[INFO] updating cached repository LukeEuler/imprint_of_light
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LukeEuler/imprint_of_light
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LukeEuler/imprint_of_light" "work/ex/clippy-test-run/sources/stable/gh/LukeEuler/imprint_of_light"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/LukeEuler/imprint_of_light'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LukeEuler/imprint_of_light" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/LukeEuler/imprint_of_light"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/LukeEuler/imprint_of_light'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e7cb98cf14690492728a2728990a2fc6039b1995
[INFO] sha for GitHub repo LukeEuler/imprint_of_light: e7cb98cf14690492728a2728990a2fc6039b1995
[INFO] validating manifest of LukeEuler/imprint_of_light 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 LukeEuler/imprint_of_light 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 LukeEuler/imprint_of_light
[INFO] finished frobbing LukeEuler/imprint_of_light
[INFO] frobbed toml for LukeEuler/imprint_of_light written to work/ex/clippy-test-run/sources/stable/gh/LukeEuler/imprint_of_light/Cargo.toml
[INFO] started frobbing LukeEuler/imprint_of_light
[INFO] finished frobbing LukeEuler/imprint_of_light
[INFO] frobbed toml for LukeEuler/imprint_of_light written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/LukeEuler/imprint_of_light/Cargo.toml
[INFO] crate LukeEuler/imprint_of_light 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 LukeEuler/imprint_of_light against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/LukeEuler/imprint_of_light:/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] d8e347ede344c8aa32e90a4614aee6b027514ba6326d25f639189a878dc5ee41
[INFO] running `"docker" "start" "-a" "d8e347ede344c8aa32e90a4614aee6b027514ba6326d25f639189a878dc5ee41"`
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.3
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking imprint_of_light v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/shapes.rs:72:21
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let y = py + dy * t1;
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/shapes.rs:83:21
[INFO] [stderr]    |
[INFO] [stderr] 83 |                 let y = py + dy * t2;
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/shapes.rs:72:21
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let y = py + dy * t1;
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/shapes.rs:83:21
[INFO] [stderr]    |
[INFO] [stderr] 83 |                 let y = py + dy * t2;
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/render.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 |             emissive: self.emissive.clone(),
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.emissive`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/render.rs:172:62
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let sum: Color = (0..stratification).map(|i| 2.0 * PI * (i as f64 + rng.gen_range(0.0, 1.0)) / stratification as f64)
[INFO] [stderr]     |                                                              ^^^^^^^^ help: try: `f64::from(i)`
[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/render.rs:172:100
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let sum: Color = (0..stratification).map(|i| 2.0 * PI * (i as f64 + rng.gen_range(0.0, 1.0)) / stratification as f64)
[INFO] [stderr]     |                                                                                                    ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(stratification)`
[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/render.rs:177:18
[INFO] [stderr]     |
[INFO] [stderr] 177 |     sum * (1.0 / stratification as f64)
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(stratification)`
[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 u64 may become silently lossy if types change
[INFO] [stderr]    --> src/render.rs:181:35
[INFO] [stderr]     |
[INFO] [stderr] 181 |     let mut pb = ProgressBar::new(width as u64 * height as u64);
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: try: `u64::from(width)`
[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 u64 may become silently lossy if types change
[INFO] [stderr]    --> src/render.rs:181:50
[INFO] [stderr]     |
[INFO] [stderr] 181 |     let mut pb = ProgressBar::new(width as u64 * height as u64);
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^ help: try: `u64::from(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: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/render.rs:189:22
[INFO] [stderr]     |
[INFO] [stderr] 189 |             let xx = x as f64 / min_edge as f64;
[INFO] [stderr]     |                      ^^^^^^^^ help: try: `f64::from(x)`
[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/render.rs:189:33
[INFO] [stderr]     |
[INFO] [stderr] 189 |             let xx = x as f64 / min_edge as f64;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^ help: try: `f64::from(min_edge)`
[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/render.rs:190:22
[INFO] [stderr]     |
[INFO] [stderr] 190 |             let yy = y as f64 / min_edge as f64;
[INFO] [stderr]     |                      ^^^^^^^^ help: try: `f64::from(y)`
[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/render.rs:190:33
[INFO] [stderr]     |
[INFO] [stderr] 190 |             let yy = y as f64 / min_edge as f64;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^ help: try: `f64::from(min_edge)`
[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/shapes.rs:174:34
[INFO] [stderr]     |
[INFO] [stderr] 174 |         Self::new((0..n).map(|i| i as f64 * 2.0 * PI / n as f64)
[INFO] [stderr]     |                                  ^^^^^^^^ help: try: `f64::from(i)`
[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/shapes.rs:174:56
[INFO] [stderr]     |
[INFO] [stderr] 174 |         Self::new((0..n).map(|i| i as f64 * 2.0 * PI / n as f64)
[INFO] [stderr]     |                                                        ^^^^^^^^ help: try: `f64::from(n)`
[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/shapes.rs:190:25
[INFO] [stderr]     |
[INFO] [stderr] 190 |         let cos = (PI / n as f64).cos();
[INFO] [stderr]     |                         ^^^^^^^^ help: try: `f64::from(n)`
[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/shapes.rs:192:42
[INFO] [stderr]     |
[INFO] [stderr] 192 |         Self::new((0..2 * n).map(|i| (i, i as f64 * PI / n as f64))
[INFO] [stderr]     |                                          ^^^^^^^^ help: try: `f64::from(i)`
[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/shapes.rs:192:58
[INFO] [stderr]     |
[INFO] [stderr] 192 |         Self::new((0..2 * n).map(|i| (i, i as f64 * PI / n as f64))
[INFO] [stderr]     |                                                          ^^^^^^^^ help: try: `f64::from(n)`
[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: manual implementation of an assign operation
[INFO] [stderr]    --> src/shapes.rs:197:21
[INFO] [stderr]     |
[INFO] [stderr] 197 |                     l = l * scaling_ratio;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `l *= scaling_ratio`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/main.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |         if item.scenes.len() == 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `item.scenes.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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/render.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 |             emissive: self.emissive.clone(),
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.emissive`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/render.rs:172:62
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let sum: Color = (0..stratification).map(|i| 2.0 * PI * (i as f64 + rng.gen_range(0.0, 1.0)) / stratification as f64)
[INFO] [stderr]     |                                                              ^^^^^^^^ help: try: `f64::from(i)`
[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/render.rs:172:100
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let sum: Color = (0..stratification).map(|i| 2.0 * PI * (i as f64 + rng.gen_range(0.0, 1.0)) / stratification as f64)
[INFO] [stderr]     |                                                                                                    ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(stratification)`
[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/render.rs:177:18
[INFO] [stderr]     |
[INFO] [stderr] 177 |     sum * (1.0 / stratification as f64)
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(stratification)`
[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 u64 may become silently lossy if types change
[INFO] [stderr]    --> src/render.rs:181:35
[INFO] [stderr]     |
[INFO] [stderr] 181 |     let mut pb = ProgressBar::new(width as u64 * height as u64);
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ help: try: `u64::from(width)`
[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 u64 may become silently lossy if types change
[INFO] [stderr]    --> src/render.rs:181:50
[INFO] [stderr]     |
[INFO] [stderr] 181 |     let mut pb = ProgressBar::new(width as u64 * height as u64);
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^ help: try: `u64::from(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: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/render.rs:189:22
[INFO] [stderr]     |
[INFO] [stderr] 189 |             let xx = x as f64 / min_edge as f64;
[INFO] [stderr]     |                      ^^^^^^^^ help: try: `f64::from(x)`
[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/render.rs:189:33
[INFO] [stderr]     |
[INFO] [stderr] 189 |             let xx = x as f64 / min_edge as f64;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^ help: try: `f64::from(min_edge)`
[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/render.rs:190:22
[INFO] [stderr]     |
[INFO] [stderr] 190 |             let yy = y as f64 / min_edge as f64;
[INFO] [stderr]     |                      ^^^^^^^^ help: try: `f64::from(y)`
[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/render.rs:190:33
[INFO] [stderr]     |
[INFO] [stderr] 190 |             let yy = y as f64 / min_edge as f64;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^ help: try: `f64::from(min_edge)`
[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/shapes.rs:174:34
[INFO] [stderr]     |
[INFO] [stderr] 174 |         Self::new((0..n).map(|i| i as f64 * 2.0 * PI / n as f64)
[INFO] [stderr]     |                                  ^^^^^^^^ help: try: `f64::from(i)`
[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/shapes.rs:174:56
[INFO] [stderr]     |
[INFO] [stderr] 174 |         Self::new((0..n).map(|i| i as f64 * 2.0 * PI / n as f64)
[INFO] [stderr]     |                                                        ^^^^^^^^ help: try: `f64::from(n)`
[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/shapes.rs:190:25
[INFO] [stderr]     |
[INFO] [stderr] 190 |         let cos = (PI / n as f64).cos();
[INFO] [stderr]     |                         ^^^^^^^^ help: try: `f64::from(n)`
[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/shapes.rs:192:42
[INFO] [stderr]     |
[INFO] [stderr] 192 |         Self::new((0..2 * n).map(|i| (i, i as f64 * PI / n as f64))
[INFO] [stderr]     |                                          ^^^^^^^^ help: try: `f64::from(i)`
[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/shapes.rs:192:58
[INFO] [stderr]     |
[INFO] [stderr] 192 |         Self::new((0..2 * n).map(|i| (i, i as f64 * PI / n as f64))
[INFO] [stderr]     |                                                          ^^^^^^^^ help: try: `f64::from(n)`
[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: manual implementation of an assign operation
[INFO] [stderr]    --> src/shapes.rs:197:21
[INFO] [stderr]     |
[INFO] [stderr] 197 |                     l = l * scaling_ratio;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `l *= scaling_ratio`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/main.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |         if item.scenes.len() == 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `item.scenes.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]     Finished dev [unoptimized + debuginfo] target(s) in 29.16s
[INFO] running `"docker" "inspect" "d8e347ede344c8aa32e90a4614aee6b027514ba6326d25f639189a878dc5ee41"`
[INFO] running `"docker" "rm" "-f" "d8e347ede344c8aa32e90a4614aee6b027514ba6326d25f639189a878dc5ee41"`
[INFO] [stdout] d8e347ede344c8aa32e90a4614aee6b027514ba6326d25f639189a878dc5ee41