This file is indexed.

/usr/lib/x86_64-linux-gnu/libdjvulibre.so.21 is in libdjvulibre21 3.5.25.4-3.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libdjvulibre.so.21.4.0