Auto merge of #4676 - mgeisler:ci-caching, r=alexcrichton
authorbors <bors@rust-lang.org>
Tue, 31 Oct 2017 00:48:46 +0000 (00:48 +0000)
committerbors <bors@rust-lang.org>
Tue, 31 Oct 2017 00:48:46 +0000 (00:48 +0000)
Explain why caching is only done on $HOME/.cargo/bin/ in Travis

After having experimented with the Travis and AppVeyor caches, I concluded that they don't really help here: they're large and take a very long time to both download when the build starts and upload after it is finished.

1  2 
.travis.yml

diff --cc .travis.yml
Simple merge