Pick up https://github.com/rust-lang/cargo/pull/3590, to print errors without waiting for parallel jobs.
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---
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Source-Repo: https://github.com/servo/servo
Source-Revision: c0ff8f8a65ab5be3ec42bd1de89c79f5e761b531
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With the previous cargo (and servo’s current rustc, which is newer), `./mach cargo check` warns:
```
warning: --crate-type=metadata is deprecated, prefer --emit=metadata
```
---
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Source-Repo: https://github.com/servo/servo
Source-Revision: a379b17b4aefc10172b0c455743f5f1f710f6fea
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---
<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `__` with appropriate data: -->
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This version includes the new `cargo check`:
https://github.com/rust-lang/cargo/pull/3296
Source-Repo: https://github.com/servo/servo
Source-Revision: be896712ac56f69d95b31e0d5a459fbd86f71bd8
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---
<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `__` with appropriate data: -->
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Source-Repo: https://github.com/servo/servo
Source-Revision: e2d956eb62f35e6646501b058296da33ca96fe00
