/usr/ is in ruby-entypo-rails 2.2.1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/entypo/
/usr/lib/ruby/vendor_ruby/entypo/version.rb
/usr/lib/ruby/vendor_ruby/entypo/charmap.rb
/usr/lib/ruby/vendor_ruby/entypo-rails.rb
/usr/share/
/usr/share/doc/
/usr/share/doc/ruby-entypo-rails/
/usr/share/doc/ruby-entypo-rails/copyright
/usr/share/doc/ruby-entypo-rails/README.md.gz
/usr/share/doc/ruby-entypo-rails/changelog.Debian.gz
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/
/usr/share/rubygems-integration/all/specifications/entypo-rails-2.2.1.gemspec
/usr/share/ruby-entypo-rails/
/usr/share/ruby-entypo-rails/app/
/usr/share/ruby-entypo-rails/app/views/
/usr/share/ruby-entypo-rails/app/views/entypo/
/usr/share/ruby-entypo-rails/app/views/entypo/charmap/
/usr/share/ruby-entypo-rails/app/views/entypo/charmap/index.html.erb
/usr/share/ruby-entypo-rails/app/controllers/
/usr/share/ruby-entypo-rails/app/controllers/entypo/
/usr/share/ruby-entypo-rails/app/controllers/entypo/charmap_controller.rb
/usr/share/ruby-entypo-rails/app/assets/
/usr/share/ruby-entypo-rails/app/assets/stylesheets/
/usr/share/ruby-entypo-rails/app/assets/stylesheets/entypo.css.scss.erb
/usr/share/ruby-entypo-rails/app/assets/stylesheets/entypo-fonts.css.scss
/usr/share/ruby-entypo-rails/app/assets/fonts/
/usr/share/ruby-entypo-rails/app/assets/fonts/entypo.svg
/usr/share/ruby-entypo-rails/app/assets/fonts/entypo.eot
/usr/share/ruby-entypo-rails/app/assets/fonts/entypo.woff
/usr/share/ruby-entypo-rails/app/assets/fonts/entypo.ttf