[INFO] cloning repository https://github.com/pchickey/task-group
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pchickey/task-group" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpchickey%2Ftask-group", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpchickey%2Ftask-group'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e32a947c8509ed71909fbc8fd1651e97706f4a60
[INFO] testing pchickey/task-group against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpchickey%2Ftask-group" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pchickey/task-group on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pchickey/task-group
[INFO] finished tweaking git repo https://github.com/pchickey/task-group
[INFO] tweaked toml for git repo https://github.com/pchickey/task-group written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pchickey/task-group already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbf4af2420fcf50d564b0abf7eac63728c01707b1b5bd15afee0db6d939ac800
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fbf4af2420fcf50d564b0abf7eac63728c01707b1b5bd15afee0db6d939ac800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbf4af2420fcf50d564b0abf7eac63728c01707b1b5bd15afee0db6d939ac800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf4af2420fcf50d564b0abf7eac63728c01707b1b5bd15afee0db6d939ac800", kill_on_drop: false }`
[INFO] [stdout] fbf4af2420fcf50d564b0abf7eac63728c01707b1b5bd15afee0db6d939ac800
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b5c2da7fb810ca2f971f60b9fe3901d89866b27eb5010a52efb6c1d05f99edc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8b5c2da7fb810ca2f971f60b9fe3901d89866b27eb5010a52efb6c1d05f99edc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling parking_lot v0.11.1
[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 32.16s
[INFO] running `Command { std: "docker" "inspect" "8b5c2da7fb810ca2f971f60b9fe3901d89866b27eb5010a52efb6c1d05f99edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5c2da7fb810ca2f971f60b9fe3901d89866b27eb5010a52efb6c1d05f99edc", kill_on_drop: false }`
[INFO] [stdout] 8b5c2da7fb810ca2f971f60b9fe3901d89866b27eb5010a52efb6c1d05f99edc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ada0af5b22a696485b08969ef4c73cfafb15c4b38bb81c31d37fc0d385a3b374
[INFO] running `Command { std: "docker" "start" "-a" "ada0af5b22a696485b08969ef4c73cfafb15c4b38bb81c31d37fc0d385a3b374", kill_on_drop: false }`
[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 10.08s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/task_group-58a09705a733491b)
[INFO] running `Command { std: "docker" "inspect" "ada0af5b22a696485b08969ef4c73cfafb15c4b38bb81c31d37fc0d385a3b374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ada0af5b22a696485b08969ef4c73cfafb15c4b38bb81c31d37fc0d385a3b374", kill_on_drop: false }`
[INFO] [stdout] ada0af5b22a696485b08969ef4c73cfafb15c4b38bb81c31d37fc0d385a3b374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 60a97bc4535d88517397af068bc3abaaf104126f45e8e8e75c6ec89d58539c89
[INFO] running `Command { std: "docker" "start" "-a" "60a97bc4535d88517397af068bc3abaaf104126f45e8e8e75c6ec89d58539c89", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/task_group-58a09705a733491b)
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::sizes_of_futures ... ok
[INFO] [stdout] test test::many_nested_children ... ok
[INFO] [stdout] test test::no_task ... ok
[INFO] [stdout] test test::one_empty_task ... ok
[INFO] [stdout] test test::root_task_errors ... ok
[INFO] [stdout] test test::child_task_errors ... ok
[INFO] [stdout] test test::many_nested_children_error ... ok
[INFO] [stdout] test test::empty_child ... ok
[INFO] [stdout] test test::root_task_panics ... ok
[INFO] [stdout] test test::child_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 1.02s
[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" "60a97bc4535d88517397af068bc3abaaf104126f45e8e8e75c6ec89d58539c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60a97bc4535d88517397af068bc3abaaf104126f45e8e8e75c6ec89d58539c89", kill_on_drop: false }`
[INFO] [stdout] 60a97bc4535d88517397af068bc3abaaf104126f45e8e8e75c6ec89d58539c89