/usr/ is in ruby-rest-client 1.6.7-3.
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/rest_client.rb
/usr/lib/ruby/vendor_ruby/rest-client.rb
/usr/lib/ruby/vendor_ruby/restclient/
/usr/lib/ruby/vendor_ruby/restclient/response.rb
/usr/lib/ruby/vendor_ruby/restclient/request.rb
/usr/lib/ruby/vendor_ruby/restclient/net_http_ext.rb
/usr/lib/ruby/vendor_ruby/restclient/resource.rb
/usr/lib/ruby/vendor_ruby/restclient/raw_response.rb
/usr/lib/ruby/vendor_ruby/restclient/payload.rb
/usr/lib/ruby/vendor_ruby/restclient/abstract_response.rb
/usr/lib/ruby/vendor_ruby/restclient/exceptions.rb
/usr/lib/ruby/vendor_ruby/restclient.rb
/usr/share/
/usr/share/man/
/usr/share/man/man1/
/usr/share/man/man1/restclient.1.gz
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/1.9.1/
/usr/share/rubygems-integration/1.9.1/specifications/
/usr/share/rubygems-integration/1.9.1/specifications/rest-client-1.6.7.gemspec
/usr/share/rubygems-integration/1.8/
/usr/share/rubygems-integration/1.8/specifications/
/usr/share/rubygems-integration/1.8/specifications/rest-client-1.6.7.gemspec
/usr/share/doc/
/usr/share/doc/ruby-rest-client/
/usr/share/doc/ruby-rest-client/README.rdoc.gz
/usr/share/doc/ruby-rest-client/changelog.Debian.gz
/usr/share/doc/ruby-rest-client/copyright
/usr/bin/
/usr/bin/restclient