[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 beta-2021-09-08 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-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tacklebox/serialcom on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-4/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tui v0.2.0
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62c51e6e620719643082b1e8248959068af5ca9c61ebe2f717b8cdfdcae7ec1d
[INFO] running `Command { std: "docker" "start" "-a" "62c51e6e620719643082b1e8248959068af5ca9c61ebe2f717b8cdfdcae7ec1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62c51e6e620719643082b1e8248959068af5ca9c61ebe2f717b8cdfdcae7ec1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c51e6e620719643082b1e8248959068af5ca9c61ebe2f717b8cdfdcae7ec1d", kill_on_drop: false }`
[INFO] [stdout] 62c51e6e620719643082b1e8248959068af5ca9c61ebe2f717b8cdfdcae7ec1d
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c42dce832f573702669afb163de18b4d9bf23f60864edbe1f645f7469fe70a0f
[INFO] running `Command { std: "docker" "start" "-a" "c42dce832f573702669afb163de18b4d9bf23f60864edbe1f645f7469fe70a0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling bitflags v1.0.1
[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 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 6.14s
[INFO] running `Command { std: "docker" "inspect" "c42dce832f573702669afb163de18b4d9bf23f60864edbe1f645f7469fe70a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42dce832f573702669afb163de18b4d9bf23f60864edbe1f645f7469fe70a0f", kill_on_drop: false }`
[INFO] [stdout] c42dce832f573702669afb163de18b4d9bf23f60864edbe1f645f7469fe70a0f
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d4746927f4f0f29dc9cb60517a8809bfe75e43ce785cbc0f20c24e05a2a5292
[INFO] running `Command { std: "docker" "start" "-a" "2d4746927f4f0f29dc9cb60517a8809bfe75e43ce785cbc0f20c24e05a2a5292", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialcom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "2d4746927f4f0f29dc9cb60517a8809bfe75e43ce785cbc0f20c24e05a2a5292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4746927f4f0f29dc9cb60517a8809bfe75e43ce785cbc0f20c24e05a2a5292", kill_on_drop: false }`
[INFO] [stdout] 2d4746927f4f0f29dc9cb60517a8809bfe75e43ce785cbc0f20c24e05a2a5292
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f715bda15df98187280b16416231093b42cf27d3128afef9227aa6051cd4ee6e
[INFO] running `Command { std: "docker" "start" "-a" "f715bda15df98187280b16416231093b42cf27d3128afef9227aa6051cd4ee6e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serialcom-246198074cdc59ae)
[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" "f715bda15df98187280b16416231093b42cf27d3128afef9227aa6051cd4ee6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f715bda15df98187280b16416231093b42cf27d3128afef9227aa6051cd4ee6e", kill_on_drop: false }`
[INFO] [stdout] f715bda15df98187280b16416231093b42cf27d3128afef9227aa6051cd4ee6e