[INFO] fetching crate task-group 0.2.1...
[INFO] testing task-group-0.2.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate task-group 0.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate task-group 0.2.1 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 task-group 0.2.1
[INFO] finished tweaking crates.io crate task-group 0.2.1
[INFO] tweaked toml for crates.io crate task-group 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate task-group 0.2.1 already has a lockfile, it will not be regenerated
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 751b3e786cb1fab29d4feec9119a253c39763dfc00fea2d7171e5c88d79b26c9
[INFO] running `Command { std: "docker" "start" "-a" "751b3e786cb1fab29d4feec9119a253c39763dfc00fea2d7171e5c88d79b26c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "751b3e786cb1fab29d4feec9119a253c39763dfc00fea2d7171e5c88d79b26c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751b3e786cb1fab29d4feec9119a253c39763dfc00fea2d7171e5c88d79b26c9", kill_on_drop: false }`
[INFO] [stdout] 751b3e786cb1fab29d4feec9119a253c39763dfc00fea2d7171e5c88d79b26c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b8e397cd0bf2f054da3498ed5720073d740c071ce39e1dd94aedb26956cfd6ac
[INFO] running `Command { std: "docker" "start" "-a" "b8e397cd0bf2f054da3498ed5720073d740c071ce39e1dd94aedb26956cfd6ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling task-group v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.12s
[INFO] running `Command { std: "docker" "inspect" "b8e397cd0bf2f054da3498ed5720073d740c071ce39e1dd94aedb26956cfd6ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e397cd0bf2f054da3498ed5720073d740c071ce39e1dd94aedb26956cfd6ac", kill_on_drop: false }`
[INFO] [stdout] b8e397cd0bf2f054da3498ed5720073d740c071ce39e1dd94aedb26956cfd6ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 56047f7210dafe77b28447a4278461aa6f44add60a70d229567f7c0d70b94a57
[INFO] running `Command { std: "docker" "start" "-a" "56047f7210dafe77b28447a4278461aa6f44add60a70d229567f7c0d70b94a57", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling task-group v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "56047f7210dafe77b28447a4278461aa6f44add60a70d229567f7c0d70b94a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56047f7210dafe77b28447a4278461aa6f44add60a70d229567f7c0d70b94a57", kill_on_drop: false }`
[INFO] [stdout] 56047f7210dafe77b28447a4278461aa6f44add60a70d229567f7c0d70b94a57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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", kill_on_drop: false }`
[INFO] [stdout] 32b6b00f77ed28e355aad0ab7639450c7d62fdd819ace09900d904a7c12b525c
[INFO] running `Command { std: "docker" "start" "-a" "32b6b00f77ed28e355aad0ab7639450c7d62fdd819ace09900d904a7c12b525c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/task_group-5ccf102215e62448)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::child_task_errors ... ok
[INFO] [stdout] test test::many_nested_children ... ok
[INFO] [stdout] test test::empty_child ... ok
[INFO] [stdout] test test::one_empty_task ... ok
[INFO] [stdout] test test::no_task ... ok
[INFO] [stdout] test test::root_task_errors ... ok
[INFO] [stdout] test test::many_nested_children_error ... ok
[INFO] [stdout] test test::child_task_panics ... ok
[INFO] [stdout] test test::root_task_panics ... ok
[INFO] [stdout] test test::child_sleep_no_timeout ... ok
[INFO] [stdout] test test::child_sleep_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests task-group
[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" "32b6b00f77ed28e355aad0ab7639450c7d62fdd819ace09900d904a7c12b525c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32b6b00f77ed28e355aad0ab7639450c7d62fdd819ace09900d904a7c12b525c", kill_on_drop: false }`
[INFO] [stdout] 32b6b00f77ed28e355aad0ab7639450c7d62fdd819ace09900d904a7c12b525c