[INFO] fetching crate task-group 0.2.2...
[INFO] testing task-group-0.2.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate task-group 0.2.2 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate task-group 0.2.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate task-group 0.2.2
[INFO] finished tweaking crates.io crate task-group 0.2.2
[INFO] tweaked toml for crates.io crate task-group 0.2.2 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate crates.io crate task-group 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c97ad14370fd8f64819c3e49c14743ce35a049f2e1c6ca20ad30543d5c543e91
[INFO] running `Command { std: "docker" "start" "-a" "c97ad14370fd8f64819c3e49c14743ce35a049f2e1c6ca20ad30543d5c543e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c97ad14370fd8f64819c3e49c14743ce35a049f2e1c6ca20ad30543d5c543e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97ad14370fd8f64819c3e49c14743ce35a049f2e1c6ca20ad30543d5c543e91", kill_on_drop: false }`
[INFO] [stdout] c97ad14370fd8f64819c3e49c14743ce35a049f2e1c6ca20ad30543d5c543e91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5adc36de1f6fb6e286f7c6ba7d482d88fbb1ea64af6f2d8f7f7c83b5a471731
[INFO] running `Command { std: "docker" "start" "-a" "e5adc36de1f6fb6e286f7c6ba7d482d88fbb1ea64af6f2d8f7f7c83b5a471731", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling once_cell v1.7.2
[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 num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling task-group v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.75s
[INFO] running `Command { std: "docker" "inspect" "e5adc36de1f6fb6e286f7c6ba7d482d88fbb1ea64af6f2d8f7f7c83b5a471731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5adc36de1f6fb6e286f7c6ba7d482d88fbb1ea64af6f2d8f7f7c83b5a471731", kill_on_drop: false }`
[INFO] [stdout] e5adc36de1f6fb6e286f7c6ba7d482d88fbb1ea64af6f2d8f7f7c83b5a471731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f585d41ca711c02e53fe531d455dead6bc73f54fb985093e643159a0b83ad95d
[INFO] running `Command { std: "docker" "start" "-a" "f585d41ca711c02e53fe531d455dead6bc73f54fb985093e643159a0b83ad95d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling task-group v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.29s
[INFO] running `Command { std: "docker" "inspect" "f585d41ca711c02e53fe531d455dead6bc73f54fb985093e643159a0b83ad95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f585d41ca711c02e53fe531d455dead6bc73f54fb985093e643159a0b83ad95d", kill_on_drop: false }`
[INFO] [stdout] f585d41ca711c02e53fe531d455dead6bc73f54fb985093e643159a0b83ad95d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 398c243221920b9a545ba6ac8d59b9a7b148d323075a5c27f5ced30c8d4f6f10
[INFO] running `Command { std: "docker" "start" "-a" "398c243221920b9a545ba6ac8d59b9a7b148d323075a5c27f5ced30c8d4f6f10", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/task_group-2256d0cc07eddc1f)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::no_task ... ok
[INFO] [stdout] test test::child_task_errors ... ok
[INFO] [stdout] test test::many_nested_children_error ... 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::sizes_of_futures ... ok
[INFO] [stdout] test test::root_task_errors ... ok
[INFO] [stdout] test test::child_task_panics ... ok
[INFO] [stdout] test test::root_task_panics ... ok
[INFO] [stdout] test test::child_sleep_timeout ... ok
[INFO] [stdout] test test::child_sleep_no_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.07s
[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" "398c243221920b9a545ba6ac8d59b9a7b148d323075a5c27f5ced30c8d4f6f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398c243221920b9a545ba6ac8d59b9a7b148d323075a5c27f5ced30c8d4f6f10", kill_on_drop: false }`
[INFO] [stdout] 398c243221920b9a545ba6ac8d59b9a7b148d323075a5c27f5ced30c8d4f6f10