New Issue Checklist
If using lots of local packages, which include .build directories which include git checkouts, even if excluded, swiftlint opens and closes every file in the directory.
sudo fs_usage -w -f filesystem swiftlint
14:36:22.619133 open F=8 (R_____N____X__) .build/arm64-apple-macosx/debug/index/store/v5/records/0Q 0.000522 swiftlint.4939359
14:36:22.619134 getattrlistbulk 0.000002 swiftlint.4939360
14:36:22.619136 close F=9 0.000011 swiftlint.4939395
for every file...