[INFO] fetching crate async-metronome-attributes 0.1.1...
[INFO] testing async-metronome-attributes-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate async-metronome-attributes 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate async-metronome-attributes 0.1.1 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-metronome-attributes 0.1.1
[INFO] finished tweaking crates.io crate async-metronome-attributes 0.1.1
[INFO] tweaked toml for crates.io crate async-metronome-attributes 0.1.1 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 5f573e3ead6589f90ab1539b77daf6324104f9665028ade23b00cd2db02363b4
[INFO] running `Command { std: "docker" "start" "-a" "5f573e3ead6589f90ab1539b77daf6324104f9665028ade23b00cd2db02363b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f573e3ead6589f90ab1539b77daf6324104f9665028ade23b00cd2db02363b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f573e3ead6589f90ab1539b77daf6324104f9665028ade23b00cd2db02363b4", kill_on_drop: false }`
[INFO] [stdout] 5f573e3ead6589f90ab1539b77daf6324104f9665028ade23b00cd2db02363b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e04ad2b7fef52c7af6f664561ee195b9b030bb5f6ba78dc99037e995f8ea9ecd
[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" "e04ad2b7fef52c7af6f664561ee195b9b030bb5f6ba78dc99037e995f8ea9ecd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling async-metronome-attributes v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "e04ad2b7fef52c7af6f664561ee195b9b030bb5f6ba78dc99037e995f8ea9ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e04ad2b7fef52c7af6f664561ee195b9b030bb5f6ba78dc99037e995f8ea9ecd", kill_on_drop: false }`
[INFO] [stdout] e04ad2b7fef52c7af6f664561ee195b9b030bb5f6ba78dc99037e995f8ea9ecd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ab8049e662c1ca78c9bb327c4999bbb9daebdcd2a82128f31760fc747e5a4558
[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" "ab8049e662c1ca78c9bb327c4999bbb9daebdcd2a82128f31760fc747e5a4558", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-metronome-attributes v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "ab8049e662c1ca78c9bb327c4999bbb9daebdcd2a82128f31760fc747e5a4558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab8049e662c1ca78c9bb327c4999bbb9daebdcd2a82128f31760fc747e5a4558", kill_on_drop: false }`
[INFO] [stdout] ab8049e662c1ca78c9bb327c4999bbb9daebdcd2a82128f31760fc747e5a4558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] c6cb60b19f3c6ae5d0e4802dfe8640b39867e8a9780e60b871a3b1ba87fc608b
[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" "c6cb60b19f3c6ae5d0e4802dfe8640b39867e8a9780e60b871a3b1ba87fc608b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_metronome_attributes-4aba3b5255fe044f)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests async-metronome-attributes
[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] [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" "c6cb60b19f3c6ae5d0e4802dfe8640b39867e8a9780e60b871a3b1ba87fc608b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6cb60b19f3c6ae5d0e4802dfe8640b39867e8a9780e60b871a3b1ba87fc608b", kill_on_drop: false }`
[INFO] [stdout] c6cb60b19f3c6ae5d0e4802dfe8640b39867e8a9780e60b871a3b1ba87fc608b