Auto merge of #3858 - alexcrichton:fix-ci, r=alexcrichton
authorbors <bors@rust-lang.org>
Thu, 23 Mar 2017 15:28:45 +0000 (15:28 +0000)
committerbors <bors@rust-lang.org>
Thu, 23 Mar 2017 15:28:45 +0000 (15:28 +0000)
Attempt to fix CI

Travis looks to have switched to rustup.rs


Trivial merge