[INFO] fetching crate matschik-hello-world 0.2.0...
[INFO] testing matschik-hello-world-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate matschik-hello-world 0.2.0 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate matschik-hello-world 0.2.0 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 matschik-hello-world 0.2.0
[INFO] finished tweaking crates.io crate matschik-hello-world 0.2.0
[INFO] tweaked toml for crates.io crate matschik-hello-world 0.2.0 written to /workspace/builds/worker-112/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 5a1e795090dacb8241bf6b322b0b5c7bc99b203d5362ffaeeefa9279e50d1fd2
[INFO] running `Command { std: "docker" "start" "-a" "5a1e795090dacb8241bf6b322b0b5c7bc99b203d5362ffaeeefa9279e50d1fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a1e795090dacb8241bf6b322b0b5c7bc99b203d5362ffaeeefa9279e50d1fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a1e795090dacb8241bf6b322b0b5c7bc99b203d5362ffaeeefa9279e50d1fd2", kill_on_drop: false }`
[INFO] [stdout] 5a1e795090dacb8241bf6b322b0b5c7bc99b203d5362ffaeeefa9279e50d1fd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 53fd9f08ef664770c240b0af980f9f8bee80b15d2b6d294653d58bd8bb2eea70
[INFO] running `Command { std: "docker" "start" "-a" "53fd9f08ef664770c240b0af980f9f8bee80b15d2b6d294653d58bd8bb2eea70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling matschik-hello-world v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "53fd9f08ef664770c240b0af980f9f8bee80b15d2b6d294653d58bd8bb2eea70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53fd9f08ef664770c240b0af980f9f8bee80b15d2b6d294653d58bd8bb2eea70", kill_on_drop: false }`
[INFO] [stdout] 53fd9f08ef664770c240b0af980f9f8bee80b15d2b6d294653d58bd8bb2eea70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] f2023ceb9a4975e212d55acde8485c229899d2b18e2452982e229c8a583155f0
[INFO] running `Command { std: "docker" "start" "-a" "f2023ceb9a4975e212d55acde8485c229899d2b18e2452982e229c8a583155f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling matschik-hello-world v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "f2023ceb9a4975e212d55acde8485c229899d2b18e2452982e229c8a583155f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2023ceb9a4975e212d55acde8485c229899d2b18e2452982e229c8a583155f0", kill_on_drop: false }`
[INFO] [stdout] f2023ceb9a4975e212d55acde8485c229899d2b18e2452982e229c8a583155f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 1d4d217d884af49a1a6b06288e894388f716a4dabeb9563d83bb7de12d8ea8de
[INFO] running `Command { std: "docker" "start" "-a" "1d4d217d884af49a1a6b06288e894388f716a4dabeb9563d83bb7de12d8ea8de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matschik_hello_world-120e980b3a6e2a1d)
[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] [stderr]    Doc-tests matschik-hello-world
[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" "1d4d217d884af49a1a6b06288e894388f716a4dabeb9563d83bb7de12d8ea8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d4d217d884af49a1a6b06288e894388f716a4dabeb9563d83bb7de12d8ea8de", kill_on_drop: false }`
[INFO] [stdout] 1d4d217d884af49a1a6b06288e894388f716a4dabeb9563d83bb7de12d8ea8de