/usr/ is in ruby-samuel 0.3.3-1.
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/samuel/
/usr/lib/ruby/vendor_ruby/samuel/log_entries/
/usr/lib/ruby/vendor_ruby/samuel/log_entries/net_http.rb
/usr/lib/ruby/vendor_ruby/samuel/log_entries/base.rb
/usr/lib/ruby/vendor_ruby/samuel/log_entries/http_client.rb
/usr/lib/ruby/vendor_ruby/samuel/diary.rb
/usr/lib/ruby/vendor_ruby/samuel/driver_patches/
/usr/lib/ruby/vendor_ruby/samuel/driver_patches/net_http.rb
/usr/lib/ruby/vendor_ruby/samuel/driver_patches/http_client.rb
/usr/lib/ruby/vendor_ruby/samuel/loader.rb
/usr/lib/ruby/vendor_ruby/samuel.rb
/usr/share/
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/ruby-samuel
/usr/share/doc/
/usr/share/doc/ruby-samuel/
/usr/share/doc/ruby-samuel/changelog.Debian.gz
/usr/share/doc/ruby-samuel/copyright
/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/samuel-0.3.3.gemspec
/usr/share/rubygems-integration/2.0/
/usr/share/rubygems-integration/2.0/specifications/
/usr/share/rubygems-integration/2.0/specifications/samuel-0.3.3.gemspec