This file is indexed.

/usr/lib/x86_64-linux-gnu/lib3ds-1.so.3 is in lib3ds-1-3 1.3.0-7.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/lib3ds-1.so.3.0.0