This file is indexed.

/usr/lib/x86_64-linux-gnu/libgdruntime.so.76 is in libgphobos76 8-20180414-1ubuntu2.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libgdruntime.so.76.0.2