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F# Interactive for F# 3.1 (Open Source Edition)
Freely distributed under the Apache 2.0 Open Source License
For help type #help;;
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[BuildingCard {color = Blue;
number = 1;}; BuildingCard {color = Red;
number = 1;};
BuildingCard {color = Yellow;
number = 1;}; BuildingCard {color = Blue;
number = 2;};
BuildingCard {color = Red;
number = 2;}; BuildingCard {color = Yellow;
number = 2;};
BuildingCard {color = Blue;
number = 3;}; BuildingCard {color = Red;
number = 3;};
BuildingCard {color = Yellow;
number = 3;}]
* Assertion at mini-exceptions.c:540, condition `class' not met
Stacktrace:
at <unknown> <0xffffffff>
at (wrapper managed-to-native) System.Diagnostics.StackTrace.get_trace (System.Exception,int,bool) <0xffffffff>
at System.Diagnostics.StackTrace..ctor (System.Exception,int,bool,bool) <0x00045>
at System.Exception.get_StackTrace () <0x00181>
at System.Exception.ToString () <0x0010b>
at Microsoft.FSharp.Compiler.Interactive.Shell/clo@883-37.Invoke (Microsoft.FSharp.Core.FSharpFunc`2<Microsoft.FSharp.Core.Unit, Microsoft.FSharp.Core.FSharpOption`1<System.Exception>>) <0x000a9>
at Microsoft.FSharp.Primitives.Basics.List.iter<T> (Microsoft.FSharp.Core.FSharpFunc`2<T, Microsoft.FSharp.Core.Unit>,Microsoft.FSharp.Collections.FSharpList`1<T>) <0x00038>
at Microsoft.FSharp.Collections.ListModule.Iterate<T> (Microsoft.FSharp.Core.FSharpFunc`2<T, Microsoft.FSharp.Core.Unit>,Microsoft.FSharp.Collections.FSharpList`1<T>) <0x00027>
at Microsoft.FSharp.Compiler.Interactive.Shell.arg10@882 (Microsoft.FSharp.Compiler.Interactive.Shell/FsiDynamicCompiler,Microsoft.FSharp.Collections.FSharpList`1<Microsoft.FSharp.Core.FSharpFunc`2<Microsoft.FSharp.Core.Unit, Microsoft.FSharp.Core.FSharpOption`1<System.Exception>>>,Microsoft.FSharp.Core.Unit) <0x00057>
at Microsoft.FSharp.Compiler.Interactive.Shell/FsiDynamicCompiler.ProcessInputs (Microsoft.FSharp.Compiler.Interactive.Shell/FsiDynamicCompilerState,Microsoft.FSharp.Collections.FSharpList`1<Microsoft.FSharp.Compiler.Ast/ParsedInput>,bool,bool,bool,Microsoft.FSharp.Collections.FSharpList`1<Microsoft.FSharp.Compiler.Ast/Ident>) <0x006e7>
at Microsoft.FSharp.Compiler.Interactive.Shell/FsiDynamicCompiler.EvalParsedDefinitions (Microsoft.FSharp.Compiler.Interactive.Shell/FsiDynamicCompilerState,bool,bool,Microsoft.FSharp.Collections.FSharpList`1<Microsoft.FSharp.Compiler.Ast/SynModuleDecl>) <0x001d7>
at Microsoft.FSharp.Compiler.Interactive.Shell/clo@1590-45.Invoke (Microsoft.FSharp.Compiler.Interactive.Shell/FsiDynamicCompilerState) <0x0136f>
at Microsoft.FSharp.Compiler.Interactive.Shell/FsiInteractionProcessor.InteractiveCatch<a> (Microsoft.FSharp.Core.FSharpFunc`2<a, System.Tuple`2<a, Microsoft.FSharp.Compiler.Interactive.Shell/FsiInteractionStepStatus>>,a) <0x00039>
at Microsoft.FSharp.Compiler.Interactive.Shell/FsiInteractionProcessor.ExecInteraction (bool,Microsoft.FSharp.Compiler.Build/TcConfig,Microsoft.FSharp.Compiler.Interactive.Shell/FsiDynamicCompilerState,Microsoft.FSharp.Compiler.Ast/ParsedFsiInteraction) <0x00067>
at Microsoft.FSharp.Compiler.Interactive.Shell/FsiInteractionProcessor.ExecInteractions (bool,Microsoft.FSharp.Compiler.Build/TcConfig,Microsoft.FSharp.Compiler.Interactive.Shell/FsiDynamicCompilerState,Microsoft.FSharp.Core.FSharpOption`1<Microsoft.FSharp.Compiler.Ast/ParsedFsiInteraction>) <0x005f3>
at Microsoft.FSharp.Compiler.Interactive.Shell/FsiInteractionProcessor.MainThreadProcessParsedInteraction (bool,Microsoft.FSharp.Core.FSharpOption`1<Microsoft.FSharp.Compiler.Ast/ParsedFsiInteraction>,Microsoft.FSharp.Compiler.Interactive.Shell/FsiDynamicCompilerState) <0x00133>
at Microsoft.FSharp.Compiler.Interactive.Shell/res@1782.Invoke (Microsoft.FSharp.Compiler.Interactive.Shell/FsiDynamicCompilerState) <0x00033>
at Microsoft.FSharp.Compiler.Interactive.Shell/runCodeOnMainThread@2021-2.Invoke (Microsoft.FSharp.Core.Unit) <0x0003b>
at <StartupCode$FSharp-Compiler-Interactive-Settings>.$Fsiaux/Microsoft-FSharp-Compiler-Interactive-IEventLoop-Invoke@47.Invoke (Microsoft.FSharp.Core.Unit) <0x0001a>
at <StartupCode$FSharp-Compiler-Interactive-Settings>.$Fsiaux/run@38-4.Invoke (Microsoft.FSharp.Core.FSharpFunc`2<Microsoft.FSharp.Core.Unit, object>) <0x00039>
at Microsoft.FSharp.Primitives.Basics.List.iter<T> (Microsoft.FSharp.Core.FSharpFunc`2<T, Microsoft.FSharp.Core.Unit>,Microsoft.FSharp.Collections.FSharpList`1<T>) <0x00038>
at Microsoft.FSharp.Collections.ListModule.Iterate<T> (Microsoft.FSharp.Core.FSharpFunc`2<T, Microsoft.FSharp.Core.Unit>,Microsoft.FSharp.Collections.FSharpList`1<T>) <0x00027>
at <StartupCode$FSharp-Compiler-Interactive-Settings>.$Fsiaux.run@35 (Microsoft.FSharp.Compiler.Interactive.SimpleEventLoop,Microsoft.FSharp.Core.Unit) <0x000cb>
at Microsoft.FSharp.Compiler.Interactive.SimpleEventLoop.Microsoft-FSharp-Compiler-Interactive-IEventLoop-Run () <0x0001f>
at Microsoft.FSharp.Compiler.Interactive.Shell.runLoop@2066 (Microsoft.FSharp.Compiler.Interactive.Shell/FsiConsoleOutput,Microsoft.FSharp.Core.Unit) <0x00205>
at Microsoft.FSharp.Compiler.Interactive.Shell.DriveFsiEventLoop (Microsoft.FSharp.Compiler.Interactive.Shell/FsiConsoleOutput) <0x0001b>
at Microsoft.FSharp.Compiler.Interactive.Shell/FsiEvaluationSession.Run () <0x00bd7>
at Microsoft.FSharp.Compiler.Interactive.Shell.evaluateSession@2382 (string[],Microsoft.FSharp.Core.Unit) <0x0009b>
at Microsoft.FSharp.Compiler.Interactive.Shell.MainMain (string[]) <0x00127>
at Microsoft.FSharp.Compiler.Interactive.Main.FsiMain (string[]) <0x00013>
at (wrapper runtime-invoke) <Module>.runtime_invoke_int_object (object,intptr,intptr,intptr) <0xffffffff>
Native stacktrace:
0 mono 0x00153956 mono_handle_native_sigsegv + 342
1 mono 0x001a3fa1 sigabrt_signal_handler + 129
2 libsystem_platform.dylib 0x97a0803b _sigtramp + 43
3 ??? 0xffffffff 0x0 + 4294967295
4 libsystem_c.dylib 0x91f3deee abort + 156
5 mono 0x002f38e1 monoeg_log_default_handler + 129
6 mono 0x002f39db monoeg_assertion_message + 107
7 mono 0x00154716 get_generic_context_from_stack_frame + 198
8 mono 0x00150488 get_method_from_stack_frame + 72
9 mono 0x001507b9 ves_icall_get_trace + 281
10 ??? 0x051f2658 0x0 + 85927512
11 mscorlib.dll.dylib 0x018e0026 System_Diagnostics_StackTrace__ctor_System_Exception_int_bool_bool + 70
12 mscorlib.dll.dylib 0x01a9a6b2 System_Exception_get_StackTrace + 386
13 mscorlib.dll.dylib 0x01a9ab2c System_Exception_ToString + 268
14 ??? 0x04b0b2da 0x0 + 78688986
15 ??? 0x032d2c59 0x0 + 53292121
16 ??? 0x032d2c10 0x0 + 53292048
17 ??? 0x04b0b220 0x0 + 78688800
18 ??? 0x04889ef0 0x0 + 76062448
19 ??? 0x048878e0 0x0 + 76052704
20 ??? 0x04c23b68 0x0 + 79838056
21 ??? 0x04887512 0x0 + 76051730
22 ??? 0x04c22750 0x0 + 79832912
23 ??? 0x04c2244c 0x0 + 79832140
24 ??? 0x04c21a8c 0x0 + 79829644
25 ??? 0x04c21944 0x0 + 79829316
26 ??? 0x04c2190c 0x0 + 79829260
27 ??? 0x04c218cb 0x0 + 79829195
28 ??? 0x04c217ca 0x0 + 79828938
29 ??? 0x032d2c59 0x0 + 53292121
30 ??? 0x032d2c10 0x0 + 53292048
31 ??? 0x04b97c64 0x0 + 79264868
32 ??? 0x04b97b80 0x0 + 79264640
33 ??? 0x04b97766 0x0 + 79263590
34 ??? 0x04b9754c 0x0 + 79263052
35 ??? 0x048870c8 0x0 + 76050632
36 ??? 0x00570764 0x0 + 5703524
37 ??? 0x00570078 0x0 + 5701752
38 ??? 0x0056fe24 0x0 + 5701156
39 ??? 0x0056feff 0x0 + 5701375
40 mono 0x000a2c5f mono_jit_runtime_invoke + 751
41 mono 0x0026525f mono_runtime_invoke + 127
42 mono 0x0026b2e1 mono_runtime_exec_main + 401
43 mono 0x0026b084 mono_runtime_run_main + 660
44 mono 0x0011d67d mono_jit_exec + 93
45 mono 0x0011f950 mono_main + 7904
46 mono 0x00094fd0 main + 768
47 mono 0x00094cc5 start + 53
Debug info from gdb:
(lldb) command source -s 1 '/tmp/mono-gdb-commands.cgXxfL'
warning: (i386) /Library/Frameworks/Mono.framework/Versions/4.0.2/lib/mono/4.5/mscorlib.dll.dylib empty dSYM file detected, dSYM was created with an executable with no debug info.
=================================================================
Got a SIGABRT while executing native code. This usually indicates
a fatal error in the mono runtime or one of the native libraries
used by your application.
=================================================================
Process 85032 detached
(lldb)
Session termination detected. Press Enter to restart.
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