This file is indexed.

/usr/lib/x86_64-linux-gnu/libmemcached.so.10 is in libmemcached10 1.0.8-1ubuntu2.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libmemcached.so.10.0.0