/usr/share/man/man1/fastDNAml-util.1.gz is in fastdnaml 1.2.2-11.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man1/fastDNAml.1.gz
/usr/share/man/man1/fastDNAml.1.gz