[INFO] fetching crate certainty 0.1.0...
[INFO] testing certainty-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate certainty 0.1.0 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate certainty 0.1.0 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] removed /workspace/builds/worker-47/source/rust-toolchain
[INFO] started tweaking crates.io crate certainty 0.1.0
[INFO] finished tweaking crates.io crate certainty 0.1.0
[INFO] tweaked toml for crates.io crate certainty 0.1.0 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate crates.io crate certainty 0.1.0 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-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] c7c52ece2026d54e65516f57bdbde8c1c78b87409277ea2b2933961bf288d3bb
[INFO] running `Command { std: "docker" "start" "-a" "c7c52ece2026d54e65516f57bdbde8c1c78b87409277ea2b2933961bf288d3bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7c52ece2026d54e65516f57bdbde8c1c78b87409277ea2b2933961bf288d3bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c52ece2026d54e65516f57bdbde8c1c78b87409277ea2b2933961bf288d3bb", kill_on_drop: false }`
[INFO] [stdout] c7c52ece2026d54e65516f57bdbde8c1c78b87409277ea2b2933961bf288d3bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 92c2f13a7236855f82b1f435d3fd749f56cc69bcf2531cc2295b5b08baf228a7
[INFO] running `Command { std: "docker" "start" "-a" "92c2f13a7236855f82b1f435d3fd749f56cc69bcf2531cc2295b5b08baf228a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling certainty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "92c2f13a7236855f82b1f435d3fd749f56cc69bcf2531cc2295b5b08baf228a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92c2f13a7236855f82b1f435d3fd749f56cc69bcf2531cc2295b5b08baf228a7", kill_on_drop: false }`
[INFO] [stdout] 92c2f13a7236855f82b1f435d3fd749f56cc69bcf2531cc2295b5b08baf228a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] f74acb36afc0474e738f923ec233d5a93272414501196abbae35a4746080907a
[INFO] running `Command { std: "docker" "start" "-a" "f74acb36afc0474e738f923ec233d5a93272414501196abbae35a4746080907a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling certainty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "f74acb36afc0474e738f923ec233d5a93272414501196abbae35a4746080907a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74acb36afc0474e738f923ec233d5a93272414501196abbae35a4746080907a", kill_on_drop: false }`
[INFO] [stdout] f74acb36afc0474e738f923ec233d5a93272414501196abbae35a4746080907a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 585203a21a7617be3f106d98e48eb88b2fe79872645b3b3bcbc9e2c87880cc44
[INFO] running `Command { std: "docker" "start" "-a" "585203a21a7617be3f106d98e48eb88b2fe79872645b3b3bcbc9e2c87880cc44", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/certainty-bfb68e6ca6e1a216)
[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" "585203a21a7617be3f106d98e48eb88b2fe79872645b3b3bcbc9e2c87880cc44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "585203a21a7617be3f106d98e48eb88b2fe79872645b3b3bcbc9e2c87880cc44", kill_on_drop: false }`
[INFO] [stdout] 585203a21a7617be3f106d98e48eb88b2fe79872645b3b3bcbc9e2c87880cc44