INFO:2026-03-04T06:22:57Z:root:pulling...
From github.com:llvm/llvm-project
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   027447c61724..cd01e6526af6  main       -> origin/main
Switched to branch 'main'
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HEAD is now at cd01e6526af6 [ELF] Add target-specific relocation scanning for LoongArch (#182236)
INFO:2026-03-04T06:23:00Z:root:syncing...
Deleted branch merge (was 027447c61724).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2026-03-04T06:23:00Z:root:building
ninja: Entering directory `out/gn'
[1/348] ACTION //bolt/tools/driver:perf2bolt(//llvm/utils/gn/build/toolchain:unix)
[2/348] ACTION //bolt/tools/driver:llvm-boltdiff(//llvm/utils/gn/build/toolchain:unix)
[3/348] ACTION //llvm/tools/llvm-ml:llvm-ml64(//llvm/utils/gn/build/toolchain:unix)
[4/348] LINK obj/clang/unittests/libclang/libclangTests
[5/348] LINK obj/clang/unittests/libclang/CrashTests/libclangCrashTests
[6/348] LINK ./bin/llvm-cxxmap
[7/348] ACTION //llvm/tools/llvm-objdump:llvm-otool(//llvm/utils/gn/build/toolchain:unix)
[8/348] LINK ./bin/llvm-cxxdump
[9/348] LINK ./bin/llvm-ar
[10/348] ACTION //llvm/tools/llvm-ar:llvm-dlltool(//llvm/utils/gn/build/toolchain:unix)
[11/348] LINK obj/clang/unittests/Tooling/Syntax/SyntaxTests
[12/348] LINK obj/clang/unittests/Sema/SemaTests
[13/348] LINK ./bin/c-index-test
[14/348] ACTION //llvm/tools/llvm-ar:llvm-lib(//llvm/utils/gn/build/toolchain:unix)
[15/348] LINK obj/clang/unittests/Rewrite/RewriteTests
[16/348] LINK obj/clang/unittests/Index/IndexTests
[17/348] ACTION //llvm/tools/llvm-ar:llvm-ranlib(//llvm/utils/gn/build/toolchain:unix)
[18/348] LINK ./bin/llvm-exegesis
[19/348] LINK obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests
[20/348] LINK obj/clang/unittests/Serialization/SerializationTests
[21/348] LINK ./bin/dsymutil
[22/348] LINK ./bin/llvm-dwarfutil
[23/348] LINK obj/clang-tools-extra/unittests/clang-tidy/ClangTidyTests
[24/348] LINK ./bin/llc
[25/348] LINK ./bin/dexp
[26/348] LINK obj/llvm/unittests/CGData/CodeGenDataTests
[27/348] LINK ./bin/llvm-dwp
[28/348] LINK ./bin/llvm-c-test
[29/348] LINK obj/clang/unittests/Frontend/FrontendTests
[30/348] LINK ./bin/llvm-rtdyld
[31/348] LINK ./bin/llvm-xray
[32/348] LINK obj/llvm/unittests/DebugInfo/GSYM/DebugInfoGSYMTests
[33/348] LINK obj/clang-tools-extra/clangd/unittests/ClangdTests
[34/348] LINK ./bin/llvm-opt-fuzzer
[35/348] LINK obj/clang/unittests/Interpreter/ExceptionTests/ClangReplInterpreterExceptionTests
[36/348] ACTION //llvm/utils/llvm-lit:llvm-lit(//llvm/utils/gn/build/toolchain:unix)
FAILED: bin/llvm-lit 
python3 ../../llvm/utils/gn/build/write_cmake_config.py -o bin/llvm-lit ../../llvm/utils/llvm-lit/llvm-lit.in LLVM_SOURCE_DIR=../../../llvm Python3_EXECUTABLE=/usr/bin/env\ python3 BUILD_MODE=. LLVM_LIT_CONFIG_MAP=\#\ Takes\ a\ path\ that\'s\ relative\ to\ __file__\ and\ makes\ it\ absolute.\\ndef\ path\(p\):\\n\ \ \ \ return\ os.path.abspath\(os.path.join\(__file__,\ \'..\',\ p\)\)\ if\ p\ else\ \'\'\\n\\nmap_config\(\\n\ \ \ \ path\(r\'../../../bolt/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/bolt/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../bolt/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/bolt/test/Unit/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang-tools-extra/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang-tools-extra/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang-tools-extra/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang-tools-extra/test/Unit/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang-tools-extra/clangd/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang-tools-extra/clangd/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang-tools-extra/clangd/unittests/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang-tools-extra/clangd/unittests/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../clang/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/clang/test/Unit/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lld/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lld/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lld/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lld/test/Unit/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lldb/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lldb/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lldb/test/API/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lldb/test/API/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lldb/test/Shell/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lldb/test/Shell/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../lldb/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/lldb/test/Unit/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../llvm/test/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/llvm/test/lit.site.cfg.py\'\)\)\\nmap_config\(\\n\ \ \ \ path\(r\'../../../llvm/test/Unit/lit.cfg.py\'\),\\n\ \ \ \ path\(r\'../gen/llvm/test/Unit/lit.site.cfg.py\'\)\)
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: 'LLVM_WINDOWS_PREFER_FORWARD_SLASH'
[37/348] LINK ./bin/lldb-test
[38/348] LINK obj/clang/unittests/Tooling/ToolingTests
[39/348] LINK ./bin/clangd
[40/348] LINK obj/clang/unittests/Interpreter/ClangReplInterpreterTests
[41/348] LINK obj/llvm/unittests/ExecutionEngine/JITLink/JITLinkTests
[42/348] LINK ./bin/clang
[43/348] LINK obj/llvm/unittests/MC/MCTests
[44/348] LINK ./bin/llvm-reduce
[45/348] LINK ./bin/clangd-indexer
[46/348] LINK obj/clang/unittests/Driver/ClangDriverTests
[47/348] LINK obj/llvm/unittests/CodeGen/GlobalISel/GlobalISelTests
[48/348] LINK ./bin/llvm-split
[49/348] LINK obj/llvm/unittests/Target/RISCV/RISCVTests
[50/348] LINK obj/llvm/unittests/tools/llvm-exegesis/RISCV/LLVMExegesisRISCVTests
[51/348] LINK obj/llvm/unittests/Passes/PassBuilderBindings/PassesBindingsTests
[52/348] SOLINK ./lib/libLTO.so
[53/348] LINK ./bin/lldb-dap
[54/348] LINK obj/llvm/unittests/DebugInfo/LogicalView/DebugInfoLogicalViewTests
[55/348] LINK obj/llvm/unittests/DebugInfo/DWARF/DebugInfoDWARFTests
[56/348] LINK ./bin/opt
[57/348] LINK obj/llvm/unittests/MIR/MIRTests
[58/348] LINK obj/llvm/unittests/CodeGen/CodeGenTests
[59/348] LINK obj/llvm/unittests/Target/TargetMachineCTests
[60/348] LINK obj/llvm/unittests/MI/MITests
[61/348] CXX obj/lld/ELF/Arch/ELF.MSP430.o
[62/348] CXX obj/lld/ELF/ELF.EhFrame.o
[63/348] CXX obj/lld/ELF/Arch/ELF.AMDGPU.o
[64/348] CXX obj/lld/ELF/Arch/ELF.AVR.o
[65/348] CXX obj/lld/ELF/Arch/ELF.MipsArchTree.o
[66/348] CXX obj/lld/ELF/ELF.CallGraphSort.o
[67/348] CXX obj/lld/ELF/ELF.Target.o
[68/348] CXX obj/lld/ELF/Arch/ELF.SPARCV9.o
[69/348] CXX obj/lld/ELF/ELF.DWARF.o
[70/348] CXX obj/lld/ELF/ELF.Symbols.o
[71/348] CXX obj/lld/ELF/Arch/ELF.SystemZ.o
[72/348] CXX obj/lld/ELF/ELF.AArch64ErrataFix.o
[73/348] CXX obj/lld/ELF/ELF.ARMErrataFix.o
[74/348] CXX obj/lld/ELF/Arch/ELF.PPC.o
[75/348] CXX obj/lld/ELF/Arch/ELF.X86.o
[76/348] CXX obj/lld/ELF/Arch/ELF.Hexagon.o
[77/348] CXX obj/lld/ELF/Arch/ELF.AArch64.o
[78/348] CXX obj/lld/ELF/ELF.MapFile.o
[79/348] CXX obj/lld/ELF/ELF.ScriptParser.o
[80/348] CXX obj/lld/ELF/Arch/ELF.ARM.o
[81/348] CXX obj/lld/ELF/Arch/ELF.PPC64.o
[82/348] CXX obj/lld/ELF/Arch/ELF.LoongArch.o
[83/348] CXX obj/lld/ELF/ELF.Thunks.o
[84/348] CXX obj/lld/ELF/Arch/ELF.X86_64.o
[85/348] CXX obj/lld/ELF/Arch/ELF.Mips.o
[86/348] CXX obj/lld/ELF/ELF.LinkerScript.o
[87/348] CXX obj/lld/ELF/ELF.OutputSections.o
[88/348] CXX obj/lld/ELF/ELF.ICF.o
[89/348] CXX obj/lld/ELF/Arch/ELF.RISCV.o
[90/348] CXX obj/lld/ELF/ELF.MarkLive.o
[91/348] CXX obj/lld/ELF/ELF.InputSection.o
[92/348] CXX obj/lld/ELF/ELF.BPSectionOrderer.o
[93/348] CXX obj/lld/ELF/ELF.Relocations.o
[94/348] CXX obj/lld/ELF/ELF.Writer.o
[95/348] CXX obj/lld/ELF/ELF.InputFiles.o
[96/348] CXX obj/lld/ELF/ELF.SyntheticSections.o
[97/348] CXX obj/lld/ELF/ELF.Driver.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.