/usr/lib/ruby/vendor_ruby/moneta/adapters/ is in ruby-moneta 0.7.20-2.2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/ruby/vendor_ruby/moneta/adapters/activerecord.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/cassandra.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/client.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/cookie.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/couch.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/datamapper.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/daybreak.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/dbm.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/file.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/fog.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/gdbm.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/hbase.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/kyotocabinet.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/leveldb.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/lmdb.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/localmemcache.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/lruhash.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/memcached/
/usr/lib/ruby/vendor_ruby/moneta/adapters/memcached.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/memcached/dalli.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/memcached/native.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/memory.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/mongo.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/null.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/pstore.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/redis.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/restclient.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/riak.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/sdbm.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/sequel.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/sqlite.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/tdb.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/tokyocabinet.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/tokyotyrant.rb
/usr/lib/ruby/vendor_ruby/moneta/adapters/yaml.rb