/usr/ is in ruby-delayed-job-active-record 4.0.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/ruby/vendor_ruby/
/usr/lib/
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/generators/
/usr/lib/ruby/vendor_ruby/generators/delayed_job/
/usr/lib/ruby/vendor_ruby/generators/delayed_job/active_record_generator.rb
/usr/lib/ruby/vendor_ruby/generators/delayed_job/templates/
/usr/lib/ruby/vendor_ruby/generators/delayed_job/templates/migration.rb
/usr/lib/ruby/vendor_ruby/generators/delayed_job/templates/upgrade_migration.rb
/usr/lib/ruby/vendor_ruby/generators/delayed_job/upgrade_generator.rb
/usr/lib/ruby/vendor_ruby/generators/delayed_job/next_migration_version.rb
/usr/lib/ruby/vendor_ruby/delayed/
/usr/lib/ruby/vendor_ruby/delayed/backend/
/usr/lib/ruby/vendor_ruby/delayed/backend/active_record.rb
/usr/lib/ruby/vendor_ruby/delayed_job_active_record.rb
/usr/share/
/usr/share/doc/
/usr/share/doc/ruby-delayed-job-active-record/
/usr/share/doc/ruby-delayed-job-active-record/copyright
/usr/share/doc/ruby-delayed-job-active-record/README.md
/usr/share/doc/ruby-delayed-job-active-record/changelog.Debian.gz
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/
/usr/share/rubygems-integration/all/specifications/delayed_job_active_record-4.0.3.gemspec