[INFO] fetching crate scrappy-threadpool 0.0.1...
[INFO] testing scrappy-threadpool-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate scrappy-threadpool 0.0.1 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate scrappy-threadpool 0.0.1 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 scrappy-threadpool 0.0.1
[INFO] finished tweaking crates.io crate scrappy-threadpool 0.0.1
[INFO] tweaked toml for crates.io crate scrappy-threadpool 0.0.1 written to /workspace/builds/worker-22/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] a760377f0e373ceb0f89283e96254fc28cc1edf112bf37eeaa5c18c8e4f129a7
[INFO] running `Command { std: "docker" "start" "-a" "a760377f0e373ceb0f89283e96254fc28cc1edf112bf37eeaa5c18c8e4f129a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a760377f0e373ceb0f89283e96254fc28cc1edf112bf37eeaa5c18c8e4f129a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a760377f0e373ceb0f89283e96254fc28cc1edf112bf37eeaa5c18c8e4f129a7", kill_on_drop: false }`
[INFO] [stdout] a760377f0e373ceb0f89283e96254fc28cc1edf112bf37eeaa5c18c8e4f129a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 7b2db299d5abc605d583e9942752bfe42e401fc47f8f67609e6c6aa7dd99484f
[INFO] running `Command { std: "docker" "start" "-a" "7b2db299d5abc605d583e9942752bfe42e401fc47f8f67609e6c6aa7dd99484f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling scrappy-threadpool v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.03s
[INFO] running `Command { std: "docker" "inspect" "7b2db299d5abc605d583e9942752bfe42e401fc47f8f67609e6c6aa7dd99484f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b2db299d5abc605d583e9942752bfe42e401fc47f8f67609e6c6aa7dd99484f", kill_on_drop: false }`
[INFO] [stdout] 7b2db299d5abc605d583e9942752bfe42e401fc47f8f67609e6c6aa7dd99484f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] acf6017d138244961dcdb82d1de3e34c7cf284ef4616833cc6217bedeaa6e4b1
[INFO] running `Command { std: "docker" "start" "-a" "acf6017d138244961dcdb82d1de3e34c7cf284ef4616833cc6217bedeaa6e4b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling scrappy-threadpool v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "acf6017d138244961dcdb82d1de3e34c7cf284ef4616833cc6217bedeaa6e4b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acf6017d138244961dcdb82d1de3e34c7cf284ef4616833cc6217bedeaa6e4b1", kill_on_drop: false }`
[INFO] [stdout] acf6017d138244961dcdb82d1de3e34c7cf284ef4616833cc6217bedeaa6e4b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 420de962f05a3f9fa34b3d6a17294fb5c2779252f8fc9dca1db5265cff09a733
[INFO] running `Command { std: "docker" "start" "-a" "420de962f05a3f9fa34b3d6a17294fb5c2779252f8fc9dca1db5265cff09a733", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scrappy_threadpool-85c0dd8b5ec43dd6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scrappy-threadpool
[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] [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" "420de962f05a3f9fa34b3d6a17294fb5c2779252f8fc9dca1db5265cff09a733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "420de962f05a3f9fa34b3d6a17294fb5c2779252f8fc9dca1db5265cff09a733", kill_on_drop: false }`
[INFO] [stdout] 420de962f05a3f9fa34b3d6a17294fb5c2779252f8fc9dca1db5265cff09a733