/usr/share/maven-repo/org/apache/maven/reporting/maven-reporting-impl/debian/maven-reporting-impl-debian.jar is in libmaven-reporting-impl-java 2.1-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/apache/maven/reporting/maven-reporting-impl/debian/../2.1/maven-reporting-impl-2.1.jar