/usr/share/php/libphp-cloudfusion/lib/ is in libphp-cloudfusion 2.5.0-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/libphp-cloudfusion/lib/cachecore/
/usr/share/php/libphp-cloudfusion/lib/cachecore/README
/usr/share/php/libphp-cloudfusion/lib/cachecore/_sql/
/usr/share/php/libphp-cloudfusion/lib/cachecore/_sql/README
/usr/share/php/libphp-cloudfusion/lib/cachecore/_sql/mysql.sql
/usr/share/php/libphp-cloudfusion/lib/cachecore/_sql/pgsql.sql
/usr/share/php/libphp-cloudfusion/lib/cachecore/_sql/sqlite3.sql
/usr/share/php/libphp-cloudfusion/lib/cachecore/cacheapc.class.php
/usr/share/php/libphp-cloudfusion/lib/cachecore/cachecore.class.php
/usr/share/php/libphp-cloudfusion/lib/cachecore/cachefile.class.php
/usr/share/php/libphp-cloudfusion/lib/cachecore/cachemc.class.php
/usr/share/php/libphp-cloudfusion/lib/cachecore/cachepdo.class.php
/usr/share/php/libphp-cloudfusion/lib/cachecore/cachexcache.class.php
/usr/share/php/libphp-cloudfusion/lib/cachecore/icachecore.interface.php
/usr/share/php/libphp-cloudfusion/lib/requestcore/
/usr/share/php/libphp-cloudfusion/lib/requestcore/README
/usr/share/php/libphp-cloudfusion/lib/requestcore/requestcore.class.php