Update reference of rlibc crate to compiler-builtins crate

[king6cong]

No description provided.

[rust-highfive]

r? @rkruppe

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[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:126d9955:start=1546413708489329191,finish=1546413709504195055,duration=1014865864 $ 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 --- [00:03:14] travis_fold:start:tidy travis_time:start:tidy tidy check [00:03:14] tidy error: /checkout/src/libcore/lib.rs:27: line longer than 100 chars [00:03:15] some tidy checks failed [00:03:15] [00:03:15] [00:03:15] command did not execute successfully: "/checkout/obj/build/x86_64-unknown-linux-gnu/stage0-tools-bin/tidy" "/checkout/src" "/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/bin/cargo" "--no-vendor" "--quiet" [00:03:15] [00:03:15] [00:03:15] failed to run: /checkout/obj/build/bootstrap/debug/bootstrap test src/tools/tidy [00:03:15] Build completed unsuccessfully in 0:00:47 [00:03:15] Build completed unsuccessfully in 0:00:47 [00:03:15] make: *** [tidy] Error 1 [00:03:15] Makefile:69: recipe for target 'tidy' failed The command "stamp sh -x -c "$RUN_SCRIPT"" exited with 2. travis_time:start:10f4371b $ date && (curl -fs --head https://google.com | grep ^Date: | sed 's/Date: //g' || true) Wed Jan 2 07:25:14 UTC 2019 --- travis_time:end:0808614c:start=1546413914602346695,finish=1546413914607584530,duration=5237835 travis_fold:end:after_failure.3 travis_fold:start:after_failure.4 travis_time:start:0118f8cb $ 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:0306de18 travis_time:start:0306de18 $ 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:2c507076 $ dmesg | grep -i kill 

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[hanna-kruppe]

I don't really know anything about this situation so r? @alexcrichton

[alexcrichton]

@bors: r+

[bors]

📌 Commit 185636e has been approved by alexcrichton

[kennytm]

r? @alexcrichton

[alexcrichton]

@bors: r+ rollup

[bors]

📌 Commit 5581207 has been approved by alexcrichton