/usr/ is in trac-subtickets 0.1.1+253f019-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/python2.7/
/usr/lib/python2.7/dist-packages/
/usr/lib/python2.7/dist-packages/tracsubtickets/
/usr/lib/python2.7/dist-packages/tracsubtickets/__init__.py
/usr/lib/python2.7/dist-packages/tracsubtickets/checker.py
/usr/lib/python2.7/dist-packages/tracsubtickets/web_ui.py
/usr/lib/python2.7/dist-packages/tracsubtickets/api.py
/usr/lib/python2.7/dist-packages/tracsubtickets/db_default.py
/usr/lib/python2.7/dist-packages/tracsubtickets/htdocs/
/usr/lib/python2.7/dist-packages/tracsubtickets/htdocs/css/
/usr/lib/python2.7/dist-packages/tracsubtickets/htdocs/css/subtickets.css
/usr/lib/python2.7/dist-packages/tracsubtickets/locale/
/usr/lib/python2.7/dist-packages/tracsubtickets/locale/messages.pot
/usr/lib/python2.7/dist-packages/tracsubtickets/locale/de_DE/
/usr/lib/python2.7/dist-packages/tracsubtickets/locale/de_DE/LC_MESSAGES/
/usr/lib/python2.7/dist-packages/tracsubtickets/locale/de_DE/LC_MESSAGES/tracsubtickets.po
/usr/lib/python2.7/dist-packages/TracSubTicketsPlugin-0.1.1.dev_20120502.egg-info/
/usr/lib/python2.7/dist-packages/TracSubTicketsPlugin-0.1.1.dev_20120502.egg-info/requires.txt
/usr/lib/python2.7/dist-packages/TracSubTicketsPlugin-0.1.1.dev_20120502.egg-info/PKG-INFO
/usr/lib/python2.7/dist-packages/TracSubTicketsPlugin-0.1.1.dev_20120502.egg-info/top_level.txt
/usr/lib/python2.7/dist-packages/TracSubTicketsPlugin-0.1.1.dev_20120502.egg-info/dependency_links.txt
/usr/lib/python2.7/dist-packages/TracSubTicketsPlugin-0.1.1.dev_20120502.egg-info/entry_points.txt
/usr/lib/python2.7/dist-packages/TracSubTicketsPlugin-0.1.1.dev_20120502.egg-info/SOURCES.txt
/usr/bin/
/usr/bin/check-trac-subtickets
/usr/share/
/usr/share/man/
/usr/share/man/man1/
/usr/share/man/man1/check-trac-subtickets.1.gz
/usr/share/doc/
/usr/share/doc/trac-subtickets/
/usr/share/doc/trac-subtickets/copyright
/usr/share/doc/trac-subtickets/changelog.Debian.gz