[INFO] fetching crate snail_sort 1.0.1...
[INFO] testing snail_sort-1.0.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[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 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 4e2a6f8a675e08d85b59ce72ec38640c1264188556af0810c5cf2f336161a0af
[INFO] running `Command { std: "docker" "start" "-a" "4e2a6f8a675e08d85b59ce72ec38640c1264188556af0810c5cf2f336161a0af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e2a6f8a675e08d85b59ce72ec38640c1264188556af0810c5cf2f336161a0af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2a6f8a675e08d85b59ce72ec38640c1264188556af0810c5cf2f336161a0af", kill_on_drop: false }`
[INFO] [stdout] 4e2a6f8a675e08d85b59ce72ec38640c1264188556af0810c5cf2f336161a0af
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--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] 50faa640c85daff74711aaba0fd066918f3b2909bed21e51f59e0d4e2ddeb8cd
[INFO] running `Command { std: "docker" "start" "-a" "50faa640c85daff74711aaba0fd066918f3b2909bed21e51f59e0d4e2ddeb8cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling snail_sort v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "50faa640c85daff74711aaba0fd066918f3b2909bed21e51f59e0d4e2ddeb8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50faa640c85daff74711aaba0fd066918f3b2909bed21e51f59e0d4e2ddeb8cd", kill_on_drop: false }`
[INFO] [stdout] 50faa640c85daff74711aaba0fd066918f3b2909bed21e51f59e0d4e2ddeb8cd
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57ab750ad99ea2fecfb53ec41fb6483bd1c796c404e4576cdd52bef019da6993
[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" "57ab750ad99ea2fecfb53ec41fb6483bd1c796c404e4576cdd52bef019da6993", kill_on_drop: false }`
[INFO] [stderr]    Compiling snail_sort v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "57ab750ad99ea2fecfb53ec41fb6483bd1c796c404e4576cdd52bef019da6993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ab750ad99ea2fecfb53ec41fb6483bd1c796c404e4576cdd52bef019da6993", kill_on_drop: false }`
[INFO] [stdout] 57ab750ad99ea2fecfb53ec41fb6483bd1c796c404e4576cdd52bef019da6993
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", 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] 6f67d528c4e8af9e9ae3c5f9e0376ec44e2d81a1df52c2956ca332a6b7e6c554
[INFO] running `Command { std: "docker" "start" "-a" "6f67d528c4e8af9e9ae3c5f9e0376ec44e2d81a1df52c2956ca332a6b7e6c554", 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-9b5683043896a322)
[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-9b5683043896a322` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "6f67d528c4e8af9e9ae3c5f9e0376ec44e2d81a1df52c2956ca332a6b7e6c554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f67d528c4e8af9e9ae3c5f9e0376ec44e2d81a1df52c2956ca332a6b7e6c554", kill_on_drop: false }`
[INFO] [stdout] 6f67d528c4e8af9e9ae3c5f9e0376ec44e2d81a1df52c2956ca332a6b7e6c554