[INFO] fetching crate caster 0.3.0...
[INFO] testing caster-0.3.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate caster 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate caster 0.3.0 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 caster 0.3.0
[INFO] finished tweaking crates.io crate caster 0.3.0
[INFO] tweaked toml for crates.io crate caster 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate caster 0.3.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded autoclap v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3fbc3482a5d777b0776caa1c9713c99a81ab6adb069fa0d617f449b8d229cc3c
[INFO] running `Command { std: "docker" "start" "-a" "3fbc3482a5d777b0776caa1c9713c99a81ab6adb069fa0d617f449b8d229cc3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fbc3482a5d777b0776caa1c9713c99a81ab6adb069fa0d617f449b8d229cc3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fbc3482a5d777b0776caa1c9713c99a81ab6adb069fa0d617f449b8d229cc3c", kill_on_drop: false }`
[INFO] [stdout] 3fbc3482a5d777b0776caa1c9713c99a81ab6adb069fa0d617f449b8d229cc3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] fa974eccd4fdba6b61e839b48243a006e03b8e5191f0fdf12daa012d654d25ac
[INFO] running `Command { std: "docker" "start" "-a" "fa974eccd4fdba6b61e839b48243a006e03b8e5191f0fdf12daa012d654d25ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling tracing v0.1.30
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling clap v3.0.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling tokio v1.16.1
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tower v0.4.11
[INFO] [stderr]    Compiling autoclap v0.2.1
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling h2 v0.3.11
[INFO] [stderr]    Compiling hyper v0.14.17
[INFO] [stderr]    Compiling caster v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.36s
[INFO] running `Command { std: "docker" "inspect" "fa974eccd4fdba6b61e839b48243a006e03b8e5191f0fdf12daa012d654d25ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa974eccd4fdba6b61e839b48243a006e03b8e5191f0fdf12daa012d654d25ac", kill_on_drop: false }`
[INFO] [stdout] fa974eccd4fdba6b61e839b48243a006e03b8e5191f0fdf12daa012d654d25ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 813a4d86e0af2eac58fc72a951c7ab820cdab1efd3d976b54abe127b3eb43840
[INFO] running `Command { std: "docker" "start" "-a" "813a4d86e0af2eac58fc72a951c7ab820cdab1efd3d976b54abe127b3eb43840", kill_on_drop: false }`
[INFO] [stderr]    Compiling caster v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "813a4d86e0af2eac58fc72a951c7ab820cdab1efd3d976b54abe127b3eb43840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "813a4d86e0af2eac58fc72a951c7ab820cdab1efd3d976b54abe127b3eb43840", kill_on_drop: false }`
[INFO] [stdout] 813a4d86e0af2eac58fc72a951c7ab820cdab1efd3d976b54abe127b3eb43840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 60c7aba1a5c0adecc7e932684d9911b3581e26ccac6d387ff8fe5231c673eeaf
[INFO] running `Command { std: "docker" "start" "-a" "60c7aba1a5c0adecc7e932684d9911b3581e26ccac6d387ff8fe5231c673eeaf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/caster-500bb5afd7d72ad1)
[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" "60c7aba1a5c0adecc7e932684d9911b3581e26ccac6d387ff8fe5231c673eeaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c7aba1a5c0adecc7e932684d9911b3581e26ccac6d387ff8fe5231c673eeaf", kill_on_drop: false }`
[INFO] [stdout] 60c7aba1a5c0adecc7e932684d9911b3581e26ccac6d387ff8fe5231c673eeaf