/usr/share/maven-repo/com/github/jnr/jnr-posix/3.0.12/jnr-posix-3.0.12.jar is in libjnr-posix-java 3.0.12-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/com/github/jnr/jnr-posix/3.0.12/../../../../../../java/jnr-posix.jar