[INFO] fetching crate ws2818-rgb-led-spi-driver 2.0.0...
[INFO] checking ws2818-rgb-led-spi-driver-2.0.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate ws2818-rgb-led-spi-driver 2.0.0 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate ws2818-rgb-led-spi-driver 2.0.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ws2818-rgb-led-spi-driver 2.0.0
[INFO] finished tweaking crates.io crate ws2818-rgb-led-spi-driver 2.0.0
[INFO] tweaked toml for crates.io crate ws2818-rgb-led-spi-driver 2.0.0 written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22b08b2fa52ca8d6094e6dfbc58bd1b6e19448fd48718613b6dac2f92f292ee9
[INFO] running `Command { std: "docker" "start" "-a" "22b08b2fa52ca8d6094e6dfbc58bd1b6e19448fd48718613b6dac2f92f292ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22b08b2fa52ca8d6094e6dfbc58bd1b6e19448fd48718613b6dac2f92f292ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22b08b2fa52ca8d6094e6dfbc58bd1b6e19448fd48718613b6dac2f92f292ee9", kill_on_drop: false }`
[INFO] [stdout] 22b08b2fa52ca8d6094e6dfbc58bd1b6e19448fd48718613b6dac2f92f292ee9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bebc0195582ac90f1c99c898b9e16643a98157160ac8aced649d9d0a734922a
[INFO] running `Command { std: "docker" "start" "-a" "5bebc0195582ac90f1c99c898b9e16643a98157160ac8aced649d9d0a734922a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking spidev v0.4.1
[INFO] [stderr]     Checking ws2818-rgb-led-spi-driver v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::encoding::encode_rgb_slice`
[INFO] [stdout]  --> src/adapter_spi.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::encoding::encode_rgb_slice;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::fmt::format`
[INFO] [stdout]  --> src/adapter_spi.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use alloc::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::encode_rgb_slice`
[INFO] [stdout]  --> src/adapter_spi.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::encoding::encode_rgb_slice;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::fmt::format`
[INFO] [stdout]  --> src/adapter_spi.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use alloc::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.11s
[INFO] running `Command { std: "docker" "inspect" "5bebc0195582ac90f1c99c898b9e16643a98157160ac8aced649d9d0a734922a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bebc0195582ac90f1c99c898b9e16643a98157160ac8aced649d9d0a734922a", kill_on_drop: false }`
[INFO] [stdout] 5bebc0195582ac90f1c99c898b9e16643a98157160ac8aced649d9d0a734922a