[INFO] crate sl-gx 0.0.0 is already in cache
[INFO] extracting crate sl-gx 0.0.0 into work/ex/clippy-test-run/sources/stable/reg/sl-gx/0.0.0
[INFO] extracting crate sl-gx 0.0.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/sl-gx/0.0.0
[INFO] validating manifest of sl-gx-0.0.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sl-gx-0.0.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sl-gx-0.0.0
[INFO] finished frobbing sl-gx-0.0.0
[INFO] frobbed toml for sl-gx-0.0.0 written to work/ex/clippy-test-run/sources/stable/reg/sl-gx/0.0.0/Cargo.toml
[INFO] started frobbing sl-gx-0.0.0
[INFO] finished frobbing sl-gx-0.0.0
[INFO] frobbed toml for sl-gx-0.0.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/sl-gx/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting sl-gx-0.0.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/sl-gx/0.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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] 38ad049778674cb497389b6bb9645e29390bfce96397a6f35ab2e4fb2044aa06
[INFO] running `"docker" "start" "-a" "38ad049778674cb497389b6bb9645e29390bfce96397a6f35ab2e4fb2044aa06"`
[INFO] [stderr]     Checking sl-gx v0.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/lib.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |         let i = self.color_index;
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/lib.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |         let i = self.color_index;
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/font.rs:249:3
[INFO] [stderr]     |
[INFO] [stderr] 249 | /   return match c {
[INFO] [stderr] 250 | |     '0' => C0,
[INFO] [stderr] 251 | |     '1' => C1,
[INFO] [stderr] 252 | |     '2' => C2,
[INFO] [stderr] ...   |
[INFO] [stderr] 274 | |     _ => ""
[INFO] [stderr] 275 | |   };
[INFO] [stderr]     | |____^
[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] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 249 |   match c {
[INFO] [stderr] 250 |     '0' => C0,
[INFO] [stderr] 251 |     '1' => C1,
[INFO] [stderr] 252 |     '2' => C2,
[INFO] [stderr] 253 |     '3' => C3,
[INFO] [stderr] 254 |     '4' => C4,
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:38:35
[INFO] [stderr]    |
[INFO] [stderr] 38 | const GRAY:  Color = Color{value: 0x00808080};
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: consider: `0x0080_8080`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 | const WHITE: Color = Color{value: 0x00ffffff};
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: consider: `0x00ff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:40:35
[INFO] [stderr]    |
[INFO] [stderr] 40 | const BLUE:  Color = Color{value: 0x00000080};
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: consider: `0x0000_0080`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:41:39
[INFO] [stderr]    |
[INFO] [stderr] 41 | const LIGHTGRAY: Color = Color{value: 0x00e4e4e0};
[INFO] [stderr]    |                                       ^^^^^^^^^^ help: consider: `0x00e4_e4e0`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:45:45
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub const BLACK:   Color = Color{value: 0x00000000};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0000_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:46:45
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub const GRAY:    Color = Color{value: 0x00808080};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0080_8080`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:47:45
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub const WHITE:   Color = Color{value: 0x00ffffff};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x00ff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:48:45
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub const BLUE:    Color = Color{value: 0x00000080};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0000_0080`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:49:45
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub const MAGENTA: Color = Color{value: 0x00800060};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0080_0060`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:50:45
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub const GREEN:   Color = Color{value: 0x00006000};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0000_6000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:51:45
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub const RED:     Color = Color{value: 0x00a00000};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x00a0_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:52:45
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub const BROWN:   Color = Color{value: 0x00808000};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0080_8000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:53:47
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub const LIGHTGRAY: Color = Color{value: 0x00e4e4e0};
[INFO] [stderr]    |                                               ^^^^^^^^^^ help: consider: `0x00e4_e4e0`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 | /         return Canvas{buffer, px: (width/2) as isize, py: (height/2) as isize,
[INFO] [stderr] 68 | |             mx: 40.0, my: 40.0, wx: 10.0, wy: 10.0, x: 0.0, y: 0.0, n: 1000,
[INFO] [stderr] 69 | |             color: BLUE, color_index: 0
[INFO] [stderr] 70 | |         };
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 67 |         Canvas{buffer, px: (width/2) as isize, py: (height/2) as isize,
[INFO] [stderr] 68 |             mx: 40.0, my: 40.0, wx: 10.0, wy: 10.0, x: 0.0, y: 0.0, n: 1000,
[INFO] [stderr] 69 |             color: BLUE, color_index: 0
[INFO] [stderr] 70 |         }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         return bv;
[INFO] [stderr]     |         ^^^^^^^^^^ help: remove `return` as shown: `bv`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:190:9
[INFO] [stderr]     |
[INFO] [stderr] 190 |         return (px,py);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^ help: remove `return` as shown: `(px,py)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/font.rs:249:3
[INFO] [stderr]     |
[INFO] [stderr] 249 | /   return match c {
[INFO] [stderr] 250 | |     '0' => C0,
[INFO] [stderr] 251 | |     '1' => C1,
[INFO] [stderr] 252 | |     '2' => C2,
[INFO] [stderr] ...   |
[INFO] [stderr] 274 | |     _ => ""
[INFO] [stderr] 275 | |   };
[INFO] [stderr]     | |____^
[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] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 249 |   match c {
[INFO] [stderr] 250 |     '0' => C0,
[INFO] [stderr] 251 |     '1' => C1,
[INFO] [stderr] 252 |     '2' => C2,
[INFO] [stderr] 253 |     '3' => C3,
[INFO] [stderr] 254 |     '4' => C4,
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:38:35
[INFO] [stderr]    |
[INFO] [stderr] 38 | const GRAY:  Color = Color{value: 0x00808080};
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: consider: `0x0080_8080`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 | const WHITE: Color = Color{value: 0x00ffffff};
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: consider: `0x00ff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:40:35
[INFO] [stderr]    |
[INFO] [stderr] 40 | const BLUE:  Color = Color{value: 0x00000080};
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: consider: `0x0000_0080`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:41:39
[INFO] [stderr]    |
[INFO] [stderr] 41 | const LIGHTGRAY: Color = Color{value: 0x00e4e4e0};
[INFO] [stderr]    |                                       ^^^^^^^^^^ help: consider: `0x00e4_e4e0`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:45:45
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub const BLACK:   Color = Color{value: 0x00000000};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0000_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:46:45
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub const GRAY:    Color = Color{value: 0x00808080};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0080_8080`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:47:45
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub const WHITE:   Color = Color{value: 0x00ffffff};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x00ff_ffff`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:48:45
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub const BLUE:    Color = Color{value: 0x00000080};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0000_0080`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:49:45
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub const MAGENTA: Color = Color{value: 0x00800060};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0080_0060`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:50:45
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub const GREEN:   Color = Color{value: 0x00006000};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0000_6000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:51:45
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub const RED:     Color = Color{value: 0x00a00000};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x00a0_0000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:52:45
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub const BROWN:   Color = Color{value: 0x00808000};
[INFO] [stderr]    |                                             ^^^^^^^^^^ help: consider: `0x0080_8000`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:53:47
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub const LIGHTGRAY: Color = Color{value: 0x00e4e4e0};
[INFO] [stderr]    |                                               ^^^^^^^^^^ help: consider: `0x00e4_e4e0`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 | /         return Canvas{buffer, px: (width/2) as isize, py: (height/2) as isize,
[INFO] [stderr] 68 | |             mx: 40.0, my: 40.0, wx: 10.0, wy: 10.0, x: 0.0, y: 0.0, n: 1000,
[INFO] [stderr] 69 | |             color: BLUE, color_index: 0
[INFO] [stderr] 70 | |         };
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 67 |         Canvas{buffer, px: (width/2) as isize, py: (height/2) as isize,
[INFO] [stderr] 68 |             mx: 40.0, my: 40.0, wx: 10.0, wy: 10.0, x: 0.0, y: 0.0, n: 1000,
[INFO] [stderr] 69 |             color: BLUE, color_index: 0
[INFO] [stderr] 70 |         }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         return bv;
[INFO] [stderr]     |         ^^^^^^^^^^ help: remove `return` as shown: `bv`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:190:9
[INFO] [stderr]     |
[INFO] [stderr] 190 |         return (px,py);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^ help: remove `return` as shown: `(px,py)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Color{value: (r as u32)<<16 | (g as u32)<<8 | (b as u32)}
[INFO] [stderr]    |                      ^^^^^^^^^^ help: try: `u32::from(r)`
[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 u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:33:39
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Color{value: (r as u32)<<16 | (g as u32)<<8 | (b as u32)}
[INFO] [stderr]    |                                       ^^^^^^^^^^ help: try: `u32::from(g)`
[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 u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:33:55
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Color{value: (r as u32)<<16 | (g as u32)<<8 | (b as u32)}
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: try: `u32::from(b)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:86:22
[INFO] [stderr]    |
[INFO] [stderr] 86 |           self.vline(x as f64,LIGHTGRAY);
[INFO] [stderr]    |                      ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:87:23
[INFO] [stderr]    |
[INFO] [stderr] 87 |           self.vprint(x as f64-0.1, -0.1, &format!("{}",x));
[INFO] [stderr]    |                       ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:90:22
[INFO] [stderr]    |
[INFO] [stderr] 90 |           self.vline(x as f64,LIGHTGRAY);
[INFO] [stderr]    |                      ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:91:23
[INFO] [stderr]    |
[INFO] [stderr] 91 |           self.vprint(x as f64-0.1, -0.1, &format!("{}",x));
[INFO] [stderr]    |                       ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:94:22
[INFO] [stderr]    |
[INFO] [stderr] 94 |           self.hline(y as f64,LIGHTGRAY);
[INFO] [stderr]    |                      ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 |           self.vprint(0.2, y as f64+0.2, &format!("{}",y));
[INFO] [stderr]    |                            ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:98:22
[INFO] [stderr]    |
[INFO] [stderr] 98 |           self.hline(y as f64,LIGHTGRAY);
[INFO] [stderr]    |                      ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:99:28
[INFO] [stderr]    |
[INFO] [stderr] 99 |           self.vprint(0.2, y as f64+0.2, &format!("{}",y));
[INFO] [stderr]    |                            ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/lib.rs:212:17
[INFO] [stderr]     |
[INFO] [stderr] 212 | pub fn save(bv: &Vec<u8>, id: &str) {
[INFO] [stderr]     |                 ^^^^^^^^ help: change this to: `&[u8]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Color{value: (r as u32)<<16 | (g as u32)<<8 | (b as u32)}
[INFO] [stderr]    |                      ^^^^^^^^^^ help: try: `u32::from(r)`
[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 u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:33:39
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Color{value: (r as u32)<<16 | (g as u32)<<8 | (b as u32)}
[INFO] [stderr]    |                                       ^^^^^^^^^^ help: try: `u32::from(g)`
[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 u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:33:55
[INFO] [stderr]    |
[INFO] [stderr] 33 |         Color{value: (r as u32)<<16 | (g as u32)<<8 | (b as u32)}
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: try: `u32::from(b)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:86:22
[INFO] [stderr]    |
[INFO] [stderr] 86 |           self.vline(x as f64,LIGHTGRAY);
[INFO] [stderr]    |                      ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:87:23
[INFO] [stderr]    |
[INFO] [stderr] 87 |           self.vprint(x as f64-0.1, -0.1, &format!("{}",x));
[INFO] [stderr]    |                       ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:90:22
[INFO] [stderr]    |
[INFO] [stderr] 90 |           self.vline(x as f64,LIGHTGRAY);
[INFO] [stderr]    |                      ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:91:23
[INFO] [stderr]    |
[INFO] [stderr] 91 |           self.vprint(x as f64-0.1, -0.1, &format!("{}",x));
[INFO] [stderr]    |                       ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:94:22
[INFO] [stderr]    |
[INFO] [stderr] 94 |           self.hline(y as f64,LIGHTGRAY);
[INFO] [stderr]    |                      ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 |           self.vprint(0.2, y as f64+0.2, &format!("{}",y));
[INFO] [stderr]    |                            ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:98:22
[INFO] [stderr]    |
[INFO] [stderr] 98 |           self.hline(y as f64,LIGHTGRAY);
[INFO] [stderr]    |                      ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/lib.rs:99:28
[INFO] [stderr]    |
[INFO] [stderr] 99 |           self.vprint(0.2, y as f64+0.2, &format!("{}",y));
[INFO] [stderr]    |                            ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/lib.rs:212:17
[INFO] [stderr]     |
[INFO] [stderr] 212 | pub fn save(bv: &Vec<u8>, id: &str) {
[INFO] [stderr]     |                 ^^^^^^^^ help: change this to: `&[u8]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "38ad049778674cb497389b6bb9645e29390bfce96397a6f35ab2e4fb2044aa06"`
[INFO] running `"docker" "rm" "-f" "38ad049778674cb497389b6bb9645e29390bfce96397a6f35ab2e4fb2044aa06"`
[INFO] [stdout] 38ad049778674cb497389b6bb9645e29390bfce96397a6f35ab2e4fb2044aa06