Auto merge of #3409 - matklad:workspace-manifest-error, r=alexcrichton
authorbors <bors@rust-lang.org>
Thu, 15 Dec 2016 19:04:28 +0000 (19:04 +0000)
committerbors <bors@rust-lang.org>
Thu, 15 Dec 2016 19:04:28 +0000 (19:04 +0000)
Don't ignore errors in workspace manifest

Closes #3407

If we find `Cargo.toml` during an up tree traversal, we'd better not to ignore errors within it!


Trivial merge