ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/2411] 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'
[2/2411] LINK obj/llvm/unittests/MC/SystemZ/SystemZAsmLexerTests
[3/2411] LINK obj/llvm/unittests/MC/X86/X86MCTests
[4/2411] LINK obj/llvm/unittests/tools/llvm-cfi-verify/CFIVerifyTests
[5/2411] LINK ./bin/sancov
[6/2411] LINK ./bin/llvm-mca
[7/2411] LINK obj/llvm/unittests/Target/LoongArch/LoongArchTests
[8/2411] LINK ./bin/llvm-debuginfo-analyzer
[9/2411] LINK ./bin/llvm-objdump
[10/2411] LINK obj/llvm/unittests/Target/WebAssembly/WebAssemblyTests
[11/2411] LINK obj/llvm/unittests/Target/PowerPC/PowerPCTests
[12/2411] LINK ./bin/llvm-cfi-verify
[13/2411] LINK obj/llvm/unittests/tools/llvm-mca/LLVMMCATests
[14/2411] CXX obj/llvm/lib/Transforms/Vectorize/Vectorize.LoopVectorize.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.