This file is indexed.

/usr/lib/x86_64-linux-gnu/libGLEWmx.so.1.13 is in libglewmx1.13 1.13.0-3.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libGLEWmx.so.1.13.0