[INFO] cloning repository https://github.com/Tacklebox/serialcom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tacklebox/serialcom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTacklebox%2Fserialcom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTacklebox%2Fserialcom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78c32fdd21648ac87579990ab17ab2b48dc4f00c
[INFO] testing Tacklebox/serialcom against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTacklebox%2Fserialcom" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tacklebox/serialcom on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tacklebox/serialcom
[INFO] finished tweaking git repo https://github.com/Tacklebox/serialcom
[INFO] tweaked toml for git repo https://github.com/Tacklebox/serialcom written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Tacklebox/serialcom already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b2ea0882a401196dec4d92dfa173ae37731b4a38790f3fe63eab82db5842ff9
[INFO] running `Command { std: "docker" "start" "-a" "1b2ea0882a401196dec4d92dfa173ae37731b4a38790f3fe63eab82db5842ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b2ea0882a401196dec4d92dfa173ae37731b4a38790f3fe63eab82db5842ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b2ea0882a401196dec4d92dfa173ae37731b4a38790f3fe63eab82db5842ff9", kill_on_drop: false }`
[INFO] [stdout] 1b2ea0882a401196dec4d92dfa173ae37731b4a38790f3fe63eab82db5842ff9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bad0b5dcb813d6cdbef623224b13e4303ccc35fc18c6da2e9aed13dede1f6511
[INFO] running `Command { std: "docker" "start" "-a" "bad0b5dcb813d6cdbef623224b13e4303ccc35fc18c6da2e9aed13dede1f6511", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling tui v0.2.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling serialcom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.95s
[INFO] running `Command { std: "docker" "inspect" "bad0b5dcb813d6cdbef623224b13e4303ccc35fc18c6da2e9aed13dede1f6511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad0b5dcb813d6cdbef623224b13e4303ccc35fc18c6da2e9aed13dede1f6511", kill_on_drop: false }`
[INFO] [stdout] bad0b5dcb813d6cdbef623224b13e4303ccc35fc18c6da2e9aed13dede1f6511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b32e703c144fd0fd6a1923020b12601a979d124cd18a0bf530b50a44052bfd01
[INFO] running `Command { std: "docker" "start" "-a" "b32e703c144fd0fd6a1923020b12601a979d124cd18a0bf530b50a44052bfd01", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialcom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "b32e703c144fd0fd6a1923020b12601a979d124cd18a0bf530b50a44052bfd01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32e703c144fd0fd6a1923020b12601a979d124cd18a0bf530b50a44052bfd01", kill_on_drop: false }`
[INFO] [stdout] b32e703c144fd0fd6a1923020b12601a979d124cd18a0bf530b50a44052bfd01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e6710bcdbd2f6f688135e9b092077da5678cad70831b850d42ea18e848f6fb7
[INFO] running `Command { std: "docker" "start" "-a" "2e6710bcdbd2f6f688135e9b092077da5678cad70831b850d42ea18e848f6fb7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serialcom-e27915271a5d5892)
[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" "2e6710bcdbd2f6f688135e9b092077da5678cad70831b850d42ea18e848f6fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6710bcdbd2f6f688135e9b092077da5678cad70831b850d42ea18e848f6fb7", kill_on_drop: false }`
[INFO] [stdout] 2e6710bcdbd2f6f688135e9b092077da5678cad70831b850d42ea18e848f6fb7