INFO:2025-09-17T08:39:32Z:root:pulling...
From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   a044d6118208..559cfefee1b2  main       -> origin/main
Switched to branch 'main'
Your branch is behind 'origin/main' by 1 commit, and can be fast-forwarded.
  (use "git pull" to update your local branch)
HEAD is now at 559cfefee1b2 [AArch64][SME] Introduce CHECK_MATCHING_VL pseudo for streaming  transitions (#157510)
INFO:2025-09-17T08:39:35Z:root:syncing...
Deleted branch merge (was a044d6118208).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
INFO:2025-09-17T08:39:35Z:root:building
ninja: Entering directory `out/gn'
[1/1127] ACTION //clang-tools-extra/clang-tidy:clang-tidy-config(//llvm/utils/gn/build/toolchain:unix)
FAILED: gen/clang-tools-extra/clang-tidy/clang-tidy-config.h 
python3 ../../llvm/utils/gn/build/write_cmake_config.py -o gen/clang-tools-extra/clang-tidy/clang-tidy-config.h ../../clang-tools-extra/clang-tidy/clang-tidy-config.h.cmake CLANG_TIDY_ENABLE_STATIC_ANALYZER=1
Traceback (most recent call last):
  File "/Users/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 122, in <module>
    sys.exit(main())
  File "/Users/thakis/src/llvm-project/out/gn/../../llvm/utils/gn/build/write_cmake_config.py", line 75, in main
    if values[var] == "0":
KeyError: 'CLANG_TIDY_ENABLE_QUERY_BASED_CUSTOM_CHECKS'
[2/1127] ACTION //llvm/tools/llvm-exegesis/lib/AArch64:AArch64GenExegesis(//llvm/utils/gn/build/toolchain:unix)
[3/1127] ACTION //llvm/lib/Target/AArch64:AArch64GenSDNodeInfo(//llvm/utils/gn/build/toolchain:unix)
[4/1127] ACTION //llvm/include/llvm/TargetParser:AArch64TargetParserDef(//llvm/utils/gn/build/toolchain:unix)
[5/969] ACTION //llvm/lib/Target/AArch64:AArch64GenPostLegalizeGILowering(//llvm/utils/gn/build/toolchain:unix)
[6/969] ACTION //llvm/lib/Target/AArch64:AArch64GenO0PreLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix)
[7/969] ACTION //llvm/lib/Target/AArch64:AArch64GenPostLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix)
[8/969] ACTION //llvm/lib/Target/AArch64:AArch64GenPreLegalizeGICombiner(//llvm/utils/gn/build/toolchain:unix)
[9/969] ACTION //llvm/lib/Target/AArch64/Utils:AArch64GenSystemOperands(//llvm/utils/gn/build/toolchain:unix)
[10/969] ACTION //llvm/lib/Target/AArch64:AArch64GenRegisterBank(//llvm/utils/gn/build/toolchain:unix)
ninja: build stopped: subcommand failed.
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.