/usr/share/maven-repo/org/jsr-305/jsr305/0.x/jsr305-0.x.jar is in libjsr305-java 0.1~+svn49-9.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/jsr-305/jsr305/0.x/../0.1-SNAPSHOT/jsr305-0.1-SNAPSHOT.jar