/usr/share/java/tycho-org.eclipse.osgi.compatibility.state.jar-1.0.100.v20150402-1551.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.osgi.compatibility.state.jar.jar