In GNU Emacs 25.1.50.5 (x86_64-unknown-linux-gnu, GTK+ Version 3.18.9)
 of 2016-05-08 built on axl
Repository revision: 2eb6817ba971184cc109f8530f4b3b38f65650ea
Windowing system distributor 'The X.Org Foundation', version 11.0.11803000
System Description:	Ubuntu 16.04 LTS