/usr/ is in libplexus-containers-java 1.0~beta3.0.7-8.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/java/
/usr/share/java/plexus-component-annotations-1.0-beta-3.0.7.jar
/usr/share/java/plexus-container-default-1.0-beta-3.0.7.jar
/usr/share/doc/
/usr/share/doc/libplexus-containers-java/
/usr/share/doc/libplexus-containers-java/copyright
/usr/share/doc/libplexus-containers-java/changelog.Debian.gz
/usr/share/doc/libplexus-containers-java/README.Debian
/usr/share/maven-repo/
/usr/share/maven-repo/org/
/usr/share/maven-repo/org/codehaus/
/usr/share/maven-repo/org/codehaus/plexus/
/usr/share/maven-repo/org/codehaus/plexus/plexus-containers/
/usr/share/maven-repo/org/codehaus/plexus/plexus-containers/1.0-beta-3.0.7/
/usr/share/maven-repo/org/codehaus/plexus/plexus-containers/1.0-beta-3.0.7/plexus-containers-1.0-beta-3.0.7.pom
/usr/share/maven-repo/org/codehaus/plexus/plexus-containers/debian/
/usr/share/maven-repo/org/codehaus/plexus/plexus-containers/debian/plexus-containers-debian.pom
/usr/share/maven-repo/org/codehaus/plexus/plexus-container-default/
/usr/share/maven-repo/org/codehaus/plexus/plexus-container-default/1.0-beta-3.0.7/
/usr/share/maven-repo/org/codehaus/plexus/plexus-container-default/1.0-beta-3.0.7/plexus-container-default-1.0-beta-3.0.7.pom
/usr/share/maven-repo/org/codehaus/plexus/plexus-container-default/debian/
/usr/share/maven-repo/org/codehaus/plexus/plexus-container-default/debian/plexus-container-default-debian.pom
/usr/share/maven-repo/org/codehaus/plexus/plexus-component-annotations/
/usr/share/maven-repo/org/codehaus/plexus/plexus-component-annotations/1.0-beta-3.0.7/
/usr/share/maven-repo/org/codehaus/plexus/plexus-component-annotations/1.0-beta-3.0.7/plexus-component-annotations-1.0-beta-3.0.7.pom
/usr/share/maven-repo/org/codehaus/plexus/plexus-component-annotations/debian/
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/usr/share/java/plexus-container-default.jar
/usr/share/java/plexus-component-annotations.jar
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/usr/share/maven-repo/org/codehaus/plexus/plexus-container-default/debian/plexus-container-default-debian.jar
/usr/share/maven-repo/org/codehaus/plexus/plexus-component-annotations/1.0-beta-3.0.7/plexus-component-annotations-1.0-beta-3.0.7.jar
/usr/share/maven-repo/org/codehaus/plexus/plexus-component-annotations/debian/plexus-component-annotations-debian.jar