[INFO] crate astrup 0.0.9 is already in cache
[INFO] extracting crate astrup 0.0.9 into work/ex/clippy-test-run/sources/stable/reg/astrup/0.0.9
[INFO] extracting crate astrup 0.0.9 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/astrup/0.0.9
[INFO] validating manifest of astrup-0.0.9 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 astrup-0.0.9 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 astrup-0.0.9
[INFO] finished frobbing astrup-0.0.9
[INFO] frobbed toml for astrup-0.0.9 written to work/ex/clippy-test-run/sources/stable/reg/astrup/0.0.9/Cargo.toml
[INFO] started frobbing astrup-0.0.9
[INFO] finished frobbing astrup-0.0.9
[INFO] frobbed toml for astrup-0.0.9 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/astrup/0.0.9/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 astrup-0.0.9 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/astrup/0.0.9:/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] 407a2dbac29d72c418510486cd44e0b8e51bb3bef73df89bad1dc6a4802d0f9a
[INFO] running `"docker" "start" "-a" "407a2dbac29d72c418510486cd44e0b8e51bb3bef73df89bad1dc6a4802d0f9a"`
[INFO] [stderr]    Compiling gio-sys v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.5.0
[INFO] [stderr]    Compiling gdk-sys v0.5.0
[INFO] [stderr]    Compiling atk-sys v0.5.0
[INFO] [stderr]    Compiling gtk-sys v0.5.0
[INFO] [stderr]     Checking glib-sys v0.5.0
[INFO] [stderr]     Checking cairo-sys-rs v0.5.0
[INFO] [stderr]     Checking ndarray v0.11.2
[INFO] [stderr]    Compiling gio v0.3.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0
[INFO] [stderr]    Compiling gdk v0.7.0
[INFO] [stderr]    Compiling gtk v0.3.0
[INFO] [stderr]     Checking gobject-sys v0.5.0
[INFO] [stderr]     Checking pango-sys v0.5.0
[INFO] [stderr]     Checking glib v0.4.1
[INFO] [stderr]     Checking pango v0.3.0
[INFO] [stderr]     Checking cairo-rs v0.3.0
[INFO] [stderr]     Checking astrup v0.0.9 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/figure.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             local_frame: local_frame,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `local_frame`
[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/plot.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             local_frame: local_frame,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `local_frame`
[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/chart/scatter.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             data_points: data_points,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `data_points`
[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/chart/scatter.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             color: color,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `color`
[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/chart/scatter.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             shape: shape,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `shape`
[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/chart/scatter.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |             point_size: point_size,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `point_size`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/chart/line.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |             data_points: data_points,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `data_points`
[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/chart/line.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |             stroke_style: stroke_style,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `stroke_style`
[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/chart/line.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |             dash_pattern: dash_pattern,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `dash_pattern`
[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/utils.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 |             Some(NonNan { val: val })
[INFO] [stderr]    |                           ^^^^^^^^ help: replace it with: `val`
[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/frame.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             left: left,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `left`
[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/frame.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             right: right,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `right`
[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/frame.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             bottom: bottom,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `bottom`
[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/frame.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             top: top,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `top`
[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/coord.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |             x: x,
[INFO] [stderr]    |             ^^^^ help: replace it with: `x`
[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/coord.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             y: y,
[INFO] [stderr]    |             ^^^^ help: replace it with: `y`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/figure.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             local_frame: local_frame,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `local_frame`
[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/plot.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             local_frame: local_frame,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `local_frame`
[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/chart/scatter.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             data_points: data_points,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `data_points`
[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/chart/scatter.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             color: color,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `color`
[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/chart/scatter.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             shape: shape,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `shape`
[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/chart/scatter.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |             point_size: point_size,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `point_size`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/chart/line.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |             data_points: data_points,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `data_points`
[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/chart/line.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |             stroke_style: stroke_style,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `stroke_style`
[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/chart/line.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |             dash_pattern: dash_pattern,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `dash_pattern`
[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/utils.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 |             Some(NonNan { val: val })
[INFO] [stderr]    |                           ^^^^^^^^ help: replace it with: `val`
[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/frame.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             left: left,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `left`
[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/frame.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             right: right,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `right`
[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/frame.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             bottom: bottom,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `bottom`
[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/frame.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |             top: top,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `top`
[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/coord.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |             x: x,
[INFO] [stderr]    |             ^^^^ help: replace it with: `x`
[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/coord.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             y: y,
[INFO] [stderr]    |             ^^^^ help: replace it with: `y`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/view.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |         Ok((self))
[INFO] [stderr]    |            ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]   --> src/view.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |         Ok((self))
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::double_parens)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/figure.rs:156:12
[INFO] [stderr]     |
[INFO] [stderr] 156 |         Ok((self))
[INFO] [stderr]     |            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> src/figure.rs:156:12
[INFO] [stderr]     |
[INFO] [stderr] 156 |         Ok((self))
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/canvas.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 |         return return_this_data_frame
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `return_this_data_frame`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/utils.rs:308:12
[INFO] [stderr]     |
[INFO] [stderr] 308 |       } else {
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 309 | |         if omagn == 2 {
[INFO] [stderr] 310 | |             format!("{:>.0}", number)
[INFO] [stderr] 311 | |         } else if omagn == 1 {
[INFO] [stderr] ...   |
[INFO] [stderr] 321 | |         }
[INFO] [stderr] 322 | |     }
[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] 308 |     } else if omagn == 2 {
[INFO] [stderr] 309 |     format!("{:>.0}", number)
[INFO] [stderr] 310 | } else if omagn == 1 {
[INFO] [stderr] 311 |     format!("{:>.1}", number)
[INFO] [stderr] 312 | } else if omagn == 0 {
[INFO] [stderr] 313 |     format!("{:>.2}", number)
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/view.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |         Ok((self))
[INFO] [stderr]    |            ^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]   --> src/view.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |         Ok((self))
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::double_parens)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/figure.rs:156:12
[INFO] [stderr]     |
[INFO] [stderr] 156 |         Ok((self))
[INFO] [stderr]     |            ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: Consider removing unnecessary double parentheses
[INFO] [stderr]    --> src/figure.rs:156:12
[INFO] [stderr]     |
[INFO] [stderr] 156 |         Ok((self))
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/canvas.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 |         return return_this_data_frame
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `return_this_data_frame`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/utils.rs:308:12
[INFO] [stderr]     |
[INFO] [stderr] 308 |       } else {
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 309 | |         if omagn == 2 {
[INFO] [stderr] 310 | |             format!("{:>.0}", number)
[INFO] [stderr] 311 | |         } else if omagn == 1 {
[INFO] [stderr] ...   |
[INFO] [stderr] 321 | |         }
[INFO] [stderr] 322 | |     }
[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] 308 |     } else if omagn == 2 {
[INFO] [stderr] 309 |     format!("{:>.0}", number)
[INFO] [stderr] 310 | } else if omagn == 1 {
[INFO] [stderr] 311 |     format!("{:>.1}", number)
[INFO] [stderr] 312 | } else if omagn == 0 {
[INFO] [stderr] 313 |     format!("{:>.2}", number)
[INFO] [stderr]   ...
[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:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 | /     pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> {
[INFO] [stderr] 66 | |         figure.fit()?;
[INFO] [stderr] 67 | |         self.figures.push(figure);
[INFO] [stderr] 68 | |
[INFO] [stderr] 69 | |         Ok((self))
[INFO] [stderr] 70 | |     }
[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 should consider adding a `Default` implementation for `figure::Figure`
[INFO] [stderr]   --> src/figure.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     pub fn new() -> Figure {
[INFO] [stderr] 26 | |         let mut local_frame = frame::Frame::new();
[INFO] [stderr] 27 | |         local_frame.display_border(false);
[INFO] [stderr] 28 | |         Figure {
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl Default for figure::Figure {
[INFO] [stderr] 25 |     fn default() -> Self {
[INFO] [stderr] 26 |         Self::new()
[INFO] [stderr] 27 |     }
[INFO] [stderr] 28 | }
[INFO] [stderr]    |
[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/figure.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 | /     pub fn add(mut self, plot: plot::Plot) -> Self {
[INFO] [stderr] 126 | |         self.plots.push(plot);
[INFO] [stderr] 127 | |         self
[INFO] [stderr] 128 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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: 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:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 | /     pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> {
[INFO] [stderr] 66 | |         figure.fit()?;
[INFO] [stderr] 67 | |         self.figures.push(figure);
[INFO] [stderr] 68 | |
[INFO] [stderr] 69 | |         Ok((self))
[INFO] [stderr] 70 | |     }
[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: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/figure.rs:186:28
[INFO] [stderr]     |
[INFO] [stderr] 186 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/figure.rs:186:51
[INFO] [stderr]     |
[INFO] [stderr] 186 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/figure.rs:186:76
[INFO] [stderr]     |
[INFO] [stderr] 186 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/figure.rs:187:28
[INFO] [stderr]     |
[INFO] [stderr] 187 |                            self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: you should consider adding a `Default` implementation for `plot::Plot`
[INFO] [stderr]   --> src/plot.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     pub fn new() -> Plot {
[INFO] [stderr] 29 | |         let mut local_frame = frame::Frame::new();
[INFO] [stderr] 30 | |         local_frame.display_border(true);
[INFO] [stderr] 31 | |         local_frame.set_thickness(0.001);
[INFO] [stderr] ...  |
[INFO] [stderr] 37 | |         }
[INFO] [stderr] 38 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl Default for plot::Plot {
[INFO] [stderr] 27 |     fn default() -> Self {
[INFO] [stderr] 28 |         Self::new()
[INFO] [stderr] 29 |     }
[INFO] [stderr] 30 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: equal expressions as operands to `/`
[INFO] [stderr]   --> src/plot.rs:34:56
[INFO] [stderr]    |
[INFO] [stderr] 34 |             color: Rgba::new(240.0/255.0, 242.0/255.0, 255.0/255.0, 1.0),
[INFO] [stderr]    |                                                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::eq_op)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#eq_op
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `figure::Figure`
[INFO] [stderr]   --> src/figure.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     pub fn new() -> Figure {
[INFO] [stderr] 26 | |         let mut local_frame = frame::Frame::new();
[INFO] [stderr] 27 | |         local_frame.display_border(false);
[INFO] [stderr] 28 | |         Figure {
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl Default for figure::Figure {
[INFO] [stderr] 25 |     fn default() -> Self {
[INFO] [stderr] 26 |         Self::new()
[INFO] [stderr] 27 |     }
[INFO] [stderr] 28 | }
[INFO] [stderr]    |
[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/plot.rs:176:5
[INFO] [stderr]     |
[INFO] [stderr] 176 | /     pub fn add(mut self, chart: chart::Chart) -> Self {
[INFO] [stderr] 177 | |         self.canvas.add_chart(chart);
[INFO] [stderr] 178 | |         self
[INFO] [stderr] 179 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/plot.rs:203:28
[INFO] [stderr]     |
[INFO] [stderr] 203 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/plot.rs:203:51
[INFO] [stderr]     |
[INFO] [stderr] 203 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/plot.rs:203:76
[INFO] [stderr]     |
[INFO] [stderr] 203 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/plot.rs:204:28
[INFO] [stderr]     |
[INFO] [stderr] 204 |                            self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: defining a method called `add` on this type; consider implementing the `std::ops::Add` trait or choosing a less ambiguous name
[INFO] [stderr]    --> src/figure.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 | /     pub fn add(mut self, plot: plot::Plot) -> Self {
[INFO] [stderr] 126 | |         self.plots.push(plot);
[INFO] [stderr] 127 | |         self
[INFO] [stderr] 128 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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 should consider adding a `Default` implementation for `canvas::Canvas`
[INFO] [stderr]   --> src/canvas.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     pub fn new() -> Canvas {
[INFO] [stderr] 39 | |         Canvas {
[INFO] [stderr] 40 | |             color: Rgba::new(230.0/255.0, 235.0/255.0, 245.0/255.0, 1.0),
[INFO] [stderr] 41 | |             local_frame: frame::Frame::from_sides(0.15, 0.95, 0.15, 0.95), // TODO: Update w.r.t. the width of axis labels and tick labels
[INFO] [stderr] ...  |
[INFO] [stderr] 54 | |         }
[INFO] [stderr] 55 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl Default for canvas::Canvas {
[INFO] [stderr] 37 |     fn default() -> Self {
[INFO] [stderr] 38 |         Self::new()
[INFO] [stderr] 39 |     }
[INFO] [stderr] 40 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/figure.rs:186:28
[INFO] [stderr]     |
[INFO] [stderr] 186 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/figure.rs:186:51
[INFO] [stderr]     |
[INFO] [stderr] 186 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/figure.rs:186:76
[INFO] [stderr]     |
[INFO] [stderr] 186 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/figure.rs:187:28
[INFO] [stderr]     |
[INFO] [stderr] 187 |                            self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: you should consider adding a `Default` implementation for `plot::Plot`
[INFO] [stderr]   --> src/plot.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     pub fn new() -> Plot {
[INFO] [stderr] 29 | |         let mut local_frame = frame::Frame::new();
[INFO] [stderr] 30 | |         local_frame.display_border(true);
[INFO] [stderr] 31 | |         local_frame.set_thickness(0.001);
[INFO] [stderr] ...  |
[INFO] [stderr] 37 | |         }
[INFO] [stderr] 38 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl Default for plot::Plot {
[INFO] [stderr] 27 |     fn default() -> Self {
[INFO] [stderr] 28 |         Self::new()
[INFO] [stderr] 29 |     }
[INFO] [stderr] 30 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/canvas.rs:213:12
[INFO] [stderr]     |
[INFO] [stderr] 213 |         if self.charts.len() == 0 { return None }
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.charts.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] error: equal expressions as operands to `/`
[INFO] [stderr]   --> src/plot.rs:34:56
[INFO] [stderr]    |
[INFO] [stderr] 34 |             color: Rgba::new(240.0/255.0, 242.0/255.0, 255.0/255.0, 1.0),
[INFO] [stderr]    |                                                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::eq_op)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#eq_op
[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/plot.rs:176:5
[INFO] [stderr]     |
[INFO] [stderr] 176 | /     pub fn add(mut self, chart: chart::Chart) -> Self {
[INFO] [stderr] 177 | |         self.canvas.add_chart(chart);
[INFO] [stderr] 178 | |         self
[INFO] [stderr] 179 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/plot.rs:203:28
[INFO] [stderr]     |
[INFO] [stderr] 203 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/plot.rs:203:51
[INFO] [stderr]     |
[INFO] [stderr] 203 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/plot.rs:203:76
[INFO] [stderr]     |
[INFO] [stderr] 203 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/plot.rs:204:28
[INFO] [stderr]     |
[INFO] [stderr] 204 |                            self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: you should consider adding a `Default` implementation for `canvas::Canvas`
[INFO] [stderr]   --> src/canvas.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     pub fn new() -> Canvas {
[INFO] [stderr] 39 | |         Canvas {
[INFO] [stderr] 40 | |             color: Rgba::new(230.0/255.0, 235.0/255.0, 245.0/255.0, 1.0),
[INFO] [stderr] 41 | |             local_frame: frame::Frame::from_sides(0.15, 0.95, 0.15, 0.95), // TODO: Update w.r.t. the width of axis labels and tick labels
[INFO] [stderr] ...  |
[INFO] [stderr] 54 | |         }
[INFO] [stderr] 55 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 36 | impl Default for canvas::Canvas {
[INFO] [stderr] 37 |     fn default() -> Self {
[INFO] [stderr] 38 |         Self::new()
[INFO] [stderr] 39 |     }
[INFO] [stderr] 40 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/canvas.rs:341:28
[INFO] [stderr]     |
[INFO] [stderr] 341 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/canvas.rs:341:51
[INFO] [stderr]     |
[INFO] [stderr] 341 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/canvas.rs:341:76
[INFO] [stderr]     |
[INFO] [stderr] 341 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/canvas.rs:342:28
[INFO] [stderr]     |
[INFO] [stderr] 342 |                            self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: you should consider adding a `Default` implementation for `axis::Axis`
[INFO] [stderr]   --> src/axis.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     pub fn new() -> Axis {
[INFO] [stderr] 32 | |         Axis {
[INFO] [stderr] 33 | |             local_start: coord::Coord::new(0.0, 0.0),
[INFO] [stderr] 34 | |             local_end: coord::Coord::new(0.0, 0.0),
[INFO] [stderr] ...  |
[INFO] [stderr] 44 | |         }
[INFO] [stderr] 45 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl Default for axis::Axis {
[INFO] [stderr] 31 |     fn default() -> Self {
[INFO] [stderr] 32 |         Self::new()
[INFO] [stderr] 33 |     }
[INFO] [stderr] 34 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/canvas.rs:213:12
[INFO] [stderr]     |
[INFO] [stderr] 213 |         if self.charts.len() == 0 { return None }
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.charts.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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/canvas.rs:341:28
[INFO] [stderr]     |
[INFO] [stderr] 341 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/canvas.rs:341:51
[INFO] [stderr]     |
[INFO] [stderr] 341 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/canvas.rs:341:76
[INFO] [stderr]     |
[INFO] [stderr] 341 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/canvas.rs:342:28
[INFO] [stderr]     |
[INFO] [stderr] 342 |                            self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: use of `ok_or` followed by a function call
[INFO] [stderr]    --> src/axis.rs:209:52
[INFO] [stderr]     |
[INFO] [stderr] 209 |         let ca_max_point = *self.data_range.last().ok_or(err_msg("No final element"))?;
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| err_msg("No final element"))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `axis::Axis`
[INFO] [stderr]   --> src/axis.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     pub fn new() -> Axis {
[INFO] [stderr] 32 | |         Axis {
[INFO] [stderr] 33 | |             local_start: coord::Coord::new(0.0, 0.0),
[INFO] [stderr] 34 | |             local_end: coord::Coord::new(0.0, 0.0),
[INFO] [stderr] ...  |
[INFO] [stderr] 44 | |         }
[INFO] [stderr] 45 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl Default for axis::Axis {
[INFO] [stderr] 31 |     fn default() -> Self {
[INFO] [stderr] 32 |         Self::new()
[INFO] [stderr] 33 |     }
[INFO] [stderr] 34 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]    --> src/axis.rs:224:47
[INFO] [stderr]     |
[INFO] [stderr] 224 |         let max_data = *data_locations.last().ok_or(err_msg("No final element"))?;
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| err_msg("No final element"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:274:28
[INFO] [stderr]     |
[INFO] [stderr] 274 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:274:51
[INFO] [stderr]     |
[INFO] [stderr] 274 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:275:28
[INFO] [stderr]     |
[INFO] [stderr] 275 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:275:52
[INFO] [stderr]     |
[INFO] [stderr] 275 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: you should consider adding a `Default` implementation for `mark::Tick`
[INFO] [stderr]    --> src/mark.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 | /     pub fn new() -> Tick {
[INFO] [stderr] 165 | |         Tick {
[INFO] [stderr] 166 | |             color: Rgba::new(0.0, 0.0, 0.0, 1.0),
[INFO] [stderr] 167 | |             width: 0.005,
[INFO] [stderr] ...   |
[INFO] [stderr] 171 | |         }
[INFO] [stderr] 172 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 162 | impl Default for mark::Tick {
[INFO] [stderr] 163 |     fn default() -> Self {
[INFO] [stderr] 164 |         Self::new()
[INFO] [stderr] 165 |     }
[INFO] [stderr] 166 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]    --> src/axis.rs:209:52
[INFO] [stderr]     |
[INFO] [stderr] 209 |         let ca_max_point = *self.data_range.last().ok_or(err_msg("No final element"))?;
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| err_msg("No final element"))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]    --> src/axis.rs:224:47
[INFO] [stderr]     |
[INFO] [stderr] 224 |         let max_data = *data_locations.last().ok_or(err_msg("No final element"))?;
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| err_msg("No final element"))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:269:28
[INFO] [stderr]     |
[INFO] [stderr] 269 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:269:51
[INFO] [stderr]     |
[INFO] [stderr] 269 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:270:28
[INFO] [stderr]     |
[INFO] [stderr] 270 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:270:52
[INFO] [stderr]     |
[INFO] [stderr] 270 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:274:28
[INFO] [stderr]     |
[INFO] [stderr] 274 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:274:51
[INFO] [stderr]     |
[INFO] [stderr] 274 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:275:28
[INFO] [stderr]     |
[INFO] [stderr] 275 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/axis.rs:275:52
[INFO] [stderr]     |
[INFO] [stderr] 275 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:360:28
[INFO] [stderr]     |
[INFO] [stderr] 360 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:360:51
[INFO] [stderr]     |
[INFO] [stderr] 360 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:360:76
[INFO] [stderr]     |
[INFO] [stderr] 360 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:361:28
[INFO] [stderr]     |
[INFO] [stderr] 361 |                            self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: you should consider adding a `Default` implementation for `mark::Tick`
[INFO] [stderr]    --> src/mark.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 | /     pub fn new() -> Tick {
[INFO] [stderr] 165 | |         Tick {
[INFO] [stderr] 166 | |             color: Rgba::new(0.0, 0.0, 0.0, 1.0),
[INFO] [stderr] 167 | |             width: 0.005,
[INFO] [stderr] ...   |
[INFO] [stderr] 171 | |         }
[INFO] [stderr] 172 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 162 | impl Default for mark::Tick {
[INFO] [stderr] 163 |     fn default() -> Self {
[INFO] [stderr] 164 |         Self::new()
[INFO] [stderr] 165 |     }
[INFO] [stderr] 166 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/chart/scatter.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let ref x_data_min = x_view.iter().min().expect("Could not find x min");
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let x_data_min = &x_view.iter().min().expect("Could not find x min");`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/chart/scatter.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let ref x_data_max = x_view.iter().max().expect("Could not find x max");
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let x_data_max = &x_view.iter().max().expect("Could not find x max");`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/chart/scatter.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let ref y_data_min = y_view.iter().min().expect("Could not find y min");
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let y_data_min = &y_view.iter().min().expect("Could not find y min");`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/chart/scatter.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let ref y_data_max = y_view.iter().max().expect("Could not find y max");
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let y_data_max = &y_view.iter().max().expect("Could not find y max");`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:269:28
[INFO] [stderr]     |
[INFO] [stderr] 269 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:269:51
[INFO] [stderr]     |
[INFO] [stderr] 269 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:270:28
[INFO] [stderr]     |
[INFO] [stderr] 270 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:270:52
[INFO] [stderr]     |
[INFO] [stderr] 270 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:360:28
[INFO] [stderr]     |
[INFO] [stderr] 360 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:360:51
[INFO] [stderr]     |
[INFO] [stderr] 360 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:360:76
[INFO] [stderr]     |
[INFO] [stderr] 360 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64, self.color.blue as f64,
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/mark.rs:361:28
[INFO] [stderr]     |
[INFO] [stderr] 361 |                            self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/chart/line.rs:129:13
[INFO] [stderr]     |
[INFO] [stderr] 129 |         let ref x_data_min = x_view.iter().min().expect("Could not find x min");
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let x_data_min = &x_view.iter().min().expect("Could not find x min");`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/chart/line.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let ref x_data_max = x_view.iter().max().expect("Could not find x max");
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let x_data_max = &x_view.iter().max().expect("Could not find x max");`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/chart/line.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let ref y_data_min = y_view.iter().min().expect("Could not find y min");
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let y_data_min = &y_view.iter().min().expect("Could not find y min");`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/chart/line.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let ref y_data_max = y_view.iter().max().expect("Could not find y max");
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let y_data_max = &y_view.iter().max().expect("Could not find y max");`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:281:44
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:281:67
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:282:44
[INFO] [stderr]     |
[INFO] [stderr] 282 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:282:68
[INFO] [stderr]     |
[INFO] [stderr] 282 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:318:44
[INFO] [stderr]     |
[INFO] [stderr] 318 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:318:67
[INFO] [stderr]     |
[INFO] [stderr] 318 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:319:44
[INFO] [stderr]     |
[INFO] [stderr] 319 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:319:68
[INFO] [stderr]     |
[INFO] [stderr] 319 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:329:44
[INFO] [stderr]     |
[INFO] [stderr] 329 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:329:67
[INFO] [stderr]     |
[INFO] [stderr] 329 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:330:44
[INFO] [stderr]     |
[INFO] [stderr] 330 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:330:68
[INFO] [stderr]     |
[INFO] [stderr] 330 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/chart/scatter.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let ref x_data_min = x_view.iter().min().expect("Could not find x min");
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let x_data_min = &x_view.iter().min().expect("Could not find x min");`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/chart/scatter.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let ref x_data_max = x_view.iter().max().expect("Could not find x max");
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let x_data_max = &x_view.iter().max().expect("Could not find x max");`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/chart/scatter.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let ref y_data_min = y_view.iter().min().expect("Could not find y min");
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let y_data_min = &y_view.iter().min().expect("Could not find y min");`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/chart/scatter.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let ref y_data_max = y_view.iter().max().expect("Could not find y max");
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let y_data_max = &y_view.iter().max().expect("Could not find y max");`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:368:44
[INFO] [stderr]     |
[INFO] [stderr] 368 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:368:67
[INFO] [stderr]     |
[INFO] [stderr] 368 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:369:44
[INFO] [stderr]     |
[INFO] [stderr] 369 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:369:68
[INFO] [stderr]     |
[INFO] [stderr] 369 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:379:44
[INFO] [stderr]     |
[INFO] [stderr] 379 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:379:67
[INFO] [stderr]     |
[INFO] [stderr] 379 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:380:44
[INFO] [stderr]     |
[INFO] [stderr] 380 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:380:68
[INFO] [stderr]     |
[INFO] [stderr] 380 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/point.rs:123:28
[INFO] [stderr]     |
[INFO] [stderr] 123 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/point.rs:123:51
[INFO] [stderr]     |
[INFO] [stderr] 123 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/point.rs:124:28
[INFO] [stderr]     |
[INFO] [stderr] 124 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/point.rs:124:52
[INFO] [stderr]     |
[INFO] [stderr] 124 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/chart/line.rs:129:13
[INFO] [stderr]     |
[INFO] [stderr] 129 |         let ref x_data_min = x_view.iter().min().expect("Could not find x min");
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let x_data_min = &x_view.iter().min().expect("Could not find x min");`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/chart/line.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |         let ref x_data_max = x_view.iter().max().expect("Could not find x max");
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let x_data_max = &x_view.iter().max().expect("Could not find x max");`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/chart/line.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let ref y_data_min = y_view.iter().min().expect("Could not find y min");
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let y_data_min = &y_view.iter().min().expect("Could not find y min");`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/chart/line.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let ref y_data_max = y_view.iter().max().expect("Could not find y max");
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^------------------------------------------------------ help: try: `let y_data_max = &y_view.iter().max().expect("Could not find y max");`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/utils.rs:238:8
[INFO] [stderr]     |
[INFO] [stderr] 238 |     if old_min != old_max {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^ help: consider comparing them within some error: `(old_min - old_max).abs() < error`
[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/utils.rs:238:8
[INFO] [stderr]     |
[INFO] [stderr] 238 |     if old_min != old_max {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:281:44
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:281:67
[INFO] [stderr]     |
[INFO] [stderr] 281 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:282:44
[INFO] [stderr]     |
[INFO] [stderr] 282 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:282:68
[INFO] [stderr]     |
[INFO] [stderr] 282 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: this `if` has identical blocks
[INFO] [stderr]    --> src/utils.rs:315:31
[INFO] [stderr]     |
[INFO] [stderr] 315 |           } else if omagn == -1 {
[INFO] [stderr]     |  _______________________________^
[INFO] [stderr] 316 | |             format!("{:>.2}", number)
[INFO] [stderr] 317 | |         } else if omagn == -2 {
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::if_same_then_else)] on by default
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:318:44
[INFO] [stderr]     |
[INFO] [stderr] 318 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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] note: same as this
[INFO] [stderr]    --> src/utils.rs:313:30
[INFO] [stderr]     |
[INFO] [stderr] 313 |           } else if omagn == 0 {
[INFO] [stderr]     |  ______________________________^
[INFO] [stderr] 314 | |             format!("{:>.2}", number)
[INFO] [stderr] 315 | |         } else if omagn == -1 {
[INFO] [stderr]     | |_________^
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:318:67
[INFO] [stderr]     |
[INFO] [stderr] 318 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stderr]     |
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:319:44
[INFO] [stderr]     |
[INFO] [stderr] 319 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:319:68
[INFO] [stderr]     |
[INFO] [stderr] 319 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:329:44
[INFO] [stderr]     |
[INFO] [stderr] 329 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:329:67
[INFO] [stderr]     |
[INFO] [stderr] 329 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:330:44
[INFO] [stderr]     |
[INFO] [stderr] 330 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:330:68
[INFO] [stderr]     |
[INFO] [stderr] 330 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:368:44
[INFO] [stderr]     |
[INFO] [stderr] 368 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:368:67
[INFO] [stderr]     |
[INFO] [stderr] 368 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:369:44
[INFO] [stderr]     |
[INFO] [stderr] 369 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:369:68
[INFO] [stderr]     |
[INFO] [stderr] 369 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:379:44
[INFO] [stderr]     |
[INFO] [stderr] 379 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:379:67
[INFO] [stderr]     |
[INFO] [stderr] 379 |                         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:380:44
[INFO] [stderr]     |
[INFO] [stderr] 380 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/line.rs:380:68
[INFO] [stderr]     |
[INFO] [stderr] 380 |                                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: you should consider deriving a `Default` implementation for `frame::Frame`
[INFO] [stderr]   --> src/frame.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     pub fn new() -> Frame {
[INFO] [stderr] 27 | |         Frame {
[INFO] [stderr] 28 | |             left: 0.0,
[INFO] [stderr] 29 | |             right: 1.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |         }
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/point.rs:123:28
[INFO] [stderr]     |
[INFO] [stderr] 123 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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]    --> src/frame.rs:197:32
[INFO] [stderr]     |
[INFO] [stderr] 197 |             cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]     |
[INFO] [stderr]    --> src/chart/point.rs:123:51
[INFO] [stderr]     |
[INFO] [stderr] 123 |         cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/point.rs:124:28
[INFO] [stderr]     |
[INFO] [stderr] 124 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/chart/point.rs:124:52
[INFO] [stderr]     |
[INFO] [stderr] 124 |                            self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/frame.rs:197:55
[INFO] [stderr]     |
[INFO] [stderr] 197 |             cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/frame.rs:198:32
[INFO] [stderr]     |
[INFO] [stderr] 198 |                                self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/frame.rs:198:56
[INFO] [stderr]     |
[INFO] [stderr] 198 |                                self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: item `coord::Coord` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/coord.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | / impl Coord {
[INFO] [stderr] 16 | |     /// Create and return a new Coord
[INFO] [stderr] 17 | |     pub fn new(x: f64, y: f64) -> Coord {
[INFO] [stderr] 18 | |         Coord {
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     }
[INFO] [stderr] 90 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/utils.rs:238:8
[INFO] [stderr]     |
[INFO] [stderr] 238 |     if old_min != old_max {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^ help: consider comparing them within some error: `(old_min - old_max).abs() < error`
[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/utils.rs:238:8
[INFO] [stderr]     |
[INFO] [stderr] 238 |     if old_min != old_max {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: this `if` has identical blocks
[INFO] [stderr]    --> src/utils.rs:315:31
[INFO] [stderr]     |
[INFO] [stderr] 315 |           } else if omagn == -1 {
[INFO] [stderr]     |  _______________________________^
[INFO] [stderr] 316 | |             format!("{:>.2}", number)
[INFO] [stderr] 317 | |         } else if omagn == -2 {
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::if_same_then_else)] on by default
[INFO] [stderr] note: same as this
[INFO] [stderr]    --> src/utils.rs:313:30
[INFO] [stderr]     |
[INFO] [stderr] 313 |           } else if omagn == 0 {
[INFO] [stderr]     |  ______________________________^
[INFO] [stderr] 314 | |             format!("{:>.2}", number)
[INFO] [stderr] 315 | |         } else if omagn == -1 {
[INFO] [stderr]     | |_________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `frame::Frame`
[INFO] [stderr]   --> src/frame.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     pub fn new() -> Frame {
[INFO] [stderr] 27 | |         Frame {
[INFO] [stderr] 28 | |             left: 0.0,
[INFO] [stderr] 29 | |             right: 1.0,
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |         }
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: casting f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/frame.rs:197:32
[INFO] [stderr]     |
[INFO] [stderr] 197 |             cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.red)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/frame.rs:197:55
[INFO] [stderr]     |
[INFO] [stderr] 197 |             cr.set_source_rgba(self.color.red as f64, self.color.green as f64,
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.green)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/frame.rs:198:32
[INFO] [stderr]     |
[INFO] [stderr] 198 |                                self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.blue)`
[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 f32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/frame.rs:198:56
[INFO] [stderr]     |
[INFO] [stderr] 198 |                                self.color.blue as f64, self.color.alpha as f64);
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.color.alpha)`
[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: item `coord::Coord` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]   --> src/coord.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | / impl Coord {
[INFO] [stderr] 16 | |     /// Create and return a new Coord
[INFO] [stderr] 17 | |     pub fn new(x: f64, y: f64) -> Coord {
[INFO] [stderr] 18 | |         Coord {
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |     }
[INFO] [stderr] 90 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `astrup`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `astrup`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "407a2dbac29d72c418510486cd44e0b8e51bb3bef73df89bad1dc6a4802d0f9a"`
[INFO] running `"docker" "rm" "-f" "407a2dbac29d72c418510486cd44e0b8e51bb3bef73df89bad1dc6a4802d0f9a"`
[INFO] [stdout] 407a2dbac29d72c418510486cd44e0b8e51bb3bef73df89bad1dc6a4802d0f9a