/usr/ is in ruby-creole 0.5.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/lib/
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/creole/
/usr/lib/ruby/vendor_ruby/creole/version.rb
/usr/lib/ruby/vendor_ruby/creole/parser.rb
/usr/lib/ruby/vendor_ruby/creole.rb
/usr/share/doc/
/usr/share/doc/ruby-creole/
/usr/share/doc/ruby-creole/README.creole
/usr/share/doc/ruby-creole/changelog.Debian.gz
/usr/share/doc/ruby-creole/copyright
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/
/usr/share/rubygems-integration/all/specifications/creole-0.5.0.gemspec