Auto merge of #5493 - ehuss:fix-changing_bin_features_caches_targets, r=matklad
authorbors <bors@rust-lang.org>
Mon, 7 May 2018 06:55:24 +0000 (06:55 +0000)
committerbors <bors@rust-lang.org>
Mon, 7 May 2018 06:55:24 +0000 (06:55 +0000)
Fix random Windows CI error for changing_bin_features_caches_targets

Fixes #5481.


Trivial merge