[INFO] fetching crate monochrome 0.5.1...
[INFO] testing monochrome-0.5.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate monochrome 0.5.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate monochrome 0.5.1 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 monochrome 0.5.1
[INFO] finished tweaking crates.io crate monochrome 0.5.1
[INFO] tweaked toml for crates.io crate monochrome 0.5.1 written to /workspace/builds/worker-13/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]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_pcg v0.3.1
[INFO] [stderr]   Downloaded magpie v0.9.1
[INFO] [stderr]   Downloaded rand_seeder v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 13ddd86d40722d868a41a5b253620e877aae363651e13840aad0f17a7b28b7af
[INFO] running `Command { std: "docker" "start" "-a" "13ddd86d40722d868a41a5b253620e877aae363651e13840aad0f17a7b28b7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13ddd86d40722d868a41a5b253620e877aae363651e13840aad0f17a7b28b7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ddd86d40722d868a41a5b253620e877aae363651e13840aad0f17a7b28b7af", kill_on_drop: false }`
[INFO] [stdout] 13ddd86d40722d868a41a5b253620e877aae363651e13840aad0f17a7b28b7af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] ef50a9ca4bda6bdb4e2e9ed6b41e38c7a1fdce6f2adcfa9034b746cf2dc6693f
[INFO] running `Command { std: "docker" "start" "-a" "ef50a9ca4bda6bdb4e2e9ed6b41e38c7a1fdce6f2adcfa9034b746cf2dc6693f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling rand_seeder v0.2.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling magpie v0.9.1
[INFO] [stderr]    Compiling monochrome v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "ef50a9ca4bda6bdb4e2e9ed6b41e38c7a1fdce6f2adcfa9034b746cf2dc6693f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef50a9ca4bda6bdb4e2e9ed6b41e38c7a1fdce6f2adcfa9034b746cf2dc6693f", kill_on_drop: false }`
[INFO] [stdout] ef50a9ca4bda6bdb4e2e9ed6b41e38c7a1fdce6f2adcfa9034b746cf2dc6693f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] c37b2c63157ac66a7e89547385d8cc2613edc744651b3bcee220fec2ee20a094
[INFO] running `Command { std: "docker" "start" "-a" "c37b2c63157ac66a7e89547385d8cc2613edc744651b3bcee220fec2ee20a094", kill_on_drop: false }`
[INFO] [stderr]    Compiling monochrome v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "c37b2c63157ac66a7e89547385d8cc2613edc744651b3bcee220fec2ee20a094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c37b2c63157ac66a7e89547385d8cc2613edc744651b3bcee220fec2ee20a094", kill_on_drop: false }`
[INFO] [stdout] c37b2c63157ac66a7e89547385d8cc2613edc744651b3bcee220fec2ee20a094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 314361f6c5ba1ed4d418d6df0902ffd8f5a0f01927da701c0f290045743fb493
[INFO] running `Command { std: "docker" "start" "-a" "314361f6c5ba1ed4d418d6df0902ffd8f5a0f01927da701c0f290045743fb493", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monochrome-8da422dd80809e20)
[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] [stderr]    Doc-tests monochrome
[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" "314361f6c5ba1ed4d418d6df0902ffd8f5a0f01927da701c0f290045743fb493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314361f6c5ba1ed4d418d6df0902ffd8f5a0f01927da701c0f290045743fb493", kill_on_drop: false }`
[INFO] [stdout] 314361f6c5ba1ed4d418d6df0902ffd8f5a0f01927da701c0f290045743fb493