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From github.com:llvm/llvm-project
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   21502bddb37a..55f634cc7f34  main       -> origin/main
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HEAD is now at 55f634cc7f34 [libcxx][Github] Attempt to Fix libcxx Container Push
INFO:2025-11-15T00:22:07Z:root:syncing...
Deleted branch merge (was 21502bddb37a).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2025-11-15T00:22:08Z:root:building
ninja: Entering directory `out/gn'
[1/4552] ACTION //libcxx/include:write_config_site(//llvm/utils/gn/build/toolchain:unix)
FAILED: include/c++/v1/__config_site 
python3 ../../llvm/utils/gn/build/write_cmake_config.py -o include/c++/v1/__config_site ../../libcxx/include/__config_site.in _LIBCPP_ABI_FORCE_ITANIUM= _LIBCPP_ABI_FORCE_MICROSOFT= _LIBCPP_ABI_VERSION=1 _LIBCPP_EXTRA_SITE_DEFINES= _LIBCPP_HAS_FILESYSTEM=1 _LIBCPP_HAS_THREADS=1 _LIBCPP_HAS_MONOTONIC_CLOCK=1 _LIBCPP_HAS_MUSL_LIBC= _LIBCPP_HAS_THREAD_API_PTHREAD= _LIBCPP_HAS_THREAD_API_EXTERNAL= _LIBCPP_HAS_THREAD_API_WIN32= _LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS= _LIBCPP_HAS_VENDOR_AVAILABILITY_ANNOTATIONS= _LIBCPP_NO_VCRUNTIME= _LIBCPP_TYPEINFO_COMPARISON_IMPLEMENTATION= _LIBCPP_HAS_RANDOM_DEVICE=1 _LIBCPP_HAS_LOCALIZATION=1 _LIBCPP_HAS_UNICODE=1 _LIBCPP_HAS_WIDE_CHARACTERS=1 _LIBCPP_HAS_TERMINAL=1 _LIBCPP_INSTRUMENTED_WITH_ASAN= _LIBCPP_ABI_DEFINES= _LIBCPP_HARDENING_MODE_DEFAULT=_LIBCPP_HARDENING_MODE_NONE _LIBCPP_PSTL_BACKEND_LIBDISPATCH= _LIBCPP_PSTL_BACKEND_SERIAL= _LIBCPP_PSTL_BACKEND_STD_THREAD=1 _LIBCPP_ABI_NAMESPACE=__1 _LIBCPP_HAS_TIME_ZONE_DATABASE=1
Traceback (most recent call last):
  File "/usr/local/google/home/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 122, in <module>
    sys.exit(main())
             ~~~~^^
  File "/usr/local/google/home/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 72, in main
    in_line = var_re.sub(repl, in_line)
  File "/usr/local/google/home/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 70, in repl
    return values[key]
           ~~~~~~^^^^^
KeyError: '_LIBCPP_ASSERTION_SEMANTIC_DEFAULT'
[2/4552] AR lib/libLLVMCore.a
[3/4552] CXX obj/llvm/lib/Transforms/ObjCARC/ObjCARC.ObjCARCExpand.o
[4/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.FatLTOCleanup.o
[5/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.InferFunctionAttrs.o
[6/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.CrossDSOCFI.o
[7/4552] CXX obj/llvm/lib/Transforms/Scalar/Scalar.AnnotationRemarks.o
[8/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.LoopExtractor.o
[9/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.BlockExtractor.o
[10/4552] CXX obj/llvm/lib/Transforms/Coroutines/Coroutines.SuspendCrossingInfo.o
[11/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.CalledValuePropagation.o
[12/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.ElimAvailExtern.o
[13/4552] CXX obj/llvm/lib/Transforms/ObjCARC/ObjCARC.ObjCARCContract.o
[14/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineAtomicRMW.o
[15/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.ExpandVariadics.o
[16/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.StripSymbols.o
[17/4552] CXX obj/llvm/lib/Transforms/Scalar/Scalar.AlignmentFromAssumptions.o
[18/4552] CXX obj/llvm/lib/Transforms/Coroutines/Coroutines.MaterializationUtils.o
[19/4552] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.BoundsChecking.o
[20/4552] CXX obj/llvm/lib/Transforms/Coroutines/Coroutines.Coroutines.o
[21/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.GlobalDCE.o
[22/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.DeadArgumentElimination.o
[23/4552] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.CGProfile.o
[24/4552] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.AllocToken.o
[25/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.ModuleInliner.o
[26/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineNegator.o
[27/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.SCCP.o
[28/4552] CXX obj/llvm/lib/Transforms/Coroutines/Coroutines.SpillUtils.o
[29/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.MergeFunctions.o
[30/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.HotColdSplitting.o
[31/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombinePHI.o
[32/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.FunctionSpecialization.o
[33/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineShifts.o
[34/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.SampleProfileProbe.o
[35/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineSimplifyDemanded.o
[36/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineLoadStoreAlloca.o
[37/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.Inliner.o
[38/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineMulDivRem.o
[39/4552] CXX obj/llvm/lib/Transforms/Scalar/Scalar.ADCE.o
[40/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.ThinLTOBitcodeWriter.o
[41/4552] CXX obj/llvm/lib/Transforms/ObjCARC/ObjCARC.ObjCARCOpts.o
[42/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineVectorOps.o
[43/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineCasts.o
[44/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineAddSub.o
[45/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.SampleProfileMatcher.o
[46/4552] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.GCOVProfiling.o
[47/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.PartialInlining.o
[48/4552] CXX obj/llvm/lib/Transforms/Coroutines/Coroutines.CoroSplit.o
[49/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.GlobalOpt.o
[50/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineAndOrXor.o
[51/4552] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.AddressSanitizer.o
[52/4552] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.DataFlowSanitizer.o
[53/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineSelect.o
[54/4552] CXX obj/llvm/lib/Transforms/Instrumentation/Instrumentation.ControlHeightReduction.o
[55/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineCalls.o
[56/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.FunctionAttrs.o
[57/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.IROutliner.o
[58/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstCombineCompares.o
[59/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.LowerTypeTests.o
[60/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.WholeProgramDevirt.o
[61/4552] CXX obj/llvm/lib/Transforms/InstCombine/InstCombine.InstructionCombining.o
[62/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.SampleProfile.o
[63/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.Attributor.o
[64/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.OpenMPOpt.o
[65/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.AttributorAttributes.o
[66/4552] CXX obj/llvm/lib/Transforms/IPO/IPO.MemProfContextDisambiguation.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.