/usr/lib/ruby/vendor_ruby/specinfra/command/module/ is in ruby-specinfra 2.66.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/ruby/vendor_ruby/specinfra/command/module/service/
/usr/lib/ruby/vendor_ruby/specinfra/command/module/service/daemontools.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/service/delegator.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/service/god.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/service/init.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/service/monit.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/service/runit.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/service/supervisor.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/service/systemd.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/service/upstart.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/ss.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/systemd.rb
/usr/lib/ruby/vendor_ruby/specinfra/command/module/zfs.rb