/usr/share/lintian/overrides/libsingular4-dev-common is in libsingular4-dev-common 1:4.1.0-p3+ds-2build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | # the upstream source ball contains only EMPTY ChangeLog files
libsingular4-dev-common: no-upstream-changelog
|