[INFO] fetching crate async-utils 0.2.0...
[INFO] testing async-utils-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate async-utils 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate async-utils 0.2.0 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 async-utils 0.2.0
[INFO] finished tweaking crates.io crate async-utils 0.2.0
[INFO] tweaked toml for crates.io crate async-utils 0.2.0 written to /workspace/builds/worker-14/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] febadaf709328ebf3695255dc4d1deb7b9d7ad0b295134d093fc9cf08e4d9dee
[INFO] running `Command { std: "docker" "start" "-a" "febadaf709328ebf3695255dc4d1deb7b9d7ad0b295134d093fc9cf08e4d9dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "febadaf709328ebf3695255dc4d1deb7b9d7ad0b295134d093fc9cf08e4d9dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "febadaf709328ebf3695255dc4d1deb7b9d7ad0b295134d093fc9cf08e4d9dee", kill_on_drop: false }`
[INFO] [stdout] febadaf709328ebf3695255dc4d1deb7b9d7ad0b295134d093fc9cf08e4d9dee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] f92b405399afa8f1dd56d2860c1ebed533938abe43b097740bcad0acc6bfaf88
[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" "f92b405399afa8f1dd56d2860c1ebed533938abe43b097740bcad0acc6bfaf88", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "f92b405399afa8f1dd56d2860c1ebed533938abe43b097740bcad0acc6bfaf88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f92b405399afa8f1dd56d2860c1ebed533938abe43b097740bcad0acc6bfaf88", kill_on_drop: false }`
[INFO] [stdout] f92b405399afa8f1dd56d2860c1ebed533938abe43b097740bcad0acc6bfaf88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] de083c25ff82a49f149e98d80af8bdfed97cf2506a4c5151b82e397646fbcc79
[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" "de083c25ff82a49f149e98d80af8bdfed97cf2506a4c5151b82e397646fbcc79", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "de083c25ff82a49f149e98d80af8bdfed97cf2506a4c5151b82e397646fbcc79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de083c25ff82a49f149e98d80af8bdfed97cf2506a4c5151b82e397646fbcc79", kill_on_drop: false }`
[INFO] [stdout] de083c25ff82a49f149e98d80af8bdfed97cf2506a4c5151b82e397646fbcc79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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", 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] 87784d2b2f3a74269821810e4b694bdd673de94555ad8ff21d3ba2f00d7c4a49
[INFO] running `Command { std: "docker" "start" "-a" "87784d2b2f3a74269821810e4b694bdd673de94555ad8ff21d3ba2f00d7c4a49", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_utils-6bda2c7fed225b2a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-utils
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "87784d2b2f3a74269821810e4b694bdd673de94555ad8ff21d3ba2f00d7c4a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87784d2b2f3a74269821810e4b694bdd673de94555ad8ff21d3ba2f00d7c4a49", kill_on_drop: false }`
[INFO] [stdout] 87784d2b2f3a74269821810e4b694bdd673de94555ad8ff21d3ba2f00d7c4a49