This file is indexed.

/usr/lib/x86_64-linux-gnu/libnautyW1.so.2 is in libnauty2 2.6r10+ds-1.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libnautyW1.so.2.6.10