[INFO] fetching crate serial-embedded-hal 0.1.2...
[INFO] testing serial-embedded-hal-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate serial-embedded-hal 0.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate serial-embedded-hal 0.1.2 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 crates.io crate serial-embedded-hal 0.1.2
[INFO] finished tweaking crates.io crate serial-embedded-hal 0.1.2
[INFO] tweaked toml for crates.io crate serial-embedded-hal 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] d6ca948029f0ff2684cfb8e682672fba5e05e6d5b73111fa0b686414b70b3798
[INFO] running `Command { std: "docker" "start" "-a" "d6ca948029f0ff2684cfb8e682672fba5e05e6d5b73111fa0b686414b70b3798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6ca948029f0ff2684cfb8e682672fba5e05e6d5b73111fa0b686414b70b3798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6ca948029f0ff2684cfb8e682672fba5e05e6d5b73111fa0b686414b70b3798", kill_on_drop: false }`
[INFO] [stdout] d6ca948029f0ff2684cfb8e682672fba5e05e6d5b73111fa0b686414b70b3798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] d569c7ba9d311933db78b080a8e573f996f3c1ab59e0e3d662a566f64b3c1b6f
[INFO] running `Command { std: "docker" "start" "-a" "d569c7ba9d311933db78b080a8e573f996f3c1ab59e0e3d662a566f64b3c1b6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling serial-embedded-hal v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "d569c7ba9d311933db78b080a8e573f996f3c1ab59e0e3d662a566f64b3c1b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d569c7ba9d311933db78b080a8e573f996f3c1ab59e0e3d662a566f64b3c1b6f", kill_on_drop: false }`
[INFO] [stdout] d569c7ba9d311933db78b080a8e573f996f3c1ab59e0e3d662a566f64b3c1b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 3a301160f5d37e49a3435c3ea295f910afc8398b0f883a25e3857909b08f244e
[INFO] running `Command { std: "docker" "start" "-a" "3a301160f5d37e49a3435c3ea295f910afc8398b0f883a25e3857909b08f244e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serial-embedded-hal v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "3a301160f5d37e49a3435c3ea295f910afc8398b0f883a25e3857909b08f244e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a301160f5d37e49a3435c3ea295f910afc8398b0f883a25e3857909b08f244e", kill_on_drop: false }`
[INFO] [stdout] 3a301160f5d37e49a3435c3ea295f910afc8398b0f883a25e3857909b08f244e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 12460593a373f12d605fe8b43dafaa9fa926ad705999b0c5ce3374e601d131c3
[INFO] running `Command { std: "docker" "start" "-a" "12460593a373f12d605fe8b43dafaa9fa926ad705999b0c5ce3374e601d131c3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serial_embedded_hal-e3efd5158c8bafaa)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serial-embedded-hal
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "12460593a373f12d605fe8b43dafaa9fa926ad705999b0c5ce3374e601d131c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12460593a373f12d605fe8b43dafaa9fa926ad705999b0c5ce3374e601d131c3", kill_on_drop: false }`
[INFO] [stdout] 12460593a373f12d605fe8b43dafaa9fa926ad705999b0c5ce3374e601d131c3