/usr/share/lintian/overrides/libxerces-c3.1 is in libxerces-c3.1 3.1.4+debian-2+deb9u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | libxerces-c3.1: package-name-doesnt-match-sonames libxerces-c-3.1
# The xerces-3 packages install their shared libaries with weird
# names, which confuses lintian.
|