[INFO] fetching crate nonblock-logger 0.1.6...
[INFO] testing nonblock-logger-0.1.6 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate nonblock-logger 0.1.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate nonblock-logger 0.1.6 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 nonblock-logger 0.1.6
[INFO] finished tweaking crates.io crate nonblock-logger 0.1.6
[INFO] tweaked toml for crates.io crate nonblock-logger 0.1.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate nonblock-logger 0.1.6 already has a lockfile, it will not be regenerated
[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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 10d995f4b68b864502a8e630f92b35387ee48498f18a9a76f470109ad4b6efc5
[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" "10d995f4b68b864502a8e630f92b35387ee48498f18a9a76f470109ad4b6efc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10d995f4b68b864502a8e630f92b35387ee48498f18a9a76f470109ad4b6efc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d995f4b68b864502a8e630f92b35387ee48498f18a9a76f470109ad4b6efc5", kill_on_drop: false }`
[INFO] [stdout] 10d995f4b68b864502a8e630f92b35387ee48498f18a9a76f470109ad4b6efc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ffd21afd3023862b77bf0ce1c9e56e4098242cc3dd67fda9b2629f73af3a3b8
[INFO] running `Command { std: "docker" "start" "-a" "7ffd21afd3023862b77bf0ce1c9e56e4098242cc3dd67fda9b2629f73af3a3b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling nonblock-logger v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.22s
[INFO] running `Command { std: "docker" "inspect" "7ffd21afd3023862b77bf0ce1c9e56e4098242cc3dd67fda9b2629f73af3a3b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ffd21afd3023862b77bf0ce1c9e56e4098242cc3dd67fda9b2629f73af3a3b8", kill_on_drop: false }`
[INFO] [stdout] 7ffd21afd3023862b77bf0ce1c9e56e4098242cc3dd67fda9b2629f73af3a3b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bba2024752f6a2c3f6b343ba4374594b31dac9b7c2061026e1d5fb414acca4e4
[INFO] running `Command { std: "docker" "start" "-a" "bba2024752f6a2c3f6b343ba4374594b31dac9b7c2061026e1d5fb414acca4e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling nonblock-logger v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.53s
[INFO] running `Command { std: "docker" "inspect" "bba2024752f6a2c3f6b343ba4374594b31dac9b7c2061026e1d5fb414acca4e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba2024752f6a2c3f6b343ba4374594b31dac9b7c2061026e1d5fb414acca4e4", kill_on_drop: false }`
[INFO] [stdout] bba2024752f6a2c3f6b343ba4374594b31dac9b7c2061026e1d5fb414acca4e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] d7b06403d1bc0ab360ccf7c23ab54af4a78549e52bcb793dd8760a96ac975490
[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" "d7b06403d1bc0ab360ccf7c23ab54af4a78549e52bcb793dd8760a96ac975490", 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/nonblock_logger-4ab506cf6d0cf126)
[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] [stderr]    Doc-tests nonblock-logger
[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" "d7b06403d1bc0ab360ccf7c23ab54af4a78549e52bcb793dd8760a96ac975490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7b06403d1bc0ab360ccf7c23ab54af4a78549e52bcb793dd8760a96ac975490", kill_on_drop: false }`
[INFO] [stdout] d7b06403d1bc0ab360ccf7c23ab54af4a78549e52bcb793dd8760a96ac975490