[INFO] updating cached repository JosefKuchar/neural-snake
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/JosefKuchar/neural-snake
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/JosefKuchar/neural-snake" "work/ex/clippy-test-run/sources/stable/gh/JosefKuchar/neural-snake"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/JosefKuchar/neural-snake'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/JosefKuchar/neural-snake" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/JosefKuchar/neural-snake"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/JosefKuchar/neural-snake'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 68d465b2e0ab25f6448ca195fdabebf7a721793b
[INFO] sha for GitHub repo JosefKuchar/neural-snake: 68d465b2e0ab25f6448ca195fdabebf7a721793b
[INFO] validating manifest of JosefKuchar/neural-snake on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of JosefKuchar/neural-snake on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing JosefKuchar/neural-snake
[INFO] finished frobbing JosefKuchar/neural-snake
[INFO] frobbed toml for JosefKuchar/neural-snake written to work/ex/clippy-test-run/sources/stable/gh/JosefKuchar/neural-snake/Cargo.toml
[INFO] started frobbing JosefKuchar/neural-snake
[INFO] finished frobbing JosefKuchar/neural-snake
[INFO] frobbed toml for JosefKuchar/neural-snake written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/JosefKuchar/neural-snake/Cargo.toml
[INFO] crate JosefKuchar/neural-snake has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting JosefKuchar/neural-snake against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/JosefKuchar/neural-snake:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 79742bcc65e97b3a403defe9b13d264851ae207e12225032ee5a1d09d11f7d4e
[INFO] running `"docker" "start" "-a" "79742bcc65e97b3a403defe9b13d264851ae207e12225032ee5a1d09d11f7d4e"`
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking rayon-core v1.3.0
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]    Compiling glutin v0.10.1
[INFO] [stderr]    Compiling gl v0.7.0
[INFO] [stderr]     Checking gfx_device_gl v0.15.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking piston-gfx_texture v0.31.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.50.0
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.9.10
[INFO] [stderr]     Checking wayland-client v0.9.10
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.48.0
[INFO] [stderr]     Checking wayland-protocols v0.9.10
[INFO] [stderr]     Checking wayland-kbd v0.9.1
[INFO] [stderr]     Checking wayland-window v0.8.0
[INFO] [stderr]     Checking winit v0.8.3
[INFO] [stderr]     Checking pistoncore-glutin_window v0.43.0
[INFO] [stderr]     Checking piston_window v0.75.0
[INFO] [stderr]     Checking neural_snake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:106:24
[INFO] [stderr]     |
[INFO] [stderr] 106 |         return Point { x: x, y: y };
[INFO] [stderr]     |                        ^^^^ help: replace it with: `x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:106:30
[INFO] [stderr]     |
[INFO] [stderr] 106 |         return Point { x: x, y: y };
[INFO] [stderr]     |                              ^^^^ help: replace it with: `y`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:135:13
[INFO] [stderr]     |
[INFO] [stderr] 135 |             parts: parts,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `parts`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |             board: board,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `board`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:306:13
[INFO] [stderr]     |
[INFO] [stderr] 306 |             width: width,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `width`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:307:13
[INFO] [stderr]     |
[INFO] [stderr] 307 |             height: height,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `height`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:346:13
[INFO] [stderr]     |
[INFO] [stderr] 346 |             pool: pool,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `pool`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:348:13
[INFO] [stderr]     |
[INFO] [stderr] 348 |             pool_size: pool_size,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `pool_size`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:441:13
[INFO] [stderr]     |
[INFO] [stderr] 441 |             genomes: genomes,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `genomes`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:459:13
[INFO] [stderr]     |
[INFO] [stderr] 459 |             genomes: genomes,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `genomes`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:509:13
[INFO] [stderr]     |
[INFO] [stderr] 509 |             weight_count: weight_count,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `weight_count`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:106:24
[INFO] [stderr]     |
[INFO] [stderr] 106 |         return Point { x: x, y: y };
[INFO] [stderr]     |                        ^^^^ help: replace it with: `x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:106:30
[INFO] [stderr]     |
[INFO] [stderr] 106 |         return Point { x: x, y: y };
[INFO] [stderr]     |                              ^^^^ help: replace it with: `y`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:135:13
[INFO] [stderr]     |
[INFO] [stderr] 135 |             parts: parts,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `parts`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |             board: board,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `board`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:306:13
[INFO] [stderr]     |
[INFO] [stderr] 306 |             width: width,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `width`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:307:13
[INFO] [stderr]     |
[INFO] [stderr] 307 |             height: height,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `height`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:346:13
[INFO] [stderr]     |
[INFO] [stderr] 346 |             pool: pool,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `pool`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:348:13
[INFO] [stderr]     |
[INFO] [stderr] 348 |             pool_size: pool_size,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `pool_size`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:441:13
[INFO] [stderr]     |
[INFO] [stderr] 441 |             genomes: genomes,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `genomes`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:459:13
[INFO] [stderr]     |
[INFO] [stderr] 459 |             genomes: genomes,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `genomes`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:509:13
[INFO] [stderr]     |
[INFO] [stderr] 509 |             weight_count: weight_count,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `weight_count`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         return self.x == point.x && self.y == point.y;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.x == point.x && self.y == point.y`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |         return Point { x: x, y: y };
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Point { x: x, y: y }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 | /         return Point::new(
[INFO] [stderr] 114 | |             rangeX.ind_sample(&mut rng) as isize,
[INFO] [stderr] 115 | |             rangeY.ind_sample(&mut rng) as isize,
[INFO] [stderr] 116 | |         );
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 113 |         Point::new(
[INFO] [stderr] 114 |             rangeX.ind_sample(&mut rng) as isize,
[INFO] [stderr] 115 |             rangeY.ind_sample(&mut rng) as isize,
[INFO] [stderr] 116 |         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 | /         return Snake {
[INFO] [stderr] 134 | |             direction: 0,
[INFO] [stderr] 135 | |             parts: parts,
[INFO] [stderr] 136 | |             board: board,
[INFO] [stderr] 137 | |             alive: true,
[INFO] [stderr] 138 | |             steps_without_food: 0,
[INFO] [stderr] 139 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 133 |         Snake {
[INFO] [stderr] 134 |             direction: 0,
[INFO] [stderr] 135 |             parts: parts,
[INFO] [stderr] 136 |             board: board,
[INFO] [stderr] 137 |             alive: true,
[INFO] [stderr] 138 |             steps_without_food: 0,
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 | /         return head.x >= 0 && head.y >= 0 && head.x < self.board.width as isize
[INFO] [stderr] 145 | |             && head.y < self.board.height as isize;
[INFO] [stderr]     | |___________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 144 |         head.x >= 0 && head.y >= 0 && head.x < self.board.width as isize
[INFO] [stderr] 145 |             && head.y < self.board.height as isize
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |         return false;
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |         return false;
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:199:9
[INFO] [stderr]     |
[INFO] [stderr] 199 |         return sum / f32::consts::PI;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `sum / f32::consts::PI`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |         return inputs;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `inputs`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:305:9
[INFO] [stderr]     |
[INFO] [stderr] 305 | /         return Board {
[INFO] [stderr] 306 | |             width: width,
[INFO] [stderr] 307 | |             height: height,
[INFO] [stderr] 308 | |             food: Point::random(width, height),
[INFO] [stderr] 309 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 305 |         Board {
[INFO] [stderr] 306 |             width: width,
[INFO] [stderr] 307 |             height: height,
[INFO] [stderr] 308 |             food: Point::random(width, height),
[INFO] [stderr] 309 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:313:9
[INFO] [stderr]     |
[INFO] [stderr] 313 |         return x >= 0 && y >= 0 && x < self.width as isize && y < self.height as isize;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `x >= 0 && y >= 0 && x < self.width as isize && y < self.height as isize`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 | /         return DnaPool {
[INFO] [stderr] 346 | |             pool: pool,
[INFO] [stderr] 347 | |             index: 0,
[INFO] [stderr] 348 | |             pool_size: pool_size,
[INFO] [stderr] 349 | |             best: Dna::new(dna_size),
[INFO] [stderr] 350 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 345 |         DnaPool {
[INFO] [stderr] 346 |             pool: pool,
[INFO] [stderr] 347 |             index: 0,
[INFO] [stderr] 348 |             pool_size: pool_size,
[INFO] [stderr] 349 |             best: Dna::new(dna_size),
[INFO] [stderr] 350 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:355:9
[INFO] [stderr]     |
[INFO] [stderr] 355 |         return &dna.genomes;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `&dna.genomes`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:440:9
[INFO] [stderr]     |
[INFO] [stderr] 440 | /         return Dna {
[INFO] [stderr] 441 | |             genomes: genomes,
[INFO] [stderr] 442 | |             fitness: 0f32,
[INFO] [stderr] 443 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 440 |         Dna {
[INFO] [stderr] 441 |             genomes: genomes,
[INFO] [stderr] 442 |             fitness: 0f32,
[INFO] [stderr] 443 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:458:9
[INFO] [stderr]     |
[INFO] [stderr] 458 | /         return Dna {
[INFO] [stderr] 459 | |             genomes: genomes,
[INFO] [stderr] 460 | |             fitness: 0f32,
[INFO] [stderr] 461 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 458 |         Dna {
[INFO] [stderr] 459 |             genomes: genomes,
[INFO] [stderr] 460 |             fitness: 0f32,
[INFO] [stderr] 461 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:507:9
[INFO] [stderr]     |
[INFO] [stderr] 507 | /         return Network {
[INFO] [stderr] 508 | |             weights: layers,
[INFO] [stderr] 509 | |             weight_count: weight_count,
[INFO] [stderr] 510 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 507 |         Network {
[INFO] [stderr] 508 |             weights: layers,
[INFO] [stderr] 509 |             weight_count: weight_count,
[INFO] [stderr] 510 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:539:9
[INFO] [stderr]     |
[INFO] [stderr] 539 |         return result;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:561:5
[INFO] [stderr]     |
[INFO] [stderr] 561 |     return (a - 1f32) / (a + 1f32);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(a - 1f32) / (a + 1f32)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `left`
[INFO] [stderr]    --> src/main.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |         let left = self.peek_at((self.direction + 3) % 4);
[INFO] [stderr]     |             ^^^^ help: consider using `_left` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `right`
[INFO] [stderr]    --> src/main.rs:220:13
[INFO] [stderr]     |
[INFO] [stderr] 220 |         let right = self.peek_at((self.direction + 1) % 4);
[INFO] [stderr]     |             ^^^^^ help: consider using `_right` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sum`
[INFO] [stderr]    --> src/main.rs:372:27
[INFO] [stderr]     |
[INFO] [stderr] 372 |     fn pick_random(&self, sum: f32, rnd: f32) -> &Dna {
[INFO] [stderr]     |                           ^^^ help: consider using `_sum` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         return self.x == point.x && self.y == point.y;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.x == point.x && self.y == point.y`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |         return Point { x: x, y: y };
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Point { x: x, y: y }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 | /         return Point::new(
[INFO] [stderr] 114 | |             rangeX.ind_sample(&mut rng) as isize,
[INFO] [stderr] 115 | |             rangeY.ind_sample(&mut rng) as isize,
[INFO] [stderr] 116 | |         );
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 113 |         Point::new(
[INFO] [stderr] 114 |             rangeX.ind_sample(&mut rng) as isize,
[INFO] [stderr] 115 |             rangeY.ind_sample(&mut rng) as isize,
[INFO] [stderr] 116 |         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 | /         return Snake {
[INFO] [stderr] 134 | |             direction: 0,
[INFO] [stderr] 135 | |             parts: parts,
[INFO] [stderr] 136 | |             board: board,
[INFO] [stderr] 137 | |             alive: true,
[INFO] [stderr] 138 | |             steps_without_food: 0,
[INFO] [stderr] 139 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 133 |         Snake {
[INFO] [stderr] 134 |             direction: 0,
[INFO] [stderr] 135 |             parts: parts,
[INFO] [stderr] 136 |             board: board,
[INFO] [stderr] 137 |             alive: true,
[INFO] [stderr] 138 |             steps_without_food: 0,
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 | /         return head.x >= 0 && head.y >= 0 && head.x < self.board.width as isize
[INFO] [stderr] 145 | |             && head.y < self.board.height as isize;
[INFO] [stderr]     | |___________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 144 |         head.x >= 0 && head.y >= 0 && head.x < self.board.width as isize
[INFO] [stderr] 145 |             && head.y < self.board.height as isize
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |         return false;
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |         return false;
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:199:9
[INFO] [stderr]     |
[INFO] [stderr] 199 |         return sum / f32::consts::PI;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `sum / f32::consts::PI`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |         return inputs;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `inputs`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:305:9
[INFO] [stderr]     |
[INFO] [stderr] 305 | /         return Board {
[INFO] [stderr] 306 | |             width: width,
[INFO] [stderr] 307 | |             height: height,
[INFO] [stderr] 308 | |             food: Point::random(width, height),
[INFO] [stderr] 309 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 305 |         Board {
[INFO] [stderr] 306 |             width: width,
[INFO] [stderr] 307 |             height: height,
[INFO] [stderr] 308 |             food: Point::random(width, height),
[INFO] [stderr] 309 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:313:9
[INFO] [stderr]     |
[INFO] [stderr] 313 |         return x >= 0 && y >= 0 && x < self.width as isize && y < self.height as isize;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `x >= 0 && y >= 0 && x < self.width as isize && y < self.height as isize`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 | /         return DnaPool {
[INFO] [stderr] 346 | |             pool: pool,
[INFO] [stderr] 347 | |             index: 0,
[INFO] [stderr] 348 | |             pool_size: pool_size,
[INFO] [stderr] 349 | |             best: Dna::new(dna_size),
[INFO] [stderr] 350 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 345 |         DnaPool {
[INFO] [stderr] 346 |             pool: pool,
[INFO] [stderr] 347 |             index: 0,
[INFO] [stderr] 348 |             pool_size: pool_size,
[INFO] [stderr] 349 |             best: Dna::new(dna_size),
[INFO] [stderr] 350 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:355:9
[INFO] [stderr]     |
[INFO] [stderr] 355 |         return &dna.genomes;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `&dna.genomes`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:440:9
[INFO] [stderr]     |
[INFO] [stderr] 440 | /         return Dna {
[INFO] [stderr] 441 | |             genomes: genomes,
[INFO] [stderr] 442 | |             fitness: 0f32,
[INFO] [stderr] 443 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 440 |         Dna {
[INFO] [stderr] 441 |             genomes: genomes,
[INFO] [stderr] 442 |             fitness: 0f32,
[INFO] [stderr] 443 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:458:9
[INFO] [stderr]     |
[INFO] [stderr] 458 | /         return Dna {
[INFO] [stderr] 459 | |             genomes: genomes,
[INFO] [stderr] 460 | |             fitness: 0f32,
[INFO] [stderr] 461 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 458 |         Dna {
[INFO] [stderr] 459 |             genomes: genomes,
[INFO] [stderr] 460 |             fitness: 0f32,
[INFO] [stderr] 461 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:507:9
[INFO] [stderr]     |
[INFO] [stderr] 507 | /         return Network {
[INFO] [stderr] 508 | |             weights: layers,
[INFO] [stderr] 509 | |             weight_count: weight_count,
[INFO] [stderr] 510 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 507 |         Network {
[INFO] [stderr] 508 |             weights: layers,
[INFO] [stderr] 509 |             weight_count: weight_count,
[INFO] [stderr] 510 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:539:9
[INFO] [stderr]     |
[INFO] [stderr] 539 |         return result;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:561:5
[INFO] [stderr]     |
[INFO] [stderr] 561 |     return (a - 1f32) / (a + 1f32);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(a - 1f32) / (a + 1f32)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `normalize_weights`
[INFO] [stderr]    --> src/main.rs:383:5
[INFO] [stderr]     |
[INFO] [stderr] 383 |     fn normalize_weights(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sigmoid`
[INFO] [stderr]    --> src/main.rs:555:1
[INFO] [stderr]     |
[INFO] [stderr] 555 | fn sigmoid(y: f32) -> f32 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/main.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |           if let Some(_) = e.update_args() {
[INFO] [stderr]    |  _________-      ^^^^^^^
[INFO] [stderr] 39 | |             for _ in 0..speed {
[INFO] [stderr] 40 | |                 //println!("{}", snake.direction);
[INFO] [stderr] 41 | |                 let inputs = snake.get_inputs();
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |             }
[INFO] [stderr] 53 | |         }
[INFO] [stderr]    | |_________- help: try this: `if e.update_args().is_some()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/main.rs:55:16
[INFO] [stderr]    |
[INFO] [stderr] 55 |           if let Some(_) = e.render_args() {
[INFO] [stderr]    |  _________-      ^^^^^^^
[INFO] [stderr] 56 | |             for x in 0..snake.board.width {
[INFO] [stderr] 57 | |                 for y in 0..snake.board.height {
[INFO] [stderr] 58 | |                     canvas.put_pixel(x as u32, y as u32, Rgba([255, 255, 255, 255]));
[INFO] [stderr] ...  |
[INFO] [stderr] 77 | |             });
[INFO] [stderr] 78 | |         }
[INFO] [stderr]    | |_________- help: try this: `if e.render_args().is_some()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: variable `rangeX` should have a snake case name such as `range_x`
[INFO] [stderr]    --> src/main.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let rangeX = Range::new(0, max_x);
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `rangeY` should have a snake case name such as `range_y`
[INFO] [stderr]    --> src/main.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let rangeY = Range::new(0, max_y);
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: this loop never actually loops
[INFO] [stderr]    --> src/main.rs:317:9
[INFO] [stderr]     |
[INFO] [stderr] 317 | /         loop {
[INFO] [stderr] 318 | |             let point = Point::random(self.width, self.height);
[INFO] [stderr] 319 | |             for part in snake_parts {
[INFO] [stderr] 320 | |                 if point == *part {
[INFO] [stderr] ...   |
[INFO] [stderr] 325 | |             return;
[INFO] [stderr] 326 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::never_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#never_loop
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/main.rs:542:47
[INFO] [stderr]     |
[INFO] [stderr] 542 |     pub fn update_weights(&mut self, weights: &Vec<f32>) {
[INFO] [stderr]     |                                               ^^^^^^^^^ help: change this to: `&[f32]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `neural_snake`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused variable: `left`
[INFO] [stderr]    --> src/main.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 |         let left = self.peek_at((self.direction + 3) % 4);
[INFO] [stderr]     |             ^^^^ help: consider using `_left` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `right`
[INFO] [stderr]    --> src/main.rs:220:13
[INFO] [stderr]     |
[INFO] [stderr] 220 |         let right = self.peek_at((self.direction + 1) % 4);
[INFO] [stderr]     |             ^^^^^ help: consider using `_right` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sum`
[INFO] [stderr]    --> src/main.rs:372:27
[INFO] [stderr]     |
[INFO] [stderr] 372 |     fn pick_random(&self, sum: f32, rnd: f32) -> &Dna {
[INFO] [stderr]     |                           ^^^ help: consider using `_sum` instead
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `normalize_weights`
[INFO] [stderr]    --> src/main.rs:383:5
[INFO] [stderr]     |
[INFO] [stderr] 383 |     fn normalize_weights(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sigmoid`
[INFO] [stderr]    --> src/main.rs:555:1
[INFO] [stderr]     |
[INFO] [stderr] 555 | fn sigmoid(y: f32) -> f32 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/main.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |           if let Some(_) = e.update_args() {
[INFO] [stderr]    |  _________-      ^^^^^^^
[INFO] [stderr] 39 | |             for _ in 0..speed {
[INFO] [stderr] 40 | |                 //println!("{}", snake.direction);
[INFO] [stderr] 41 | |                 let inputs = snake.get_inputs();
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |             }
[INFO] [stderr] 53 | |         }
[INFO] [stderr]    | |_________- help: try this: `if e.update_args().is_some()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]   --> src/main.rs:55:16
[INFO] [stderr]    |
[INFO] [stderr] 55 |           if let Some(_) = e.render_args() {
[INFO] [stderr]    |  _________-      ^^^^^^^
[INFO] [stderr] 56 | |             for x in 0..snake.board.width {
[INFO] [stderr] 57 | |                 for y in 0..snake.board.height {
[INFO] [stderr] 58 | |                     canvas.put_pixel(x as u32, y as u32, Rgba([255, 255, 255, 255]));
[INFO] [stderr] ...  |
[INFO] [stderr] 77 | |             });
[INFO] [stderr] 78 | |         }
[INFO] [stderr]    | |_________- help: try this: `if e.render_args().is_some()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: variable `rangeX` should have a snake case name such as `range_x`
[INFO] [stderr]    --> src/main.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let rangeX = Range::new(0, max_x);
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `rangeY` should have a snake case name such as `range_y`
[INFO] [stderr]    --> src/main.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let rangeY = Range::new(0, max_y);
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: this loop never actually loops
[INFO] [stderr]    --> src/main.rs:317:9
[INFO] [stderr]     |
[INFO] [stderr] 317 | /         loop {
[INFO] [stderr] 318 | |             let point = Point::random(self.width, self.height);
[INFO] [stderr] 319 | |             for part in snake_parts {
[INFO] [stderr] 320 | |                 if point == *part {
[INFO] [stderr] ...   |
[INFO] [stderr] 325 | |             return;
[INFO] [stderr] 326 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::never_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#never_loop
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/main.rs:542:47
[INFO] [stderr]     |
[INFO] [stderr] 542 |     pub fn update_weights(&mut self, weights: &Vec<f32>) {
[INFO] [stderr]     |                                               ^^^^^^^^^ help: change this to: `&[f32]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `neural_snake`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "79742bcc65e97b3a403defe9b13d264851ae207e12225032ee5a1d09d11f7d4e"`
[INFO] running `"docker" "rm" "-f" "79742bcc65e97b3a403defe9b13d264851ae207e12225032ee5a1d09d11f7d4e"`
[INFO] [stdout] 79742bcc65e97b3a403defe9b13d264851ae207e12225032ee5a1d09d11f7d4e