[INFO] cloning repository https://github.com/MetaMuffin/metamail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MetaMuffin/metamail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMetaMuffin%2Fmetamail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMetaMuffin%2Fmetamail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b55805e3389ee7767aa3efa0c4f4b93fbef47300
[INFO] testing MetaMuffin/metamail against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMetaMuffin%2Fmetamail" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MetaMuffin/metamail 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 git repo https://github.com/MetaMuffin/metamail
[INFO] finished tweaking git repo https://github.com/MetaMuffin/metamail
[INFO] tweaked toml for git repo https://github.com/MetaMuffin/metamail written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/MetaMuffin/metamail 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lexical-core v0.7.5
[INFO] [stderr]   Downloaded ternop v1.0.1
[INFO] [stderr]   Downloaded mailin-embedded v0.5.0
[INFO] [stderr]   Downloaded mailin v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1016c92fd942f9ed7c084cf1f9a72e6928d56735a5a77a4242b4adef5c68fa41
[INFO] running `Command { std: "docker" "start" "-a" "1016c92fd942f9ed7c084cf1f9a72e6928d56735a5a77a4242b4adef5c68fa41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1016c92fd942f9ed7c084cf1f9a72e6928d56735a5a77a4242b4adef5c68fa41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1016c92fd942f9ed7c084cf1f9a72e6928d56735a5a77a4242b4adef5c68fa41", kill_on_drop: false }`
[INFO] [stdout] 1016c92fd942f9ed7c084cf1f9a72e6928d56735a5a77a4242b4adef5c68fa41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 31fd71e6479e6e21e1786d2860a4389ba56e3b10fe3be5d0b33b1efb759811bc
[INFO] running `Command { std: "docker" "start" "-a" "31fd71e6479e6e21e1786d2860a4389ba56e3b10fe3be5d0b33b1efb759811bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling ternop v1.0.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling mailin v0.4.1
[INFO] [stderr]    Compiling mailin-embedded v0.5.0
[INFO] [stderr]    Compiling mail-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.26s
[INFO] running `Command { std: "docker" "inspect" "31fd71e6479e6e21e1786d2860a4389ba56e3b10fe3be5d0b33b1efb759811bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fd71e6479e6e21e1786d2860a4389ba56e3b10fe3be5d0b33b1efb759811bc", kill_on_drop: false }`
[INFO] [stdout] 31fd71e6479e6e21e1786d2860a4389ba56e3b10fe3be5d0b33b1efb759811bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 4bea78faf02520136ec78ed07343430ad98a7acdf3548af6bdde0afbddb8df58
[INFO] running `Command { std: "docker" "start" "-a" "4bea78faf02520136ec78ed07343430ad98a7acdf3548af6bdde0afbddb8df58", kill_on_drop: false }`
[INFO] [stderr]    Compiling mail-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "4bea78faf02520136ec78ed07343430ad98a7acdf3548af6bdde0afbddb8df58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bea78faf02520136ec78ed07343430ad98a7acdf3548af6bdde0afbddb8df58", kill_on_drop: false }`
[INFO] [stdout] 4bea78faf02520136ec78ed07343430ad98a7acdf3548af6bdde0afbddb8df58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5e2607877981ba8af96eee759b287b298b4db937dd4a00cd62a22d676edebbad
[INFO] running `Command { std: "docker" "start" "-a" "5e2607877981ba8af96eee759b287b298b4db937dd4a00cd62a22d676edebbad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mail_test-183ab7cee4af08cd)
[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" "5e2607877981ba8af96eee759b287b298b4db937dd4a00cd62a22d676edebbad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e2607877981ba8af96eee759b287b298b4db937dd4a00cd62a22d676edebbad", kill_on_drop: false }`
[INFO] [stdout] 5e2607877981ba8af96eee759b287b298b4db937dd4a00cd62a22d676edebbad