/usr/lib/ is in python-rosinstall-generator 0.1.13-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/python2.7/
/usr/lib/python2.7/dist-packages/
/usr/lib/python2.7/dist-packages/rosinstall_generator/
/usr/lib/python2.7/dist-packages/rosinstall_generator/__init__.py
/usr/lib/python2.7/dist-packages/rosinstall_generator/distro.py
/usr/lib/python2.7/dist-packages/rosinstall_generator/dry_distro.py
/usr/lib/python2.7/dist-packages/rosinstall_generator/generator.py
/usr/lib/python2.7/dist-packages/rosinstall_generator-0.1.13.egg-info/
/usr/lib/python2.7/dist-packages/rosinstall_generator-0.1.13.egg-info/PKG-INFO
/usr/lib/python2.7/dist-packages/rosinstall_generator-0.1.13.egg-info/dependency_links.txt
/usr/lib/python2.7/dist-packages/rosinstall_generator-0.1.13.egg-info/requires.txt
/usr/lib/python2.7/dist-packages/rosinstall_generator-0.1.13.egg-info/top_level.txt