/usr/share/lintian/overrides/libint1 is in libint1 1.2.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | # there is no split into separate library packages planned
libint1: package-name-doesnt-match-sonames
# there symlinks do not fully match the library names
libint1: dev-pkg-without-shlib-symlink
|