/usr/lib/ is in ruby-will-paginate 3.0.5-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/will_paginate/
/usr/lib/ruby/vendor_ruby/will_paginate/sequel.rb
/usr/lib/ruby/vendor_ruby/will_paginate/page_number.rb
/usr/lib/ruby/vendor_ruby/will_paginate/per_page.rb
/usr/lib/ruby/vendor_ruby/will_paginate/data_mapper.rb
/usr/lib/ruby/vendor_ruby/will_paginate/i18n.rb
/usr/lib/ruby/vendor_ruby/will_paginate/deprecation.rb
/usr/lib/ruby/vendor_ruby/will_paginate/collection.rb
/usr/lib/ruby/vendor_ruby/will_paginate/array.rb
/usr/lib/ruby/vendor_ruby/will_paginate/locale/
/usr/lib/ruby/vendor_ruby/will_paginate/locale/en.yml
/usr/lib/ruby/vendor_ruby/will_paginate/active_record.rb
/usr/lib/ruby/vendor_ruby/will_paginate/core_ext.rb
/usr/lib/ruby/vendor_ruby/will_paginate/railtie.rb
/usr/lib/ruby/vendor_ruby/will_paginate/version.rb
/usr/lib/ruby/vendor_ruby/will_paginate/view_helpers.rb
/usr/lib/ruby/vendor_ruby/will_paginate/view_helpers/
/usr/lib/ruby/vendor_ruby/will_paginate/view_helpers/merb.rb
/usr/lib/ruby/vendor_ruby/will_paginate/view_helpers/link_renderer.rb
/usr/lib/ruby/vendor_ruby/will_paginate/view_helpers/action_view.rb
/usr/lib/ruby/vendor_ruby/will_paginate/view_helpers/link_renderer_base.rb
/usr/lib/ruby/vendor_ruby/will_paginate/view_helpers/sinatra.rb
/usr/lib/ruby/vendor_ruby/will_paginate.rb