[INFO] updating cached repository novemberisms/RustyBird
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/novemberisms/RustyBird
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/novemberisms/RustyBird" "work/ex/clippy-test-run/sources/stable/gh/novemberisms/RustyBird"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/novemberisms/RustyBird'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/novemberisms/RustyBird" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/novemberisms/RustyBird"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/novemberisms/RustyBird'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6663c31c0a5b5e2f278ee68629f6d33be88f9f22
[INFO] sha for GitHub repo novemberisms/RustyBird: 6663c31c0a5b5e2f278ee68629f6d33be88f9f22
[INFO] validating manifest of novemberisms/RustyBird 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 novemberisms/RustyBird 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 novemberisms/RustyBird
[INFO] finished frobbing novemberisms/RustyBird
[INFO] frobbed toml for novemberisms/RustyBird written to work/ex/clippy-test-run/sources/stable/gh/novemberisms/RustyBird/Cargo.toml
[INFO] started frobbing novemberisms/RustyBird
[INFO] finished frobbing novemberisms/RustyBird
[INFO] frobbed toml for novemberisms/RustyBird written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/novemberisms/RustyBird/Cargo.toml
[INFO] crate novemberisms/RustyBird 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 novemberisms/RustyBird against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/novemberisms/RustyBird:/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] 3a849e5e29256d8a97d24c69b9062e6e04642b61ea12815fd9c5ef485b7af866
[INFO] running `"docker" "start" "-a" "3a849e5e29256d8a97d24c69b9062e6e04642b61ea12815fd9c5ef485b7af866"`
[INFO] [stderr]     Checking glutin v0.14.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.53.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.47.0
[INFO] [stderr]     Checking flappy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/assets.rs:57:4
[INFO] [stderr]    |
[INFO] [stderr] 57 |             position: position, // we do need copies of position, size, and quad
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `position`
[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/assets.rs:61:4
[INFO] [stderr]    |
[INFO] [stderr] 61 |             texture: texture,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `texture`
[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/bird.rs:39:4
[INFO] [stderr]    |
[INFO] [stderr] 39 |             sprite: sprite,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `sprite`
[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/pipe.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 |             assets: assets,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `assets`
[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:142:4
[INFO] [stderr]     |
[INFO] [stderr] 142 |             thread_rng: thread_rng,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `thread_rng`
[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:143:4
[INFO] [stderr]     |
[INFO] [stderr] 143 |             assets: assets,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `assets`
[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/assets.rs:57:4
[INFO] [stderr]    |
[INFO] [stderr] 57 |             position: position, // we do need copies of position, size, and quad
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `position`
[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/assets.rs:61:4
[INFO] [stderr]    |
[INFO] [stderr] 61 |             texture: texture,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `texture`
[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/bird.rs:39:4
[INFO] [stderr]    |
[INFO] [stderr] 39 |             sprite: sprite,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `sprite`
[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/pipe.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 |             assets: assets,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `assets`
[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:142:4
[INFO] [stderr]     |
[INFO] [stderr] 142 |             thread_rng: thread_rng,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `thread_rng`
[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:143:4
[INFO] [stderr]     |
[INFO] [stderr] 143 |             assets: assets,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `assets`
[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: this if statement can be collapsed
[INFO] [stderr]   --> src/pipe.rs:50:3
[INFO] [stderr]    |
[INFO] [stderr] 50 |           if self.pipes.len() > 0 {
[INFO] [stderr]    |  _________^
[INFO] [stderr] 51 | |             if self.pipes[0].to_be_deleted {
[INFO] [stderr] 52 | |                 self.pipes.remove(0);
[INFO] [stderr] 53 | |                 self.signal_score_up = true;
[INFO] [stderr] 54 | |             }
[INFO] [stderr] 55 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 50 |         if self.pipes.len() > 0 && self.pipes[0].to_be_deleted {
[INFO] [stderr] 51 |     self.pipes.remove(0);
[INFO] [stderr] 52 |     self.signal_score_up = true;
[INFO] [stderr] 53 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SCREENWIDTH`
[INFO] [stderr]  --> src/score_drawer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use SCREENWIDTH;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]   --> src/pipe.rs:50:3
[INFO] [stderr]    |
[INFO] [stderr] 50 |           if self.pipes.len() > 0 {
[INFO] [stderr]    |  _________^
[INFO] [stderr] 51 | |             if self.pipes[0].to_be_deleted {
[INFO] [stderr] 52 | |                 self.pipes.remove(0);
[INFO] [stderr] 53 | |                 self.signal_score_up = true;
[INFO] [stderr] 54 | |             }
[INFO] [stderr] 55 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 50 |         if self.pipes.len() > 0 && self.pipes[0].to_be_deleted {
[INFO] [stderr] 51 |     self.pipes.remove(0);
[INFO] [stderr] 52 |     self.signal_score_up = true;
[INFO] [stderr] 53 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SCREENWIDTH`
[INFO] [stderr]  --> src/score_drawer.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use SCREENWIDTH;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/assets.rs:110:7
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let mut transform = context.transform;
[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: use of `expect` followed by a function call
[INFO] [stderr]   --> src/assets.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |         ).expect(format!("Could not find path for texture: {}", path).as_str());
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| panic!("Could not find path for texture: {}", path))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/assets.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |             .expect(format!("No texture named {}", name).as_str())
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("No texture named {}", name))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/assets.rs:51:15
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let width = texture.get_width() as f64;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(texture.get_width())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/assets.rs:52:16
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let height = texture.get_height() as f64;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(texture.get_height())`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/pipe.rs:50:6
[INFO] [stderr]    |
[INFO] [stderr] 50 |         if self.pipes.len() > 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.pipes.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/pipe.rs:118:37
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let upper_height: f64 = START_Y + thread_rng.gen_range(0, 5) as f64 * Y_INCREMENT;
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(thread_rng.gen_range(0, 5))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/pipe.rs:131:17
[INFO] [stderr]     |
[INFO] [stderr] 131 |             upper_rect: [SCREENWIDTH as f64, 0.0,       PIPE_WIDTH, upper_height],
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENWIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/pipe.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |             lower_rect: [SCREENWIDTH as f64, lower_y, PIPE_WIDTH, lower_height],
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENWIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:158:5
[INFO] [stderr]     |
[INFO] [stderr] 158 |             (SCREENWIDTH as f64 - title_size[0]) / 2.0,
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENWIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |             (SCREENHEIGHT as f64 - title_size[1]) / 2.0
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENHEIGHT)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |             (SCREENWIDTH as f64 - gameover_size[0]) / 2.0,
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENWIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 |             (SCREENHEIGHT as f64 - gameover_size[1]) / 2.0
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENHEIGHT)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:171:29
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn update(&mut self, args: &UpdateArgs) {
[INFO] [stderr]     |                                ^^^^^^^^^^^ help: consider passing by value instead: `UpdateArgs`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/assets.rs:110:7
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let mut transform = context.transform;
[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: use of `expect` followed by a function call
[INFO] [stderr]   --> src/assets.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |         ).expect(format!("Could not find path for texture: {}", path).as_str());
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| panic!("Could not find path for texture: {}", path))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/assets.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |             .expect(format!("No texture named {}", name).as_str())
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("No texture named {}", name))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/assets.rs:51:15
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let width = texture.get_width() as f64;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(texture.get_width())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/assets.rs:52:16
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let height = texture.get_height() as f64;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(texture.get_height())`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/pipe.rs:50:6
[INFO] [stderr]    |
[INFO] [stderr] 50 |         if self.pipes.len() > 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!self.pipes.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/pipe.rs:118:37
[INFO] [stderr]     |
[INFO] [stderr] 118 |         let upper_height: f64 = START_Y + thread_rng.gen_range(0, 5) as f64 * Y_INCREMENT;
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(thread_rng.gen_range(0, 5))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/pipe.rs:131:17
[INFO] [stderr]     |
[INFO] [stderr] 131 |             upper_rect: [SCREENWIDTH as f64, 0.0,       PIPE_WIDTH, upper_height],
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENWIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/pipe.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |             lower_rect: [SCREENWIDTH as f64, lower_y, PIPE_WIDTH, lower_height],
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENWIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:158:5
[INFO] [stderr]     |
[INFO] [stderr] 158 |             (SCREENWIDTH as f64 - title_size[0]) / 2.0,
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENWIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |             (SCREENHEIGHT as f64 - title_size[1]) / 2.0
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENHEIGHT)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |             (SCREENWIDTH as f64 - gameover_size[0]) / 2.0,
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENWIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:165:5
[INFO] [stderr]     |
[INFO] [stderr] 165 |             (SCREENHEIGHT as f64 - gameover_size[1]) / 2.0
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(SCREENHEIGHT)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:171:29
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn update(&mut self, args: &UpdateArgs) {
[INFO] [stderr]     |                                ^^^^^^^^^^^ help: consider passing by value instead: `UpdateArgs`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.83s
[INFO] running `"docker" "inspect" "3a849e5e29256d8a97d24c69b9062e6e04642b61ea12815fd9c5ef485b7af866"`
[INFO] running `"docker" "rm" "-f" "3a849e5e29256d8a97d24c69b9062e6e04642b61ea12815fd9c5ef485b7af866"`
[INFO] [stdout] 3a849e5e29256d8a97d24c69b9062e6e04642b61ea12815fd9c5ef485b7af866