This file is indexed.

/usr/lib/x86_64-linux-gnu/libqgsttools_p.so.1 is in libqgsttools-p1 5.2.1-0ubuntu5.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libqgsttools_p.so.1.0.0