Auto merge of #4429 - ishitatsuyuki:test-purge, r=matklad
authorbors <bors@rust-lang.org>
Thu, 24 Aug 2017 09:01:00 +0000 (09:01 +0000)
committerbors <bors@rust-lang.org>
Thu, 24 Aug 2017 09:01:00 +0000 (09:01 +0000)
cargotest: purge deps

Blocking rust-lang/rust#42588.


Trivial merge