INFO:2026-06-27T13:30:44Z:root:pulling... From github.com:llvm/llvm-project * branch main -> FETCH_HEAD 5e47ef456a78..7435ad31b5f4 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 7435ad31b5f4 [LangRef] Clarifying the copying behaviour of byval (#205576) INFO:2026-06-27T13:30:56Z:root:syncing... Deleted branch merge (was 340e565f1506). Switched to a new branch 'merge' branch 'merge' set up to track 'origin/main'. [merge 111dca2ad425] [gn build] Port 049448403c7b 1 file changed, 3 insertions(+), 1 deletion(-) [merge 7b7c7f1a91f8] [gn build] Port 1485386b78dc 1 file changed, 2 insertions(+) [merge eaaa72a1dd98] [gn build] Port 2ceab13545c2 2 files changed, 1 insertion(+), 1 deletion(-) [gn build] Port 049448403c7b -- https://github.com/llvm/llvm-project/commit/049448403c7b [gn build] Port 1485386b78dc -- https://github.com/llvm/llvm-project/commit/1485386b78dc [gn build] Port 2ceab13545c2 -- https://github.com/llvm/llvm-project/commit/2ceab13545c2 [gn build] Port 78af5e2b68da -- https://github.com/llvm/llvm-project/commit/78af5e2b68da 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 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 33, in patch_gn_file raise ValueError(gn_file + ": No source list") ValueError: llvm/utils/gn/secondary/libcxx/include/BUILD.gn: No source list Command '['/usr/bin/python3', 'llvm/utils/gn/build/sync_source_lists_from_cmake.py', '--write']' returned non-zero exit status 1.