Rollup of 5 pull requests

[GuillaumeGomez]

Successful merges:

• Support multiple versions of MdBook for docs #57495 (Support multiple versions of MdBook for docs)
• Default images #57552 (Default images)
• Add regression test for #54582 #57791 (Add regression test for Index out of bounds panic when compiling project #54582)
• Use structured suggestion in stead of notes #57795 (Use structured suggestion in stead of notes)
• Corrected spelling inconsistency #57798 (Corrected spelling inconsistency)

Failed merges:

r? @ghost

[GuillaumeGomez]

@bors: r+ p=5

[bors]

📌 Commit 79f57aa has been approved by GuillaumeGomez

[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:126a393c:start=1548101546472067657,finish=1548101618263621152,duration=71791553495
$ 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
Setting environment variables from .travis.yml
$ export IMAGE=x86_64-gnu-llvm-6.0
---
[00:05:37]    Compiling tempfile v3.0.5
[00:05:39]    Compiling arena v0.0.0 (/checkout/src/libarena)
[00:05:40]    Compiling syntax_pos v0.0.0 (/checkout/src/libsyntax_pos)
[00:05:44]    Compiling rustc_errors v0.0.0 (/checkout/src/librustc_errors)
[00:05:58] error[E0412]: cannot find type `ParenthesisedArgs` in this scope
[00:05:58]    --> src/libsyntax/ast.rs:195:6
[00:05:58]     |
[00:05:58] 195 | impl ParenthesisedArgs {
[00:05:58]     |      ^^^^^^^^^^^^^^^^^ did you mean `ParenthesizedArgs`?
[00:06:04] error: aborting due to previous error
[00:06:04] 
[00:06:04] For more information about this error, try `rustc --explain E0412`.
[00:06:04] error: Could not compile `syntax`.
[00:06:04] error: Could not compile `syntax`.
[00:06:04] 
[00:06:04] To learn more, run the command again with --verbose.
[00:06:04] command did not execute successfully: "/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/bin/cargo" "build" "--target" "x86_64-unknown-linux-gnu" "-j" "4" "--release" "--locked" "--color" "always" "--features" "" "--manifest-path" "/checkout/src/rustc/Cargo.toml" "--message-format" "json"
[00:06:04] expected success, got: exit code: 101
[00:06:04] failed to run: /checkout/obj/build/bootstrap/debug/bootstrap build
[00:06:04] Build completed unsuccessfully in 0:02:25
[00:06:04] Makefile:18: recipe for target 'all' failed
[00:06:04] make: *** [all] Error 1
The command "stamp sh -x -c "$RUN_SCRIPT"" exited with 2.
travis_time:start:002183cf
$ date && (curl -fs --head https://google.com | grep ^Date: | sed 's/Date: //g' || true)
Mon Jan 21 20:19:51 UTC 2019

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)

[bors]

⌛ Testing commit 79f57aa with merge dd81cf1238f659abd854aa267b45a50b91437c94...

[Centril]

I would avoid including changes to .lock files in rollups :)

[GuillaumeGomez]

Arg, didn't see it...

[bors]

💔 Test failed - status-appveyor

[rust-highfive]

The job dist-armv7-linux 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.

[00:05:29] [RUSTC-TIMING] syntax_pos test:false 3.910
[00:05:29]    Compiling rustc_errors v0.0.0 (/checkout/src/librustc_errors)
[00:05:40] [RUSTC-TIMING] rustc_target test:false 15.161
[00:05:41] [RUSTC-TIMING] rustc_errors test:false 12.043
[00:05:42] error[E0412]: cannot find type `ParenthesisedArgs` in this scope
[00:05:42]    --> src/libsyntax/ast.rs:195:6
[00:05:42]     |
[00:05:42] 195 | impl ParenthesisedArgs {
[00:05:42]     |      ^^^^^^^^^^^^^^^^^ did you mean `ParenthesizedArgs`?
[00:05:47] error: aborting due to previous error
[00:05:47] 
[00:05:47] For more information about this error, try `rustc --explain E0412`.
[00:05:47] [RUSTC-TIMING] syntax test:false 6.190
---
travis_time:end:050a4e5c:start=1548106080640405879,finish=1548106080655733232,duration=15327353
travis_fold:end:after_failure.3
travis_fold:start:after_failure.4
travis_time:start:08c353ef
$ ln -s . checkout && for CORE in obj/cores/core.*; do EXE=$(echo $CORE | sed 's|obj/cores/core\.[0-9]*\.!checkout!\(.*\)|\1|;y|!|/|'); if [ -f "$EXE" ]; then printf travis_fold":start:crashlog\n\033[31;1m%s\033[0m\n" "$CORE"; gdb --batch -q -c "$CORE" "$EXE" -iex 'set auto-load off' -iex 'dir src/' -iex 'set sysroot .' -ex bt -ex q; echo travis_fold":"end:crashlog; fi; done || true
travis_fold:end:after_failure.4
travis_fold:start:after_failure.5
travis_time:start:03b97ac0
travis_time:start:03b97ac0
$ cat ./obj/build/x86_64-unknown-linux-gnu/native/asan/build/lib/asan/clang_rt.asan-dynamic-i386.vers || true
cat: ./obj/build/x86_64-unknown-linux-gnu/native/asan/build/lib/asan/clang_rt.asan-dynamic-i386.vers: No such file or directory
travis_fold:end:after_failure.5
travis_fold:start:after_failure.6
travis_time:start:040be123
$ dmesg | grep -i kill

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)