[INFO] fetching crate arc-calc 0.1.4...
[INFO] testing arc-calc-0.1.4 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate arc-calc 0.1.4 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate arc-calc 0.1.4 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc-calc 0.1.4
[INFO] finished tweaking crates.io crate arc-calc 0.1.4
[INFO] tweaked toml for crates.io crate arc-calc 0.1.4 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate crates.io crate arc-calc 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2537330df727c6c75889c2ab8ea53693b394d569fd05789b345d5d0c9ae7b531
[INFO] running `Command { std: "docker" "start" "-a" "2537330df727c6c75889c2ab8ea53693b394d569fd05789b345d5d0c9ae7b531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2537330df727c6c75889c2ab8ea53693b394d569fd05789b345d5d0c9ae7b531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2537330df727c6c75889c2ab8ea53693b394d569fd05789b345d5d0c9ae7b531", kill_on_drop: false }`
[INFO] [stdout] 2537330df727c6c75889c2ab8ea53693b394d569fd05789b345d5d0c9ae7b531
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88694aad4dc0e20622c654fecfa77b2361570260b171587754f6d33211df6523
[INFO] running `Command { std: "docker" "start" "-a" "88694aad4dc0e20622c654fecfa77b2361570260b171587754f6d33211df6523", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc-calc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "88694aad4dc0e20622c654fecfa77b2361570260b171587754f6d33211df6523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88694aad4dc0e20622c654fecfa77b2361570260b171587754f6d33211df6523", kill_on_drop: false }`
[INFO] [stdout] 88694aad4dc0e20622c654fecfa77b2361570260b171587754f6d33211df6523
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d81448bd4838522953c30e919af5659995407be4c20dd602c8977b3d1257dcfc
[INFO] running `Command { std: "docker" "start" "-a" "d81448bd4838522953c30e919af5659995407be4c20dd602c8977b3d1257dcfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc-calc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "d81448bd4838522953c30e919af5659995407be4c20dd602c8977b3d1257dcfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d81448bd4838522953c30e919af5659995407be4c20dd602c8977b3d1257dcfc", kill_on_drop: false }`
[INFO] [stdout] d81448bd4838522953c30e919af5659995407be4c20dd602c8977b3d1257dcfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0bf6b9839cf4a973bde8cf2ae4f6120bce7fca8c0b46214223852fddbd30dae
[INFO] running `Command { std: "docker" "start" "-a" "a0bf6b9839cf4a973bde8cf2ae4f6120bce7fca8c0b46214223852fddbd30dae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arc_calc-12f42319ab756e6a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a0bf6b9839cf4a973bde8cf2ae4f6120bce7fca8c0b46214223852fddbd30dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0bf6b9839cf4a973bde8cf2ae4f6120bce7fca8c0b46214223852fddbd30dae", kill_on_drop: false }`
[INFO] [stdout] a0bf6b9839cf4a973bde8cf2ae4f6120bce7fca8c0b46214223852fddbd30dae
