/usr/share/maven-repo/org/codehaus/plexus/plexus-io/debian/plexus-io-debian.jar is in libplexus-io-java 3.0.0-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/codehaus/plexus/plexus-io/debian/../../../../../../java/plexus-io.jar