This file is indexed.

/usr/lib/x86_64-linux-gnu/libQt5PublishSubscribe.so is in qtsystems5-dev 5.0~git20141206~44f70d99-0ubuntu8.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libQt5PublishSubscribe.so.5.4.0