ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/2460] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/2460] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/2460] 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'
[4/2460] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[5/2460] ACTION //llvm/tools/llvm-exegesis/lib/RISCV:RISCVGenExegesis(//llvm/utils/gn/build/toolchain:unix)
[6/2460] ACTION //llvm/lib/Target/RISCV:RISCVGenMCPseudoLowering(//llvm/utils/gn/build/toolchain:unix)
[7/2460] ACTION //llvm/lib/Target/RISCV:RISCVGenMacroFusion(//llvm/utils/gn/build/toolchain:unix)
[8/2460] ACTION //llvm/include/llvm/TargetParser:RISCVTargetParserDef(//llvm/utils/gn/build/toolchain:unix)
[9/2393] ACTION //llvm/lib/Target/RISCV:RISCVGenSDNodeInfo(//llvm/utils/gn/build/toolchain:unix)
[10/2393] ACTION //llvm/lib/Target/RISCV:RISCVGenO0PreLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix)
[11/2393] ACTION //llvm/lib/Target/RISCV:RISCVGenRegisterBank(//llvm/utils/gn/build/toolchain:unix)
[12/2393] ACTION //llvm/lib/Target/RISCV:RISCVGenPostLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix)
[13/2393] ACTION //llvm/lib/Target/RISCV:RISCVGenCompressInstEmitter(//llvm/utils/gn/build/toolchain:unix)
[14/2393] ACTION //llvm/lib/Target/RISCV:RISCVGenPreLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix)
[15/2393] ACTION //llvm/lib/Target/RISCV/MCTargetDesc:RISCVGenMCCodeEmitter(//llvm/utils/gn/build/toolchain:unix)
[16/2393] ACTION //llvm/lib/Target/RISCV/MCTargetDesc:RISCVGenRegisterInfo(//llvm/utils/gn/build/toolchain:unix)
[17/2393] ACTION //llvm/lib/Target/RISCV/Disassembler:RISCVGenDisassemblerTables(//llvm/utils/gn/build/toolchain:unix)
[18/2393] ACTION //llvm/lib/Target/RISCV/MCTargetDesc:RISCVGenAsmWriter(//llvm/utils/gn/build/toolchain:unix)
[19/2393] ACTION //llvm/lib/Target/RISCV/AsmParser:RISCVGenAsmMatcher(//llvm/utils/gn/build/toolchain:unix)
[20/2393] ACTION //llvm/lib/Target/RISCV/MCTargetDesc:RISCVGenSearchableTables(//llvm/utils/gn/build/toolchain:unix)
[21/2393] ACTION //llvm/lib/Target/RISCV/MCTargetDesc:RISCVGenSubtargetInfo(//llvm/utils/gn/build/toolchain:unix)
[22/2393] ACTION //llvm/lib/Target/RISCV/MCTargetDesc:RISCVGenInstrInfo(//llvm/utils/gn/build/toolchain:unix)
[23/2393] ACTION //llvm/lib/Target/RISCV:RISCVGenGlobalISel(//llvm/utils/gn/build/toolchain:unix)
[24/2393] ACTION //llvm/lib/Target/RISCV:RISCVGenDAGISel(//llvm/utils/gn/build/toolchain:unix)
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.