[INFO] crate plotlib 0.3.0 is already in cache
[INFO] extracting crate plotlib 0.3.0 into work/ex/clippy-test-run/sources/stable/reg/plotlib/0.3.0
[INFO] extracting crate plotlib 0.3.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/plotlib/0.3.0
[INFO] validating manifest of plotlib-0.3.0 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 plotlib-0.3.0 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 plotlib-0.3.0
[INFO] finished frobbing plotlib-0.3.0
[INFO] frobbed toml for plotlib-0.3.0 written to work/ex/clippy-test-run/sources/stable/reg/plotlib/0.3.0/Cargo.toml
[INFO] started frobbing plotlib-0.3.0
[INFO] finished frobbing plotlib-0.3.0
[INFO] frobbed toml for plotlib-0.3.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/plotlib/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 plotlib-0.3.0 against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/plotlib/0.3.0:/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 -Dclippy::into_iter_on_array" "-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] f5fe4d70677ca225defd61832b0511216f38ae322dfc4e0f83cf9134a748245f
[INFO] running `"docker" "start" "-a" "f5fe4d70677ca225defd61832b0511216f38ae322dfc4e0f83cf9134a748245f"`
[INFO] [stderr]     Checking svg v0.5.12
[INFO] [stderr]     Checking plotlib v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/scatter.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |             data: data,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `data`
[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/axis.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             lower: lower,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `lower`
[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/axis.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             upper: upper,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `upper`
[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/text_render.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |             offset: offset,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `offset`
[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/scatter.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |             data: data,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `data`
[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/axis.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             lower: lower,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `lower`
[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/axis.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             upper: upper,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `upper`
[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/text_render.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |             offset: offset,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `offset`
[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: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/view.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr] 184 |         view_string
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/view.rs:177:27
[INFO] [stderr]     |
[INFO] [stderr] 177 |           let view_string = text_render::overlay(
[INFO] [stderr]     |  ___________________________^
[INFO] [stderr] 178 | |             &view_string,
[INFO] [stderr] 179 | |             &x_axis_string,
[INFO] [stderr] 180 | |             left_gutter_width as i32,
[INFO] [stderr] 181 | |             face_height as i32,
[INFO] [stderr] 182 | |         );
[INFO] [stderr]     | |_________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/view.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr] 184 |         view_string
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/view.rs:177:27
[INFO] [stderr]     |
[INFO] [stderr] 177 |           let view_string = text_render::overlay(
[INFO] [stderr]     |  ___________________________^
[INFO] [stderr] 178 | |             &view_string,
[INFO] [stderr] 179 | |             &x_axis_string,
[INFO] [stderr] 180 | |             left_gutter_width as i32,
[INFO] [stderr] 181 | |             face_height as i32,
[INFO] [stderr] 182 | |         );
[INFO] [stderr]     | |_________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x_axis`
[INFO] [stderr]    --> src/function.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         x_axis: &axis::Axis,
[INFO] [stderr]     |         ^^^^^^ help: consider using `_x_axis` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y_axis`
[INFO] [stderr]    --> src/function.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         y_axis: &axis::Axis,
[INFO] [stderr]     |         ^^^^^^ help: consider using `_y_axis` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `face_width`
[INFO] [stderr]    --> src/function.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         face_width: u32,
[INFO] [stderr]     |         ^^^^^^^^^^ help: consider using `_face_width` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `face_height`
[INFO] [stderr]    --> src/function.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |         face_height: u32,
[INFO] [stderr]     |         ^^^^^^^^^^^ help: consider using `_face_height` instead
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `num_views`
[INFO] [stderr]   --> src/page.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     num_views: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: defining a method called `add` on this type; consider implementing the `std::ops::Add` trait or choosing a less ambiguous name
[INFO] [stderr]   --> src/view.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | /     pub fn add(mut self, repr: &'a Representation) -> Self {
[INFO] [stderr] 44 | |         self.representations.push(repr);
[INFO] [stderr] 45 | |         self
[INFO] [stderr] 46 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::should_implement_trait)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/page.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 | /         match path.as_ref().extension().and_then(OsStr::to_str) {
[INFO] [stderr] 67 | |             Some("svg") => {
[INFO] [stderr] 68 | |                 svg::save(path, &self.to_svg()).unwrap();
[INFO] [stderr] 69 | |             }
[INFO] [stderr] ...  |
[INFO] [stderr] 72 | |             }
[INFO] [stderr] 73 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 66 |         if let Some("svg") = path.as_ref().extension().and_then(OsStr::to_str) {
[INFO] [stderr] 67 |     svg::save(path, &self.to_svg()).unwrap();
[INFO] [stderr] 68 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/histogram.rs:111:52
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let density_per_bin = bins.iter().map(|&x| x as f64 / bin_width).collect();
[INFO] [stderr]     |                                                    ^^^^^^^^ help: try: `f64::from(x)`
[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/histogram.rs:134:14
[INFO] [stderr]     |
[INFO] [stderr] 134 |         (0., max as f64)
[INFO] [stderr]     |              ^^^^^^^^^^ help: try: `f64::from(max)`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/scatter.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |             self.size = Some(v.clone())
[INFO] [stderr]    |                              ^^^^^^^^^ help: try dereferencing it: `*v`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/function.rs:45:31
[INFO] [stderr]    |
[INFO] [stderr] 45 |             self.width = Some(v.clone())
[INFO] [stderr]    |                               ^^^^^^^^^ help: try dereferencing it: `*v`
[INFO] [stderr]    |
[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 i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/function.rs:88:31
[INFO] [stderr]    |
[INFO] [stderr] 88 |             .map(|x| lower + (x as f64 * sampling))
[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/axis.rs:95:24
[INFO] [stderr]    |
[INFO] [stderr] 95 |             .map(|&s| (s as f64 * base_step_scale))
[INFO] [stderr]    |                        ^^^^^^^^ help: try: `f64::from(s)`
[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 i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:123:37
[INFO] [stderr]     |
[INFO] [stderr] 123 |                     .map(|n| -1.0 * n as f64 * step_size)
[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 i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:132:30
[INFO] [stderr]     |
[INFO] [stderr] 132 |                     .map(|n| n as f64 * step_size)
[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 i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:139:37
[INFO] [stderr]     |
[INFO] [stderr] 139 |                     .map(|n| -1.0 * n as f64 * step_size)
[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 i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:151:26
[INFO] [stderr]     |
[INFO] [stderr] 151 |                 .map(|n| n as f64 * step_size)
[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/text_render.rs:15:53
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let data_per_cell = (axis.max() - axis.min()) / face_cells as f64;
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^ help: try: `f64::from(face_cells)`
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:152:35
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let y_label_strings: Vec<_> = (0..face_height + 1)
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=face_height)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:160:34
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let y_tick_strings: Vec<_> = (0..face_height + 1)
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=face_height)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:204:38
[INFO] [stderr]     |
[INFO] [stderr] 204 |     let x_axis_tick_string: String = (0..face_width + 1)
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^ help: use: `(0..=face_width)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/text_render.rs:295:43
[INFO] [stderr]     |
[INFO] [stderr] 295 |                 value_to_axis_cell_offset(h.bin_counts[b as usize] as f64, y_axis, face_height)
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(h.bin_counts[b as usize])`
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:302:17
[INFO] [stderr]     |
[INFO] [stderr] 302 |     for line in 1..face_height + 1 {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: use: `1..=face_height`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:304:23
[INFO] [stderr]     |
[INFO] [stderr] 304 |         for column in 1..face_width as usize + 1 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `1..=face_width as usize`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:382:17
[INFO] [stderr]     |
[INFO] [stderr] 382 |     for line in 1..face_height + 1 {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: use: `1..=face_height`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:384:23
[INFO] [stderr]     |
[INFO] [stderr] 384 |         for column in 1..face_width as usize + 1 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `1..=face_width as usize`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/svg_render.rs:129:22
[INFO] [stderr]     |
[INFO] [stderr] 129 |         let radius = style.get_size().clone().unwrap_or(5.) as f64;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(style.get_size().clone().unwrap_or(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/svg_render.rs:197:49
[INFO] [stderr]     |
[INFO] [stderr] 197 |         let count_scaled = value_to_face_offset(count as f64, y_axis, face_height);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^ help: try: `f64::from(count)`
[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: unused variable: `x_axis`
[INFO] [stderr]    --> src/function.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         x_axis: &axis::Axis,
[INFO] [stderr]     |         ^^^^^^ help: consider using `_x_axis` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y_axis`
[INFO] [stderr]    --> src/function.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         y_axis: &axis::Axis,
[INFO] [stderr]     |         ^^^^^^ help: consider using `_y_axis` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `face_width`
[INFO] [stderr]    --> src/function.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         face_width: u32,
[INFO] [stderr]     |         ^^^^^^^^^^ help: consider using `_face_width` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `face_height`
[INFO] [stderr]    --> src/function.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |         face_height: u32,
[INFO] [stderr]     |         ^^^^^^^^^^^ help: consider using `_face_height` instead
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `num_views`
[INFO] [stderr]   --> src/page.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     num_views: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: defining a method called `add` on this type; consider implementing the `std::ops::Add` trait or choosing a less ambiguous name
[INFO] [stderr]   --> src/view.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | /     pub fn add(mut self, repr: &'a Representation) -> Self {
[INFO] [stderr] 44 | |         self.representations.push(repr);
[INFO] [stderr] 45 | |         self
[INFO] [stderr] 46 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::should_implement_trait)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#should_implement_trait
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/page.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 | /         match path.as_ref().extension().and_then(OsStr::to_str) {
[INFO] [stderr] 67 | |             Some("svg") => {
[INFO] [stderr] 68 | |                 svg::save(path, &self.to_svg()).unwrap();
[INFO] [stderr] 69 | |             }
[INFO] [stderr] ...  |
[INFO] [stderr] 72 | |             }
[INFO] [stderr] 73 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 66 |         if let Some("svg") = path.as_ref().extension().and_then(OsStr::to_str) {
[INFO] [stderr] 67 |     svg::save(path, &self.to_svg()).unwrap();
[INFO] [stderr] 68 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/histogram.rs:111:52
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let density_per_bin = bins.iter().map(|&x| x as f64 / bin_width).collect();
[INFO] [stderr]     |                                                    ^^^^^^^^ help: try: `f64::from(x)`
[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/histogram.rs:134:14
[INFO] [stderr]     |
[INFO] [stderr] 134 |         (0., max as f64)
[INFO] [stderr]     |              ^^^^^^^^^^ help: try: `f64::from(max)`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/scatter.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |             self.size = Some(v.clone())
[INFO] [stderr]    |                              ^^^^^^^^^ help: try dereferencing it: `*v`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/function.rs:45:31
[INFO] [stderr]    |
[INFO] [stderr] 45 |             self.width = Some(v.clone())
[INFO] [stderr]    |                               ^^^^^^^^^ help: try dereferencing it: `*v`
[INFO] [stderr]    |
[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 i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/function.rs:88:31
[INFO] [stderr]    |
[INFO] [stderr] 88 |             .map(|x| lower + (x as f64 * sampling))
[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/axis.rs:95:24
[INFO] [stderr]    |
[INFO] [stderr] 95 |             .map(|&s| (s as f64 * base_step_scale))
[INFO] [stderr]    |                        ^^^^^^^^ help: try: `f64::from(s)`
[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 i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:123:37
[INFO] [stderr]     |
[INFO] [stderr] 123 |                     .map(|n| -1.0 * n as f64 * step_size)
[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 i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:132:30
[INFO] [stderr]     |
[INFO] [stderr] 132 |                     .map(|n| n as f64 * step_size)
[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 i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:139:37
[INFO] [stderr]     |
[INFO] [stderr] 139 |                     .map(|n| -1.0 * n as f64 * step_size)
[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 i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:151:26
[INFO] [stderr]     |
[INFO] [stderr] 151 |                 .map(|n| n as f64 * step_size)
[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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/axis.rs:227:9
[INFO] [stderr]     |
[INFO] [stderr] 227 |         assert_eq!(calculate_tick_step_for_range(0.0, 3.0, 6), 1.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/axis.rs:227:9
[INFO] [stderr]     |
[INFO] [stderr] 227 |         assert_eq!(calculate_tick_step_for_range(0.0, 3.0, 6), 1.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/axis.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |         assert_eq!(calculate_tick_step_for_range(0.0, 6.0, 6), 2.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/axis.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |         assert_eq!(calculate_tick_step_for_range(0.0, 6.0, 6), 2.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/axis.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         assert_eq!(calculate_tick_step_for_range(0.0, 11.0, 6), 2.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/axis.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         assert_eq!(calculate_tick_step_for_range(0.0, 11.0, 6), 2.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/axis.rs:230:9
[INFO] [stderr]     |
[INFO] [stderr] 230 |         assert_eq!(calculate_tick_step_for_range(0.0, 14.0, 6), 4.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/axis.rs:230:9
[INFO] [stderr]     |
[INFO] [stderr] 230 |         assert_eq!(calculate_tick_step_for_range(0.0, 14.0, 6), 4.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/axis.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |         assert_eq!(calculate_tick_step_for_range(0.0, 15.0, 6), 5.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/axis.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |         assert_eq!(calculate_tick_step_for_range(0.0, 15.0, 6), 5.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/axis.rs:232:9
[INFO] [stderr]     |
[INFO] [stderr] 232 |         assert_eq!(calculate_tick_step_for_range(-1.0, 5.0, 6), 2.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/axis.rs:232:9
[INFO] [stderr]     |
[INFO] [stderr] 232 |         assert_eq!(calculate_tick_step_for_range(-1.0, 5.0, 6), 2.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/axis.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         assert_eq!(calculate_tick_step_for_range(-7.93, 15.58, 6), 5.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/axis.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         assert_eq!(calculate_tick_step_for_range(-7.93, 15.58, 6), 5.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/axis.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |         assert_eq!(calculate_tick_step_for_range(0.0, 0.06, 6), 0.02);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/axis.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |         assert_eq!(calculate_tick_step_for_range(0.0, 0.06, 6), 0.02);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 48
[INFO] [stderr]    --> src/axis.rs:238:5
[INFO] [stderr]     |
[INFO] [stderr] 238 | /     fn test_calculate_ticks() {
[INFO] [stderr] 239 | |         macro_rules! assert_approx_eq {
[INFO] [stderr] 240 | |             ($a:expr, $b:expr) => ({
[INFO] [stderr] 241 | |                 let (a, b) = (&$a, &$b);
[INFO] [stderr] ...   |
[INFO] [stderr] 349 | |         assert_eq!(calculate_ticks(-10.0, -3.0, 6), [-10.0, -8.0, -6.0, -4.0]);
[INFO] [stderr] 350 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/text_render.rs:15:53
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let data_per_cell = (axis.max() - axis.min()) / face_cells as f64;
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^ help: try: `f64::from(face_cells)`
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:152:35
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let y_label_strings: Vec<_> = (0..face_height + 1)
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=face_height)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:160:34
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let y_tick_strings: Vec<_> = (0..face_height + 1)
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^ help: use: `(0..=face_height)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:204:38
[INFO] [stderr]     |
[INFO] [stderr] 204 |     let x_axis_tick_string: String = (0..face_width + 1)
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^ help: use: `(0..=face_width)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/text_render.rs:295:43
[INFO] [stderr]     |
[INFO] [stderr] 295 |                 value_to_axis_cell_offset(h.bin_counts[b as usize] as f64, y_axis, face_height)
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(h.bin_counts[b as usize])`
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:302:17
[INFO] [stderr]     |
[INFO] [stderr] 302 |     for line in 1..face_height + 1 {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: use: `1..=face_height`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:304:23
[INFO] [stderr]     |
[INFO] [stderr] 304 |         for column in 1..face_width as usize + 1 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `1..=face_width as usize`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:382:17
[INFO] [stderr]     |
[INFO] [stderr] 382 |     for line in 1..face_height + 1 {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^ help: use: `1..=face_height`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/text_render.rs:384:23
[INFO] [stderr]     |
[INFO] [stderr] 384 |         for column in 1..face_width as usize + 1 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `1..=face_width as usize`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/text_render.rs:496:32
[INFO] [stderr]     |
[INFO] [stderr] 496 |             run_bins_for_cells(&vec![-4, -1, 4, 7, 10]),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[-4, -1, 4, 7, 10]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_vec)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/text_render.rs:500:32
[INFO] [stderr]     |
[INFO] [stderr] 500 |             run_bins_for_cells(&vec![0, 2, 4, 8, 10]),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[0, 2, 4, 8, 10]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/text_render.rs:504:32
[INFO] [stderr]     |
[INFO] [stderr] 504 |             run_bins_for_cells(&vec![3, 5, 7, 9, 10]),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[3, 5, 7, 9, 10]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/text_render.rs:508:32
[INFO] [stderr]     |
[INFO] [stderr] 508 |             run_bins_for_cells(&vec![0, 2, 4, 6, 8]),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[0, 2, 4, 6, 8]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/text_render.rs:512:32
[INFO] [stderr]     |
[INFO] [stderr] 512 |             run_bins_for_cells(&vec![0, 3, 6, 9, 12]),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[0, 3, 6, 9, 12]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/text_render.rs:517:32
[INFO] [stderr]     |
[INFO] [stderr] 517 |             run_bins_for_cells(&vec![-5, -4, -3, -1, 0]),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[-5, -4, -3, -1, 0]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/text_render.rs:521:32
[INFO] [stderr]     |
[INFO] [stderr] 521 |             run_bins_for_cells(&vec![10, 12, 14, 16, 18]),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[10, 12, 14, 16, 18]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/text_render.rs:526:32
[INFO] [stderr]     |
[INFO] [stderr] 526 |             run_bins_for_cells(&vec![15, 16, 17, 18, 19]),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[15, 16, 17, 18, 19]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `vec!`
[INFO] [stderr]    --> src/text_render.rs:530:32
[INFO] [stderr]     |
[INFO] [stderr] 530 |             run_bins_for_cells(&vec![-19, -18, -17, -16, -1]),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[-19, -18, -17, -16, -1]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/svg_render.rs:129:22
[INFO] [stderr]     |
[INFO] [stderr] 129 |         let radius = style.get_size().clone().unwrap_or(5.) as f64;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(style.get_size().clone().unwrap_or(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/svg_render.rs:197:49
[INFO] [stderr]     |
[INFO] [stderr] 197 |         let count_scaled = value_to_face_offset(count as f64, y_axis, face_height);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^ help: try: `f64::from(count)`
[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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/svg_render.rs:270:9
[INFO] [stderr]     |
[INFO] [stderr] 270 |         assert_eq!(value_to_face_offset(-2.0, &axis, 14.0), 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/svg_render.rs:270:9
[INFO] [stderr]     |
[INFO] [stderr] 270 |         assert_eq!(value_to_face_offset(-2.0, &axis, 14.0), 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/svg_render.rs:271:9
[INFO] [stderr]     |
[INFO] [stderr] 271 |         assert_eq!(value_to_face_offset(5.0, &axis, 14.0), 14.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/svg_render.rs:271:9
[INFO] [stderr]     |
[INFO] [stderr] 271 |         assert_eq!(value_to_face_offset(5.0, &axis, 14.0), 14.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/svg_render.rs:272:9
[INFO] [stderr]     |
[INFO] [stderr] 272 |         assert_eq!(value_to_face_offset(0.0, &axis, 14.0), 4.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/svg_render.rs:272:9
[INFO] [stderr]     |
[INFO] [stderr] 272 |         assert_eq!(value_to_face_offset(0.0, &axis, 14.0), 4.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/svg_render.rs:273:9
[INFO] [stderr]     |
[INFO] [stderr] 273 |         assert_eq!(value_to_face_offset(-4.0, &axis, 14.0), -4.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/svg_render.rs:273:9
[INFO] [stderr]     |
[INFO] [stderr] 273 |         assert_eq!(value_to_face_offset(-4.0, &axis, 14.0), -4.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/svg_render.rs:274:9
[INFO] [stderr]     |
[INFO] [stderr] 274 |         assert_eq!(value_to_face_offset(7.0, &axis, 14.0), 18.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/svg_render.rs:274:9
[INFO] [stderr]     |
[INFO] [stderr] 274 |         assert_eq!(value_to_face_offset(7.0, &axis, 14.0), 18.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 13 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `plotlib`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f5fe4d70677ca225defd61832b0511216f38ae322dfc4e0f83cf9134a748245f"`
[INFO] running `"docker" "rm" "-f" "f5fe4d70677ca225defd61832b0511216f38ae322dfc4e0f83cf9134a748245f"`
[INFO] [stdout] f5fe4d70677ca225defd61832b0511216f38ae322dfc4e0f83cf9134a748245f