/usr/lib/x86_64-linux-gnu/libmemcachedutil.so.2 is in libmemcachedutil2 1.0.18-4.2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libmemcachedutil.so.2.0.0
/usr/lib/x86_64-linux-gnu/libmemcachedutil.so.2.0.0