/usr/share/java/tycho-org.eclipse.jdt.compiler.apt.jar-1.2.0.v20150514-0146.jar is in libtycho-java 0.25.0-4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/java/tycho-org.eclipse.jdt.compiler.apt.jar.jar