Your bug report

#60457: Test failure (color) with UBSAN

which was filed against the diffutils package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 60457@debbugs.gnu.org.

-- 
60457: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=60457
GNU Bug Tracking System
Contact help-debbugs@gnu.org with problems