[INFO] cloning repository https://github.com/Joeyh021/lightstrip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Joeyh021/lightstrip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoeyh021%2Flightstrip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoeyh021%2Flightstrip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d38b6843b1de04d22493f1ce598faf83a845e500
[INFO] checking Joeyh021/lightstrip against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoeyh021%2Flightstrip" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Joeyh021/lightstrip on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Joeyh021/lightstrip
[INFO] finished tweaking git repo https://github.com/Joeyh021/lightstrip
[INFO] tweaked toml for git repo https://github.com/Joeyh021/lightstrip written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c764dd05599f125af9c3696bee287036b9982f2c66fc8d1f07f91860f75b0bdc
[INFO] running `Command { std: "docker" "start" "-a" "c764dd05599f125af9c3696bee287036b9982f2c66fc8d1f07f91860f75b0bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c764dd05599f125af9c3696bee287036b9982f2c66fc8d1f07f91860f75b0bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c764dd05599f125af9c3696bee287036b9982f2c66fc8d1f07f91860f75b0bdc", kill_on_drop: false }`
[INFO] [stdout] c764dd05599f125af9c3696bee287036b9982f2c66fc8d1f07f91860f75b0bdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4cd64d78c64803e104ad0560460aa60207be2a915032819b1c6e98429a97c5e
[INFO] running `Command { std: "docker" "start" "-a" "d4cd64d78c64803e104ad0560460aa60207be2a915032819b1c6e98429a97c5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking rppal v0.12.0
[INFO] [stderr]     Checking lightstrip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::lights::colour`
[INFO] [stdout]  --> src/controllers/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::lights::colour;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::lights::StripController`
[INFO] [stdout]  --> src/controllers/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::lights::StripController;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::lights::colour`
[INFO] [stdout]  --> src/controllers/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::lights::colour;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::lights::StripController`
[INFO] [stdout]  --> src/controllers/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::lights::StripController;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/lights/controller.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lights/controller.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(name: &str, colour: Pixel) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]   --> src/lights/controller.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn name(&self) -> &str {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/lights/controller.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/lights/controller.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lights/controller.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(name: &str, colour: Pixel) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]   --> src/lights/controller.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn name(&self) -> &str {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/lights/controller.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "d4cd64d78c64803e104ad0560460aa60207be2a915032819b1c6e98429a97c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4cd64d78c64803e104ad0560460aa60207be2a915032819b1c6e98429a97c5e", kill_on_drop: false }`
[INFO] [stdout] d4cd64d78c64803e104ad0560460aa60207be2a915032819b1c6e98429a97c5e