/usr/share/apport/package-hooks/source_pcmanfm.py is in pcmanfm 0.9.10-0ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/apport/package-hooks/source_libfm.py
/usr/share/apport/package-hooks/source_libfm.py