[INFO] fetching crate metaboss_lib 0.0.0...
[INFO] testing metaboss_lib-0.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate metaboss_lib 0.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate metaboss_lib 0.0.0 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 metaboss_lib 0.0.0
[INFO] finished tweaking crates.io crate metaboss_lib 0.0.0
[INFO] tweaked toml for crates.io crate metaboss_lib 0.0.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 9218ccbf158b0f2bcf99e66818a5d10522d8d1b2379cceb869cf5aa22dc1f674
[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" "9218ccbf158b0f2bcf99e66818a5d10522d8d1b2379cceb869cf5aa22dc1f674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9218ccbf158b0f2bcf99e66818a5d10522d8d1b2379cceb869cf5aa22dc1f674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9218ccbf158b0f2bcf99e66818a5d10522d8d1b2379cceb869cf5aa22dc1f674", kill_on_drop: false }`
[INFO] [stdout] 9218ccbf158b0f2bcf99e66818a5d10522d8d1b2379cceb869cf5aa22dc1f674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e31b5191a3b8b445726b9519c066c2ccd6d1607e9a9a155229b67b5bb3d176ae
[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" "e31b5191a3b8b445726b9519c066c2ccd6d1607e9a9a155229b67b5bb3d176ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling metaboss_lib v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "e31b5191a3b8b445726b9519c066c2ccd6d1607e9a9a155229b67b5bb3d176ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e31b5191a3b8b445726b9519c066c2ccd6d1607e9a9a155229b67b5bb3d176ae", kill_on_drop: false }`
[INFO] [stdout] e31b5191a3b8b445726b9519c066c2ccd6d1607e9a9a155229b67b5bb3d176ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 8f45d9224c8808cd733ceb1dd7b64c868a764a419f353fd479228cb1c63d58be
[INFO] running `Command { std: "docker" "start" "-a" "8f45d9224c8808cd733ceb1dd7b64c868a764a419f353fd479228cb1c63d58be", kill_on_drop: false }`
[INFO] [stderr]    Compiling metaboss_lib v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "8f45d9224c8808cd733ceb1dd7b64c868a764a419f353fd479228cb1c63d58be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f45d9224c8808cd733ceb1dd7b64c868a764a419f353fd479228cb1c63d58be", kill_on_drop: false }`
[INFO] [stdout] 8f45d9224c8808cd733ceb1dd7b64c868a764a419f353fd479228cb1c63d58be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0c6bb4b5c09cc36f8eae5692d789ec3fd272352e487cb388415042bc4a689680
[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" "0c6bb4b5c09cc36f8eae5692d789ec3fd272352e487cb388415042bc4a689680", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metaboss_lib-8d8a715fd824152f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metaboss_lib
[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" "0c6bb4b5c09cc36f8eae5692d789ec3fd272352e487cb388415042bc4a689680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6bb4b5c09cc36f8eae5692d789ec3fd272352e487cb388415042bc4a689680", kill_on_drop: false }`
[INFO] [stdout] 0c6bb4b5c09cc36f8eae5692d789ec3fd272352e487cb388415042bc4a689680