[INFO] cloning repository https://github.com/quixotrykd/Snake-AI [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quixotrykd/Snake-AI" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquixotrykd%2FSnake-AI", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquixotrykd%2FSnake-AI'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5813b65521c861a13adb52f21888b8425937961e [INFO] checking quixotrykd/Snake-AI against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquixotrykd%2FSnake-AI" "/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/quixotrykd/Snake-AI on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/quixotrykd/Snake-AI [INFO] finished tweaking git repo https://github.com/quixotrykd/Snake-AI [INFO] tweaked toml for git repo https://github.com/quixotrykd/Snake-AI written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/quixotrykd/Snake-AI already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_distr v0.2.2 [INFO] [stderr] Downloaded version-compare v0.0.10 [INFO] [stderr] Downloaded sdl2 v0.34.2 [INFO] [stderr] Downloaded sdl2-sys v0.34.2 [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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 60dafa84f2674272613f387903b3b215aa348eec5c8376deb877f9cc1bd8f31b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "60dafa84f2674272613f387903b3b215aa348eec5c8376deb877f9cc1bd8f31b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60dafa84f2674272613f387903b3b215aa348eec5c8376deb877f9cc1bd8f31b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60dafa84f2674272613f387903b3b215aa348eec5c8376deb877f9cc1bd8f31b", kill_on_drop: false }` [INFO] [stdout] 60dafa84f2674272613f387903b3b215aa348eec5c8376deb877f9cc1bd8f31b [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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fcb9972657c43324bb1a3a6a19631872c7a5ffe6b6abd0830ff5983754975fde [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fcb9972657c43324bb1a3a6a19631872c7a5ffe6b6abd0830ff5983754975fde", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling sdl2 v0.34.2 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Compiling sdl2-sys v0.34.2 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking neural v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Point` [INFO] [stdout] --> src/snake.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | use sdl2::rect::{Point, Rect}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/snake.rs:103:33 [INFO] [stdout] | [INFO] [stdout] 103 | let food_here = (self.food_loc == curr_loc); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::network::Network` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::network::Network; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Point` [INFO] [stdout] --> src/snake.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | use sdl2::rect::{Point, Rect}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/snake.rs:103:33 [INFO] [stdout] | [INFO] [stdout] 103 | let food_here = (self.food_loc == curr_loc); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::network::Network` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use crate::network::Network; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 46 | / loop { [INFO] [stdout] 47 | | population = population.breed(); [INFO] [stdout] 48 | | let (best, best_score) = population.get_best(); [INFO] [stdout] 49 | | println!("Best score of generation {}: {}", generation, best_score); [INFO] [stdout] ... | [INFO] [stdout] 58 | | generation += 1; [INFO] [stdout] 59 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 60 | [INFO] [stdout] 61 | return; [INFO] [stdout] | ^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 46 | / loop { [INFO] [stdout] 47 | | population = population.breed(); [INFO] [stdout] 48 | | let (best, best_score) = population.get_best(); [INFO] [stdout] 49 | | println!("Best score of generation {}: {}", generation, best_score); [INFO] [stdout] ... | [INFO] [stdout] 58 | | generation += 1; [INFO] [stdout] 59 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 60 | [INFO] [stdout] 61 | return; [INFO] [stdout] | ^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `game` [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut game = Game::new(GAME_WIDTH, GAME_HEIGHT, GAME_SCALE); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_game` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | let mut i = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `selected_value` [INFO] [stdout] --> src/agent.rs:113:31 [INFO] [stdout] | [INFO] [stdout] 113 | let (selected_choice, selected_value) = network_result [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selected_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `step` [INFO] [stdout] --> src/agent.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | for step in 0..Snake::SNAKE_STEPS { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/population.rs:61:32 [INFO] [stdout] | [INFO] [stdout] 61 | .map(|&(agent_ref, val): &(&T, f64)| agent_ref) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `head` [INFO] [stdout] --> src/snake.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let head = self.snake.last().unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_head` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `game` [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut game = Game::new(GAME_WIDTH, GAME_HEIGHT, GAME_SCALE); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_game` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | let mut i = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `selected_value` [INFO] [stdout] --> src/agent.rs:113:31 [INFO] [stdout] | [INFO] [stdout] 113 | let (selected_choice, selected_value) = network_result [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selected_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `step` [INFO] [stdout] --> src/agent.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | for step in 0..Snake::SNAKE_STEPS { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_step` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/population.rs:61:32 [INFO] [stdout] | [INFO] [stdout] 61 | .map(|&(agent_ref, val): &(&T, f64)| agent_ref) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `head` [INFO] [stdout] --> src/snake.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let head = self.snake.last().unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_head` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut game = Game::new(GAME_WIDTH, GAME_HEIGHT, GAME_SCALE); [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/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut game = Game::new(GAME_WIDTH, GAME_HEIGHT, GAME_SCALE); [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: associated function is never used: `new` [INFO] [stdout] --> src/agent.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn new(len: usize, mutation_prob: f64) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `NODE_COLOR` [INFO] [stdout] --> src/network.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | const NODE_COLOR: Color = Color::RGB(255, 0, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `CONNECTION_COLOR` [INFO] [stdout] --> src/network.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | const CONNECTION_COLOR: Color = Color::RGB(0, 255, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_shape` [INFO] [stdout] --> src/network.rs:70:12 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn get_shape(&self) -> &[usize] { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `render` [INFO] [stdout] --> src/network.rs:152:12 [INFO] [stdout] | [INFO] [stdout] 152 | pub fn render(&self, canvas: &mut Canvas, scale: u16) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `LINE_COLOR` [INFO] [stdout] --> src/snake.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | const LINE_COLOR: Color = Color::RGB(0, 0, 255); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NETWORK_SCALE` [INFO] [stdout] --> src/main.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | const NETWORK_SCALE: u16 = 20; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/agent.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn new(len: usize, mutation_prob: f64) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `NODE_COLOR` [INFO] [stdout] --> src/network.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | const NODE_COLOR: Color = Color::RGB(255, 0, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `CONNECTION_COLOR` [INFO] [stdout] --> src/network.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | const CONNECTION_COLOR: Color = Color::RGB(0, 255, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_shape` [INFO] [stdout] --> src/network.rs:70:12 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn get_shape(&self) -> &[usize] { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `render` [INFO] [stdout] --> src/network.rs:152:12 [INFO] [stdout] | [INFO] [stdout] 152 | pub fn render(&self, canvas: &mut Canvas, scale: u16) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `LINE_COLOR` [INFO] [stdout] --> src/snake.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | const LINE_COLOR: Color = Color::RGB(0, 0, 255); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NETWORK_SCALE` [INFO] [stdout] --> src/main.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | const NETWORK_SCALE: u16 = 20; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.86s [INFO] running `Command { std: "docker" "inspect" "fcb9972657c43324bb1a3a6a19631872c7a5ffe6b6abd0830ff5983754975fde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcb9972657c43324bb1a3a6a19631872c7a5ffe6b6abd0830ff5983754975fde", kill_on_drop: false }` [INFO] [stdout] fcb9972657c43324bb1a3a6a19631872c7a5ffe6b6abd0830ff5983754975fde