INFO:2026-06-01T23:55:25Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   f7fd7a17361c..015d0479b94c  main       -> origin/main
Switched to branch 'main'
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HEAD is now at 015d0479b94c [LLVM] Add flags to crash the opt/codegen pipeline (#200967)
INFO:2026-06-01T23:55:29Z:root:syncing...
Deleted branch merge (was 30028128ddb6).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
[merge aa4135862f62] [gn build] Port
 1 file changed, 2 insertions(+), 5 deletions(-)
[gn build] Port  -- https://github.com/llvm/llvm-project/commit/
INFO:2026-06-01T23:55:45Z:root:building
ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/2447] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/2447] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/2447] AR lib/libclangOptions.a
[4/2447] ACTION //llvm/lib/Transforms/IPO:write_instrumentor_variables(//llvm/utils/gn/build/toolchain:unix)
FAILED: gen/llvm/include/llvm/Transforms/IPO/InstrumentorVariables.inc 
python3 ../../llvm/utils/gn/build/write_cmake_config.py -o gen/llvm/include/llvm/Transforms/IPO/InstrumentorVariables.inc ../../llvm/include/llvm/Transforms/IPO/InstrumentorVariables.inc.in LLVM_INSTRUMENTOR_RUNTIME_HELPER=@file:/usr/local/google/home/thakis/src/llvm-project/out/gn
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 126, 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 58, in main
    with open(file_path) as f:
         ~~~~^^^^^^^^^^^
IsADirectoryError: [Errno 21] Is a directory: '/usr/local/google/home/thakis/src/llvm-project/out/gn'
[5/2447] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[6/2447] CXX obj/llvm/lib/Transforms/Utils/Utils.TriggerCrashPass.o
[7/2447] CXX obj/llvm/lib/CodeGen/CodeGen.TargetPassConfig.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.