Dec 18 07:03:12.713 INFO checking JosefKuchar/neural-snake against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:03:12.713 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 07:03:13.146 INFO [stdout] 3afa93fbc390e13266ea8b4db888e9d49be63959c55cff0568ed98df6ee3b29b
Dec 18 07:03:13.154 INFO running `"docker" "start" "-a" "3afa93fbc390e13266ea8b4db888e9d49be63959c55cff0568ed98df6ee3b29b"`
Dec 18 07:03:15.080 INFO [stderr]     Checking rusttype v0.2.3
Dec 18 07:03:15.088 INFO [stderr]     Checking image v0.18.0
Dec 18 07:03:15.088 INFO [stderr]     Checking gfx_device_gl v0.15.0
Dec 18 07:03:19.310 INFO [stderr]     Checking piston2d-graphics v0.24.0
Dec 18 07:03:21.759 INFO [stderr]     Checking piston-gfx_texture v0.31.0
Dec 18 07:03:21.759 INFO [stderr]     Checking piston2d-opengl_graphics v0.50.0
Dec 18 07:03:23.615 INFO [stderr]     Checking piston2d-gfx_graphics v0.48.0
Dec 18 07:03:25.952 INFO [stderr]     Checking piston_window v0.75.0
Dec 18 07:03:29.684 INFO [stderr]     Checking neural_snake v0.1.0 (/opt/crater/workdir)
Dec 18 07:03:32.140 INFO [stderr] warning: unused variable: `left`
Dec 18 07:03:32.140 INFO [stderr]    --> src/main.rs:219:13
Dec 18 07:03:32.140 INFO [stderr]     |
Dec 18 07:03:32.140 INFO [stderr] 219 |         let left = self.peek_at((self.direction + 3) % 4);
Dec 18 07:03:32.140 INFO [stderr]     |             ^^^^ help: consider using `_left` instead
Dec 18 07:03:32.140 INFO [stderr]     |
Dec 18 07:03:32.140 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 07:03:32.140 INFO [stderr] 
Dec 18 07:03:32.140 INFO [stderr] warning: unused variable: `right`
Dec 18 07:03:32.140 INFO [stderr]    --> src/main.rs:220:13
Dec 18 07:03:32.140 INFO [stderr]     |
Dec 18 07:03:32.140 INFO [stderr] 220 |         let right = self.peek_at((self.direction + 1) % 4);
Dec 18 07:03:32.140 INFO [stderr]     |             ^^^^^ help: consider using `_right` instead
Dec 18 07:03:32.140 INFO [stderr] 
Dec 18 07:03:32.140 INFO [stderr] warning: unused variable: `sum`
Dec 18 07:03:32.140 INFO [stderr]    --> src/main.rs:372:27
Dec 18 07:03:32.140 INFO [stderr]     |
Dec 18 07:03:32.140 INFO [stderr] 372 |     fn pick_random(&self, sum: f32, rnd: f32) -> &Dna {
Dec 18 07:03:32.140 INFO [stderr]     |                           ^^^ help: consider using `_sum` instead
Dec 18 07:03:32.140 INFO [stderr] 
Dec 18 07:03:32.268 INFO [stderr] warning: unused variable: `left`
Dec 18 07:03:32.268 INFO [stderr]    --> src/main.rs:219:13
Dec 18 07:03:32.268 INFO [stderr]     |
Dec 18 07:03:32.268 INFO [stderr] 219 |         let left = self.peek_at((self.direction + 3) % 4);
Dec 18 07:03:32.268 INFO [stderr]     |             ^^^^ help: consider using `_left` instead
Dec 18 07:03:32.268 INFO [stderr]     |
Dec 18 07:03:32.269 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 07:03:32.269 INFO [stderr] 
Dec 18 07:03:32.269 INFO [stderr] warning: unused variable: `right`
Dec 18 07:03:32.269 INFO [stderr]    --> src/main.rs:220:13
Dec 18 07:03:32.269 INFO [stderr]     |
Dec 18 07:03:32.269 INFO [stderr] 220 |         let right = self.peek_at((self.direction + 1) % 4);
Dec 18 07:03:32.269 INFO [stderr]     |             ^^^^^ help: consider using `_right` instead
Dec 18 07:03:32.269 INFO [stderr] 
Dec 18 07:03:32.269 INFO [stderr] warning: unused variable: `sum`
Dec 18 07:03:32.269 INFO [stderr]    --> src/main.rs:372:27
Dec 18 07:03:32.269 INFO [stderr]     |
Dec 18 07:03:32.269 INFO [stderr] 372 |     fn pick_random(&self, sum: f32, rnd: f32) -> &Dna {
Dec 18 07:03:32.269 INFO [stderr]     |                           ^^^ help: consider using `_sum` instead
Dec 18 07:03:32.269 INFO [stderr] 
Dec 18 07:03:32.270 INFO [stderr] warning: method is never used: `normalize_weights`
Dec 18 07:03:32.270 INFO [stderr]    --> src/main.rs:383:5
Dec 18 07:03:32.270 INFO [stderr]     |
Dec 18 07:03:32.270 INFO [stderr] 383 |     fn normalize_weights(&mut self) {
Dec 18 07:03:32.270 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:03:32.270 INFO [stderr]     |
Dec 18 07:03:32.270 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 07:03:32.270 INFO [stderr] 
Dec 18 07:03:32.271 INFO [stderr] warning: function is never used: `sigmoid`
Dec 18 07:03:32.271 INFO [stderr]    --> src/main.rs:555:1
Dec 18 07:03:32.271 INFO [stderr]     |
Dec 18 07:03:32.271 INFO [stderr] 555 | fn sigmoid(y: f32) -> f32 {
Dec 18 07:03:32.271 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:03:32.271 INFO [stderr] 
Dec 18 07:03:32.288 INFO [stderr] warning: variable `rangeX` should have a snake case name such as `range_x`
Dec 18 07:03:32.288 INFO [stderr]    --> src/main.rs:110:13
Dec 18 07:03:32.289 INFO [stderr]     |
Dec 18 07:03:32.289 INFO [stderr] 110 |         let rangeX = Range::new(0, max_x);
Dec 18 07:03:32.289 INFO [stderr]     |             ^^^^^^
Dec 18 07:03:32.296 INFO [stderr]     |
Dec 18 07:03:32.296 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 18 07:03:32.296 INFO [stderr] 
Dec 18 07:03:32.297 INFO [stderr] warning: variable `rangeY` should have a snake case name such as `range_y`
Dec 18 07:03:32.297 INFO [stderr]    --> src/main.rs:111:13
Dec 18 07:03:32.297 INFO [stderr]     |
Dec 18 07:03:32.297 INFO [stderr] 111 |         let rangeY = Range::new(0, max_y);
Dec 18 07:03:32.297 INFO [stderr]     |             ^^^^^^
Dec 18 07:03:32.297 INFO [stderr] 
Dec 18 07:03:32.330 INFO [stderr] warning: method is never used: `normalize_weights`
Dec 18 07:03:32.330 INFO [stderr]    --> src/main.rs:383:5
Dec 18 07:03:32.330 INFO [stderr]     |
Dec 18 07:03:32.330 INFO [stderr] 383 |     fn normalize_weights(&mut self) {
Dec 18 07:03:32.330 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:03:32.330 INFO [stderr]     |
Dec 18 07:03:32.331 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 07:03:32.331 INFO [stderr] 
Dec 18 07:03:32.331 INFO [stderr] warning: function is never used: `sigmoid`
Dec 18 07:03:32.331 INFO [stderr]    --> src/main.rs:555:1
Dec 18 07:03:32.331 INFO [stderr]     |
Dec 18 07:03:32.332 INFO [stderr] 555 | fn sigmoid(y: f32) -> f32 {
Dec 18 07:03:32.332 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:03:32.332 INFO [stderr] 
Dec 18 07:03:32.333 INFO [stderr] warning: variable `rangeX` should have a snake case name such as `range_x`
Dec 18 07:03:32.333 INFO [stderr]    --> src/main.rs:110:13
Dec 18 07:03:32.333 INFO [stderr]     |
Dec 18 07:03:32.333 INFO [stderr] 110 |         let rangeX = Range::new(0, max_x);
Dec 18 07:03:32.333 INFO [stderr]     |             ^^^^^^
Dec 18 07:03:32.334 INFO [stderr]     |
Dec 18 07:03:32.334 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 18 07:03:32.334 INFO [stderr] 
Dec 18 07:03:32.334 INFO [stderr] warning: variable `rangeY` should have a snake case name such as `range_y`
Dec 18 07:03:32.334 INFO [stderr]    --> src/main.rs:111:13
Dec 18 07:03:32.335 INFO [stderr]     |
Dec 18 07:03:32.335 INFO [stderr] 111 |         let rangeY = Range::new(0, max_y);
Dec 18 07:03:32.335 INFO [stderr]     |             ^^^^^^
Dec 18 07:03:32.335 INFO [stderr] 
Dec 18 07:03:32.420 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.82s
Dec 18 07:03:33.647 INFO running `"docker" "inspect" "3afa93fbc390e13266ea8b4db888e9d49be63959c55cff0568ed98df6ee3b29b"`
Dec 18 07:03:33.978 INFO running `"docker" "rm" "-f" "3afa93fbc390e13266ea8b4db888e9d49be63959c55cff0568ed98df6ee3b29b"`
Dec 18 07:03:34.264 INFO [stdout] 3afa93fbc390e13266ea8b4db888e9d49be63959c55cff0568ed98df6ee3b29b