INFO:2025-06-26T16:00:52Z:root:pulling...
From https://github.com/llvm/llvm-project
 * branch                      main       -> FETCH_HEAD
   5a996c6ed760..07e3c859b0cb  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 07e3c859b0cb [FileCheck][NFC] Pre-commit test for printing escaped variables (#145906)
INFO:2025-06-26T16:00:56Z:root:syncing...
Deleted branch merge (was b44a246c06e7).
Switched to a new branch 'merge'
branch 'merge' set up to track 'origin/main'.
[merge 76df9ef0c63b] [gn build] Port 0a3c5c42a178
 1 file changed, 1 insertion(+)
[merge 22824e7a4ebe] [gn build] Port 0faa181434cf
 1 file changed, 2 insertions(+)
[merge 78aad7f39f00] [gn build] Port 33872f12187b
 1 file changed, 1 insertion(+)
[merge d38968ae4e8e] [gn build] Port d7b936b633f3
 1 file changed, 1 insertion(+)
[gn build] Port 0a3c5c42a178 -- https://github.com/llvm/llvm-project/commit/0a3c5c42a178
[gn build] Port 0faa181434cf -- https://github.com/llvm/llvm-project/commit/0faa181434cf
[gn build] Port 33872f12187b -- https://github.com/llvm/llvm-project/commit/33872f12187b
[gn build] Port d7b936b633f3 -- https://github.com/llvm/llvm-project/commit/d7b936b633f3
INFO:2025-06-26T16:00:58Z:root:building
ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
ERROR at //clang/unittests/BUILD.gn:53:13: Assignment had no effect.
  sources = [ "AllClangUnitTests.cpp" ]
            ^-------------------------
You set the variable "sources" here and it was unused before it went
out of scope.
See //clang/test/BUILD.gn:177:5: which caused the file to be included.
    "//clang/unittests",
    ^------------------
FAILED: build.ninja.stamp 
../../llvm/utils/gn/bin/mac-arm64/gn --root=../.. -q --dotfile=../../llvm/utils/gn/.gn --regeneration gen .
ninja: error: rebuilding 'build.ninja': subcommand failed
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.