ToString() const in
          FirebaseFirestore(delete_mutation.o)
          firebase::firestore::model::VerifyMutation::Rep::ToString() const in
          FirebaseFirestore(verify_mutation.o)
          firebase::firestore::model::Document::Rep::ToString() const in
          FirebaseFirestore(document.o)
          firebase::Timestamp::ToString() const in
          FirebaseFirestore(timestamp.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::nanopb::PrintMessageField<firebase::firestore::_g
          oogle_firestore_v1_DocumentMask>(absl::lts_2019_08_08::string_view,
          firebase::firestore::_google_firestore_v1_DocumentMask const&, int,
          bool) in FirebaseFirestore(firestore.nanopb.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::nanopb::PrintMessageField<firebase::firestore::_g
          oogle_protobuf_Timestamp>(absl::lts_2019_08_08::string_view,
          firebase::firestore::_google_protobuf_Timestamp const&, int, bool) in
          FirebaseFirestore(firestore.nanopb.o)
          ...
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::insert(std::__1::__wrap_iter<char const*>,
      char)", referenced from:
          firebase::firestore::model::FieldPath::CanonicalString() const in
          FirebaseFirestore(field_path.o)
      "std::__1::future_error::future_error(std::__1::error_code)", referenced
      from:
          std::__1::__throw_future_error(std::__1::future_errc) in
          FirebaseFirestore(document_reference.o)
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
      "_GULLogBasic", referenced from:
          _FIRLogBasic in FirebaseCore(FIRLogger.o)
      "virtual thunk to std::__1::basic_ostream<char,
      std::__1::char_traits<char> >::~basic_ostream()", referenced from:
          construction vtable for std::__1::basic_ostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_stringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(filesystem_common.o)
          construction vtable for std::__1::basic_ostream<char,
          std::__1::char_traits<char> >-in-std::__1::basic_ostringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > in
          FirebaseFirestore(target_data.o)
      "operator delete(void*)", referenced from:
          -[FIRDocumentReference initWithPath:firestore:] in
          FirebaseFirestore(FIRDocumentReference.o)
          void
          firebase::firestore::util::ThrowInvalidArgument<std::__1::basic_string
          <char, std::__1::char_traits<char>, std::__1::allocator<char> >,
          unsigned long>(char const*, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&,
          unsigned long const&) in FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference path] in
          FirebaseFirestore(FIRDocumentReference.o)
          -[FIRDocumentReference collectionWithPath:] in
          FirebaseFirestore(FIRDocumentReference.o)
          void firebase::firestore::util::ThrowInvalidArgument<>(char const*) in
          FirebaseFirestore(FIRDocumentReference.o)
          std::__1::__vector_base<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::~__vector_base() in FirebaseFirestore(FIRDocumentReference.o)
          std::__1::__vector_base<firebase::firestore::model::FieldTransform,
          std::__1::allocator<firebase::firestore::model::FieldTransform>
          >::~__vector_base() in FirebaseFirestore(FIRDocumentReference.o)
          ...
      "_GULLoggerRegisterVersion", referenced from:
          ___FIRLoggerInitializeASL_block_invoke in FirebaseCore(FIRLogger.o)
      "std::__1::__basic_string_common<true>::__throw_length_error() const",
      referenced from:
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::basic_string<std::nullptr_t>(char const*)
          in FirebaseFirestore(document_reference.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::basic_string<std::nullptr_t>(char const*)
          in FirebaseFirestore(firestore.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::basic_string<std::nullptr_t>(char const*)
          in FirebaseFirestore(transaction.o)
          firebase::firestore::util::MakeString(__CFString const*) in
          FirebaseFirestore(string_apple.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::basic_string<std::nullptr_t>(char const*)
          in FirebaseFirestore(executor_libdispatch.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::basic_string<std::nullptr_t>(char const*)
          in FirebaseFirestore(status.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >& std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::__append_forward_unsafe<char const*>(char const*, char const*) in
          FirebaseFirestore(string_format.o)
          ...
      "vtable for std::__1::__assoc_sub_state", referenced from:
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~__assoc_state() in FirebaseFirestore(document_reference.o)
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~__assoc_state() in FirebaseFirestore(document_reference.o)
      NOTE: a missing vtable usually means the first non-inline virtual member
      function has no definition.
      "std::bad_cast::bad_cast()", referenced from:
          std::__1::__throw_bad_cast() in FirebaseFirestore(filesystem_common.o)
      "std::__1::mutex::unlock()", referenced from:
          void
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >
          >::set_value<std::__1::unique_ptr<firebase::firestore::api::ListenerRe
          gistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >
          >(std::__1::unique_ptr<firebase::firestore::api::ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >&&) in FirebaseFirestore(document_reference.o)
          std::__1::future<std::__1::unique_ptr<firebase::firestore::api::Listen
          erRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >
          >::future(std::__1::__assoc_state<std::__1::unique_ptr<firebase::fires
          tore::api::ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >*) in FirebaseFirestore(document_reference.o)
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::move() in FirebaseFirestore(document_reference.o)
          firebase::firestore::api::Firestore::~Firestore() in
          FirebaseFirestore(firestore.o)
          firebase::firestore::api::Firestore::settings() const in
          FirebaseFirestore(firestore.o)
          firebase::firestore::api::Firestore::set_settings(firebase::firestore:
          :api::Settings const&) in FirebaseFirestore(firestore.o)
          firebase::firestore::api::Firestore::set_user_executor(std::__1::uniqu
          e_ptr<firebase::firestore::util::Executor,
          std::__1::default_delete<firebase::firestore::util::Executor> >) in
          FirebaseFirestore(firestore.o)
          ...
      "std::__1::stoi(std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> > const&, unsigned long*, int)", referenced
      from:
          firebase::firestore::local::LevelDbMigrations::ReadSchemaVersion(level
          db::DB*) in FirebaseFirestore(leveldb_migrations.o)
      "std::bad_cast::~bad_cast()", referenced from:
          std::__1::__throw_bad_cast() in FirebaseFirestore(filesystem_common.o)
      "std::__1::__shared_weak_count::__get_deleter(std::type_info const&)
      const", referenced from:
          vtable for
          std::__1::__shared_ptr_emplace<firebase::firestore::api::Firestore,
          std::__1::allocator<firebase::firestore::api::Firestore> > in
          FirebaseFirestore(FIRFirestore.o)
          vtable for std::__1::__shared_ptr_emplace<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::TransactionResult,
          std::__1::allocator<-[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::TransactionResult>
          > in FirebaseFirestore(FIRFirestore.o)
          vtable for
          std::__1::__shared_ptr_emplace<firebase::firestore::core::AsyncEventLi
          stener<firebase::firestore::core::ViewSnapshot>,
          std::__1::allocator<firebase::firestore::core::AsyncEventListener<fire
          base::firestore::core::ViewSnapshot> > > in
          FirebaseFirestore(FIRQuery.o)
          vtable for std::__1::__shared_ptr_emplace<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const> > in
          FirebaseFirestore(firestore.o)
          vtable for
          std::__1::__shared_ptr_emplace<firebase::firestore::core::AsyncEventLi
          stener<firebase::firestore::util::Empty>,
          std::__1::allocator<firebase::firestore::core::AsyncEventListener<fire
          base::firestore::util::Empty> > > in FirebaseFirestore(firestore.o)
          vtable for
          std::__1::__shared_ptr_emplace<firebase::firestore::model::DatabaseId:
          :Rep, std::__1::allocator<firebase::firestore::model::DatabaseId::Rep>
          > in FirebaseFirestore(database_id.o)
          vtable for
          std::__1::__shared_ptr_emplace<firebase::firestore::model::ResourcePat
          h, std::__1::allocator<firebase::firestore::model::ResourcePath> > in
          FirebaseFirestore(document_key.o)
          ...
      "absl::lts_2019_08_08::StrAppend(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> >*,
      absl::lts_2019_08_08::AlphaNum const&, absl::lts_2019_08_08::AlphaNum
      const&, absl::lts_2019_08_08::AlphaNum const&,
      absl::lts_2019_08_08::AlphaNum const&)", referenced from:
          firebase::firestore::remote::Datastore::GetWhitelistedHeadersAsString(
          std::__1::multimap<grpc::string_ref, grpc::string_ref,
          std::__1::less<grpc::string_ref>,
          std::__1::allocator<std::__1::pair<grpc::string_ref const,
          grpc::string_ref> > > const&) in FirebaseFirestore(datastore.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::basic_string(std::__1::basic_string<char,
      std::__1::char_traits<char>, std::__1::allocator<char> > const&)",
      referenced from:
          std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::vector(std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > > > const&)
          in FirebaseFirestore(FIRFieldPath.o)
          std::__1::enable_if<(__is_forward_iterator<std::__1::basic_string<char
          , std::__1::char_traits<char>, std::__1::allocator<char> >*>::value)
          && (is_constructible<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::iterator_traits<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >*>::reference>::value), void>::type
          std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::assign<std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >*>(std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >*,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >*) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          std::__1::unique_ptr<firebase::firestore::util::Status::State,
          firebase::firestore::util::Status::State::Deleter>
          firebase::firestore::util::Status::State::MakePtr<firebase::firestore:
          :util::Status::State&>(firebase::firestore::util::Status::State&) in
          FirebaseFirestore(FIRQuery.o)
          std::__1::enable_if<(__is_forward_iterator<std::__1::__wrap_iter<std::
          __1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > const*> >::value) &&
          (is_constructible<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::iterator_traits<std::__1::__wrap_iter<std::__1::basic_string
          <char, std::__1::char_traits<char>, std::__1::allocator<char> >
          const*> >::reference>::value),
          std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >*> >::type
          std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::insert<std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>
          >(std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>,
          std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>,
          std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>) in
          FirebaseFirestore(FIRQuery.o)
          firebase::firestore::model::impl::BasePath<firebase::firestore::model:
          :FieldPath>::BasePath(std::initializer_list<std::__1::basic_string<cha
          r, std::__1::char_traits<char>, std::__1::allocator<char> > >) in
          FirebaseFirestore(FSTUserDataConverter.o)
          std::__1::vector<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::allocator<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > >
          >::vector<std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>
          >(std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>,
          std::__1::enable_if<(__is_forward_iterator<std::__1::__wrap_iter<std::
          __1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > const*> >::value) &&
          (is_constructible<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          std::__1::iterator_traits<std::__1::__wrap_iter<std::__1::basic_string
          <char, std::__1::char_traits<char>, std::__1::allocator<char> >
          const*> >::reference>::value),
          std::__1::__wrap_iter<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const*>
          >::type) in FirebaseFirestore(document_reference.o)
          firebase::firestore::api::Firestore::MakeDatabaseInfo() const in
          FirebaseFirestore(firestore.o)
          ...
      "std::logic_error::~logic_error()", referenced from:
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
      "std::__1::basic_ostream<char, std::__1::char_traits<char>
      >::~basic_ostream()", referenced from:
          std::__1::basic_ostringstream<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::~basic_ostringstream() in
          FirebaseFirestore(target_data.o)
          virtual thunk to std::__1::basic_ostringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_ostringstream() in FirebaseFirestore(target_data.o)
          std::__1::basic_ostringstream<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::~basic_ostringstream() in
          FirebaseFirestore(target_data.o)
          virtual thunk to std::__1::basic_ostringstream<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::~basic_ostringstream() in FirebaseFirestore(target_data.o)
          firebase::firestore::nanopb::internal::ToString(double) in
          FirebaseFirestore(pretty_printing.o)
      "std::exception::what() const", referenced from:
          vtable for std::__1::bad_function_call in
          FirebaseFirestore(FIRFirestore.o)
      "std::exception::~exception()", referenced from:
          std::__1::bad_function_call::~bad_function_call() in
          FirebaseFirestore(FIRFirestore.o)
          std::__1::bad_function_call::~bad_function_call() in
          FirebaseFirestore(FIRFirestore.o)
      "absl::lts_2019_08_08::AlphaNum::AlphaNum(absl::lts_2019_08_08::Hex)",
      referenced from:
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::StringFormat<firebase::firestore::remote::R
          emoteStore*>(char const*, firebase::firestore::remote::RemoteStore*
          const&) in FirebaseFirestore(remote_store.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::StringFormat<firebase::firestore::remote::R
          emoteStore*, std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >, firebase::firestore::Error,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > >(char const*,
          firebase::firestore::remote::RemoteStore* const&,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > const&, firebase::firestore::Error const&,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > const&) in
          FirebaseFirestore(remote_store.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::StringFormat<std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >,
          firebase::firestore::remote::Stream const*>(char const*,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > const&,
          firebase::firestore::remote::Stream const* const&) in
          FirebaseFirestore(stream.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::StringFormat<firebase::firestore::remote::G
          rpcStream*>(char const*, firebase::firestore::remote::GrpcStream*
          const&) in FirebaseFirestore(grpc_stream.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::StringFormat<firebase::firestore::remote::G
          rpcStream*, unsigned long, bool>(char const*,
          firebase::firestore::remote::GrpcStream* const&, unsigned long const&,
          bool const&) in FirebaseFirestore(grpc_stream.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::StringFormat<firebase::firestore::remote::G
          rpcStream*, unsigned long>(char const*,
          firebase::firestore::remote::GrpcStream* const&, unsigned long const&)
          in FirebaseFirestore(grpc_stream.o)
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >
          firebase::firestore::util::StringFormat<firebase::firestore::remote::G
          rpcStream*, firebase::firestore::remote::GrpcCompletion::Type>(char
          const*, firebase::firestore::remote::GrpcStream* const&,
          firebase::firestore::remote::GrpcCompletion::Type const&) in
          FirebaseFirestore(grpc_stream.o)
          ...
      "vtable for std::invalid_argument", referenced from:
          firebase::firestore::util::(anonymous
          namespace)::DefaultThrowHandler(firebase::firestore::util::ExceptionTy
          pe, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
      NOTE: a missing vtable usually means the first non-inline virtual member
      function has no definition.
      "vtable for std::length_error", referenced from:
          std::length_error::length_error(char const*) in
          FirebaseFirestore(FIRFieldPath.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(FIRQuery.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(FSTUserDataConverter.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(transaction.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(executor_libdispatch.o)
          std::length_error::length_error(char const*) in
          FirebaseFirestore(field_path.o)
          ...
      NOTE: a missing vtable usually means the first non-inline virtual member
      function has no definition.
      "___cxa_allocate_exception", referenced from:
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRFieldPath.o)
          std::__1::__throw_bad_function_call() in
          FirebaseFirestore(FIRFirestore.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRDocumentSnapshot.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_bad_function_call() in FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_length_error(char const*) in
          FirebaseFirestore(FSTUserDataConverter.o)
          ...
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::reserve(unsigned long)", referenced from:
          firebase::firestore::model::FieldPath::FromServerFormatView(absl::lts_
          2019_08_08::string_view) in FirebaseFirestore(field_path.o)
          firebase::firestore::util::CreateAutoId() in
          FirebaseFirestore(autoid.o)
          firebase::firestore::util::ImmediateSuccessor(absl::lts_2019_08_08::st
          ring_view) in FirebaseFirestore(string_util.o)
      "_GULLoggerEnableSTDERR", referenced from:
          ___FIRLoggerInitializeASL_block_invoke in FirebaseCore(FIRLogger.o)
      "std::__1::bad_weak_ptr::~bad_weak_ptr()", referenced from:
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(FIRQuery.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(firestore.o)
          std::__1::__throw_bad_weak_ptr() in
          FirebaseFirestore(firestore_client.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(async_queue.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(datastore.o)
          std::__1::__throw_bad_weak_ptr() in FirebaseFirestore(stream.o)
          std::__1::__throw_bad_weak_ptr() in
          FirebaseFirestore(transaction_runner.o)
          ...
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::resize(unsigned long, char)", referenced
      from:
          std::__1::basic_stringbuf<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >::overflow(int) in
          FirebaseFirestore(filesystem_common.o)
          firebase::firestore::util::Path::MutableAppendSegment(char const*,
          unsigned long) in FirebaseFirestore(path.o)
      "vtable for __cxxabiv1::__class_type_info", referenced from:
          typeinfo for
          firebase::firestore::core::EventListener<firebase::firestore::api::Doc
          umentSnapshot> in FirebaseFirestore(FIRDocumentReference.o)
          typeinfo for std::__1::__function::__base<void
          (std::__1::shared_ptr<firebase::firestore::core::Transaction>,
          std::__1::function<void (firebase::firestore::util::Status)>)> in
          FirebaseFirestore(FIRFirestore.o)
          typeinfo for -[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::$_0 in
          FirebaseFirestore(FIRFirestore.o)
          typeinfo for std::__1::__function::__base<void
          (firebase::firestore::util::Status)> in
          FirebaseFirestore(FIRFirestore.o)
          typeinfo for -[FIRFirestore
          runTransactionWithBlock:dispatchQueue:completion:]::$_1 in
          FirebaseFirestore(FIRFirestore.o)
          typeinfo for
          firebase::firestore::core::EventListener<firebase::firestore::util::Em
          pty> in FirebaseFirestore(FIRFirestore.o)
          typeinfo for std::__1::__function::__base<void
          (firebase::firestore::util::StatusOr<firebase::firestore::util::Empty>
          )> in FirebaseFirestore(FIRFirestore.o)
          ...
      NOTE: a missing vtable usually means the first non-inline virtual member
      function has no definition.
      "_GULIsLoggableLevel", referenced from:
          _FIRIsLoggableLevel in FirebaseCore(FIRLogger.o)
      "std::__1::promise<void>::get_future()", referenced from:
          firebase::firestore::core::FirestoreClient::Terminate() in
          FirebaseFirestore(firestore_client.o)
          firebase::firestore::remote::GrpcCompletion::EnsureValidFuture() in
          FirebaseFirestore(grpc_completion.o)
      "std::terminate()", referenced from:
          ___clang_call_terminate in FirebaseFirestore(FIRDocumentReference.o)
          firebase::firestore::util::Throw(firebase::firestore::util::ExceptionT
          ype, char const*, char const*, int, std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception.o)
          firebase::firestore::util::ObjcThrowHandler(firebase::firestore::util:
          :ExceptionType, char const*, char const*, int,
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> > const&) in
          FirebaseFirestore(exception_apple.o)
      "std::__1::basic_string<char, std::__1::char_traits<char>,
      std::__1::allocator<char> >::__grow_by(unsigned long, unsigned long,
      unsigned long, unsigned long, unsigned long, unsigned long)", referenced
      from:
          std::__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >& std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char>
          >::__append_forward_unsafe<char const*>(char const*, char const*) in
          FirebaseFirestore(string_format.o)
          absl::lts_2019_08_08::strings_internal::ResizeUninitializedTraits<std:
          :__1::basic_string<char, std::__1::char_traits<char>,
          std::__1::allocator<char> >,
          void>::Resize(std::__1::basic_string<char,
          std::__1::char_traits<char>, std::__1::allocator<char> >*, unsigned
          long) in FirebaseFirestore(resource_path.o)
          firebase::firestore::nanopb::(anonymous
          namespace)::AppendToString(pb_ostream_s*, unsigned char const*,
          unsigned long) in FirebaseFirestore(writer.o)
      "typeinfo for std::exception", referenced from:
          typeinfo for std::__1::bad_function_call in
          FirebaseFirestore(FIRFirestore.o)
      "_OBJC_CLASS_$_GULSceneDelegateSwizzler", referenced from:
          objc-class-ref in FirebaseAuth(FIRAuth.o)
      "std::exception_ptr::~exception_ptr()", referenced from:
          void
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >
          >::set_value<std::__1::unique_ptr<firebase::firestore::api::ListenerRe
          gistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >
          >(std::__1::unique_ptr<firebase::firestore::api::ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> >&&) in FirebaseFirestore(document_reference.o)
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~__assoc_state() in FirebaseFirestore(document_reference.o)
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~__assoc_state() in FirebaseFirestore(document_reference.o)
          std::__1::promise<std::__1::unique_ptr<firebase::firestore::api::Liste
          nerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::~promise() in FirebaseFirestore(document_reference.o)
          std::__1::__assoc_state<std::__1::unique_ptr<firebase::firestore::api:
          :ListenerRegistration,
          std::__1::default_delete<firebase::firestore::api::ListenerRegistratio
          n> > >::move() in FirebaseFirestore(document_reference.o)
      "std::__1::thread::hardware_concurrency()", referenced from:
          firebase::firestore::local::LevelDbRemoteDocumentCache::LevelDbRemoteD
          ocumentCache(firebase::firestore::local::LevelDbPersistence*,
          firebase::firestore::local::LocalSerializer*) in
          FirebaseFirestore(leveldb_remote_document_cache.o)
    ld: symbol(s) not found for architecture arm64
    clang: error: linker command failed with exit code 1 (use -v to see
    invocation)
    Showing first 200 notices only
    Showing first 200 errors only

Encountered error while building for device.