Update rustc-guide

[mark-i-m]

No description provided.

[rust-highfive]

r? @GuillaumeGomez

(rust_highfive has picked a reviewer for you, use r? to override)

[rust-highfive]

⚠️ Warning ⚠️

• These commits modify submodules.

[mark-i-m]

no rollup please

[mark-i-m]

r? @ehuss

[JohnTitor]

@bors rollup=never

[rust-highfive]

The job x86_64-gnu-tools of your PR failed (pretty log, raw log). Through arcane magic we have determined that the following fragments from the build log may contain information about the problem.

Click to expand the log.

2019-12-06T17:27:51.5670962Z ##[command]git remote add origin https://github.com/rust-lang/rust
2019-12-06T17:27:51.5869751Z ##[command]git config gc.auto 0
2019-12-06T17:27:51.5956255Z ##[command]git config --get-all http.https://github.com/rust-lang/rust.extraheader
2019-12-06T17:27:51.6014478Z ##[command]git config --get-all http.proxy
2019-12-06T17:27:51.6179113Z ##[command]git -c http.extraheader="AUTHORIZATION: basic ***" fetch --force --tags --prune --progress --no-recurse-submodules --depth=2 origin +refs/heads/*:refs/remotes/origin/* +refs/pull/67096/merge:refs/remotes/pull/67096/merge
---
2019-12-06T19:09:51.1907814Z error: Unable to retrieve "http://www.cs.rice.edu/%7Eyguo/pubs/PID824943.pdf": http://www.cs.rice.edu/%7Eyguo/pubs/PID824943.pdf: error trying to connect: failed to lookup address information: Temporary failure in name resolution
2019-12-06T19:09:51.1909202Z 
2019-12-06T19:09:51.1910643Z     ┌── appendix/bibliography.md:27:3 ───
2019-12-06T19:09:51.1911217Z     │
2019-12-06T19:09:51.1912727Z  27 │ * [Work-first and help-first scheduling policies for async-finish task parallelism](http://www.cs.rice.edu/%7Eyguo/pubs/PID824943.pdf) - More general than fully-strict work stealing
2019-12-06T19:09:51.1913952Z     │
2019-12-06T19:09:51.1914124Z 
2019-12-06T19:09:51.1977625Z Error: One or more incorrect links
2019-12-06T19:09:51.1977884Z 
---
2019-12-06T19:53:36.0095875Z 
2019-12-06T19:53:36.0096298Z If you do intend to update 'rustc-guide', please check the error messages above and
2019-12-06T19:53:36.0096484Z commit another update.
2019-12-06T19:53:36.0096601Z 
2019-12-06T19:53:36.0096917Z If you do NOT intend to update 'rustc-guide', please ensure you did not accidentally
2019-12-06T19:53:36.0097312Z change the submodule at 'src/doc/rustc-guide'. You may ask your reviewer for the
2019-12-06T19:53:36.0097481Z proper steps.
2019-12-06T19:53:36.0097621Z   local time: Fri Dec  6 19:53:35 UTC 2019
2019-12-06T19:53:36.0097660Z   network time: Fri, 06 Dec 2019 19:53:35 GMT
2019-12-06T19:53:36.0097871Z == end clock drift check ==
2019-12-06T19:53:36.3823113Z 
2019-12-06T19:53:36.3823113Z 
2019-12-06T19:53:36.3923678Z ##[error]Bash exited with code '3'.
2019-12-06T19:53:36.3956903Z ##[section]Starting: Checkout
2019-12-06T19:53:36.3959185Z ==============================================================================
2019-12-06T19:53:36.3959265Z Task         : Get sources
2019-12-06T19:53:36.3959313Z Description  : Get sources from a repository. Supports Git, TfsVC, and SVN repositories.

I'm a bot! I can only do what humans tell me to, so if this was not helpful or you have suggestions for improvements, please ping or otherwise contact @TimNN. (Feature Requests)

[mark-i-m]

CI failure is spurious

[ehuss]

@bors r+

[bors]

📌 Commit 03222c0 has been approved by ehuss

[bors]

⌛ Testing commit 03222c0 with merge 7de9402...

[bors]

☀️ Test successful - checks-azure
Approved by: ehuss
Pushing 7de9402 to master...

[rust-highfive]

📣 Toolstate changed by #67096!

Tested on commit 7de9402.
Direct link to PR: #67096

🎉 rustc-guide on linux: test-fail → test-pass (cc @JohnTitor @amanjeev @spastorino @mark-i-m, @rust-lang/infra).