[INFO] fetching crate tokio-task-queue 4.0.2...
[INFO] testing tokio-task-queue-4.0.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate tokio-task-queue 4.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tokio-task-queue 4.0.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-task-queue 4.0.2
[INFO] finished tweaking crates.io crate tokio-task-queue 4.0.2
[INFO] tweaked toml for crates.io crate tokio-task-queue 4.0.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-interruptible-future v8.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b33d3d00501e9ed406a3038021403f9cb7687f633bb6807654f4faab971906e
[INFO] running `Command { std: "docker" "start" "-a" "4b33d3d00501e9ed406a3038021403f9cb7687f633bb6807654f4faab971906e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b33d3d00501e9ed406a3038021403f9cb7687f633bb6807654f4faab971906e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b33d3d00501e9ed406a3038021403f9cb7687f633bb6807654f4faab971906e", kill_on_drop: false }`
[INFO] [stdout] 4b33d3d00501e9ed406a3038021403f9cb7687f633bb6807654f4faab971906e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 903d0c54758749d3a4976cdbb6fb4a7d10ebf729a63621ed79a905fbf7d06128
[INFO] running `Command { std: "docker" "start" "-a" "903d0c54758749d3a4976cdbb6fb4a7d10ebf729a63621ed79a905fbf7d06128", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-interruptible-future v8.0.0
[INFO] [stderr]    Compiling tokio-task-queue v4.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "903d0c54758749d3a4976cdbb6fb4a7d10ebf729a63621ed79a905fbf7d06128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903d0c54758749d3a4976cdbb6fb4a7d10ebf729a63621ed79a905fbf7d06128", kill_on_drop: false }`
[INFO] [stdout] 903d0c54758749d3a4976cdbb6fb4a7d10ebf729a63621ed79a905fbf7d06128
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56a0468f6c96299838de3b06f8e4a257f1bb8891ccf57ca95e5e690ab069a0f8
[INFO] running `Command { std: "docker" "start" "-a" "56a0468f6c96299838de3b06f8e4a257f1bb8891ccf57ca95e5e690ab069a0f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-task-queue v4.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/tasks_with_regular_pauses.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     use std::sync::Arc;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::Mutex`
[INFO] [stdout]   --> src/tasks_with_regular_pauses.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     use tokio::sync::Mutex;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/tasks_with_regular_pauses.rs:140:33
[INFO] [stdout]     |
[INFO] [stdout] 140 |             OurTaskQueue::spawn(queue.clone(), interrupt_notifier_rx);
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 expected `&mut OurTaskQueue`, found struct `OurTaskQueue`
[INFO] [stdout]     |                                 help: consider mutably borrowing here: `&mut queue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-task-queue` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "56a0468f6c96299838de3b06f8e4a257f1bb8891ccf57ca95e5e690ab069a0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a0468f6c96299838de3b06f8e4a257f1bb8891ccf57ca95e5e690ab069a0f8", kill_on_drop: false }`
[INFO] [stdout] 56a0468f6c96299838de3b06f8e4a257f1bb8891ccf57ca95e5e690ab069a0f8