/usr/lib/ruby/vendor_ruby/ is in evernote-mode 0.41-3.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/ruby/vendor_ruby/Evernote/
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/user_store_types.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/note_store_types.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/note_store_constants.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/errors_constants.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/limits_types.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/user_store_constants.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/errors_types.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/types_constants.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/user_store.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/limits_constants.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/note_store.rb
/usr/lib/ruby/vendor_ruby/Evernote/EDAM/types_types.rb
/usr/lib/ruby/vendor_ruby/thrift.rb
/usr/lib/ruby/vendor_ruby/thrift/
/usr/lib/ruby/vendor_ruby/thrift/thrift_native.rb
/usr/lib/ruby/vendor_ruby/thrift/struct_union.rb
/usr/lib/ruby/vendor_ruby/thrift/union.rb
/usr/lib/ruby/vendor_ruby/thrift/exceptions.rb
/usr/lib/ruby/vendor_ruby/thrift/core_ext/
/usr/lib/ruby/vendor_ruby/thrift/core_ext/fixnum.rb
/usr/lib/ruby/vendor_ruby/thrift/struct.rb
/usr/lib/ruby/vendor_ruby/thrift/serializer/
/usr/lib/ruby/vendor_ruby/thrift/serializer/deserializer.rb
/usr/lib/ruby/vendor_ruby/thrift/serializer/serializer.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/
/usr/lib/ruby/vendor_ruby/thrift/transport/base_transport.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/framed_transport.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/io_stream_transport.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/base_server_transport.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/unix_server_socket.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/unix_socket.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/http_client_transport.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/memory_buffer_transport.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/server_socket.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/socket.rb
/usr/lib/ruby/vendor_ruby/thrift/transport/buffered_transport.rb
/usr/lib/ruby/vendor_ruby/thrift/server/
/usr/lib/ruby/vendor_ruby/thrift/server/threaded_server.rb
/usr/lib/ruby/vendor_ruby/thrift/server/simple_server.rb
/usr/lib/ruby/vendor_ruby/thrift/server/nonblocking_server.rb
/usr/lib/ruby/vendor_ruby/thrift/server/mongrel_http_server.rb
/usr/lib/ruby/vendor_ruby/thrift/server/base_server.rb
/usr/lib/ruby/vendor_ruby/thrift/server/thread_pool_server.rb
/usr/lib/ruby/vendor_ruby/thrift/processor.rb
/usr/lib/ruby/vendor_ruby/thrift/client.rb
/usr/lib/ruby/vendor_ruby/thrift/core_ext.rb
/usr/lib/ruby/vendor_ruby/thrift/protocol/
/usr/lib/ruby/vendor_ruby/thrift/protocol/base_protocol.rb
/usr/lib/ruby/vendor_ruby/thrift/protocol/compact_protocol.rb
/usr/lib/ruby/vendor_ruby/thrift/protocol/binary_protocol.rb
/usr/lib/ruby/vendor_ruby/thrift/protocol/binary_protocol_accelerated.rb
/usr/lib/ruby/vendor_ruby/thrift/types.rb