[INFO] fetching crate transiter 0.1.0...
[INFO] testing transiter-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate transiter 0.1.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate transiter 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate transiter 0.1.0
[INFO] finished tweaking crates.io crate transiter 0.1.0
[INFO] tweaked toml for crates.io crate transiter 0.1.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e64a8e7a38e56fd37eb95d29d6ad7ab1fa2f6a5aea9bbe2f5370f4b5eb144a8e
[INFO] running `Command { std: "docker" "start" "-a" "e64a8e7a38e56fd37eb95d29d6ad7ab1fa2f6a5aea9bbe2f5370f4b5eb144a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e64a8e7a38e56fd37eb95d29d6ad7ab1fa2f6a5aea9bbe2f5370f4b5eb144a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64a8e7a38e56fd37eb95d29d6ad7ab1fa2f6a5aea9bbe2f5370f4b5eb144a8e", kill_on_drop: false }`
[INFO] [stdout] e64a8e7a38e56fd37eb95d29d6ad7ab1fa2f6a5aea9bbe2f5370f4b5eb144a8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4abf9f57c012f6e4ebda00bd53bbc5866162970d700bce814b9518eece0d07cd
[INFO] running `Command { std: "docker" "start" "-a" "4abf9f57c012f6e4ebda00bd53bbc5866162970d700bce814b9518eece0d07cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling transiter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "4abf9f57c012f6e4ebda00bd53bbc5866162970d700bce814b9518eece0d07cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4abf9f57c012f6e4ebda00bd53bbc5866162970d700bce814b9518eece0d07cd", kill_on_drop: false }`
[INFO] [stdout] 4abf9f57c012f6e4ebda00bd53bbc5866162970d700bce814b9518eece0d07cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dee3659b4bcf956fe24613e97e87c12dd8e991ed5113ddb913aeca5a67b79a44
[INFO] running `Command { std: "docker" "start" "-a" "dee3659b4bcf956fe24613e97e87c12dd8e991ed5113ddb913aeca5a67b79a44", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling transiter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.09s
[INFO] running `Command { std: "docker" "inspect" "dee3659b4bcf956fe24613e97e87c12dd8e991ed5113ddb913aeca5a67b79a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee3659b4bcf956fe24613e97e87c12dd8e991ed5113ddb913aeca5a67b79a44", kill_on_drop: false }`
[INFO] [stdout] dee3659b4bcf956fe24613e97e87c12dd8e991ed5113ddb913aeca5a67b79a44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a931534703fd045b1709ac5f30e85f147fa2d42a1366ca9fa142d0095236f0f2
[INFO] running `Command { std: "docker" "start" "-a" "a931534703fd045b1709ac5f30e85f147fa2d42a1366ca9fa142d0095236f0f2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/transiter-e8e31e49dd652aa8)
[INFO] [stdout] test tests::node_count_depth_first ... ok
[INFO] [stdout] test tests::node_count_depth_first_unordered ... ok
[INFO] [stdout] test tests::smoke ... ok
[INFO] [stdout] test tests::node_count_breadth_first ... ok
[INFO] [stdout] test tests::node_order_depth_first_unordered ... ok
[INFO] [stdout] test tests::node_order_depth_first ... ok
[INFO] [stdout] test tests::node_order_breadth_first has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "a931534703fd045b1709ac5f30e85f147fa2d42a1366ca9fa142d0095236f0f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a931534703fd045b1709ac5f30e85f147fa2d42a1366ca9fa142d0095236f0f2", kill_on_drop: false }`
[INFO] [stdout] a931534703fd045b1709ac5f30e85f147fa2d42a1366ca9fa142d0095236f0f2