/usr/ is in ruby-sidekiq-cron 0.6.3-4.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/sidekiq/
/usr/lib/ruby/vendor_ruby/sidekiq/cron/
/usr/share/doc/ruby-sidekiq-cron/README.md.gz
/usr/lib/
/usr/lib/ruby/vendor_ruby/sidekiq/cron/job.rb
/usr/lib/ruby/vendor_ruby/sidekiq/cron/launcher.rb
/usr/lib/ruby/vendor_ruby/sidekiq/cron/locales/
/usr/lib/ruby/vendor_ruby/sidekiq/cron/locales/de.yml
/usr/lib/ruby/vendor_ruby/sidekiq/cron/locales/en.yml
/usr/lib/ruby/vendor_ruby/sidekiq/cron/locales/ru.yml
/usr/lib/ruby/vendor_ruby/sidekiq/cron/poller.rb
/usr/lib/ruby/vendor_ruby/sidekiq/cron/support.rb
/usr/lib/ruby/vendor_ruby/sidekiq/cron/views/
/usr/lib/ruby/vendor_ruby/sidekiq/cron/views/cron.erb
/usr/lib/ruby/vendor_ruby/sidekiq/cron/views/cron.slim
/usr/lib/ruby/vendor_ruby/sidekiq/cron/web.rb
/usr/lib/ruby/vendor_ruby/sidekiq/cron/web_extension.rb
/usr/lib/ruby/vendor_ruby/sidekiq/cron.rb
/usr/lib/ruby/vendor_ruby/sidekiq-cron.rb
/usr/share/
/usr/share/doc/
/usr/share/doc/ruby-sidekiq-cron/
/usr/share/doc/ruby-sidekiq-cron/changelog.Debian.gz
/usr/share/doc/ruby-sidekiq-cron/copyright
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/
/usr/share/rubygems-integration/all/specifications/sidekiq-cron-0.6.3.gemspec