/usr/ is in libquartz-java 1:1.8.6-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/java/
/usr/share/java/quartz.jar
/usr/share/maven-repo/
/usr/share/maven-repo/org/
/usr/share/maven-repo/org/quartz-scheduler/
/usr/share/maven-repo/org/quartz-scheduler/quartz/
/usr/share/maven-repo/org/quartz-scheduler/quartz/debian/
/usr/share/maven-repo/org/quartz-scheduler/quartz/debian/quartz-debian.pom
/usr/share/maven-repo/org/quartz-scheduler/quartz/1.8.6/
/usr/share/maven-repo/org/quartz-scheduler/quartz/1.8.6/quartz-1.8.6.pom
/usr/share/maven-repo/org/quartz-scheduler/quartz-parent/
/usr/share/maven-repo/org/quartz-scheduler/quartz-parent/debian/
/usr/share/maven-repo/org/quartz-scheduler/quartz-parent/debian/quartz-parent-debian.pom
/usr/share/maven-repo/org/quartz-scheduler/quartz-parent/1.8.6/
/usr/share/maven-repo/org/quartz-scheduler/quartz-parent/1.8.6/quartz-parent-1.8.6.pom
/usr/share/doc/
/usr/share/doc/libquartz-java/
/usr/share/doc/libquartz-java/copyright
/usr/share/doc/libquartz-java/changelog.Debian.gz
/usr/share/java/quartz-1.8.6.jar
/usr/share/maven-repo/org/quartz-scheduler/quartz/debian/quartz-debian.jar
/usr/share/maven-repo/org/quartz-scheduler/quartz/1.8.6/quartz-1.8.6.jar