/usr/share/maven-repo/org/apache/ant/ant-launcher/debian/ant-launcher-debian.jar is in ant 1.9.9-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/apache/ant/ant-launcher/debian/../../../../../../java/ant-launcher-1.9.9.jar