This file is indexed.

/usr/lib/x86_64-linux-gnu/libcppunit_subunit.so is in libcppunit-subunit-dev 1.1.0-3.

This file is owned by root:root, with mode 0o777.

It is a symlink to /usr/lib/x86_64-linux-gnu/libcppunit_subunit.so.0.0.0