ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
[1/2539] COPY ../../libcxxabi/include/__cxxabi_config.h include/c++/v1/__cxxabi_config.h
[2/2539] COPY ../../libcxxabi/include/cxxabi.h include/c++/v1/cxxabi.h
[3/2539] AR lib/libclangAST.a
[4/2539] AR lib/libclangTooling.a
[5/2539] 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'
[6/2539] AR lib/libclangMove.a
[7/2539] AR lib/libclangChangeNamespace.a
[8/2539] AR lib/libfindAllSymbols.a
[9/2539] AR lib/libclangDoc.a
[10/2539] LINK obj/clang/unittests/InstallAPI/InstallAPITests
[11/2539] AR lib/libclangStaticAnalyzerCheckers.a
[12/2539] LINK obj/clang-tools-extra/unittests/clang-apply-replacements/ClangApplyReplacementsTests
[13/2539] LINK ./bin/clang-apply-replacements
[14/2539] ACTION //libcxx/include:copy_headers(//llvm/utils/gn/build/toolchain:unix)
[15/2539] LINK ./bin/clang-offload-bundler
[16/2539] LINK obj/clang/unittests/DependencyScanning/ClangDependencyScanningTests
[17/2539] LINK obj/clang/unittests/Format/FormatTests
[18/2539] LINK ./bin/clang-ssaf-analyzer
[19/2539] LINK ./bin/clang-ssaf-format
[20/2539] LINK ./bin/clang-ssaf-linker
[21/2539] LINK obj/clang/unittests/Lex/LexTests
[22/2539] LINK obj/clang/unittests/Parse/ParseTests
[23/2539] LINK obj/clang/unittests/AST/ByteCode/InterpTests
[24/2539] LINK obj/clang-tools-extra/unittests/clang-query/ClangQueryTests
[25/2539] LINK ./bin/diagtool
[26/2539] LINK obj/clang/unittests/Support/ClangSupportTests
[27/2539] LINK ./bin/modularize
[28/2539] LINK ./bin/clang-reorder-fields
[29/2539] LINK obj/clang/unittests/Rewrite/RewriteTests
[30/2539] LINK ./bin/pp-trace
[31/2539] LINK ./bin/clang-query
[32/2539] LINK ./bin/clang-refactor
[33/2539] LINK obj/clang/unittests/Serialization/SerializationTests
[34/2539] LINK ./bin/clang-installapi
[35/2539] LINK obj/clang/unittests/Analysis/ClangAnalysisTests
[36/2539] LINK obj/clang/unittests/Index/IndexTests
[37/2539] LINK obj/clang/unittests/Sema/SemaTests
[38/2539] LINK ./bin/clang-diff
[39/2539] LINK obj/clang/unittests/ASTMatchers/ASTMatchersTests
[40/2539] LINK obj/clang/unittests/ASTMatchers/Dynamic/DynamicASTMatchersTests
[41/2539] LINK ./bin/clang-extdef-mapping
[42/2539] LINK obj/clang/unittests/Analysis/FlowSensitive/ClangAnalysisFlowSensitiveTests
[43/2539] LINK obj/clang/unittests/ScalableStaticAnalysisFramework/ClangScalableAnalysisTests
[44/2539] LINK obj/clang/unittests/AST/ASTTests
[45/2539] CXX obj/lldb/source/ValueObject/ValueObject.DILAST.o
[46/2539] CXX obj/lldb/source/ValueObject/ValueObject.DILLexer.o
[47/2539] CXX obj/lldb/source/ValueObject/ValueObject.DILParser.o
[48/2539] CXX obj/lldb/source/ValueObject/ValueObject.DILEval.o
[49/2539] CXX obj/lldb/source/Target/Target.StackFrame.o
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.