[INFO] fetching crate snail_sort 1.0.1...
[INFO] testing snail_sort-1.0.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate snail_sort 1.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate snail_sort 1.0.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 20eee94fc34cd6aa8e4acf4d4abc480db7b7414f968660001262c0ec705adee4
[INFO] running `Command { std: "docker" "start" "-a" "20eee94fc34cd6aa8e4acf4d4abc480db7b7414f968660001262c0ec705adee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20eee94fc34cd6aa8e4acf4d4abc480db7b7414f968660001262c0ec705adee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20eee94fc34cd6aa8e4acf4d4abc480db7b7414f968660001262c0ec705adee4", kill_on_drop: false }`
[INFO] [stdout] 20eee94fc34cd6aa8e4acf4d4abc480db7b7414f968660001262c0ec705adee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 827610690ef4b351f61108d95fd9e14fd2b39a51cdbc38640a2baf6f19a8e862
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "827610690ef4b351f61108d95fd9e14fd2b39a51cdbc38640a2baf6f19a8e862", kill_on_drop: false }`
[INFO] [stderr]    Compiling snail_sort v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "827610690ef4b351f61108d95fd9e14fd2b39a51cdbc38640a2baf6f19a8e862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "827610690ef4b351f61108d95fd9e14fd2b39a51cdbc38640a2baf6f19a8e862", kill_on_drop: false }`
[INFO] [stdout] 827610690ef4b351f61108d95fd9e14fd2b39a51cdbc38640a2baf6f19a8e862
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 79e9e3c6c926b6f7d3d6efa91c51d2c6e55ae3b9c7d8cce4d647e52a3af603ab
[INFO] running `Command { std: "docker" "start" "-a" "79e9e3c6c926b6f7d3d6efa91c51d2c6e55ae3b9c7d8cce4d647e52a3af603ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling snail_sort v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "79e9e3c6c926b6f7d3d6efa91c51d2c6e55ae3b9c7d8cce4d647e52a3af603ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e9e3c6c926b6f7d3d6efa91c51d2c6e55ae3b9c7d8cce4d647e52a3af603ab", kill_on_drop: false }`
[INFO] [stdout] 79e9e3c6c926b6f7d3d6efa91c51d2c6e55ae3b9c7d8cce4d647e52a3af603ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 105a0f51b2082089524ad689602a0b9dae4fae29db4b310e6ffc0d521dff7121
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "105a0f51b2082089524ad689602a0b9dae4fae29db4b310e6ffc0d521dff7121", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snail_sort-0481a7788a1baf2d)
[INFO] [stdout] 
[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" "105a0f51b2082089524ad689602a0b9dae4fae29db4b310e6ffc0d521dff7121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105a0f51b2082089524ad689602a0b9dae4fae29db4b310e6ffc0d521dff7121", kill_on_drop: false }`
[INFO] [stdout] 105a0f51b2082089524ad689602a0b9dae4fae29db4b310e6ffc0d521dff7121