[INFO] fetching crate hungarian 1.1.1...
[INFO] testing hungarian-1.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate hungarian 1.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hungarian 1.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matrixmultiply v0.2.4
[INFO] [stderr]   Downloaded const_fn v0.4.4
[INFO] [stderr]   Downloaded oorandom v11.1.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.1
[INFO] [stderr]   Downloaded tinytemplate v1.2.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.0
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded rayon-core v1.9.0
[INFO] [stderr]   Downloaded fixedbitset v0.3.1
[INFO] [stderr]   Downloaded criterion-plot v0.4.3
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.0
[INFO] [stderr]   Downloaded csv-core v0.1.10
[INFO] [stderr]   Downloaded csv v1.1.5
[INFO] [stderr]   Downloaded rayon v1.5.0
[INFO] [stderr]   Downloaded serde_cbor v0.11.1
[INFO] [stderr]   Downloaded pathfinding v2.1.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.1
[INFO] [stderr]   Downloaded criterion v0.3.3
[INFO] [stderr]   Downloaded rawpointer v0.2.1
[INFO] [stderr]   Downloaded memoffset v0.6.1
[INFO] [stderr]   Downloaded half v1.6.0
[INFO] [stderr]   Downloaded ndarray v0.13.1
[INFO] [stderr]   Downloaded plotters v0.2.15
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 69fc77ef12a1184ee4f809bb872aad9075b04b45057bc632f839a3836b955894
[INFO] running `Command { std: "docker" "start" "-a" "69fc77ef12a1184ee4f809bb872aad9075b04b45057bc632f839a3836b955894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69fc77ef12a1184ee4f809bb872aad9075b04b45057bc632f839a3836b955894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69fc77ef12a1184ee4f809bb872aad9075b04b45057bc632f839a3836b955894", kill_on_drop: false }`
[INFO] [stdout] 69fc77ef12a1184ee4f809bb872aad9075b04b45057bc632f839a3836b955894
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] ad075f1ce0a7f72dc369cf7c528a8452ef060aea89a663bd77baa7db9b7b4e7c
[INFO] running `Command { std: "docker" "start" "-a" "ad075f1ce0a7f72dc369cf7c528a8452ef060aea89a663bd77baa7db9b7b4e7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling hungarian v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.64s
[INFO] running `Command { std: "docker" "inspect" "ad075f1ce0a7f72dc369cf7c528a8452ef060aea89a663bd77baa7db9b7b4e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad075f1ce0a7f72dc369cf7c528a8452ef060aea89a663bd77baa7db9b7b4e7c", kill_on_drop: false }`
[INFO] [stdout] ad075f1ce0a7f72dc369cf7c528a8452ef060aea89a663bd77baa7db9b7b4e7c
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b486035a0db7a7832b25287c8c1f9bb34b97d8f59dd2fb428e920c85c08c927
[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" "6b486035a0db7a7832b25287c8c1f9bb34b97d8f59dd2fb428e920c85c08c927", kill_on_drop: false }`
[INFO] [stderr]    Compiling pathfinding v2.1.1
[INFO] [stderr]    Compiling hungarian v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "6b486035a0db7a7832b25287c8c1f9bb34b97d8f59dd2fb428e920c85c08c927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b486035a0db7a7832b25287c8c1f9bb34b97d8f59dd2fb428e920c85c08c927", kill_on_drop: false }`
[INFO] [stdout] 6b486035a0db7a7832b25287c8c1f9bb34b97d8f59dd2fb428e920c85c08c927
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5d64983cdfa50d187794ace352cfb1f87b8cb98d83c4faacf8e82823505180f
[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" "f5d64983cdfa50d187794ace352cfb1f87b8cb98d83c4faacf8e82823505180f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hungarian-82d127eea62ca9a4
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test tests::test_basic_0x0 ... ok
[INFO] [stdout] test tests::test_basic_1x1 ... ok
[INFO] [stdout] test tests::test_basic_1x2 ... ok
[INFO] [stdout] test tests::test_basic_2x1 ... ok
[INFO] [stdout] test tests::test_party_3x3 ... ok
[INFO] [stdout] test tests::test_basic_2x2 ... ok
[INFO] [stdout] test tests::test_python_10x10 ... ok
[INFO] [stdout] test tests::test_rectangle_3x4 ... ok
[INFO] [stdout] test tests::test_sales_3x3 ... ok
[INFO] [stdout] test tests::test_rectangle_4x5 ... ok
[INFO] [stdout] test tests::test_python_5x5 ... ok
[INFO] [stdout] test tests::test_stack_overflow_4x4 ... ok
[INFO] [stdout] test tests::test_rectangle_5x4 ... ok
[INFO] [stdout] test tests::test_python_20x20 ... ok
[INFO] [stdout] test tests::test_wikipedia_4x4 ... ok
[INFO] [stdout] test tests::test_wikihow_5x5 ... ok
[INFO] [stdout] test tests::test_rectangle_1xn ... ok
[INFO] [stdout] test tests::test_rectangle_nx1 ... 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_stack_overflow_14x11 ... ok
[INFO] [stdout] test tests::test_worst_case ... ok
[INFO] [stdout] test tests::test_stress ... ok
[INFO] [stdout] test tests::test_large ... 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" "f5d64983cdfa50d187794ace352cfb1f87b8cb98d83c4faacf8e82823505180f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d64983cdfa50d187794ace352cfb1f87b8cb98d83c4faacf8e82823505180f", kill_on_drop: false }`
[INFO] [stdout] f5d64983cdfa50d187794ace352cfb1f87b8cb98d83c4faacf8e82823505180f