INFO:2026-03-04T09:20:06Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   c9355cc121df..8fcb60aa47e7  main       -> origin/main
Switched to branch 'main'
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HEAD is now at 8fcb60aa47e7 [libc++][NFC] Introduce __data() to std::string to replace std::__to_address(__get_pointer()) (#178212)
INFO:2026-03-04T09:20:09Z:root:syncing...
Deleted branch merge (was c9355cc121df).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2026-03-04T09:20:09Z:root:building
ninja: Entering directory `out/gn'
[1/437] COPY ../../libcxx/include/string include/c++/v1/string
[2/437] AR lib/libLLVMWebAssemblyDesc.a
[3/437] 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'
[4/437] LINK ./bin/llvm-mca
[5/437] LINK ./bin/llvm-nm
[6/437] LINK ./bin/llvm-ml
[7/437] LINK obj/clang/unittests/DependencyScanning/ClangDependencyScanningTests
[8/437] LINK ./bin/llvm-libtool-darwin
[9/437] LINK ./bin/llvm-mc
[10/437] LINK ./bin/llvm-lipo
[11/437] LINK obj/clang/unittests/Analysis/ClangAnalysisTests
[12/437] LINK obj/bolt/unittests/Core/CoreTests
[13/437] LINK obj/bolt/unittests/Passes/PassTests
[14/437] LINK ./bin/clang-reorder-fields
[15/437] LINK ./bin/find-all-symbols
[16/437] LINK ./bin/clang-include-fixer
[17/437] LINK ./bin/modularize
[18/437] LINK ./bin/llvm-bolt
[19/437] LINK ./bin/clang-doc
[20/437] LINK ./bin/llvm-bolt-heatmap
[21/437] LINK ./bin/llvm-jitlink
[22/437] LINK ./bin/clang-refactor
[23/437] LINK ./bin/pp-trace
[24/437] LINK obj/clang-tools-extra/unittests/clang-query/ClangQueryTests
[25/437] LINK obj/clang-tools-extra/unittests/clang-include-fixer/ClangIncludeFixerTests
[26/437] LINK ./bin/clang-move
[27/437] LINK ./bin/clang-scan-deps
[28/437] LINK ./bin/dexp
[29/437] LINK obj/clang/unittests/ASTMatchers/ASTMatchersTests
[30/437] LINK ./bin/clang-diff
[31/437] LINK obj/clang/unittests/Index/IndexTests
[32/437] LINK obj/clang-tools-extra/unittests/clang-change-namespace/ClangChangeNamespaceTests
[33/437] LINK obj/clang/unittests/CrossTU/CrossTUTests
[34/437] LINK obj/clang/unittests/Sema/SemaTests
[35/437] LINK ./bin/clang-change-namespace
[36/437] LINK obj/clang-tools-extra/unittests/clang-include-fixer/find-all-symbols/FindAllSymbolsTests
[37/437] LINK obj/clang/unittests/AST/ByteCode/InterpTests
[38/437] LINK ./bin/clang-query
[39/437] LINK obj/clang-tools-extra/unittests/clang-move/ClangMoveTests
[40/437] LINK ./bin/clang-extdef-mapping
[41/437] LINK ./bin/llvm-isel-fuzzer
[42/437] LINK ./bin/clang-sycl-linker
[43/437] LINK obj/clang/unittests/AST/ASTTests
[44/437] LINK ./bin/llvm-ir2vec
[45/437] LINK ./bin/llvm-lto2
[46/437] LINK ./bin/clang-nvlink-wrapper
[47/437] LINK ./bin/llvm-lto
[48/437] LINK obj/clang/unittests/ASTMatchers/Dynamic/DynamicASTMatchersTests
[49/437] LINK ./bin/clang-installapi
[50/437] LINK ./bin/clang-linker-wrapper
[51/437] LINK obj/clang-tools-extra/unittests/clang-tidy/ClangTidyTests
[52/437] LINK obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests
[53/437] LINK ./bin/clang-check
[54/437] LINK obj/clang-tools-extra/unittests/clang-doc/ClangDocTests
[55/437] LINK obj/clang/unittests/Analysis/Scalable/ClangScalableAnalysisTests
[56/437] LINK ./bin/llvm-gsymutil
[57/437] LINK obj/clang/unittests/Analysis/FlowSensitive/ClangAnalysisFlowSensitiveTests
[58/437] LINK ./bin/clangd
[59/437] LINK obj/clang/unittests/Frontend/FrontendTests
[60/437] LINK ./bin/clang-tidy
[61/437] LINK ./bin/clangd-indexer
[62/437] LINK obj/clang-tools-extra/clangd/unittests/ClangdTests
[63/437] LINK obj/clang/unittests/Interpreter/ExceptionTests/ClangReplInterpreterExceptionTests
[64/437] SOLINK ./lib/libclang.so
[65/437] LINK obj/clang/unittests/Driver/ClangDriverTests
[66/437] LINK obj/clang/unittests/Interpreter/ClangReplInterpreterTests
[67/437] LINK ./bin/clang-repl
[68/437] LINK ./bin/lldb
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.