/usr/ is in ruby-celluloid-extras 0.20.5-1.
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/celluloid/
/usr/lib/ruby/vendor_ruby/celluloid/extras/
/usr/lib/ruby/vendor_ruby/celluloid/extras/rehasher.rb
/usr/lib/ruby/vendor_ruby/celluloid/extras/hash.rb
/usr/lib/ruby/vendor_ruby/celluloid/extras/version.rb
/usr/share/
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/
/usr/share/rubygems-integration/all/specifications/celluloid-extras-0.20.5.gemspec
/usr/share/doc/
/usr/share/doc/ruby-celluloid-extras/
/usr/share/doc/ruby-celluloid-extras/copyright
/usr/share/doc/ruby-celluloid-extras/changelog.Debian.gz
/usr/share/doc/ruby-celluloid-extras/README.md