INFO:2026-10-08T16:04:49Z:root:pulling...
From github.com:llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   0e2463c2425b..9b1b27f859fa  main       -> origin/main
Switched to branch 'main'
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HEAD is now at 9b1b27f859fa [Darwin][TSan][Test-only] Make flaky norace-objcxx-run-time.mm test diagnosable (#229931)
INFO:2026-10-08T16:04:53Z:root:syncing...
Deleted branch merge (was 4bc7d0538c7c).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
[merge f077c2f278c9] [gn build] Port 89c826d46383
 2 files changed, 2 deletions(-)
[merge 24b89e44a12d] [gn build] Port 92f9852fc99b
 1 file changed, 1 deletion(-)
[merge 0cc6c09b5885] [gn build] Port b54c096369ab
 1 file changed, 1 insertion(+)
[merge d326f26d425f] [gn build] Port bd5327092e65
 2 files changed, 2 insertions(+)
[merge f0c8b90a34d6] [gn build] Port c4d9267a3189
 1 file changed, 1 insertion(+)
[gn build] Port 89c826d46383 -- https://github.com/llvm/llvm-project/commit/89c826d46383
[gn build] Port 92f9852fc99b -- https://github.com/llvm/llvm-project/commit/92f9852fc99b
[gn build] Port b54c096369ab -- https://github.com/llvm/llvm-project/commit/b54c096369ab
[gn build] Port bd5327092e65 -- https://github.com/llvm/llvm-project/commit/bd5327092e65
[gn build] Port c4d9267a3189 -- https://github.com/llvm/llvm-project/commit/c4d9267a3189
[gn build] Port e65c4e339af0 -- https://github.com/llvm/llvm-project/commit/e65c4e339af0
Traceback (most recent call last):
  File "/usr/local/google/home/thakis/src/llvm-project/llvm/utils/gn/build/sync_source_lists_from_cmake.py", line 189, in <module>
    main()
    ~~~~^^
  File "/usr/local/google/home/thakis/src/llvm-project/llvm/utils/gn/build/sync_source_lists_from_cmake.py", line 182, in main
    src = sync_source_lists(len(sys.argv) > 1 and sys.argv[1] == "--write")
  File "/usr/local/google/home/thakis/src/llvm-project/llvm/utils/gn/build/sync_source_lists_from_cmake.py", line 141, in sync_source_lists
    patch_gn_file(gn_file, add, remove)
    ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/google/home/thakis/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 '['/usr/bin/python3', 'llvm/utils/gn/build/sync_source_lists_from_cmake.py', '--write']' returned non-zero exit status 1.