[INFO] updating cached repository w-k-s/GifDecoder
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/w-k-s/GifDecoder
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/w-k-s/GifDecoder" "work/ex/clippy-test-run/sources/stable/gh/w-k-s/GifDecoder"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/w-k-s/GifDecoder'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/w-k-s/GifDecoder" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/w-k-s/GifDecoder"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/w-k-s/GifDecoder'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3fc89b9ac84de97929caac79ee67e9e19c55bd92
[INFO] sha for GitHub repo w-k-s/GifDecoder: 3fc89b9ac84de97929caac79ee67e9e19c55bd92
[INFO] validating manifest of w-k-s/GifDecoder 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 w-k-s/GifDecoder 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 w-k-s/GifDecoder
[INFO] finished frobbing w-k-s/GifDecoder
[INFO] frobbed toml for w-k-s/GifDecoder written to work/ex/clippy-test-run/sources/stable/gh/w-k-s/GifDecoder/Cargo.toml
[INFO] started frobbing w-k-s/GifDecoder
[INFO] finished frobbing w-k-s/GifDecoder
[INFO] frobbed toml for w-k-s/GifDecoder written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/w-k-s/GifDecoder/Cargo.toml
[INFO] crate w-k-s/GifDecoder has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting w-k-s/GifDecoder against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/w-k-s/GifDecoder:/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] 67727bc2bee8f9b4657c7bd7ca83988ec6e5b59750a5f05c46f9373bd4a26d2f
[INFO] running `"docker" "start" "-a" "67727bc2bee8f9b4657c7bd7ca83988ec6e5b59750a5f05c46f9373bd4a26d2f"`
[INFO] [stderr]     Checking gif v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |             version: version,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `version`
[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/main.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |             lsd: lsd,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `lsd`
[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/main.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |             global_color_table: global_color_table,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `global_color_table`
[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/main.rs:125:13
[INFO] [stderr]     |
[INFO] [stderr] 125 |             width: width,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `width`
[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/main.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |             height: height,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `height`
[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/main.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |             has_global_color_table: has_global_color_table,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `has_global_color_table`
[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/main.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 128 |             color_resolution: color_resolution,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `color_resolution`
[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/main.rs:129:13
[INFO] [stderr]     |
[INFO] [stderr] 129 |             is_global_color_table_sorted: is_global_color_table_sorted,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `is_global_color_table_sorted`
[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/main.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |             background_color_index: background_color_index,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `background_color_index`
[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/main.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |             global_color_table_size: global_color_table_size,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `global_color_table_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/main.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |             pixel_aspect_ratio: pixel_aspect_ratio,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `pixel_aspect_ratio`
[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/main.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |             version: version,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `version`
[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/main.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |             lsd: lsd,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `lsd`
[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/main.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |             global_color_table: global_color_table,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `global_color_table`
[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/main.rs:125:13
[INFO] [stderr]     |
[INFO] [stderr] 125 |             width: width,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `width`
[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/main.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |             height: height,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `height`
[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/main.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |             has_global_color_table: has_global_color_table,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `has_global_color_table`
[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/main.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 128 |             color_resolution: color_resolution,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `color_resolution`
[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/main.rs:129:13
[INFO] [stderr]     |
[INFO] [stderr] 129 |             is_global_color_table_sorted: is_global_color_table_sorted,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `is_global_color_table_sorted`
[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/main.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |             background_color_index: background_color_index,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `background_color_index`
[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/main.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |             global_color_table_size: global_color_table_size,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `global_color_table_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/main.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |             pixel_aspect_ratio: pixel_aspect_ratio,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `pixel_aspect_ratio`
[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: unneeded return statement
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | /         return ((self.red as u32 & 0xff) << 16) + ((self.green as u32 & 0xff) << 8)
[INFO] [stderr] 16 | |             + (self.blue as u32 & 0xff);
[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] 15 |         ((self.red as u32 & 0xff) << 16) + ((self.green as u32 & 0xff) << 8)
[INFO] [stderr] 16 |             + (self.blue as u32 & 0xff)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | /         return ((self.red as u32 & 0xff) << 16) + ((self.green as u32 & 0xff) << 8)
[INFO] [stderr] 16 | |             + (self.blue as u32 & 0xff);
[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] 15 |         ((self.red as u32 & 0xff) << 16) + ((self.green as u32 & 0xff) << 8)
[INFO] [stderr] 16 |             + (self.blue as u32 & 0xff)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 | /         return Ok(Gif {
[INFO] [stderr] 85 | |             version: version,
[INFO] [stderr] 86 | |             lsd: lsd,
[INFO] [stderr] 87 | |             global_color_table: global_color_table,
[INFO] [stderr] 88 | |         });
[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] 84 |         Ok(Gif {
[INFO] [stderr] 85 |             version: version,
[INFO] [stderr] 86 |             lsd: lsd,
[INFO] [stderr] 87 |             global_color_table: global_color_table,
[INFO] [stderr] 88 |         })
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: operator precedence can trip the unwary
[INFO] [stderr]    --> src/main.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let width = ((bytes[1] as u16) * 1u16 << 8u16) + (bytes[0] as u16);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `((bytes[1] as u16) * 1u16) << 8u16`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::precedence)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#precedence
[INFO] [stderr] 
[INFO] [stderr] warning: operator precedence can trip the unwary
[INFO] [stderr]    --> src/main.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let height = ((bytes[3] as u16) * 1u16 << 8u16) + (bytes[2] as u16);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `((bytes[3] as u16) * 1u16) << 8u16`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#precedence
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:111:55
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let has_global_color_table = (packed_fields & 0b10000000) == 0b10000000;
[INFO] [stderr]     |                                                       ^^^^^^^^^^ help: consider: `0b1000_0000`
[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/main.rs:111:70
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let has_global_color_table = (packed_fields & 0b10000000) == 0b10000000;
[INFO] [stderr]     |                                                                      ^^^^^^^^^^ help: consider: `0b1000_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/main.rs:112:61
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let is_global_color_table_sorted = (packed_fields & 0b00001000) == 0b00001000;
[INFO] [stderr]     |                                                             ^^^^^^^^^^ help: consider: `0b0000_1000`
[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/main.rs:112:76
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let is_global_color_table_sorted = (packed_fields & 0b00001000) == 0b00001000;
[INFO] [stderr]     |                                                                            ^^^^^^^^^^ help: consider: `0b0000_1000`
[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/main.rs:114:44
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let color_resolution = (bytes[4] & 0b01110000) + 1u8;
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: consider: `0b0111_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/main.rs:115:56
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let global_color_table_size = 3 * ((bytes[4] & 0b00000111) + 1u8).pow(2);
[INFO] [stderr]     |                                                        ^^^^^^^^^^ help: consider: `0b0000_0111`
[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/main.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 | /         return Ok(Gif {
[INFO] [stderr] 85 | |             version: version,
[INFO] [stderr] 86 | |             lsd: lsd,
[INFO] [stderr] 87 | |             global_color_table: global_color_table,
[INFO] [stderr] 88 | |         });
[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] 84 |         Ok(Gif {
[INFO] [stderr] 85 |             version: version,
[INFO] [stderr] 86 |             lsd: lsd,
[INFO] [stderr] 87 |             global_color_table: global_color_table,
[INFO] [stderr] 88 |         })
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: operator precedence can trip the unwary
[INFO] [stderr]    --> src/main.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let width = ((bytes[1] as u16) * 1u16 << 8u16) + (bytes[0] as u16);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `((bytes[1] as u16) * 1u16) << 8u16`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::precedence)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#precedence
[INFO] [stderr] 
[INFO] [stderr] warning: operator precedence can trip the unwary
[INFO] [stderr]    --> src/main.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let height = ((bytes[3] as u16) * 1u16 << 8u16) + (bytes[2] as u16);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `((bytes[3] as u16) * 1u16) << 8u16`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#precedence
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]    --> src/main.rs:111:55
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let has_global_color_table = (packed_fields & 0b10000000) == 0b10000000;
[INFO] [stderr]     |                                                       ^^^^^^^^^^ help: consider: `0b1000_0000`
[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/main.rs:111:70
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let has_global_color_table = (packed_fields & 0b10000000) == 0b10000000;
[INFO] [stderr]     |                                                                      ^^^^^^^^^^ help: consider: `0b1000_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/main.rs:112:61
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let is_global_color_table_sorted = (packed_fields & 0b00001000) == 0b00001000;
[INFO] [stderr]     |                                                             ^^^^^^^^^^ help: consider: `0b0000_1000`
[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/main.rs:112:76
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let is_global_color_table_sorted = (packed_fields & 0b00001000) == 0b00001000;
[INFO] [stderr]     |                                                                            ^^^^^^^^^^ help: consider: `0b0000_1000`
[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/main.rs:114:44
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let color_resolution = (bytes[4] & 0b01110000) + 1u8;
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: consider: `0b0111_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/main.rs:115:56
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let global_color_table_size = 3 * ((bytes[4] & 0b00000111) + 1u8).pow(2);
[INFO] [stderr]     |                                                        ^^^^^^^^^^ help: consider: `0b0000_0111`
[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: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 |         return ((self.red as u32 & 0xff) << 16) + ((self.green as u32 & 0xff) << 8)
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^ help: try: `u32::from(self.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 u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:15:53
[INFO] [stderr]    |
[INFO] [stderr] 15 |         return ((self.red as u32 & 0xff) << 16) + ((self.green as u32 & 0xff) << 8)
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^ help: try: `u32::from(self.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 u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |             + (self.blue as u32 & 0xff);
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^ help: try: `u32::from(self.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: redundant closure found
[INFO] [stderr]   --> src/main.rs:62:42
[INFO] [stderr]    |
[INFO] [stderr] 62 |         try!(f.read(&mut buffer).map_err(|e| GifError::Io(e)));
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `GifError::Io`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/main.rs:67:42
[INFO] [stderr]    |
[INFO] [stderr] 67 |         try!(f.read(&mut buffer).map_err(|e| GifError::Io(e)));
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `GifError::Io`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]   --> src/main.rs:71:34
[INFO] [stderr]    |
[INFO] [stderr] 71 |           let global_color_table = match lsd.has_global_color_table {
[INFO] [stderr]    |  __________________________________^
[INFO] [stderr] 72 | |             true => {
[INFO] [stderr] 73 | |                 let mut buffer = vec![0; lsd.global_color_table_size as usize];
[INFO] [stderr] 74 | |                 try!(f.read(&mut buffer).map_err(|e| GifError::Io(e)));
[INFO] [stderr] ...  |
[INFO] [stderr] 77 | |             _ => None,
[INFO] [stderr] 78 | |         };
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] help: consider using an if/else expression
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let global_color_table = if lsd.has_global_color_table {
[INFO] [stderr] 72 |     let mut buffer = vec![0; lsd.global_color_table_size as usize];
[INFO] [stderr] 73 |     try!(f.read(&mut buffer).map_err(|e| GifError::Io(e)));
[INFO] [stderr] 74 |     Some(Gif::parse_global_color_table(&buffer))
[INFO] [stderr] 75 | } else { None };
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/main.rs:74:50
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 try!(f.read(&mut buffer).map_err(|e| GifError::Io(e)));
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `GifError::Io`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/main.rs:82:48
[INFO] [stderr]    |
[INFO] [stderr] 82 |         try!(f.read_to_end(&mut bytes).map_err(|e| GifError::Io(e)));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `GifError::Io`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:91:29
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn parse_version(bytes: &[u8; 6]) -> Result<GifVersion, GifError> {
[INFO] [stderr]    |                             ^^^^^^^^ help: consider passing by value instead: `[u8; 6]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:105:16
[INFO] [stderr]     |
[INFO] [stderr] 105 |         bytes: &[u8; 7],
[INFO] [stderr]     |                ^^^^^^^^ help: consider passing by value instead: `[u8; 7]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `(bytes[1] as u16)`
[INFO] [stderr]    --> src/main.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let width = ((bytes[1] as u16) * 1u16 << 8u16) + (bytes[0] as u16);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let width = ((bytes[1] as u16) * 1u16 << 8u16) + (bytes[0] as u16);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: try: `u16::from(bytes[1])`
[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 u16 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:107:58
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let width = ((bytes[1] as u16) * 1u16 << 8u16) + (bytes[0] as u16);
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^ help: try: `u16::from(bytes[0])`
[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: the operation is ineffective. Consider reducing it to `(bytes[3] as u16)`
[INFO] [stderr]    --> src/main.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let height = ((bytes[3] as u16) * 1u16 << 8u16) + (bytes[2] as u16);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let height = ((bytes[3] as u16) * 1u16 << 8u16) + (bytes[2] as u16);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^ help: try: `u16::from(bytes[3])`
[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 u16 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:108:59
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let height = ((bytes[3] as u16) * 1u16 << 8u16) + (bytes[2] as u16);
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^ help: try: `u16::from(bytes[2])`
[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 seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/main.rs:117:38
[INFO] [stderr]     |
[INFO] [stderr] 117 |           let background_color_index = match has_global_color_table {
[INFO] [stderr]     |  ______________________________________^
[INFO] [stderr] 118 | |             true => Some(bytes[5]),
[INFO] [stderr] 119 | |             _ => None,
[INFO] [stderr] 120 | |         };
[INFO] [stderr]     | |_________^ help: consider using an if/else expression: `if has_global_color_table { Some(bytes[5]) } else { None }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[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/main.rs:136:40
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn parse_global_color_table(table: &Vec<u8>) -> Vec<Color> {
[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/main.rs:15:18
[INFO] [stderr]    |
[INFO] [stderr] 15 |         return ((self.red as u32 & 0xff) << 16) + ((self.green as u32 & 0xff) << 8)
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^ help: try: `u32::from(self.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 u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:15:53
[INFO] [stderr]    |
[INFO] [stderr] 15 |         return ((self.red as u32 & 0xff) << 16) + ((self.green as u32 & 0xff) << 8)
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^ help: try: `u32::from(self.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 u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |             + (self.blue as u32 & 0xff);
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^ help: try: `u32::from(self.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: redundant closure found
[INFO] [stderr]   --> src/main.rs:62:42
[INFO] [stderr]    |
[INFO] [stderr] 62 |         try!(f.read(&mut buffer).map_err(|e| GifError::Io(e)));
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `GifError::Io`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/main.rs:67:42
[INFO] [stderr]    |
[INFO] [stderr] 67 |         try!(f.read(&mut buffer).map_err(|e| GifError::Io(e)));
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `GifError::Io`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]   --> src/main.rs:71:34
[INFO] [stderr]    |
[INFO] [stderr] 71 |           let global_color_table = match lsd.has_global_color_table {
[INFO] [stderr]    |  __________________________________^
[INFO] [stderr] 72 | |             true => {
[INFO] [stderr] 73 | |                 let mut buffer = vec![0; lsd.global_color_table_size as usize];
[INFO] [stderr] 74 | |                 try!(f.read(&mut buffer).map_err(|e| GifError::Io(e)));
[INFO] [stderr] ...  |
[INFO] [stderr] 77 | |             _ => None,
[INFO] [stderr] 78 | |         };
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] help: consider using an if/else expression
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let global_color_table = if lsd.has_global_color_table {
[INFO] [stderr] 72 |     let mut buffer = vec![0; lsd.global_color_table_size as usize];
[INFO] [stderr] 73 |     try!(f.read(&mut buffer).map_err(|e| GifError::Io(e)));
[INFO] [stderr] 74 |     Some(Gif::parse_global_color_table(&buffer))
[INFO] [stderr] 75 | } else { None };
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/main.rs:74:50
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 try!(f.read(&mut buffer).map_err(|e| GifError::Io(e)));
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `GifError::Io`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/main.rs:82:48
[INFO] [stderr]    |
[INFO] [stderr] 82 |         try!(f.read_to_end(&mut bytes).map_err(|e| GifError::Io(e)));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `GifError::Io`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:91:29
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn parse_version(bytes: &[u8; 6]) -> Result<GifVersion, GifError> {
[INFO] [stderr]    |                             ^^^^^^^^ help: consider passing by value instead: `[u8; 6]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:105:16
[INFO] [stderr]     |
[INFO] [stderr] 105 |         bytes: &[u8; 7],
[INFO] [stderr]     |                ^^^^^^^^ help: consider passing by value instead: `[u8; 7]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `(bytes[1] as u16)`
[INFO] [stderr]    --> src/main.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let width = ((bytes[1] as u16) * 1u16 << 8u16) + (bytes[0] as u16);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:107:22
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let width = ((bytes[1] as u16) * 1u16 << 8u16) + (bytes[0] as u16);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: try: `u16::from(bytes[1])`
[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 u16 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:107:58
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let width = ((bytes[1] as u16) * 1u16 << 8u16) + (bytes[0] as u16);
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^ help: try: `u16::from(bytes[0])`
[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: the operation is ineffective. Consider reducing it to `(bytes[3] as u16)`
[INFO] [stderr]    --> src/main.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let height = ((bytes[3] as u16) * 1u16 << 8u16) + (bytes[2] as u16);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u16 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let height = ((bytes[3] as u16) * 1u16 << 8u16) + (bytes[2] as u16);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^ help: try: `u16::from(bytes[3])`
[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 u16 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:108:59
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let height = ((bytes[3] as u16) * 1u16 << 8u16) + (bytes[2] as u16);
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^ help: try: `u16::from(bytes[2])`
[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 seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/main.rs:117:38
[INFO] [stderr]     |
[INFO] [stderr] 117 |           let background_color_index = match has_global_color_table {
[INFO] [stderr]     |  ______________________________________^
[INFO] [stderr] 118 | |             true => Some(bytes[5]),
[INFO] [stderr] 119 | |             _ => None,
[INFO] [stderr] 120 | |         };
[INFO] [stderr]     | |_________^ help: consider using an if/else expression: `if has_global_color_table { Some(bytes[5]) } else { None }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[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/main.rs:136:40
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn parse_global_color_table(table: &Vec<u8>) -> Vec<Color> {
[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 0.97s
[INFO] running `"docker" "inspect" "67727bc2bee8f9b4657c7bd7ca83988ec6e5b59750a5f05c46f9373bd4a26d2f"`
[INFO] running `"docker" "rm" "-f" "67727bc2bee8f9b4657c7bd7ca83988ec6e5b59750a5f05c46f9373bd4a26d2f"`
[INFO] [stdout] 67727bc2bee8f9b4657c7bd7ca83988ec6e5b59750a5f05c46f9373bd4a26d2f