INFO:2026-09-01T23:25:51Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   cb3d76f25018..8ee754b9913e  main       -> origin/main
Switched to branch 'main'
Your branch is behind 'origin/main' by 2 commits, and can be fast-forwarded.
  (use "git pull" to update your local branch)
HEAD is now at 8ee754b9913e [gn build] Port 678058af7da6 (#220423)
INFO:2026-09-01T23:25:55Z:root:syncing...
Deleted branch merge (was 0a19ebeeb07c).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
missing GN file llvm/utils/gn/secondary/llvm/unittests/MC/LoongArch/BUILD.gn for unittest CMake file llvm/unittests/MC/LoongArch/CMakeLists.txt
Command '['/usr/bin/python3', 'llvm/utils/gn/build/sync_source_lists_from_cmake.py', '--write']' returned non-zero exit status 1.