This file is indexed.

/usr/lib/x86_64-linux-gnu/libsingular-gfan.so.0 is in libsingular4 1:4.1.0-p3+ds-2build1.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libsingular-gfan.so.0.0.0