[INFO] cloning repository https://github.com/LindseyB/little-rusty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LindseyB/little-rusty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLindseyB%2Flittle-rusty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLindseyB%2Flittle-rusty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d772c87696b03fb6d10dcb79e42e406cb50b0603
[INFO] checking LindseyB/little-rusty against 22950ab9e29e11620a10905f027f141ea126966e for pr-160581
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLindseyB%2Flittle-rusty" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LindseyB/little-rusty
[INFO] finished tweaking git repo https://github.com/LindseyB/little-rusty
[INFO] tweaked toml for git repo https://github.com/LindseyB/little-rusty written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LindseyB/little-rusty on toolchain 22950ab9e29e11620a10905f027f141ea126966e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22950ab9e29e11620a10905f027f141ea126966e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LindseyB/little-rusty 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" "+22950ab9e29e11620a10905f027f141ea126966e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "f660c1532a90c735b3d24b39fa6301f4a965a91832d8f2d27736e7b9c391ce4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f660c1532a90c735b3d24b39fa6301f4a965a91832d8f2d27736e7b9c391ce4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f660c1532a90c735b3d24b39fa6301f4a965a91832d8f2d27736e7b9c391ce4e" "/opt/rustwide/cargo-home/bin/cargo" "+22950ab9e29e11620a10905f027f141ea126966e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f660c1532a90c735b3d24b39fa6301f4a965a91832d8f2d27736e7b9c391ce4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f660c1532a90c735b3d24b39fa6301f4a965a91832d8f2d27736e7b9c391ce4e" "/opt/rustwide/cargo-home/bin/cargo" "+22950ab9e29e11620a10905f027f141ea126966e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut audio_system = AudioSystem::new().expect("Failed to initialize audio system");
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut audio_system = AudioSystem::new().expect("Failed to initialize audio system");
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_rainbow_color` is never used
[INFO] [stdout]    --> src/main.rs:271:8
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl State {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 271 |     fn get_rainbow_color(&self) -> wgpu::Color {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `play_file` is never used
[INFO] [stdout]   --> src/audio.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl AudioSystem {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn play_file(&mut self, file_path: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_rainbow_color` is never used
[INFO] [stdout]    --> src/main.rs:271:8
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl State {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 271 |     fn get_rainbow_color(&self) -> wgpu::Color {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `play_file` is never used
[INFO] [stdout]   --> src/audio.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl AudioSystem {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn play_file(&mut self, file_path: &str) -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: naga v28.0.0, wgpu v28.0.0, wgpu-core v28.0.0, wgpu-hal v28.0.0, winit v0.30.12
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "f660c1532a90c735b3d24b39fa6301f4a965a91832d8f2d27736e7b9c391ce4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f660c1532a90c735b3d24b39fa6301f4a965a91832d8f2d27736e7b9c391ce4e", kill_on_drop: false }`
[INFO] [stdout] f660c1532a90c735b3d24b39fa6301f4a965a91832d8f2d27736e7b9c391ce4e
