[INFO] fetching crate pixel 0.1.3...
[INFO] checking pixel-0.1.3 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate pixel 0.1.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate pixel 0.1.3 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pixel 0.1.3
[INFO] finished tweaking crates.io crate pixel 0.1.3
[INFO] tweaked toml for crates.io crate pixel 0.1.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a350ac3f1aa21c2bd25caecd4a11594d68e91b1796faced45d46a8d285b4f62e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a350ac3f1aa21c2bd25caecd4a11594d68e91b1796faced45d46a8d285b4f62e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a350ac3f1aa21c2bd25caecd4a11594d68e91b1796faced45d46a8d285b4f62e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a350ac3f1aa21c2bd25caecd4a11594d68e91b1796faced45d46a8d285b4f62e", kill_on_drop: false }`
[INFO] [stdout] a350ac3f1aa21c2bd25caecd4a11594d68e91b1796faced45d46a8d285b4f62e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59b5c4699095014819cdac189ca1254f1377ed340d164ab864bee5f7b9b9b8e3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "59b5c4699095014819cdac189ca1254f1377ed340d164ab864bee5f7b9b9b8e3", kill_on_drop: false }`
[INFO] [stderr]     Checking pixel v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/color/utils.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         ((green - blue) / color)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |         /// B(Cb, Cs) = 1 - [(1 - Cb) x (1 - Cs)] = Cb + Cs -(Cb x Cs)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 121 |         Screen => op_on_channels(backdrop, source, |b, s| 1.0 - (1.0 - b) * (1.0 - s)),
[INFO] [stdout]     |         ------------------------------------------------------------------------------ rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         /// B(Cb, Cs) = HardLight(Cs, Cb)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 123 |         Overlay => blend(source, backdrop, BlendMode::HardLight),
[INFO] [stdout]     |         -------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         /// B(Cb, Cs) = min(Cb, Cs)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 125 |         Darken => op_on_channels(backdrop, source, |b, s| utils::min(b, s)),
[INFO] [stdout]     |         ------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |         /// B(Cb, Cs) = max(Cb, Cs)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 127 |         Lighten => op_on_channels(backdrop, source, |b, s| utils::max(b, s)),
[INFO] [stdout]     |         -------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | /         /// if(Cb == 0)
[INFO] [stdout] 129 | |         ///     B(Cb, Cs) = 0
[INFO] [stdout] 130 | |         /// else if(Cs == 1)
[INFO] [stdout] 131 | |         ///     B(Cb, Cs) = 1
[INFO] [stdout] 132 | |         /// else
[INFO] [stdout] 133 | |         ///     B(Cb, Cs) = min(1, Cb / (1 - Cs))
[INFO] [stdout]     | |_________________________________________________^
[INFO] [stdout] 134 |           Dodge => op_on_channels(backdrop, source, |b, s| if b == 0.0 { 0.0 } else if s == 1.0 { 1.0 } else { utils::min(1.0, b / (1.0 - s)) }...
[INFO] [stdout]     |           --------------------------------------------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 | /         /// if(Cb == 1)
[INFO] [stdout] 136 | |         ///     B(Cb, Cs) = 1
[INFO] [stdout] 137 | |         /// else if(Cs == 0)
[INFO] [stdout] 138 | |         ///     B(Cb, Cs) = 0
[INFO] [stdout] 139 | |         /// else
[INFO] [stdout] 140 | |         ///     B(Cb, Cs) = 1 - min(1, (1 - Cb) / Cs)
[INFO] [stdout]     | |_____________________________________________________^
[INFO] [stdout] 141 |           Burn => op_on_channels(backdrop, source, |b, s| if b == 1.0 { 1.0 } else if s == 0.0 { 0.0 } else { utils::min(1.0, (1.0 - b) / s) }...
[INFO] [stdout]     |           -------------------------------------------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 | /         /// if(Cs <= 0.5)
[INFO] [stdout] 143 | |         ///     B(Cb, Cs) = Multiply(Cb, 2 x Cs)
[INFO] [stdout] 144 | |         /// else
[INFO] [stdout] 145 | |         ///     B(Cb, Cs) = Screen(Cb, 2 x Cs -1)
[INFO] [stdout]     | |_________________________________________________^
[INFO] [stdout] 146 |           HardLight => op_on_channels(backdrop, source, |b, s| if s <= 0.5 { b * s } else { (1.0 - (1.0 - b) * (1.0 - s)) } ),
[INFO] [stdout]     |           ------------------------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/color/blending.rs:146:91
[INFO] [stdout]     |
[INFO] [stdout] 146 |         HardLight => op_on_channels(backdrop, source, |b, s| if s <= 0.5 { b * s } else { (1.0 - (1.0 - b) * (1.0 - s)) } ),
[INFO] [stdout]     |                                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 | /         ///     if(Cs <= 0.5)
[INFO] [stdout] 148 | |         ///         B(Cb, Cs) = Cb - (1 - 2 x Cs) x Cb x (1 - Cb)
[INFO] [stdout] 149 | |         ///     else
[INFO] [stdout] 150 | |         ///         B(Cb, Cs) = Cb + (2 x Cs - 1) x (D(Cb) - Cb)
[INFO] [stdout] ...   |
[INFO] [stdout] 154 | |         ///     else
[INFO] [stdout] 155 | |         ///         D(Cb) = sqrt(Cb)
[INFO] [stdout]     | |____________________________________^
[INFO] [stdout] 156 |           SoftLight => op_on_channels(backdrop, source, |b, s| if s <= 0.5 { b - (1.0 - 2.0 * s) * b * (1.0 - b) } else { b + (2.0 + s - 1.0) * (if b <= 0.25 { ((16.0 * b - 12.0) * b + 4.0) * b } else { b.sqrt() }) - b ...
[INFO] [stdout]     |           ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         /// B(Cb, Cs) = | Cb - Cs |
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 158 |         Difference => op_on_channels(backdrop, source, |b, s| (b - s).abs()),
[INFO] [stdout]     |         -------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         /// B(Cb, Cs) = Cb + Cs - 2 x Cb x Cs
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 160 |         Exclusion => op_on_channels(backdrop, source, |b, s| b + s - 2.0 * b * s ),
[INFO] [stdout]     |         -------------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |           /// B(Cb, Cs) = SetLum(SetSat(Cs, Sat(Cb)), Lum(Cb))
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 162 | /         Hue => {
[INFO] [stdout] 163 | |             HSL{ hue: source.get_hue(), saturation: backdrop.get_hsl_saturation(), lightness: backdrop.get_lightness() }.to_rgb()
[INFO] [stdout] 164 | |         },
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |           /// B(Cb, Cs) = SetLum(SetSat(Cb, Sat(Cs)), Lum(Cb))
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 166 | /         Saturation => {
[INFO] [stdout] 167 | |             HSL{ hue: backdrop.get_hue(), saturation: source.get_hsl_saturation(), lightness: backdrop.get_lightness() }.to_rgb()
[INFO] [stdout] 168 | |         },
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 169 |           /// B(Cb, Cs) = SetLum(Cs, Lum(Cb))
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 170 | /         Color => {
[INFO] [stdout] 171 | |             HSL{ hue: source.get_hue(), saturation: source.get_hsl_saturation(), lightness: backdrop.get_lightness() }.to_rgb()
[INFO] [stdout] 172 | |         },
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |           /// B(Cb, Cs) = SetLum(Cb, Lum(Cs))
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 174 | /         Luminosity => {
[INFO] [stdout] 175 | |             HSL{ hue: backdrop.get_hue(), saturation: backdrop.get_hsl_saturation(), lightness: source.get_lightness() }.to_rgb()
[INFO] [stdout] 176 | |         },
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `color::*`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use color::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/color/utils.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         ((green - blue) / color)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |         /// B(Cb, Cs) = 1 - [(1 - Cb) x (1 - Cs)] = Cb + Cs -(Cb x Cs)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 121 |         Screen => op_on_channels(backdrop, source, |b, s| 1.0 - (1.0 - b) * (1.0 - s)),
[INFO] [stdout]     |         ------------------------------------------------------------------------------ rustdoc does not generate documentation for match arms
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         /// B(Cb, Cs) = HardLight(Cs, Cb)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 123 |         Overlay => blend(source, backdrop, BlendMode::HardLight),
[INFO] [stdout]     |         -------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         /// B(Cb, Cs) = min(Cb, Cs)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 125 |         Darken => op_on_channels(backdrop, source, |b, s| utils::min(b, s)),
[INFO] [stdout]     |         ------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |         /// B(Cb, Cs) = max(Cb, Cs)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 127 |         Lighten => op_on_channels(backdrop, source, |b, s| utils::max(b, s)),
[INFO] [stdout]     |         -------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | /         /// if(Cb == 0)
[INFO] [stdout] 129 | |         ///     B(Cb, Cs) = 0
[INFO] [stdout] 130 | |         /// else if(Cs == 1)
[INFO] [stdout] 131 | |         ///     B(Cb, Cs) = 1
[INFO] [stdout] 132 | |         /// else
[INFO] [stdout] 133 | |         ///     B(Cb, Cs) = min(1, Cb / (1 - Cs))
[INFO] [stdout]     | |_________________________________________________^
[INFO] [stdout] 134 |           Dodge => op_on_channels(backdrop, source, |b, s| if b == 0.0 { 0.0 } else if s == 1.0 { 1.0 } else { utils::min(1.0, b / (1.0 - s)) }...
[INFO] [stdout]     |           --------------------------------------------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 | /         /// if(Cb == 1)
[INFO] [stdout] 136 | |         ///     B(Cb, Cs) = 1
[INFO] [stdout] 137 | |         /// else if(Cs == 0)
[INFO] [stdout] 138 | |         ///     B(Cb, Cs) = 0
[INFO] [stdout] 139 | |         /// else
[INFO] [stdout] 140 | |         ///     B(Cb, Cs) = 1 - min(1, (1 - Cb) / Cs)
[INFO] [stdout]     | |_____________________________________________________^
[INFO] [stdout] 141 |           Burn => op_on_channels(backdrop, source, |b, s| if b == 1.0 { 1.0 } else if s == 0.0 { 0.0 } else { utils::min(1.0, (1.0 - b) / s) }...
[INFO] [stdout]     |           -------------------------------------------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 | /         /// if(Cs <= 0.5)
[INFO] [stdout] 143 | |         ///     B(Cb, Cs) = Multiply(Cb, 2 x Cs)
[INFO] [stdout] 144 | |         /// else
[INFO] [stdout] 145 | |         ///     B(Cb, Cs) = Screen(Cb, 2 x Cs -1)
[INFO] [stdout]     | |_________________________________________________^
[INFO] [stdout] 146 |           HardLight => op_on_channels(backdrop, source, |b, s| if s <= 0.5 { b * s } else { (1.0 - (1.0 - b) * (1.0 - s)) } ),
[INFO] [stdout]     |           ------------------------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/color/blending.rs:146:91
[INFO] [stdout]     |
[INFO] [stdout] 146 |         HardLight => op_on_channels(backdrop, source, |b, s| if s <= 0.5 { b * s } else { (1.0 - (1.0 - b) * (1.0 - s)) } ),
[INFO] [stdout]     |                                                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 147 | /         ///     if(Cs <= 0.5)
[INFO] [stdout] 148 | |         ///         B(Cb, Cs) = Cb - (1 - 2 x Cs) x Cb x (1 - Cb)
[INFO] [stdout] 149 | |         ///     else
[INFO] [stdout] 150 | |         ///         B(Cb, Cs) = Cb + (2 x Cs - 1) x (D(Cb) - Cb)
[INFO] [stdout] ...   |
[INFO] [stdout] 154 | |         ///     else
[INFO] [stdout] 155 | |         ///         D(Cb) = sqrt(Cb)
[INFO] [stdout]     | |____________________________________^
[INFO] [stdout] 156 |           SoftLight => op_on_channels(backdrop, source, |b, s| if s <= 0.5 { b - (1.0 - 2.0 * s) * b * (1.0 - b) } else { b + (2.0 + s - 1.0) * (if b <= 0.25 { ((16.0 * b - 12.0) * b + 4.0) * b } else { b.sqrt() }) - b ...
[INFO] [stdout]     |           ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         /// B(Cb, Cs) = | Cb - Cs |
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 158 |         Difference => op_on_channels(backdrop, source, |b, s| (b - s).abs()),
[INFO] [stdout]     |         -------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         /// B(Cb, Cs) = Cb + Cs - 2 x Cb x Cs
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 160 |         Exclusion => op_on_channels(backdrop, source, |b, s| b + s - 2.0 * b * s ),
[INFO] [stdout]     |         -------------------------------------------------------------------------- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |           /// B(Cb, Cs) = SetLum(SetSat(Cs, Sat(Cb)), Lum(Cb))
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 162 | /         Hue => {
[INFO] [stdout] 163 | |             HSL{ hue: source.get_hue(), saturation: backdrop.get_hsl_saturation(), lightness: backdrop.get_lightness() }.to_rgb()
[INFO] [stdout] 164 | |         },
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |           /// B(Cb, Cs) = SetLum(SetSat(Cb, Sat(Cs)), Lum(Cb))
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 166 | /         Saturation => {
[INFO] [stdout] 167 | |             HSL{ hue: backdrop.get_hue(), saturation: source.get_hsl_saturation(), lightness: backdrop.get_lightness() }.to_rgb()
[INFO] [stdout] 168 | |         },
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 169 |           /// B(Cb, Cs) = SetLum(Cs, Lum(Cb))
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 170 | /         Color => {
[INFO] [stdout] 171 | |             HSL{ hue: source.get_hue(), saturation: source.get_hsl_saturation(), lightness: backdrop.get_lightness() }.to_rgb()
[INFO] [stdout] 172 | |         },
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/color/blending.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |           /// B(Cb, Cs) = SetLum(Cb, Lum(Cs))
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 174 | /         Luminosity => {
[INFO] [stdout] 175 | |             HSL{ hue: backdrop.get_hue(), saturation: backdrop.get_hsl_saturation(), lightness: source.get_lightness() }.to_rgb()
[INFO] [stdout] 176 | |         },
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for match arms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `color::*`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use color::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "59b5c4699095014819cdac189ca1254f1377ed340d164ab864bee5f7b9b9b8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b5c4699095014819cdac189ca1254f1377ed340d164ab864bee5f7b9b9b8e3", kill_on_drop: false }`
[INFO] [stdout] 59b5c4699095014819cdac189ca1254f1377ed340d164ab864bee5f7b9b9b8e3