/usr/ is in ruby-request-store 1.3.0-1.
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/request_store.rb
/usr/lib/ruby/vendor_ruby/request_store/
/usr/lib/ruby/vendor_ruby/request_store/railtie.rb
/usr/lib/ruby/vendor_ruby/request_store/version.rb
/usr/lib/ruby/vendor_ruby/request_store/middleware.rb
/usr/share/
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/
/usr/share/rubygems-integration/all/specifications/request_store-1.3.0.gemspec
/usr/share/doc/
/usr/share/doc/ruby-request-store/
/usr/share/doc/ruby-request-store/copyright
/usr/share/doc/ruby-request-store/changelog.Debian.gz
/usr/share/doc/ruby-request-store/README.md