/usr/share/piuparts/master/ is in piuparts-master 0.64ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/piuparts/master/archive_old_logs
/usr/share/piuparts/master/detect_archive_issues
/usr/share/piuparts/master/detect_network_issues
/usr/share/piuparts/master/detect_piuparts_issues
/usr/share/piuparts/master/detect_well_known_errors
/usr/share/piuparts/master/gather_bts_stats
/usr/share/piuparts/master/generate_daily_report
/usr/share/piuparts/master/master_cleanup
/usr/share/piuparts/master/prepare_backup
/usr/share/piuparts/master/reclassify_bugged
/usr/share/piuparts/master/report_newly_bugged_packages
/usr/share/piuparts/master/report_stale_reserved_packages
/usr/share/piuparts/master/report_untestable_packages
/usr/share/piuparts/master/reschedule_oldest_logs