/usr/ is in cl-rosgraph-msgs 1.11.1-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/common-lisp/
/usr/share/common-lisp/ros/
/usr/share/common-lisp/ros/rosgraph_msgs/
/usr/share/common-lisp/ros/rosgraph_msgs/msg/
/usr/share/common-lisp/ros/rosgraph_msgs/msg/_package_TopicStatistics.lisp
/usr/share/common-lisp/ros/rosgraph_msgs/msg/Log.lisp
/usr/share/common-lisp/ros/rosgraph_msgs/msg/Clock.lisp
/usr/share/common-lisp/ros/rosgraph_msgs/msg/_package.lisp
/usr/share/common-lisp/ros/rosgraph_msgs/msg/_package_Clock.lisp
/usr/share/common-lisp/ros/rosgraph_msgs/msg/rosgraph_msgs-msg.asd
/usr/share/common-lisp/ros/rosgraph_msgs/msg/TopicStatistics.lisp
/usr/share/common-lisp/ros/rosgraph_msgs/msg/_package_Log.lisp
/usr/share/doc/
/usr/share/doc/cl-rosgraph-msgs/
/usr/share/doc/cl-rosgraph-msgs/copyright
/usr/share/doc/cl-rosgraph-msgs/changelog.Debian.gz