[INFO] fetching crate serialport 4.2.0...
[INFO] building serialport-4.2.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate serialport 4.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate serialport 4.2.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serialport 4.2.0
[INFO] finished tweaking crates.io crate serialport 4.2.0
[INFO] tweaked toml for crates.io crate serialport 4.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate serialport 4.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa8f5c0b51c68876d6ae8ffc9b2eb4c0ff2b394a5f592571bf33fbdeac90bac7
[INFO] running `Command { std: "docker" "start" "-a" "fa8f5c0b51c68876d6ae8ffc9b2eb4c0ff2b394a5f592571bf33fbdeac90bac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa8f5c0b51c68876d6ae8ffc9b2eb4c0ff2b394a5f592571bf33fbdeac90bac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa8f5c0b51c68876d6ae8ffc9b2eb4c0ff2b394a5f592571bf33fbdeac90bac7", kill_on_drop: false }`
[INFO] [stdout] fa8f5c0b51c68876d6ae8ffc9b2eb4c0ff2b394a5f592571bf33fbdeac90bac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4a70cfd56ab757593532b2860df9a01a36f06758f961c91cd39123c1dd2fde1
[INFO] running `Command { std: "docker" "start" "-a" "b4a70cfd56ab757593532b2860df9a01a36f06758f961c91cd39123c1dd2fde1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling nix v0.24.1
[INFO] [stderr]    Compiling libudev v0.3.0
[INFO] [stderr]    Compiling serialport v4.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "b4a70cfd56ab757593532b2860df9a01a36f06758f961c91cd39123c1dd2fde1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a70cfd56ab757593532b2860df9a01a36f06758f961c91cd39123c1dd2fde1", kill_on_drop: false }`
[INFO] [stdout] b4a70cfd56ab757593532b2860df9a01a36f06758f961c91cd39123c1dd2fde1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1dab53a75eafbe413109149b4b1c2fe8d354fb5497a5d9854f33409e385f1c5
[INFO] running `Command { std: "docker" "start" "-a" "d1dab53a75eafbe413109149b4b1c2fe8d354fb5497a5d9854f33409e385f1c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling os_str_bytes v6.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling clap_lex v0.2.0
[INFO] [stderr]    Compiling clap v3.1.18
[INFO] [stderr]    Compiling serialport v4.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.86s
[INFO] running `Command { std: "docker" "inspect" "d1dab53a75eafbe413109149b4b1c2fe8d354fb5497a5d9854f33409e385f1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1dab53a75eafbe413109149b4b1c2fe8d354fb5497a5d9854f33409e385f1c5", kill_on_drop: false }`
[INFO] [stdout] d1dab53a75eafbe413109149b4b1c2fe8d354fb5497a5d9854f33409e385f1c5
