[INFO] fetching crate tokio-task-queue 4.0.2...
[INFO] testing tokio-task-queue-4.0.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate tokio-task-queue 4.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tokio-task-queue 4.0.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dd26a5f76a23ed8bceb493b2d03fded1f87eaa2fc4bc0dfc330e68ab99aa675
[INFO] running `Command { std: "docker" "start" "-a" "5dd26a5f76a23ed8bceb493b2d03fded1f87eaa2fc4bc0dfc330e68ab99aa675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd26a5f76a23ed8bceb493b2d03fded1f87eaa2fc4bc0dfc330e68ab99aa675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd26a5f76a23ed8bceb493b2d03fded1f87eaa2fc4bc0dfc330e68ab99aa675", kill_on_drop: false }`
[INFO] [stdout] 5dd26a5f76a23ed8bceb493b2d03fded1f87eaa2fc4bc0dfc330e68ab99aa675
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34dac2688e585748ee29fbf1c8e02ece323b2e4e0b2fd5d35ff411ac4b8bc4fc
[INFO] running `Command { std: "docker" "start" "-a" "34dac2688e585748ee29fbf1c8e02ece323b2e4e0b2fd5d35ff411ac4b8bc4fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling event-listener v2.5.2
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-channel v1.6.1
[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 7.08s
[INFO] running `Command { std: "docker" "inspect" "34dac2688e585748ee29fbf1c8e02ece323b2e4e0b2fd5d35ff411ac4b8bc4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34dac2688e585748ee29fbf1c8e02ece323b2e4e0b2fd5d35ff411ac4b8bc4fc", kill_on_drop: false }`
[INFO] [stdout] 34dac2688e585748ee29fbf1c8e02ece323b2e4e0b2fd5d35ff411ac4b8bc4fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c456ed56e2442b739246171b090f90947b9f4baa9602621176af797a22e97f5e
[INFO] running `Command { std: "docker" "start" "-a" "c456ed56e2442b739246171b090f90947b9f4baa9602621176af797a22e97f5e", 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" "c456ed56e2442b739246171b090f90947b9f4baa9602621176af797a22e97f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c456ed56e2442b739246171b090f90947b9f4baa9602621176af797a22e97f5e", kill_on_drop: false }`
[INFO] [stdout] c456ed56e2442b739246171b090f90947b9f4baa9602621176af797a22e97f5e