/usr/ is in libexcalibur-logkit-java 2.0-11ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/java/
/usr/share/java/logkit-2.0.jar
/usr/share/maven-repo/
/usr/share/maven-repo/logkit/
/usr/share/maven-repo/logkit/logkit/
/usr/share/maven-repo/logkit/logkit/2.0/
/usr/share/maven-repo/logkit/logkit/2.0/logkit-2.0.pom
/usr/share/maven-repo/logkit/logkit/debian/
/usr/share/maven-repo/logkit/logkit/debian/logkit-debian.pom
/usr/share/doc/
/usr/share/doc/libexcalibur-logkit-java/
/usr/share/doc/libexcalibur-logkit-java/copyright
/usr/share/doc/libexcalibur-logkit-java/changelog.Debian.gz
/usr/share/java/logkit.jar
/usr/share/java/excalibur-logkit.jar
/usr/share/maven-repo/logkit/logkit/2.0/logkit-2.0.jar
/usr/share/maven-repo/logkit/logkit/debian/logkit-debian.jar