[INFO] cloning repository https://github.com/Kerollmops/group-by
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kerollmops/group-by" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fgroup-by", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fgroup-by'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a04cc6471b245683105cf98537dc2f06dea88ca0
[INFO] testing Kerollmops/group-by against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fgroup-by" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kerollmops/group-by on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kerollmops/group-by
[INFO] finished tweaking git repo https://github.com/Kerollmops/group-by
[INFO] tweaked toml for git repo https://github.com/Kerollmops/group-by written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ceed0c3acaf4a5a8128d854446f2906d528e82b9b11718343005426c6765de21
[INFO] running `Command { std: "docker" "start" "-a" "ceed0c3acaf4a5a8128d854446f2906d528e82b9b11718343005426c6765de21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ceed0c3acaf4a5a8128d854446f2906d528e82b9b11718343005426c6765de21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceed0c3acaf4a5a8128d854446f2906d528e82b9b11718343005426c6765de21", kill_on_drop: false }`
[INFO] [stdout] ceed0c3acaf4a5a8128d854446f2906d528e82b9b11718343005426c6765de21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b28c5f3c3de1da34292c539506b83bc9c2ccd5d56aa3b22e0e4046977d625b3f
[INFO] running `Command { std: "docker" "start" "-a" "b28c5f3c3de1da34292c539506b83bc9c2ccd5d56aa3b22e0e4046977d625b3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling slice-group-by v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "b28c5f3c3de1da34292c539506b83bc9c2ccd5d56aa3b22e0e4046977d625b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b28c5f3c3de1da34292c539506b83bc9c2ccd5d56aa3b22e0e4046977d625b3f", kill_on_drop: false }`
[INFO] [stdout] b28c5f3c3de1da34292c539506b83bc9c2ccd5d56aa3b22e0e4046977d625b3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a78778b07787a4eddb24db9c57947603cfe8be463e68aa4d3390319b7919ef97
[INFO] running `Command { std: "docker" "start" "-a" "a78778b07787a4eddb24db9c57947603cfe8be463e68aa4d3390319b7919ef97", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling slice-group-by v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.03s
[INFO] running `Command { std: "docker" "inspect" "a78778b07787a4eddb24db9c57947603cfe8be463e68aa4d3390319b7919ef97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a78778b07787a4eddb24db9c57947603cfe8be463e68aa4d3390319b7919ef97", kill_on_drop: false }`
[INFO] [stdout] a78778b07787a4eddb24db9c57947603cfe8be463e68aa4d3390319b7919ef97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b7b9064d7afe3d33b7006dec9128d76cbee701e5987b80603c53c0954c7671dd
[INFO] running `Command { std: "docker" "start" "-a" "b7b9064d7afe3d33b7006dec9128d76cbee701e5987b80603c53c0954c7671dd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slice_group_by-7001d02982f779fb)
[INFO] [stdout] running 57 tests
[INFO] [stdout] test binary_group::tests::back_empty_slice ... ok
[INFO] [stdout] test binary_group::tests::double_ended_dont_cross ... ok
[INFO] [stdout] test binary_group::tests::back_one_little_group ... ok
[INFO] [stdout] test binary_group::tests::back_three_groups ... ok
[INFO] [stdout] test binary_group::tests::back_three_little_groups ... ok
[INFO] [stdout] test binary_group::tests::back_fused_iterator ... ok
[INFO] [stdout] test binary_group::tests::last_overflow ... ok
[INFO] [stdout] test binary_group::tests::last_three_groups ... ok
[INFO] [stdout] test binary_group::tests::fused_iterator ... ok
[INFO] [stdout] test binary_group::tests::last_three_little_groups ... ok
[INFO] [stdout] test binary_group::tests::one_big_group ... ok
[INFO] [stdout] test binary_group::tests::overflow ... ok
[INFO] [stdout] test binary_group::tests::three_groups ... ok
[INFO] [stdout] test binary_group::tests::three_little_groups ... ok
[INFO] [stdout] test binary_group::tests::two_equal_groups ... ok
[INFO] [stdout] test binary_group::tests::two_little_equal_groups ... ok
[INFO] [stdout] test exponential_group::tests::back_empty_slice ... ok
[INFO] [stdout] test exponential_group::tests::back_fused_iterator ... ok
[INFO] [stdout] test exponential_group::tests::back_one_little_group ... ok
[INFO] [stdout] test exponential_group::tests::back_three_groups ... ok
[INFO] [stdout] test exponential_group::tests::back_three_little_groups ... ok
[INFO] [stdout] test exponential_group::tests::double_ended_dont_cross ... ok
[INFO] [stdout] test exponential_group::tests::fused_iterator ... ok
[INFO] [stdout] test exponential_group::tests::last_overflow ... ok
[INFO] [stdout] test exponential_group::tests::last_three_little_groups ... ok
[INFO] [stdout] test exponential_group::tests::last_three_groups ... ok
[INFO] [stdout] test exponential_group::tests::one_big_group ... ok
[INFO] [stdout] test exponential_group::tests::three_little_groups ... ok
[INFO] [stdout] test exponential_group::tests::overflow ... ok
[INFO] [stdout] test exponential_group::tests::three_groups ... ok
[INFO] [stdout] test exponential_group::tests::two_equal_groups ... ok
[INFO] [stdout] test exponential_group::tests::two_little_equal_groups ... ok
[INFO] [stdout] test linear_group::tests::back_empty_slice ... ok
[INFO] [stdout] test linear_group::tests::back_fused_iterator ... ok
[INFO] [stdout] test linear_group::tests::back_three_little_groups ... ok
[INFO] [stdout] test linear_group::tests::back_three_groups ... ok
[INFO] [stdout] test linear_group::tests::last_overflow ... ok
[INFO] [stdout] test linear_group::tests::last_three_groups ... ok
[INFO] [stdout] test linear_group::tests::one_big_group ... ok
[INFO] [stdout] test linear_group::tests::back_one_little_group ... ok
[INFO] [stdout] test linear_group::tests::last_three_little_groups ... ok
[INFO] [stdout] test linear_group::tests::predicate_call_param_order ... ok
[INFO] [stdout] test linear_group::tests::three_groups ... ok
[INFO] [stdout] test linear_str_group::tests::str_mut_easy ... ok
[INFO] [stdout] test linear_str_group::tests::str_mut_rev_easy ... ok
[INFO] [stdout] test linear_str_group::tests::str_rev_ascii_cjk ... ok
[INFO] [stdout] test linear_str_group::tests::str_ascii_cjk ... ok
[INFO] [stdout] test linear_str_group::tests::str_kanji ... ok
[INFO] [stderr]    Doc-tests slice-group-by
[INFO] [stdout] test linear_group::tests::two_little_equal_groups ... ok
[INFO] [stdout] test linear_group::tests::overflow ... ok
[INFO] [stdout] test linear_group::tests::fused_iterator ... ok
[INFO] [stdout] test linear_group::tests::rev_predicate_call_param_order ... ok
[INFO] [stdout] test linear_group::tests::double_ended_dont_cross ... ok
[INFO] [stdout] test linear_str_group::tests::str_rev_easy ... ok
[INFO] [stdout] test linear_group::tests::two_equal_groups ... ok
[INFO] [stdout] test linear_group::tests::three_little_groups ... ok
[INFO] [stdout] test linear_str_group::tests::str_easy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - exponential_search_by_key (line 272) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - exponential_search_by (line 225) ... ok
[INFO] [stdout] test src/lib.rs - exponential_search (line 191) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b7b9064d7afe3d33b7006dec9128d76cbee701e5987b80603c53c0954c7671dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b9064d7afe3d33b7006dec9128d76cbee701e5987b80603c53c0954c7671dd", kill_on_drop: false }`
[INFO] [stdout] b7b9064d7afe3d33b7006dec9128d76cbee701e5987b80603c53c0954c7671dd