ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/7095] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/7095] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/7095] AR lib/libLLVMCoverage.a
[4/7095] 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'
[5/7095] LINK obj/llvm/unittests/DebugInfo/Symbolizer/DebugInfoSymbolizerTests
[6/7095] LINK obj/llvm/unittests/InterfaceStub/InterfaceStubTests
[7/7095] LINK obj/llvm/unittests/ADT/ADTTests
[8/7095] LINK ./bin/llvm-ctxprof-util
[9/7095] LINK ./bin/llvm-profdata
[10/7095] LINK obj/llvm/unittests/Debuginfod/DebuginfodTests
[11/7095] LINK obj/llvm/unittests/Object/ObjectTests
[12/7095] LINK obj/llvm/unittests/ObjectYAML/ObjectYAMLTests
[13/7095] LINK ./bin/sanstats
[14/7095] LINK obj/llvm/unittests/DebugInfo/BTF/DebugInfoBTFTests
[15/7095] LINK obj/llvm/unittests/ObjCopy/ObjCopyTests
[16/7095] LINK obj/llvm/unittests/DebugInfo/PDB/DebugInfoPDBTests
[17/7095] LINK ./bin/yaml2obj
[18/7095] LINK ./bin/llvm-cov
[19/7095] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[20/7095] CXX obj/llvm/unittests/Support/SupportTests.ErrnoTest.o
[21/7095] CXX obj/llvm/unittests/Support/SupportTests.BlockFrequencyTest.o
[22/7095] CXX obj/llvm/unittests/Support/SupportTests.FSUniqueIDTest.o
[23/7095] CXX obj/llvm/unittests/Support/SupportTests.CRCTest.o
[24/7095] CXX obj/llvm/unittests/Support/SupportTests.Format.o
[25/7095] CXX obj/llvm/unittests/Support/SupportTests.DebugCounterTest.o
[26/7095] CXX obj/llvm/unittests/Support/SupportTests.ExponentialBackoffTest.o
[27/7095] CXX obj/llvm/unittests/Support/SupportTests.ConvertEBCDICTest.o
[28/7095] CXX obj/llvm/unittests/Support/SupportTests.ExtensibleRTTITest.o
[29/7095] CXX obj/llvm/unittests/Support/SupportTests.DJBTest.o
[30/7095] CXX obj/llvm/unittests/Support/SupportTests.MD5Test.o
[31/7095] CXX obj/llvm/unittests/Support/SupportTests.InstructionCostTest.o
[32/7095] CXX obj/llvm/unittests/Support/SupportTests.DebugTest.o
[33/7095] CXX obj/llvm/unittests/Support/SupportTests.GenericDomTreeTest.o
[34/7095] CXX obj/llvm/unittests/Support/SupportTests.CachePruningTest.o
[35/7095] CXX obj/llvm/unittests/Support/SupportTests.ELFAttributeParserTest.o
[36/7095] CXX obj/llvm/unittests/Support/SupportTests.CompressionTest.o
[37/7095] CXX obj/llvm/unittests/Remarks/RemarksTests.RemarksStrTabParsingTest.o
[38/7095] CXX obj/llvm/unittests/Support/SupportTests.CheckedArithmeticTest.o
[39/7095] CXX obj/llvm/unittests/Support/SupportTests.ErrorOrTest.o
[40/7095] CXX obj/llvm/unittests/Support/SupportTests.EndianStreamTest.o
[41/7095] CXX obj/llvm/unittests/Support/SupportTests.IndexedAccessorTest.o
[42/7095] CXX obj/llvm/unittests/Support/SupportTests.EndianTest.o
[43/7095] CXX obj/llvm/unittests/Support/SupportTests.CSKYAttributeParserTest.o
[44/7095] CXX obj/llvm/unittests/Support/SupportTests.FileOutputBufferTest.o
[45/7095] CXX obj/llvm/unittests/Support/SupportTests.DivisionByConstantTest.o
[46/7095] CXX obj/llvm/unittests/Support/SupportTests.LineIteratorTest.o
[47/7095] CXX obj/llvm/unittests/Support/SupportTests.BranchProbabilityTest.o
[48/7095] CXX obj/llvm/unittests/Support/SupportTests.LockFileManagerTest.o
[49/7095] CXX obj/llvm/unittests/Support/SupportTests.InterleavedRangeTest.o
[50/7095] CXX obj/llvm/unittests/Support/SupportTests.CrashRecoveryTest.o
[51/7095] CXX obj/llvm/unittests/Support/SupportTests.Casting.o
[52/7095] CXX obj/llvm/unittests/Support/SupportTests.Chrono.o
[53/7095] CXX obj/llvm/unittests/Support/SupportTests.FileCollectorTest.o
[54/7095] CXX obj/llvm/unittests/Support/SupportTests.GlobPatternTest.o
[55/7095] CXX obj/llvm/unittests/Support/SupportTests.Base64Test.o
[56/7095] CXX obj/llvm/unittests/Support/SupportTests.Caching.o
[57/7095] CXX obj/llvm/unittests/Support/SupportTests.DebugLogTest.o
[58/7095] CXX obj/llvm/unittests/Support/SupportTests.LEB128Test.o
[59/7095] CXX obj/llvm/unittests/Support/SupportTests.IntegerInclusiveIntervalTest.o
[60/7095] CXX obj/llvm/unittests/Support/SupportTests.JobserverTest.o
[61/7095] CXX obj/llvm/unittests/Support/SupportTests.DataExtractorTest.o
[62/7095] CXX obj/llvm/unittests/Support/SupportTests.ConvertUTFTest.o
[63/7095] CXX obj/llvm/unittests/Support/SupportTests.BinaryStreamTest.o
[64/7095] CXX obj/llvm/unittests/Support/SupportTests.KnownBitsTest.o
[65/7095] CXX obj/llvm/unittests/Support/SupportTests.JSONTest.o
[66/7095] CXX obj/llvm/unittests/Support/SupportTests.FormatVariadicTest.o
[67/7095] CXX obj/llvm/unittests/Support/SupportTests.HashBuilderTest.o
[68/7095] CXX obj/llvm/unittests/Support/SupportTests.ErrorTest.o
[69/7095] CXX obj/llvm/unittests/Support/SupportTests.CommandLineTest.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.