[INFO] cloning repository https://github.com/SanjogRijal/snake-game-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SanjogRijal/snake-game-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSanjogRijal%2Fsnake-game-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSanjogRijal%2Fsnake-game-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cde187c62db38347f95ce8b49359b1eacc7b7424
[INFO] checking SanjogRijal/snake-game-rust against master#b2728d5426bab1d8c39709768c7e22b7f66dde5d for pr-135852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSanjogRijal%2Fsnake-game-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SanjogRijal/snake-game-rust on toolchain b2728d5426bab1d8c39709768c7e22b7f66dde5d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SanjogRijal/snake-game-rust
[INFO] finished tweaking git repo https://github.com/SanjogRijal/snake-game-rust
[INFO] tweaked toml for git repo https://github.com/SanjogRijal/snake-game-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SanjogRijal/snake-game-rust 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" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "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 piston_window v0.132.0
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[INFO] [stderr]   Downloaded pistoncore-event_loop v1.0.0
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.72.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.91
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[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking snake_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/game.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let (direction) = match key {
[INFO] [stdout]    |             ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -         let (direction) = match key {
[INFO] [stdout] 48 +         let direction = match key {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/interfaces/snake.rs:128:16
[INFO] [stdout]     |
[INFO] [stdout] 128 |             if (x == block.x && y == block.y) {
[INFO] [stdout]     |                ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 128 -             if (x == block.x && y == block.y) {
[INFO] [stdout] 128 +             if x == block.x && y == block.y {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/game.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let (direction) = match key {
[INFO] [stdout]    |             ^         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -         let (direction) = match key {
[INFO] [stdout] 48 +         let direction = match key {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/interfaces/snake.rs:128:16
[INFO] [stdout]     |
[INFO] [stdout] 128 |             if (x == block.x && y == block.y) {
[INFO] [stdout]     |                ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 128 -             if (x == block.x && y == block.y) {
[INFO] [stdout] 128 +             if x == block.x && y == block.y {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `new_x` is never read
[INFO] [stdout]    --> src/game.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |             new_x = rng.gen_range(1..(self.width - 1));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `new_x` is never read
[INFO] [stdout]    --> src/game.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |             new_x = rng.gen_range(1..(self.width - 1));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/game.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut new_y = rng.gen_range(1..=(self.height - 1));
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/game.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut new_y = rng.gen_range(1..=(self.height - 1));
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.31s
[INFO] running `Command { std: "docker" "inspect" "a505a13f740c2bd1c8d38469a2f07eb6297f8bb325e45a7063f53ca42290b616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a505a13f740c2bd1c8d38469a2f07eb6297f8bb325e45a7063f53ca42290b616", kill_on_drop: false }`
[INFO] [stdout] a505a13f740c2bd1c8d38469a2f07eb6297f8bb325e45a7063f53ca42290b616