[INFO] fetching crate hungarian 1.1.1...
[INFO] testing hungarian-1.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate hungarian 1.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hungarian 1.1.1 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 crates.io crate hungarian 1.1.1
[INFO] finished tweaking crates.io crate hungarian 1.1.1
[INFO] tweaked toml for crates.io crate hungarian 1.1.1 written to /workspace/builds/worker-2/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4530328b911e47141fb43d26eb57a88f4174b43938c17d5d0276ebe3a0caa120
[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" "4530328b911e47141fb43d26eb57a88f4174b43938c17d5d0276ebe3a0caa120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4530328b911e47141fb43d26eb57a88f4174b43938c17d5d0276ebe3a0caa120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4530328b911e47141fb43d26eb57a88f4174b43938c17d5d0276ebe3a0caa120", kill_on_drop: false }`
[INFO] [stdout] 4530328b911e47141fb43d26eb57a88f4174b43938c17d5d0276ebe3a0caa120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9779832cc9fbdf4d4cc79f946de34a55ef28acfa3d5800d5020fdadf77d128e6
[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" "9779832cc9fbdf4d4cc79f946de34a55ef28acfa3d5800d5020fdadf77d128e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling fixedbitset v0.3.2
[INFO] [stderr]    Compiling hungarian v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.70s
[INFO] running `Command { std: "docker" "inspect" "9779832cc9fbdf4d4cc79f946de34a55ef28acfa3d5800d5020fdadf77d128e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9779832cc9fbdf4d4cc79f946de34a55ef28acfa3d5800d5020fdadf77d128e6", kill_on_drop: false }`
[INFO] [stdout] 9779832cc9fbdf4d4cc79f946de34a55ef28acfa3d5800d5020fdadf77d128e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2b72c447fb5823b77c36947ddeea3037c8f018b451427b8fbf80f710de252a28
[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" "2b72c447fb5823b77c36947ddeea3037c8f018b451427b8fbf80f710de252a28", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling pathfinding v2.2.1
[INFO] [stderr]    Compiling hungarian v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.34s
[INFO] running `Command { std: "docker" "inspect" "2b72c447fb5823b77c36947ddeea3037c8f018b451427b8fbf80f710de252a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b72c447fb5823b77c36947ddeea3037c8f018b451427b8fbf80f710de252a28", kill_on_drop: false }`
[INFO] [stdout] 2b72c447fb5823b77c36947ddeea3037c8f018b451427b8fbf80f710de252a28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] cd20ea04ca529a6a3e5373975a30e87fef4d4427da2ee7c0e8368e309cfeadaf
[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" "cd20ea04ca529a6a3e5373975a30e87fef4d4427da2ee7c0e8368e309cfeadaf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hungarian-9bf330f6ca55ccb1)
[INFO] [stdout] running 25 tests
[INFO] [stdout] test tests::test_basic_0x0 ... ok
[INFO] [stdout] test tests::test_party_3x3 ... ok
[INFO] [stdout] test tests::test_python_10x10 ... ok
[INFO] [stdout] test tests::test_python_5x5 ... ok
[INFO] [stdout] test tests::test_sales_3x3 ... ok
[INFO] [stdout] test tests::test_stack_overflow_4x4 ... ok
[INFO] [stdout] test tests::test_basic_2x1 ... ok
[INFO] [stdout] test tests::test_stack_overflow_14x11 ... ok
[INFO] [stdout] test tests::test_stack_overflow_6x6 ... ok
[INFO] [stdout] test tests::test_stack_overflow_5x5 ... ok
[INFO] [stdout] test tests::test_stack_overflow_4x4_zeros ... ok
[INFO] [stdout] test tests::test_rectangle_5x4 ... ok
[INFO] [stdout] test tests::test_rectangle_4x5 ... ok
[INFO] [stdout] test tests::test_rectangle_3x4 ... ok
[INFO] [stdout] test tests::test_basic_1x1 ... ok
[INFO] [stdout] test tests::test_basic_1x2 ... ok
[INFO] [stdout] test tests::test_python_20x20 ... ok
[INFO] [stdout] test tests::test_basic_2x2 ... ok
[INFO] [stdout] test tests::test_wikihow_5x5 ... ok
[INFO] [stdout] test tests::test_wikipedia_4x4 ... ok
[INFO] [stdout] test tests::test_rectangle_1xn ... ok
[INFO] [stdout] test tests::test_rectangle_nx1 ... ok
[INFO] [stdout] test tests::test_worst_case ... ok
[INFO] [stdout] test tests::test_stress ... ok
[INFO] [stdout] test tests::test_large has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "cd20ea04ca529a6a3e5373975a30e87fef4d4427da2ee7c0e8368e309cfeadaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd20ea04ca529a6a3e5373975a30e87fef4d4427da2ee7c0e8368e309cfeadaf", kill_on_drop: false }`
[INFO] [stdout] cd20ea04ca529a6a3e5373975a30e87fef4d4427da2ee7c0e8368e309cfeadaf