[INFO] fetching crate snail_sort 1.0.1...
[INFO] testing snail_sort-1.0.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate snail_sort 1.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate snail_sort 1.0.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snail_sort 1.0.1
[INFO] finished tweaking crates.io crate snail_sort 1.0.1
[INFO] tweaked toml for crates.io crate snail_sort 1.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 651e8cf23e30a482fd38451ed6535d7f7fbadb2acba47fc01e4e49746990b5ea
[INFO] running `Command { std: "docker" "start" "-a" "651e8cf23e30a482fd38451ed6535d7f7fbadb2acba47fc01e4e49746990b5ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "651e8cf23e30a482fd38451ed6535d7f7fbadb2acba47fc01e4e49746990b5ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "651e8cf23e30a482fd38451ed6535d7f7fbadb2acba47fc01e4e49746990b5ea", kill_on_drop: false }`
[INFO] [stdout] 651e8cf23e30a482fd38451ed6535d7f7fbadb2acba47fc01e4e49746990b5ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a125e41e5c5d53b93b108ccabfadaa5961b2a6e7562c5ed2b3958511fa32d685
[INFO] running `Command { std: "docker" "start" "-a" "a125e41e5c5d53b93b108ccabfadaa5961b2a6e7562c5ed2b3958511fa32d685", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling snail_sort v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "a125e41e5c5d53b93b108ccabfadaa5961b2a6e7562c5ed2b3958511fa32d685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a125e41e5c5d53b93b108ccabfadaa5961b2a6e7562c5ed2b3958511fa32d685", kill_on_drop: false }`
[INFO] [stdout] a125e41e5c5d53b93b108ccabfadaa5961b2a6e7562c5ed2b3958511fa32d685
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eae1b0e430c52ce5b306c2a41a85bd3ded7aed3b16aa174d3ceae097450963c9
[INFO] running `Command { std: "docker" "start" "-a" "eae1b0e430c52ce5b306c2a41a85bd3ded7aed3b16aa174d3ceae097450963c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling snail_sort v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "eae1b0e430c52ce5b306c2a41a85bd3ded7aed3b16aa174d3ceae097450963c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae1b0e430c52ce5b306c2a41a85bd3ded7aed3b16aa174d3ceae097450963c9", kill_on_drop: false }`
[INFO] [stdout] eae1b0e430c52ce5b306c2a41a85bd3ded7aed3b16aa174d3ceae097450963c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] deab7f8e17126298b45b9bde1a88f421c9c506b074d6c86e56c19dd5de73b25b
[INFO] running `Command { std: "docker" "start" "-a" "deab7f8e17126298b45b9bde1a88f421c9c506b074d6c86e56c19dd5de73b25b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snail_sort-0481a7788a1baf2d)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::width_3_with_height_4 ... ok
[INFO] [stdout] test tests::width_0_with_height_0 ... ok
[INFO] [stdout] test tests::bench_7kx7k ... ok
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/snail_sort-0481a7788a1baf2d` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "deab7f8e17126298b45b9bde1a88f421c9c506b074d6c86e56c19dd5de73b25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deab7f8e17126298b45b9bde1a88f421c9c506b074d6c86e56c19dd5de73b25b", kill_on_drop: false }`
[INFO] [stdout] deab7f8e17126298b45b9bde1a88f421c9c506b074d6c86e56c19dd5de73b25b