ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/2435] AR lib/libLLVMVectorize.a
[2/2435] AR lib/libLLVMCodeGen.a
[3/2435] AR lib/libLLVMGlobalISel.a
[4/2435] AR lib/libLLVMSelectionDAG.a
[5/2435] 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'
[6/2435] AR lib/libLLVMLanaiCodeGen.a
[7/2435] AR lib/libLLVMAVRCodeGen.a
[8/2435] AR lib/libLLVMLoongArchCodeGen.a
[9/2435] AR lib/libLLVMBPFCodeGen.a
[10/2435] AR lib/libLLVMSystemZCodeGen.a
[11/2435] AR lib/libLLVMPowerPCCodeGen.a
[12/2435] AR lib/libLLVMSparcCodeGen.a
[13/2435] AR lib/libLLVMMipsCodeGen.a
[14/2435] AR lib/libLLVMWebAssemblyCodeGen.a
[15/2435] AR lib/libLLVMX86CodeGen.a
[16/2435] LINK obj/llvm/unittests/SandboxIR/SandboxIRTests
[17/2435] LINK obj/llvm/unittests/FuzzMutate/FuzzMutateTests
[18/2435] LINK obj/llvm/unittests/DWARFLinkerParallel/DWARFLinkerParallelTests
[19/2435] LINK obj/llvm/unittests/Transforms/Vectorize/VectorizeTests
[20/2435] LINK obj/llvm/unittests/Transforms/Vectorize/SandboxVectorizer/SandboxVectorizerTests
[21/2435] LINK ./bin/llvm-cgdata
[22/2435] LINK ./bin/llvm-dwarfdump
[23/2435] LINK obj/bolt/unittests/Profile/ProfileTests
[24/2435] LINK ./bin/llvm-bat-dump
[25/2435] LINK ./bin/llvm-nm
[26/2435] LINK obj/clang/unittests/Support/ClangSupportTests
[27/2435] LINK obj/clang/unittests/StaticAnalyzer/StaticAnalysisTests
[28/2435] LINK ./bin/clang-extdef-mapping
[29/2435] LINK ./bin/clang-tidy
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.