/usr/lib/x86_64-linux-gnu/libapt-pkg.so

This file is indexed.

/usr/lib/x86_64-linux-gnu/libapt-pkg.so is in libapt-pkg-dev 1.6.1.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libapt-pkg.so.5.0