[INFO] fetching crate emailer 0.0.1...
[INFO] testing emailer-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate emailer 0.0.1 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate emailer 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 emailer 0.0.1
[INFO] finished tweaking crates.io crate emailer 0.0.1
[INFO] tweaked toml for crates.io crate emailer 0.0.1 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate crates.io crate emailer 0.0.1 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] ab2c3048bbaf7adb95f2268149dfd57b41f80d8795f9d0394cb3e161d11df40c
[INFO] running `Command { std: "docker" "start" "-a" "ab2c3048bbaf7adb95f2268149dfd57b41f80d8795f9d0394cb3e161d11df40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab2c3048bbaf7adb95f2268149dfd57b41f80d8795f9d0394cb3e161d11df40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2c3048bbaf7adb95f2268149dfd57b41f80d8795f9d0394cb3e161d11df40c", kill_on_drop: false }`
[INFO] [stdout] ab2c3048bbaf7adb95f2268149dfd57b41f80d8795f9d0394cb3e161d11df40c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] af1481657437797263b3c077f7024514eb341dd8a75b463fd8ac3b5681c247e8
[INFO] running `Command { std: "docker" "start" "-a" "af1481657437797263b3c077f7024514eb341dd8a75b463fd8ac3b5681c247e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling emailer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "af1481657437797263b3c077f7024514eb341dd8a75b463fd8ac3b5681c247e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af1481657437797263b3c077f7024514eb341dd8a75b463fd8ac3b5681c247e8", kill_on_drop: false }`
[INFO] [stdout] af1481657437797263b3c077f7024514eb341dd8a75b463fd8ac3b5681c247e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] f31a963b7d2803bd481894315e0e5086101aa1078da7dfc3a5e05370709f94e1
[INFO] running `Command { std: "docker" "start" "-a" "f31a963b7d2803bd481894315e0e5086101aa1078da7dfc3a5e05370709f94e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling emailer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "f31a963b7d2803bd481894315e0e5086101aa1078da7dfc3a5e05370709f94e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31a963b7d2803bd481894315e0e5086101aa1078da7dfc3a5e05370709f94e1", kill_on_drop: false }`
[INFO] [stdout] f31a963b7d2803bd481894315e0e5086101aa1078da7dfc3a5e05370709f94e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] ddc2eef1ae9d97dee48b3ddc23fc51138e6b89bec9450fbee6cee8a8f6ef074f
[INFO] running `Command { std: "docker" "start" "-a" "ddc2eef1ae9d97dee48b3ddc23fc51138e6b89bec9450fbee6cee8a8f6ef074f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/emailer-608e3c8c43efd5f3)
[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" "ddc2eef1ae9d97dee48b3ddc23fc51138e6b89bec9450fbee6cee8a8f6ef074f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc2eef1ae9d97dee48b3ddc23fc51138e6b89bec9450fbee6cee8a8f6ef074f", kill_on_drop: false }`
[INFO] [stdout] ddc2eef1ae9d97dee48b3ddc23fc51138e6b89bec9450fbee6cee8a8f6ef074f