INFO:2026-01-15T19:33:47Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   41dd36b8f8c4..c91ab61de793  main       -> origin/main
Switched to branch 'main'
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HEAD is now at c91ab61de793 [flang][acc] Disallow duplicate variables in use_device clause (#176217)
INFO:2026-01-15T19:33:50Z:root:syncing...
Deleted branch merge (was 41dd36b8f8c4).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2026-01-15T19:33:50Z:root:building
ninja: Entering directory `out/gn'
[1/5301] 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'
[2/5301] CXX obj/lldb/source/Expression/Expression.ExpressionTypeSystemHelper.o
[3/5301] CXX obj/lld/Common/Common.Utils.o
[4/5301] CXX obj/lld/Common/Common.Version.o
[5/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.Stoppoint.o
[6/5301] CXX obj/lld/Common/Common.TargetOptionsCommandFlags.o
[7/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.StoppointSite.o
[8/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.StoppointCallbackContext.o
[9/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.WatchpointResource.o
[10/5301] CXX obj/lld/Common/Common.Memory.o
[11/5301] CXX obj/lld/Common/Common.CommonLinkerContext.o
[12/5301] CXX obj/lld/Common/Common.Filesystem.o
[13/5301] CXX obj/lld/Common/Common.Timer.o
[14/5301] CXX obj/lld/Common/Common.Args.o
[15/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.StopPointSiteList.o
[16/5301] CXX obj/lld/Common/Common.Reproduce.o
[17/5301] CXX obj/lld/Common/Common.Strings.o
[18/5301] CXX obj/lld/Common/Common.DriverDispatcher.o
[19/5301] CXX obj/lldb/source/Core/Core.AddressResolver.o
[20/5301] CXX obj/lld/wasm/wasm.WriterUtils.o
[21/5301] CXX obj/lldb/source/Commands/Commands.CommandObjectDiagnostics.o
[22/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.BreakpointID.o
[23/5301] CXX obj/lld/Common/Common.DWARF.o
[24/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.WatchpointList.o
[25/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.BreakpointIDList.o
[26/5301] CXX obj/lldb/source/Expression/Expression.IRMemoryMap.o
[27/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.WatchpointAlgorithms.o
[28/5301] CXX obj/lldb/source/DataFormatters/DataFormatters.LanguageCategory.o
[29/5301] CXX obj/lldb/source/Expression/Expression.ObjectFileJIT.o
[30/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.WatchpointOptions.o
[31/5301] CXX obj/lld/Common/Common.ErrorHandler.o
[32/5301] CXX obj/lldb/source/Breakpoint/Breakpoint.Watchpoint.o
[33/5301] CXX obj/lldb/source/Expression/Expression.ExpressionVariable.o
[34/5301] CXX obj/lldb/source/DataFormatters/DataFormatters.FormattersHelpers.o
[35/5301] CXX obj/lldb/source/Commands/Commands.CommandObjectBreakpointCommand.o
[36/5301] CXX obj/lldb/source/DataFormatters/DataFormatters.FormatterSection.o
[37/5301] CXX obj/lldb/source/Commands/Commands.CommandObjectApropos.o
[38/5301] CXX obj/lldb/source/Expression/Expression.REPL.o
[39/5301] CXX obj/lldb/source/Expression/Expression.UtilityFunction.o
[40/5301] CXX obj/lldb/source/DataFormatters/DataFormatters.FormatManager.o
[41/5301] CXX obj/lldb/source/Expression/Expression.LLVMUserExpression.o
[42/5301] CXX obj/lldb/source/DataFormatters/DataFormatters.FormatterBytecode.o
[43/5301] CXX obj/lldb/source/Expression/Expression.FunctionCaller.o
[44/5301] CXX obj/lldb/source/Expression/Expression.Materializer.o
[45/5301] CXX obj/lldb/source/Commands/Commands.CommandCompletions.o
[46/5301] CXX obj/lldb/source/Commands/Commands.CommandObjectDisassemble.o
[47/5301] CXX obj/lldb/source/Expression/Expression.UserExpression.o
[48/5301] CXX obj/lldb/source/Expression/Expression.DWARFExpression.o
[49/5301] CXX obj/lld/wasm/wasm.OutputSegment.o
[50/5301] CXX obj/lldb/source/Commands/Commands.CommandObjectCommands.o
[51/5301] CXX obj/lldb/source/Commands/Commands.CommandObjectBreakpoint.o
[52/5301] CXX obj/lldb/source/Expression/Expression.IRInterpreter.o
[53/5301] CXX obj/lld/wasm/wasm.MarkLive.o
[54/5301] CXX obj/lld/wasm/wasm.MapFile.o
[55/5301] CXX obj/lld/wasm/wasm.InputChunks.o
[56/5301] CXX obj/lld/wasm/wasm.OutputSections.o
[57/5301] CXX obj/lld/wasm/wasm.LTO.o
[58/5301] CXX obj/lld/wasm/wasm.Relocations.o
[59/5301] CXX obj/lld/wasm/wasm.Symbols.o
[60/5301] CXX obj/lldb/source/Commands/Commands.CommandObjectDWIMPrint.o
[61/5301] CXX obj/lldb/source/Expression/Expression.IRExecutionUnit.o
[62/5301] CXX obj/lld/wasm/wasm.SymbolTable.o
[63/5301] CXX obj/lld/wasm/wasm.InputFiles.o
[64/5301] CXX obj/lld/wasm/wasm.SyntheticSections.o
[65/5301] CXX obj/lld/wasm/wasm.Driver.o
[66/5301] CXX obj/lld/wasm/wasm.Writer.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.