[INFO] fetching crate serial_frame 0.3.0...
[INFO] checking serial_frame-0.3.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate serial_frame 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate serial_frame 0.3.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serial_frame 0.3.0
[INFO] finished tweaking crates.io crate serial_frame 0.3.0
[INFO] tweaked toml for crates.io crate serial_frame 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate serial_frame 0.3.0 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v1.4.0
[INFO] [stderr]   Downloaded colored v1.9.2
[INFO] [stderr]   Downloaded serialport v3.3.0
[INFO] [stderr]   Downloaded derive_more v0.99.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd94c9f97feef739aab01cf316690d48031cddddbcbbf91cff161b9ef8a00b5f
[INFO] running `Command { std: "docker" "start" "-a" "fd94c9f97feef739aab01cf316690d48031cddddbcbbf91cff161b9ef8a00b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd94c9f97feef739aab01cf316690d48031cddddbcbbf91cff161b9ef8a00b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd94c9f97feef739aab01cf316690d48031cddddbcbbf91cff161b9ef8a00b5f", kill_on_drop: false }`
[INFO] [stdout] fd94c9f97feef739aab01cf316690d48031cddddbcbbf91cff161b9ef8a00b5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2446dc328419d953a70478742772d55fb534f8dd834b48611963d3ad4c1734af
[INFO] running `Command { std: "docker" "start" "-a" "2446dc328419d953a70478742772d55fb534f8dd834b48611963d3ad4c1734af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking simple_logger v1.4.0
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]     Checking serial_frame v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.18s
[INFO] running `Command { std: "docker" "inspect" "2446dc328419d953a70478742772d55fb534f8dd834b48611963d3ad4c1734af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2446dc328419d953a70478742772d55fb534f8dd834b48611963d3ad4c1734af", kill_on_drop: false }`
[INFO] [stdout] 2446dc328419d953a70478742772d55fb534f8dd834b48611963d3ad4c1734af