[INFO] fetching crate serial-io 0.3.0...
[INFO] testing serial-io-0.3.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate serial-io 0.3.0 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate serial-io 0.3.0 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 serial-io 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate serial-io 0.3.0
[INFO] tweaked toml for crates.io crate serial-io 0.3.0 written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] crate crates.io crate serial-io 0.3.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] 506b1d80e7c54bc7d8a35be8d8aa75f7c0fe331c8dca435c3e18d6e323e8db28
[INFO] running `Command { std: "docker" "start" "-a" "506b1d80e7c54bc7d8a35be8d8aa75f7c0fe331c8dca435c3e18d6e323e8db28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "506b1d80e7c54bc7d8a35be8d8aa75f7c0fe331c8dca435c3e18d6e323e8db28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506b1d80e7c54bc7d8a35be8d8aa75f7c0fe331c8dca435c3e18d6e323e8db28", kill_on_drop: false }`
[INFO] [stdout] 506b1d80e7c54bc7d8a35be8d8aa75f7c0fe331c8dca435c3e18d6e323e8db28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] add36ed593db7a3e94a374df6421080f2d80d787fb3c37a16f5b336f01d78864
[INFO] running `Command { std: "docker" "start" "-a" "add36ed593db7a3e94a374df6421080f2d80d787fb3c37a16f5b336f01d78864", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling nix v0.21.0
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling serialport v4.0.1
[INFO] [stderr]    Compiling serial-io v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.89s
[INFO] running `Command { std: "docker" "inspect" "add36ed593db7a3e94a374df6421080f2d80d787fb3c37a16f5b336f01d78864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add36ed593db7a3e94a374df6421080f2d80d787fb3c37a16f5b336f01d78864", kill_on_drop: false }`
[INFO] [stdout] add36ed593db7a3e94a374df6421080f2d80d787fb3c37a16f5b336f01d78864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] beb10783f7ce17d6750a18d72e00e5719d5f48a98d3eaf787f32cd8e03450ef8
[INFO] running `Command { std: "docker" "start" "-a" "beb10783f7ce17d6750a18d72e00e5719d5f48a98d3eaf787f32cd8e03450ef8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling serial-io v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.72s
[INFO] running `Command { std: "docker" "inspect" "beb10783f7ce17d6750a18d72e00e5719d5f48a98d3eaf787f32cd8e03450ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beb10783f7ce17d6750a18d72e00e5719d5f48a98d3eaf787f32cd8e03450ef8", kill_on_drop: false }`
[INFO] [stdout] beb10783f7ce17d6750a18d72e00e5719d5f48a98d3eaf787f32cd8e03450ef8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] abe5f6430c75e5fda7daf2fbb839cffbc3887ce947e10bd68d3109dd35ae4723
[INFO] running `Command { std: "docker" "start" "-a" "abe5f6430c75e5fda7daf2fbb839cffbc3887ce947e10bd68d3109dd35ae4723", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serial_io-b9002a2fca2dd958)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_unix.rs (/opt/rustwide/target/debug/deps/test_unix-34de0ae17648b602)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_from_builder ... ignored
[INFO] [stdout] test test_serial_pair ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serial-io
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/unix.rs - unix::Serial::from_builder (line 40) ... ignored
[INFO] [stdout] test src/unix.rs - unix::Serial::pair (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "abe5f6430c75e5fda7daf2fbb839cffbc3887ce947e10bd68d3109dd35ae4723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abe5f6430c75e5fda7daf2fbb839cffbc3887ce947e10bd68d3109dd35ae4723", kill_on_drop: false }`
[INFO] [stdout] abe5f6430c75e5fda7daf2fbb839cffbc3887ce947e10bd68d3109dd35ae4723