[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] testing quixotrykd/Snake-AI against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquixotrykd%2FSnake-AI" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quixotrykd/Snake-AI on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-89/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" "+1.60.0" "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 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-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc4925f77f8c56e68b3c57c6d5688ba2ad1e3e705cc56399c62cc01174875ed9
[INFO] running `Command { std: "docker" "start" "-a" "dc4925f77f8c56e68b3c57c6d5688ba2ad1e3e705cc56399c62cc01174875ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc4925f77f8c56e68b3c57c6d5688ba2ad1e3e705cc56399c62cc01174875ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc4925f77f8c56e68b3c57c6d5688ba2ad1e3e705cc56399c62cc01174875ed9", kill_on_drop: false }`
[INFO] [stdout] dc4925f77f8c56e68b3c57c6d5688ba2ad1e3e705cc56399c62cc01174875ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a37c839f9f81403df2b48a17c2ac8a887926d1c49f20387b519df514821be31
[INFO] running `Command { std: "docker" "start" "-a" "6a37c839f9f81403df2b48a17c2ac8a887926d1c49f20387b519df514821be31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling sdl2 v0.34.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling 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]     |                                 ^                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 103 -                 let food_here = (self.food_loc == curr_loc);
[INFO] [stdout] 103 +                 let food_here = self.food_loc == curr_loc;
[INFO] [stdout]     | 
[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: unused variable: `game`
[INFO] [stdout]   --> src/main.rs:42:13
[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:63:13
[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: 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]    = note: `#[warn(dead_code)]` 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] 
[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<Window>, 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: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 45s
[INFO] running `Command { std: "docker" "inspect" "6a37c839f9f81403df2b48a17c2ac8a887926d1c49f20387b519df514821be31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a37c839f9f81403df2b48a17c2ac8a887926d1c49f20387b519df514821be31", kill_on_drop: false }`
[INFO] [stdout] 6a37c839f9f81403df2b48a17c2ac8a887926d1c49f20387b519df514821be31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57a88e80e903ee14193cade88afc605f6a5f21cc9b45a7ca40327f72a41897d6
[INFO] running `Command { std: "docker" "start" "-a" "57a88e80e903ee14193cade88afc605f6a5f21cc9b45a7ca40327f72a41897d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling 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]     |                                 ^                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 103 -                 let food_here = (self.food_loc == curr_loc);
[INFO] [stdout] 103 +                 let food_here = self.food_loc == curr_loc;
[INFO] [stdout]     | 
[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: unused variable: `game`
[INFO] [stdout]   --> src/main.rs:42:13
[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:63:13
[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: 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]    = note: `#[warn(dead_code)]` 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] 
[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<Window>, 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: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.76s
[INFO] running `Command { std: "docker" "inspect" "57a88e80e903ee14193cade88afc605f6a5f21cc9b45a7ca40327f72a41897d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57a88e80e903ee14193cade88afc605f6a5f21cc9b45a7ca40327f72a41897d6", kill_on_drop: false }`
[INFO] [stdout] 57a88e80e903ee14193cade88afc605f6a5f21cc9b45a7ca40327f72a41897d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 00dcf81aed7ca88f3cd928537172bce72636a9f0b66fd49e89ef09b1808c94f8
[INFO] running `Command { std: "docker" "start" "-a" "00dcf81aed7ca88f3cd928537172bce72636a9f0b66fd49e89ef09b1808c94f8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `Point`
[INFO] [stderr]  --> src/snake.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use sdl2::rect::{Point, Rect};
[INFO] [stderr]   |                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/snake.rs:103:33
[INFO] [stderr]     |
[INFO] [stderr] 103 |                 let food_here = (self.food_loc == curr_loc);
[INFO] [stderr]     |                                 ^                         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 103 -                 let food_here = (self.food_loc == curr_loc);
[INFO] [stderr] 103 +                 let food_here = self.food_loc == curr_loc;
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::network::Network`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use crate::network::Network;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 46 | /     loop {
[INFO] [stderr] 47 | |         population = population.breed();
[INFO] [stderr] 48 | |         let (best, best_score) = population.get_best();
[INFO] [stderr] 49 | |         println!("Best score of generation {}: {}", generation, best_score);
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |         generation += 1;
[INFO] [stderr] 59 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 60 | 
[INFO] [stderr] 61 |       return;
[INFO] [stderr]    |       ^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `game`
[INFO] [stderr]   --> src/main.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let mut game = Game::new(GAME_WIDTH, GAME_HEIGHT, GAME_SCALE);
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let mut i = 0;
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `selected_value`
[INFO] [stderr]    --> src/agent.rs:113:31
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let (selected_choice, selected_value) = network_result
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_selected_value`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `step`
[INFO] [stderr]    --> src/agent.rs:153:17
[INFO] [stderr]     |
[INFO] [stderr] 153 |             for step in 0..Snake::SNAKE_STEPS {
[INFO] [stderr]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_step`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/population.rs:61:32
[INFO] [stderr]    |
[INFO] [stderr] 61 |             .map(|&(agent_ref, val): &(&T, f64)| agent_ref)
[INFO] [stderr]    |                                ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `head`
[INFO] [stderr]   --> src/snake.rs:89:13
[INFO] [stderr]    |
[INFO] [stderr] 89 |         let head = self.snake.last().unwrap();
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let mut game = Game::new(GAME_WIDTH, GAME_HEIGHT, GAME_SCALE);
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `NETWORK_SCALE`
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | const NETWORK_SCALE: u16 = 20;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/agent.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn new(len: usize, mutation_prob: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant is never used: `NODE_COLOR`
[INFO] [stderr]   --> src/network.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     const NODE_COLOR: Color = Color::RGB(255, 0, 0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant is never used: `CONNECTION_COLOR`
[INFO] [stderr]   --> src/network.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     const CONNECTION_COLOR: Color = Color::RGB(0, 255, 0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_shape`
[INFO] [stderr]   --> src/network.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn get_shape(&self) -> &[usize] {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `render`
[INFO] [stderr]    --> src/network.rs:152:12
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn render(&self, canvas: &mut Canvas<Window>, scale: u16) {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant is never used: `LINE_COLOR`
[INFO] [stderr]   --> src/snake.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     const LINE_COLOR: Color = Color::RGB(0, 0, 255);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `neural` (bin "neural" test) generated 18 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/neural-6e450b5cfd0a929f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00dcf81aed7ca88f3cd928537172bce72636a9f0b66fd49e89ef09b1808c94f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00dcf81aed7ca88f3cd928537172bce72636a9f0b66fd49e89ef09b1808c94f8", kill_on_drop: false }`
[INFO] [stdout] 00dcf81aed7ca88f3cd928537172bce72636a9f0b66fd49e89ef09b1808c94f8