This file is indexed.

/usr/lib/x86_64-linux-gnu/libluajit-5.1.so is in libluajit-5.1-dev 2.0.2+dfsg-1.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libluajit-5.1.so.2.0.2