/usr/share/java/org.sat4j.maxsat.jar is in sat4j 2.3.1-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/java/org.sat4j.maxsat-2.3.1.jar
/usr/share/java/org.sat4j.maxsat-2.3.1.jar