[INFO] crate hdrhistogram 6.3.4 is already in cache
[INFO] extracting crate hdrhistogram 6.3.4 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/hdrhistogram/6.3.4
[INFO] extracting crate hdrhistogram 6.3.4 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/hdrhistogram/6.3.4
[INFO] validating manifest of hdrhistogram-6.3.4 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hdrhistogram-6.3.4 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hdrhistogram-6.3.4
[INFO] removed 1 missing examples
[INFO] finished frobbing hdrhistogram-6.3.4
[INFO] frobbed toml for hdrhistogram-6.3.4 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/hdrhistogram/6.3.4/Cargo.toml
[INFO] started frobbing hdrhistogram-6.3.4
[INFO] removed 1 missing examples
[INFO] finished frobbing hdrhistogram-6.3.4
[INFO] frobbed toml for hdrhistogram-6.3.4 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/hdrhistogram/6.3.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking hdrhistogram-6.3.4 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-4/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/hdrhistogram/6.3.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 841d134bc6a50ad79eacf058af9856651972d908a984afe1d34773cc060c0636
[INFO] running `"docker" "start" "-a" "841d134bc6a50ad79eacf058af9856651972d908a984afe1d34773cc060c0636"`
[INFO] [stderr]    Compiling rug v1.5.2
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]     Checking hdrhistogram v6.3.4 (/opt/crater/workdir)
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.1.14
[INFO] [stderr] error[E0432]: unresolved import `self::test`
[INFO] [stderr]  --> benches/record.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use self::test::Bencher;
[INFO] [stderr]   |           ^^^^ maybe a missing `extern crate test;`?
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `test`
[INFO] [stderr]  --> benches/interval_log.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use test::Bencher;
[INFO] [stderr]   |     ^^^^ help: a similar path exists: `test::test`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `hdrhistogram`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `hdrhistogram`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `self::test`
[INFO] [stderr]  --> benches/serialization.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use self::test::Bencher;
[INFO] [stderr]   |           ^^^^ maybe a missing `extern crate test;`?
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `hdrhistogram`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "841d134bc6a50ad79eacf058af9856651972d908a984afe1d34773cc060c0636"`
[INFO] running `"docker" "rm" "-f" "841d134bc6a50ad79eacf058af9856651972d908a984afe1d34773cc060c0636"`
[INFO] [stdout] 841d134bc6a50ad79eacf058af9856651972d908a984afe1d34773cc060c0636