INFO:2026-01-15T12:37:41Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   86b141219596..6977e6812c3e  main       -> origin/main
Switched to branch 'main'
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HEAD is now at 6977e6812c3e [lldb-dap] Move targetId and debuggerId into a session property (#175930)
INFO:2026-01-15T12:37:44Z:root:syncing...
Deleted branch merge (was 86b141219596).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2026-01-15T12:37:44Z:root:building
ninja: Entering directory `out/gn'
[1/584] AR lib/libLLVMX86CodeGen.a
[2/584] 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_ASSERTION_SEMANTIC_DEFAULT=_LIBCPP_ASSERTION_SEMANTIC_HARDENING_DEPENDENT _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_LIBC_PICOLIBC= _LIBCPP_LIBC_NEWLIB= _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 75, in main
    if values[var] == "0":
       ~~~~~~^^^^^
KeyError: '_LIBCPP_LIBC_LLVM_LIBC'
[3/584] ACTION //llvm/tools/llvm-objdump:llvm-otool(//llvm/utils/gn/build/toolchain:unix)
[4/584] LINK ./bin/llvm-bolt-heatmap
[5/584] LINK obj/bolt/unittests/Passes/PassTests
[6/584] LINK ./bin/llvm-exegesis
[7/584] LINK ./bin/llvm-ir2vec
[8/584] CXX obj/lldb/tools/lldb-dap/Protocol/lib.ProtocolEvents.o
[9/584] CXX obj/lldb/tools/lldb-dap/lib.Variables.o
[10/584] CXX obj/lldb/tools/lldb-dap/lib.RunInTerminal.o
[11/584] CXX obj/lldb/tools/lldb-dap/lib.FifoFiles.o
[12/584] CXX obj/lldb/tools/lldb-dap/lib.ProgressEvent.o
[13/584] CXX obj/lldb/tools/lldb-dap/lib.LLDBUtils.o
[14/584] CXX obj/lldb/tools/lldb-dap/lib.ProtocolUtils.o
[15/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.TestGetTargetBreakpointsRequestHandler.o
[16/584] CXX obj/lldb/tools/lldb-dap/lib.InstructionBreakpoint.o
[17/584] CXX obj/lldb/tools/lldb-dap/lib.ExceptionBreakpoint.o
[18/584] CXX obj/lldb/tools/lldb-dap/lib.FunctionBreakpoint.o
[19/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.WriteMemoryRequestHandler.o
[20/584] CXX obj/lldb/tools/lldb-dap/lib.Watchpoint.o
[21/584] CXX obj/lldb/tools/lldb-dap/lib.OutputRedirector.o
[22/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.BreakpointLocationsHandler.o
[23/584] CXX obj/lldb/tools/lldb-dap/lib.Breakpoint.o
[24/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.ThreadsRequestHandler.o
[25/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.ScopesRequestHandler.o
[26/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.StepInTargetsRequestHandler.o
[27/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.PauseRequestHandler.o
[28/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.CancelRequestHandler.o
[29/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.DisconnectRequestHandler.o
[30/584] CXX obj/lldb/tools/lldb-dap/lib.SourceBreakpoint.o
[31/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.StepOutRequestHandler.o
[32/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.ContinueRequestHandler.o
[33/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.NextRequestHandler.o
[34/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.ExceptionInfoRequestHandler.o
[35/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.SetDataBreakpointsRequestHandler.o
[36/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.SetBreakpointsRequestHandler.o
[37/584] CXX obj/lldb/tools/lldb-dap/lib.DAPSessionManager.o
[38/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.SetVariableRequestHandler.o
[39/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.ConfigurationDoneRequestHandler.o
[40/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.CompileUnitsRequestHandler.o
[41/584] CXX obj/lldb/tools/lldb-dap/lib.CommandPlugins.o
[42/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.ReadMemoryRequestHandler.o
[43/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.CompletionsHandler.o
[44/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.ModulesRequestHandler.o
[45/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.InitializeRequestHandler.o
[46/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.ModuleSymbolsRequestHandler.o
[47/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.VariablesRequestHandler.o
[48/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.SetFunctionBreakpointsRequestHandler.o
[49/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.StepInRequestHandler.o
[50/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.SourceRequestHandler.o
[51/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.DataBreakpointInfoRequestHandler.o
[52/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.SetExceptionBreakpointsRequestHandler.o
[53/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.LocationsRequestHandler.o
[54/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.SetInstructionBreakpointsRequestHandler.o
[55/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.EvaluateRequestHandler.o
[56/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.StackTraceRequestHandler.o
[57/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.AttachRequestHandler.o
[58/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.RestartRequestHandler.o
[59/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.LaunchRequestHandler.o
[60/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.DisassembleRequestHandler.o
[61/584] CXX obj/lldb/tools/lldb-dap/lib.EventHelper.o
[62/584] CXX obj/lldb/tools/lldb-dap/Protocol/lib.ProtocolRequests.o
[63/584] CXX obj/lldb/tools/lldb-dap/Handler/lib.RequestHandler.o
[64/584] CXX obj/lldb/tools/lldb-dap/Protocol/lib.ProtocolTypes.o
[65/584] CXX obj/lldb/tools/lldb-dap/lib.JSONUtils.o
[66/584] CXX obj/lldb/tools/lldb-dap/tool/lldb-dap.lldb-dap.o
[67/584] CXX obj/lldb/tools/lldb-dap/lib.DAP.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.