/usr/ is in ruby-em-socksify 0.3.1-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/ruby-em-socksify/
/usr/lib/
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/em-socksify/
/usr/lib/ruby/vendor_ruby/em-socksify/connect.rb
/usr/lib/ruby/vendor_ruby/em-socksify/connectify.rb
/usr/lib/ruby/vendor_ruby/em-socksify/errors.rb
/usr/lib/ruby/vendor_ruby/em-socksify/socks5.rb
/usr/lib/ruby/vendor_ruby/em-socksify/socksify.rb
/usr/lib/ruby/vendor_ruby/em-socksify/version.rb
/usr/lib/ruby/vendor_ruby/em-socksify.rb
/usr/share/
/usr/share/doc/
/usr/share/doc/ruby-em-socksify/README.md
/usr/share/doc/ruby-em-socksify/changelog.Debian.gz
/usr/share/doc/ruby-em-socksify/copyright
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/ruby-em-socksify
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/
/usr/share/rubygems-integration/all/specifications/em-socksify-0.3.1.gemspec