INFO:2024-10-21T23:47:47Z:root:pulling...
From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   31dd03cb3ee7..dac0f7e83ebc  main       -> origin/main
Your branch is behind 'origin/main' by 1 commit, and can be fast-forwarded.
  (use "git pull" to update your local branch)
Switched to branch 'main'
HEAD is now at dac0f7e83ebc [VPlan] Add general recipe matcher, replace handwritten ones (NFC)
INFO:2024-10-21T23:48:07Z:root:syncing...
Deleted branch merge (was 31dd03cb3ee7).
Switched to a new branch 'merge'
Branch 'merge' set up to track remote branch 'main' from 'origin'.
[gn build] Port 6c4267fb1779 -- https://github.com/llvm/llvm-project/commit/6c4267fb1779
Traceback (most recent call last):
  File "C:\src\llvm-project\llvm\utils\gn\build\sync_source_lists_from_cmake.py", line 180, in <module>
    main()
  File "C:\src\llvm-project\llvm\utils\gn\build\sync_source_lists_from_cmake.py", line 173, in main
    src = sync_source_lists(len(sys.argv) > 1 and sys.argv[1] == "--write")
  File "C:\src\llvm-project\llvm\utils\gn\build\sync_source_lists_from_cmake.py", line 132, in sync_source_lists
    patch_gn_file(gn_file, add, remove)
  File "C:\src\llvm-project\llvm\utils\gn\build\sync_source_lists_from_cmake.py", line 35, in patch_gn_file
    raise ValueError(gn_file + ": Multiple source lists")
ValueError: llvm/utils/gn/secondary/libcxx/src/BUILD.gn: Multiple source lists
Command '['C:\\Users\\thakis\\AppData\\Local\\Programs\\Python\\Python39\\python3.exe', 'llvm/utils/gn/build/sync_source_lists_from_cmake.py', '--write']' returned non-zero exit status 1.