[INFO] fetching crate downcast-trait 0.1.0...
[INFO] testing downcast-trait-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate downcast-trait 0.1.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate downcast-trait 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] started tweaking crates.io crate downcast-trait 0.1.0
[INFO] finished tweaking crates.io crate downcast-trait 0.1.0
[INFO] tweaked toml for crates.io crate downcast-trait 0.1.0 written to /workspace/builds/worker-27/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] a53cda50ece508ca7498982dca33f933d2d8267e26e2d0f0bf58a7a7f23b3c53
[INFO] running `Command { std: "docker" "start" "-a" "a53cda50ece508ca7498982dca33f933d2d8267e26e2d0f0bf58a7a7f23b3c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a53cda50ece508ca7498982dca33f933d2d8267e26e2d0f0bf58a7a7f23b3c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a53cda50ece508ca7498982dca33f933d2d8267e26e2d0f0bf58a7a7f23b3c53", kill_on_drop: false }`
[INFO] [stdout] a53cda50ece508ca7498982dca33f933d2d8267e26e2d0f0bf58a7a7f23b3c53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] b703a93ca14469a3ca500f95ac504a8ded213f8ad66d99997bce13c3e3559e45
[INFO] running `Command { std: "docker" "start" "-a" "b703a93ca14469a3ca500f95ac504a8ded213f8ad66d99997bce13c3e3559e45", kill_on_drop: false }`
[INFO] [stderr]    Compiling downcast-trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "b703a93ca14469a3ca500f95ac504a8ded213f8ad66d99997bce13c3e3559e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b703a93ca14469a3ca500f95ac504a8ded213f8ad66d99997bce13c3e3559e45", kill_on_drop: false }`
[INFO] [stdout] b703a93ca14469a3ca500f95ac504a8ded213f8ad66d99997bce13c3e3559e45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] d065a38cd9131d062146181b4943e846bf22963f3cf37ce123e53563c664ae0b
[INFO] running `Command { std: "docker" "start" "-a" "d065a38cd9131d062146181b4943e846bf22963f3cf37ce123e53563c664ae0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling downcast-trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "d065a38cd9131d062146181b4943e846bf22963f3cf37ce123e53563c664ae0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d065a38cd9131d062146181b4943e846bf22963f3cf37ce123e53563c664ae0b", kill_on_drop: false }`
[INFO] [stdout] d065a38cd9131d062146181b4943e846bf22963f3cf37ce123e53563c664ae0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] ac268823ab4198d802d4d58f2b28a6b9434bedd8a79145974fb0ba68dea013d1
[INFO] running `Command { std: "docker" "start" "-a" "ac268823ab4198d802d4d58f2b28a6b9434bedd8a79145974fb0ba68dea013d1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/downcast_trait-d3a02d0f2c9abcd9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::exploration ... 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 downcast-trait
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - DowncastTrait (line 63) ... ignored
[INFO] [stdout] test src/lib.rs - downcast_trait (line 82) ... ignored
[INFO] [stdout] test src/lib.rs - downcast_trait_impl_convert_to (line 124) ... ignored
[INFO] [stdout] test src/lib.rs - downcast_trait_mut (line 103) ... ignored
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ac268823ab4198d802d4d58f2b28a6b9434bedd8a79145974fb0ba68dea013d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac268823ab4198d802d4d58f2b28a6b9434bedd8a79145974fb0ba68dea013d1", kill_on_drop: false }`
[INFO] [stdout] ac268823ab4198d802d4d58f2b28a6b9434bedd8a79145974fb0ba68dea013d1