[INFO] crate kth 0.1.0 is already in cache
[INFO] extracting crate kth 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/kth/0.1.0
[INFO] extracting crate kth 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kth/0.1.0
[INFO] validating manifest of kth-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kth-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kth-0.1.0
[INFO] finished frobbing kth-0.1.0
[INFO] frobbed toml for kth-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/kth/0.1.0/Cargo.toml
[INFO] started frobbing kth-0.1.0
[INFO] finished frobbing kth-0.1.0
[INFO] frobbed toml for kth-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kth/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing kth-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/kth/0.1.0:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 9a5bd9758425daa061dcf0a32bc47d5182d5fda377c623d34f69f2f82a36fce6
[INFO] running `"docker" "start" "-a" "9a5bd9758425daa061dcf0a32bc47d5182d5fda377c623d34f69f2f82a36fce6"`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling kth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "9a5bd9758425daa061dcf0a32bc47d5182d5fda377c623d34f69f2f82a36fce6"`
[INFO] running `"docker" "rm" "-f" "9a5bd9758425daa061dcf0a32bc47d5182d5fda377c623d34f69f2f82a36fce6"`
[INFO] [stdout] 9a5bd9758425daa061dcf0a32bc47d5182d5fda377c623d34f69f2f82a36fce6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/kth/0.1.0:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2bbd110139ffbec63777df546fccf12c786d49a8f1c6340e6f5b6e070f61d51b
[INFO] running `"docker" "start" "-a" "2bbd110139ffbec63777df546fccf12c786d49a8f1c6340e6f5b6e070f61d51b"`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling quickcheck v0.4.1
[INFO] [stderr]    Compiling kth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/slice.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 |             let mut d = &mut d[..];
[INFO] [stderr]    |                 ----^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.11s
[INFO] running `"docker" "inspect" "2bbd110139ffbec63777df546fccf12c786d49a8f1c6340e6f5b6e070f61d51b"`
[INFO] running `"docker" "rm" "-f" "2bbd110139ffbec63777df546fccf12c786d49a8f1c6340e6f5b6e070f61d51b"`
[INFO] [stdout] 2bbd110139ffbec63777df546fccf12c786d49a8f1c6340e6f5b6e070f61d51b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/kth/0.1.0:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] c3c05ff966ff6ce992bcc78728522aec0ce84e0eebe11ffafc059df89397156e
[INFO] running `"docker" "start" "-a" "c3c05ff966ff6ce992bcc78728522aec0ce84e0eebe11ffafc059df89397156e"`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/kth-b0df5ad55b0c7c3b
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test quickselect::test::partition5 ... ok
[INFO] [stdout] test quickselect::test::partition5_2 ... ok
[INFO] [stdout] test quickselect::test::sort5 ... ok
[INFO] [stdout] test quickselect::test::sort3 ... ok
[INFO] [stdout] test quickselect::test::qs_median_of_medians ... ok
[INFO] [stdout] test quickselect::test::hoare_partition_qc ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/slice-0ce8eec42d681944
[INFO] [stdout] test quickselect::test::qs_repeated_step3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test pbk ... ok
[INFO] [stderr]    Doc-tests kth
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test src/lib.rs - SliceExtKth::partition_by_kth (line 52) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c3c05ff966ff6ce992bcc78728522aec0ce84e0eebe11ffafc059df89397156e"`
[INFO] running `"docker" "rm" "-f" "c3c05ff966ff6ce992bcc78728522aec0ce84e0eebe11ffafc059df89397156e"`
[INFO] [stdout] c3c05ff966ff6ce992bcc78728522aec0ce84e0eebe11ffafc059df89397156e