/usr/lib/x86_64-linux-gnu/libzc.so.3 is in libzc3 0.3.6-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libzc.so.3.0.6
/usr/lib/x86_64-linux-gnu/libzc.so.3.0.6