/usr/lib/libGTLFragment.so.0.8 is in libgtlfragment0.8 0.9.18-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libGTLFragment.so.0.9.18
/usr/lib/libGTLFragment.so.0.9.18