[beta] Update cargo

[sgrif]

This updates Cargo to the latest rust-1.34.0 branch

r? @alexcrichton

[rust-highfive]

⚠️ Warning ⚠️

• Pull requests are usually filed against the master branch for this repo, but this one is against beta. Please double check that you specified the right target!
• These commits modify submodules.

[rust-highfive]

The job x86_64-gnu-llvm-6.0 of your PR failed on Travis (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.

travis_time:end:007b6c09:start=1554157244701541953,finish=1554157328584379550,duration=83882837597
$ git checkout -qf FETCH_HEAD
travis_fold:end:git.checkout

Encrypted environment variables have been removed for security reasons.
See https://docs.travis-ci.com/user/pull-requests/#pull-requests-and-security-restrictions
$ export SCCACHE_BUCKET=rust-lang-ci-sccache2
$ export SCCACHE_REGION=us-west-1
$ export GCP_CACHE_BUCKET=rust-lang-ci-cache
Setting environment variables from .travis.yml
---
###################################                                       49.5%
######################################################################## 100.0%
[00:02:52] extracting /checkout/obj/build/cache/2019-02-28/cargo-0.34.0-x86_64-unknown-linux-gnu.tar.gz
[00:02:52]     Updating crates.io index
[00:03:06] error: the lock file /checkout/Cargo.lock needs to be updated but --locked was passed to prevent this
[00:03:06] Build completed unsuccessfully in 0:00:28
[00:03:06] make: *** [prepare] Error 1
[00:03:06] Makefile:70: recipe for target 'prepare' failed
[00:03:07] Command failed. Attempt 2/5:
[00:03:07] Command failed. Attempt 2/5:
[00:03:07]     Updating crates.io index
[00:03:08] error: the lock file /checkout/Cargo.lock needs to be updated but --locked was passed to prevent this
[00:03:08] Build completed unsuccessfully in 0:00:00
[00:03:08] Makefile:70: recipe for target 'prepare' failed
[00:03:08] make: *** [prepare] Error 1
[00:03:10] Command failed. Attempt 3/5:
[00:03:10] Command failed. Attempt 3/5:
[00:03:10]     Updating crates.io index
[00:03:10] error: the lock file /checkout/Cargo.lock needs to be updated but --locked was passed to prevent this
[00:03:10] Build completed unsuccessfully in 0:00:00
[00:03:10] make: *** [prepare] Error 1
[00:03:10] Makefile:70: recipe for target 'prepare' failed
[00:03:13] Command failed. Attempt 4/5:
[00:03:13] Command failed. Attempt 4/5:
[00:03:14]     Updating crates.io index
[00:03:14] error: the lock file /checkout/Cargo.lock needs to be updated but --locked was passed to prevent this
[00:03:14] Build completed unsuccessfully in 0:00:00
[00:03:14] make: *** [prepare] Error 1
[00:03:14] Makefile:70: recipe for target 'prepare' failed
[00:03:18] Command failed. Attempt 5/5:
[00:03:18] Command failed. Attempt 5/5:
[00:03:18]     Updating crates.io index
[00:03:19] error: the lock file /checkout/Cargo.lock needs to be updated but --locked was passed to prevent this
[00:03:19] Build completed unsuccessfully in 0:00:00
[00:03:19] Makefile:70: recipe for target 'prepare' failed
[00:03:19] make: *** [prepare] Error 1
[00:03:19] The command has failed after 5 attempts.

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)

[sgrif]

Not entirely sure what to make of that build log

[ehuss]

@sgrif run cargo update -p cargo in the root to pick up the new http dependency.

[sgrif]

Thanks, should be green now

[alexcrichton]

@bors: r+

[bors]

📌 Commit 567bc15 has been approved by alexcrichton

[Centril]

@bors p=1

[bors]

⌛ Testing commit 567bc15 with merge f0e6d140b1776f11c904c47ca35d76ef5bdd78ef...

[pietroalbini]

@bors retry

Yielding priority since this is going to be rolled up.

[bors]

⌛ Testing commit 567bc15 with merge 59400ff...

[bors]

☀️ Test successful - checks-travis, status-appveyor
Approved by: alexcrichton
Pushing 59400ff to beta...