[INFO] updating cached repository tylerreisinger/rust-fractal-generator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tylerreisinger/rust-fractal-generator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tylerreisinger/rust-fractal-generator" "work/ex/clippy-test-run/sources/stable/gh/tylerreisinger/rust-fractal-generator"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/tylerreisinger/rust-fractal-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tylerreisinger/rust-fractal-generator" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tylerreisinger/rust-fractal-generator"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tylerreisinger/rust-fractal-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6bde03e8e8e31b9e2b75ab4424ce480e2f401ce0
[INFO] sha for GitHub repo tylerreisinger/rust-fractal-generator: 6bde03e8e8e31b9e2b75ab4424ce480e2f401ce0
[INFO] validating manifest of tylerreisinger/rust-fractal-generator 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 tylerreisinger/rust-fractal-generator 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 tylerreisinger/rust-fractal-generator
[INFO] finished frobbing tylerreisinger/rust-fractal-generator
[INFO] frobbed toml for tylerreisinger/rust-fractal-generator written to work/ex/clippy-test-run/sources/stable/gh/tylerreisinger/rust-fractal-generator/Cargo.toml
[INFO] started frobbing tylerreisinger/rust-fractal-generator
[INFO] finished frobbing tylerreisinger/rust-fractal-generator
[INFO] frobbed toml for tylerreisinger/rust-fractal-generator written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tylerreisinger/rust-fractal-generator/Cargo.toml
[INFO] crate tylerreisinger/rust-fractal-generator 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 tylerreisinger/rust-fractal-generator 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/tylerreisinger/rust-fractal-generator:/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] 6a53ec9de2d1f34feea0236f72b05fff36e0de2efe01382c1e5eafc93055b33a
[INFO] running `"docker" "start" "-a" "6a53ec9de2d1f34feea0236f72b05fff36e0de2efe01382c1e5eafc93055b33a"`
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking num_cpus v1.2.0
[INFO] [stderr]     Checking num-complex v0.1.35
[INFO] [stderr]     Checking gif v0.9.0
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking num-bigint v0.1.35
[INFO] [stderr]     Checking rayon v0.5.0
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]     Checking num-rational v0.1.35
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]     Checking jpeg-decoder v0.1.9
[INFO] [stderr]     Checking enum_primitive v0.1.0
[INFO] [stderr]     Checking flate2 v0.2.14
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]     Checking fractal v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/grid.rs:44:14
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Grid{left: left, top: top, right: right, bottom: bottom,
[INFO] [stderr]    |              ^^^^^^^^^^ help: replace it with: `left`
[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/grid.rs:44:26
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Grid{left: left, top: top, right: right, bottom: bottom,
[INFO] [stderr]    |                          ^^^^^^^^ help: replace it with: `top`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/grid.rs:44:36
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Grid{left: left, top: top, right: right, bottom: bottom,
[INFO] [stderr]    |                                    ^^^^^^^^^^^^ help: replace it with: `right`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/grid.rs:44:50
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Grid{left: left, top: top, right: right, bottom: bottom,
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^ help: replace it with: `bottom`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/grid.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             cells_x: cells_x, cells_y: cells_y}
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `cells_x`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/grid.rs:46:31
[INFO] [stderr]    |
[INFO] [stderr] 46 |             cells_x: cells_x, cells_y: cells_y}
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^ help: replace it with: `cells_y`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/grid.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |         GridIter{grid: grid, x: first_cell.0, y: first_cell.1}
[INFO] [stderr]     |                  ^^^^^^^^^^ help: replace it with: `grid`
[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/grid.rs:110:18
[INFO] [stderr]     |
[INFO] [stderr] 110 |         GridIter{grid: grid, x: x, y: y}
[INFO] [stderr]     |                  ^^^^^^^^^^ help: replace it with: `grid`
[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/grid.rs:110:30
[INFO] [stderr]     |
[INFO] [stderr] 110 |         GridIter{grid: grid, x: x, y: y}
[INFO] [stderr]     |                              ^^^^ help: replace it with: `x`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/grid.rs:110:36
[INFO] [stderr]     |
[INFO] [stderr] 110 |         GridIter{grid: grid, x: x, y: y}
[INFO] [stderr]     |                                    ^^^^ help: replace it with: `y`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/grid.rs:142:19
[INFO] [stderr]     |
[INFO] [stderr] 142 |         GridStrip{start: start, height: height}
[INFO] [stderr]     |                   ^^^^^^^^^^^^ help: replace it with: `start`
[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/grid.rs:142:33
[INFO] [stderr]     |
[INFO] [stderr] 142 |         GridStrip{start: start, 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/grid.rs:157:23
[INFO] [stderr]     |
[INFO] [stderr] 157 |         GridStripIter{grid: grid, grid_strip: strip, grid_iter: grid_iter}
[INFO] [stderr]     |                       ^^^^^^^^^^ help: replace it with: `grid`
[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/grid.rs:157:54
[INFO] [stderr]     |
[INFO] [stderr] 157 |         GridStripIter{grid: grid, grid_strip: strip, grid_iter: grid_iter}
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `grid_iter`
[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/grid.rs:184:19
[INFO] [stderr]     |
[INFO] [stderr] 184 |         StripIter{grid: grid, strip_height: strip_height, cur_pos: start_pos}
[INFO] [stderr]     |                   ^^^^^^^^^^ help: replace it with: `grid`
[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/grid.rs:184:31
[INFO] [stderr]     |
[INFO] [stderr] 184 |         StripIter{grid: grid, strip_height: strip_height, cur_pos: start_pos}
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `strip_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/mandelbrot.rs:12:20
[INFO] [stderr]    |
[INFO] [stderr] 12 |         Mandelbrot{iter_limit: iter_limit}
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `iter_limit`
[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/fractal.rs:24:25
[INFO] [stderr]    |
[INFO] [stderr] 24 |         FractalExecutor{fractal_impl: fractal_impl, cycle_detector: cycle_detector}
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `fractal_impl`
[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/fractal.rs:24:53
[INFO] [stderr]    |
[INFO] [stderr] 24 |         FractalExecutor{fractal_impl: fractal_impl, cycle_detector: cycle_detector}
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `cycle_detector`
[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/runner.rs:88:31
[INFO] [stderr]    |
[INFO] [stderr] 88 |         SyncronousRunner::<T>{fractal: fractal}
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^ help: replace it with: `fractal`
[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/runner.rs:110:29
[INFO] [stderr]     |
[INFO] [stderr] 110 |         MultiThreadedRunner{fractal: fractal, num_threads: num_threads} 
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^ help: replace it with: `fractal`
[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/runner.rs:110:47
[INFO] [stderr]     |
[INFO] [stderr] 110 |         MultiThreadedRunner{fractal: fractal, num_threads: num_threads} 
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `num_threads`
[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/render/grayscale.rs:14:34
[INFO] [stderr]    |
[INFO] [stderr] 14 |         GrayscaleFractalRenderer{mapper: mapper}
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^ help: replace it with: `mapper`
[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/render/map.rs:41:22
[INFO] [stderr]    |
[INFO] [stderr] 41 |         LinearMapper{max_iter: max_iter}
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^ help: replace it with: `max_iter`
[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/render/map.rs:59:37
[INFO] [stderr]    |
[INFO] [stderr] 59 |         MappingResult{values: vals, width: width, height: height}
[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/render/map.rs:59:51
[INFO] [stderr]    |
[INFO] [stderr] 59 |         MappingResult{values: vals, width: width, 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/render/map.rs:68:31
[INFO] [stderr]    |
[INFO] [stderr] 68 |         HistogramLinearMapper{max_iter: max_iter}
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^ help: replace it with: `max_iter`
[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/render/map.rs:105:39
[INFO] [stderr]     |
[INFO] [stderr] 105 |         MappingResult{values: output, width: width, height: height}
[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/render/map.rs:105:53
[INFO] [stderr]     |
[INFO] [stderr] 105 |         MappingResult{values: output, width: width, 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/render/map.rs:111:27
[INFO] [stderr]     |
[INFO] [stderr] 111 |         LogarithmicMapper{max_iter: max_iter, strength: strength}
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^ help: replace it with: `max_iter`
[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/render/map.rs:111:47
[INFO] [stderr]     |
[INFO] [stderr] 111 |         LogarithmicMapper{max_iter: max_iter, strength: strength}
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^ help: replace it with: `strength`
[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/render/map.rs:134:37
[INFO] [stderr]     |
[INFO] [stderr] 134 |         MappingResult{values: vals, width: width, height: height}
[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/render/map.rs:134:51
[INFO] [stderr]     |
[INFO] [stderr] 134 |         MappingResult{values: vals, width: width, 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/render/map.rs:140:25
[INFO] [stderr]     |
[INFO] [stderr] 140 |         AntialiasMapper{aa_level: aa_level, mapper: mapper}
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^ help: replace it with: `aa_level`
[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/render/map.rs:140:45
[INFO] [stderr]     |
[INFO] [stderr] 140 |         AntialiasMapper{aa_level: aa_level, mapper: mapper}
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^ help: replace it with: `mapper`
[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/grid.rs:44:14
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Grid{left: left, top: top, right: right, bottom: bottom,
[INFO] [stderr]    |              ^^^^^^^^^^ help: replace it with: `left`
[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/grid.rs:44:26
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Grid{left: left, top: top, right: right, bottom: bottom,
[INFO] [stderr]    |                          ^^^^^^^^ help: replace it with: `top`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/grid.rs:44:36
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Grid{left: left, top: top, right: right, bottom: bottom,
[INFO] [stderr]    |                                    ^^^^^^^^^^^^ help: replace it with: `right`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/grid.rs:44:50
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Grid{left: left, top: top, right: right, bottom: bottom,
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^ help: replace it with: `bottom`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/grid.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |             cells_x: cells_x, cells_y: cells_y}
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `cells_x`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/grid.rs:46:31
[INFO] [stderr]    |
[INFO] [stderr] 46 |             cells_x: cells_x, cells_y: cells_y}
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^ help: replace it with: `cells_y`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/grid.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |         GridIter{grid: grid, x: first_cell.0, y: first_cell.1}
[INFO] [stderr]     |                  ^^^^^^^^^^ help: replace it with: `grid`
[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/grid.rs:110:18
[INFO] [stderr]     |
[INFO] [stderr] 110 |         GridIter{grid: grid, x: x, y: y}
[INFO] [stderr]     |                  ^^^^^^^^^^ help: replace it with: `grid`
[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/grid.rs:110:30
[INFO] [stderr]     |
[INFO] [stderr] 110 |         GridIter{grid: grid, x: x, y: y}
[INFO] [stderr]     |                              ^^^^ help: replace it with: `x`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/grid.rs:110:36
[INFO] [stderr]     |
[INFO] [stderr] 110 |         GridIter{grid: grid, x: x, y: y}
[INFO] [stderr]     |                                    ^^^^ help: replace it with: `y`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/grid.rs:142:19
[INFO] [stderr]     |
[INFO] [stderr] 142 |         GridStrip{start: start, height: height}
[INFO] [stderr]     |                   ^^^^^^^^^^^^ help: replace it with: `start`
[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/grid.rs:142:33
[INFO] [stderr]     |
[INFO] [stderr] 142 |         GridStrip{start: start, 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/grid.rs:157:23
[INFO] [stderr]     |
[INFO] [stderr] 157 |         GridStripIter{grid: grid, grid_strip: strip, grid_iter: grid_iter}
[INFO] [stderr]     |                       ^^^^^^^^^^ help: replace it with: `grid`
[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/grid.rs:157:54
[INFO] [stderr]     |
[INFO] [stderr] 157 |         GridStripIter{grid: grid, grid_strip: strip, grid_iter: grid_iter}
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `grid_iter`
[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/grid.rs:184:19
[INFO] [stderr]     |
[INFO] [stderr] 184 |         StripIter{grid: grid, strip_height: strip_height, cur_pos: start_pos}
[INFO] [stderr]     |                   ^^^^^^^^^^ help: replace it with: `grid`
[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/grid.rs:184:31
[INFO] [stderr]     |
[INFO] [stderr] 184 |         StripIter{grid: grid, strip_height: strip_height, cur_pos: start_pos}
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `strip_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/mandelbrot.rs:12:20
[INFO] [stderr]    |
[INFO] [stderr] 12 |         Mandelbrot{iter_limit: iter_limit}
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `iter_limit`
[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/fractal.rs:24:25
[INFO] [stderr]    |
[INFO] [stderr] 24 |         FractalExecutor{fractal_impl: fractal_impl, cycle_detector: cycle_detector}
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `fractal_impl`
[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/fractal.rs:24:53
[INFO] [stderr]    |
[INFO] [stderr] 24 |         FractalExecutor{fractal_impl: fractal_impl, cycle_detector: cycle_detector}
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `cycle_detector`
[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/runner.rs:88:31
[INFO] [stderr]    |
[INFO] [stderr] 88 |         SyncronousRunner::<T>{fractal: fractal}
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^ help: replace it with: `fractal`
[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/runner.rs:110:29
[INFO] [stderr]     |
[INFO] [stderr] 110 |         MultiThreadedRunner{fractal: fractal, num_threads: num_threads} 
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^ help: replace it with: `fractal`
[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/runner.rs:110:47
[INFO] [stderr]     |
[INFO] [stderr] 110 |         MultiThreadedRunner{fractal: fractal, num_threads: num_threads} 
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `num_threads`
[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/render/grayscale.rs:14:34
[INFO] [stderr]    |
[INFO] [stderr] 14 |         GrayscaleFractalRenderer{mapper: mapper}
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^ help: replace it with: `mapper`
[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/render/map.rs:41:22
[INFO] [stderr]    |
[INFO] [stderr] 41 |         LinearMapper{max_iter: max_iter}
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^ help: replace it with: `max_iter`
[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/render/map.rs:59:37
[INFO] [stderr]    |
[INFO] [stderr] 59 |         MappingResult{values: vals, width: width, height: height}
[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/render/map.rs:59:51
[INFO] [stderr]    |
[INFO] [stderr] 59 |         MappingResult{values: vals, width: width, 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/render/map.rs:68:31
[INFO] [stderr]    |
[INFO] [stderr] 68 |         HistogramLinearMapper{max_iter: max_iter}
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^ help: replace it with: `max_iter`
[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/render/map.rs:105:39
[INFO] [stderr]     |
[INFO] [stderr] 105 |         MappingResult{values: output, width: width, height: height}
[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/render/map.rs:105:53
[INFO] [stderr]     |
[INFO] [stderr] 105 |         MappingResult{values: output, width: width, 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/render/map.rs:111:27
[INFO] [stderr]     |
[INFO] [stderr] 111 |         LogarithmicMapper{max_iter: max_iter, strength: strength}
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^ help: replace it with: `max_iter`
[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/render/map.rs:111:47
[INFO] [stderr]     |
[INFO] [stderr] 111 |         LogarithmicMapper{max_iter: max_iter, strength: strength}
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^ help: replace it with: `strength`
[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/render/map.rs:134:37
[INFO] [stderr]     |
[INFO] [stderr] 134 |         MappingResult{values: vals, width: width, height: height}
[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/render/map.rs:134:51
[INFO] [stderr]     |
[INFO] [stderr] 134 |         MappingResult{values: vals, width: width, 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/render/map.rs:140:25
[INFO] [stderr]     |
[INFO] [stderr] 140 |         AntialiasMapper{aa_level: aa_level, mapper: mapper}
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^ help: replace it with: `aa_level`
[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/render/map.rs:140:45
[INFO] [stderr]     |
[INFO] [stderr] 140 |         AntialiasMapper{aa_level: aa_level, mapper: mapper}
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^ help: replace it with: `mapper`
[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/runner.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |                 return thread_worker(fractal, grid_copy, rx, row_sender);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `thread_worker(fractal, grid_copy, rx, row_sender)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/runner.rs:197:9
[INFO] [stderr]     |
[INFO] [stderr] 197 |         values
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/runner.rs:195:22
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let values = self.execute_workers(grid);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/runner.rs:134:17
[INFO] [stderr]     |
[INFO] [stderr] 134 |                 return thread_worker(fractal, grid_copy, rx, row_sender);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `thread_worker(fractal, grid_copy, rx, row_sender)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/runner.rs:197:9
[INFO] [stderr]     |
[INFO] [stderr] 197 |         values
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/runner.rs:195:22
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let values = self.execute_workers(grid);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/grid.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 | /     pub fn iter<'a>(&'a self) -> GridIter<'a> {
[INFO] [stderr] 93 | |         GridIter::new(self)
[INFO] [stderr] 94 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] error: this `if` has identical blocks
[INFO] [stderr]   --> src/mandelbrot.rs:20:68
[INFO] [stderr]    |
[INFO] [stderr] 20 |           } else if (c.re + 1.0)*(c.re + 1.0) + c.im*c.im < 1.0/16.0 {
[INFO] [stderr]    |  ____________________________________________________________________^
[INFO] [stderr] 21 | |             return true;
[INFO] [stderr] 22 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::if_same_then_else)] on by default
[INFO] [stderr] note: same as this
[INFO] [stderr]   --> src/mandelbrot.rs:18:51
[INFO] [stderr]    |
[INFO] [stderr] 18 |           if q*(q + c.re - 0.25) < 0.25 * c.im*c.im {
[INFO] [stderr]    |  ___________________________________________________^
[INFO] [stderr] 19 | |             return true;
[INFO] [stderr] 20 | |         } else if (c.re + 1.0)*(c.re + 1.0) + c.im*c.im < 1.0/16.0 {
[INFO] [stderr]    | |_________^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/render/grayscale.rs:36:47
[INFO] [stderr]    |
[INFO] [stderr] 36 |                         let pixel_val = val * (u8::max_value() as f64);
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(u8::max_value())`
[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: slow zero-filling initialization
[INFO] [stderr]   --> src/render/map.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let mut hist = Vec::with_capacity(max_iter);
[INFO] [stderr]    |                        ---------------------------- help: consider replace allocation with: `vec![0; max_iter]`
[INFO] [stderr] 66 |         hist.resize(max_iter, 0);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::slow_vector_initialization)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#slow_vector_initialization
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/render/map.rs:87:27
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 *state += *item as f64;
[INFO] [stderr]    |                           ^^^^^^^^^^^^ help: try: `f64::from(*item)`
[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/render/map.rs:148:36
[INFO] [stderr]     |
[INFO] [stderr] 148 |         let flt_reduction_factor = (1 << self.aa_level) as f64;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(1 << self.aa_level)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/render/map.rs:176:24
[INFO] [stderr]     |
[INFO] [stderr] 176 |                     if final_value == 1.0*denom {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider comparing them within some error: `(final_value - 1.0*denom).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/render/map.rs:176:24
[INFO] [stderr]     |
[INFO] [stderr] 176 |                     if final_value == 1.0*denom {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `fractal`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/grid.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 | /     pub fn iter<'a>(&'a self) -> GridIter<'a> {
[INFO] [stderr] 93 | |         GridIter::new(self)
[INFO] [stderr] 94 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] error: this `if` has identical blocks
[INFO] [stderr]   --> src/mandelbrot.rs:20:68
[INFO] [stderr]    |
[INFO] [stderr] 20 |           } else if (c.re + 1.0)*(c.re + 1.0) + c.im*c.im < 1.0/16.0 {
[INFO] [stderr]    |  ____________________________________________________________________^
[INFO] [stderr] 21 | |             return true;
[INFO] [stderr] 22 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::if_same_then_else)] on by default
[INFO] [stderr] note: same as this
[INFO] [stderr]   --> src/mandelbrot.rs:18:51
[INFO] [stderr]    |
[INFO] [stderr] 18 |           if q*(q + c.re - 0.25) < 0.25 * c.im*c.im {
[INFO] [stderr]    |  ___________________________________________________^
[INFO] [stderr] 19 | |             return true;
[INFO] [stderr] 20 | |         } else if (c.re + 1.0)*(c.re + 1.0) + c.im*c.im < 1.0/16.0 {
[INFO] [stderr]    | |_________^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/render/grayscale.rs:36:47
[INFO] [stderr]    |
[INFO] [stderr] 36 |                         let pixel_val = val * (u8::max_value() as f64);
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(u8::max_value())`
[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: slow zero-filling initialization
[INFO] [stderr]   --> src/render/map.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let mut hist = Vec::with_capacity(max_iter);
[INFO] [stderr]    |                        ---------------------------- help: consider replace allocation with: `vec![0; max_iter]`
[INFO] [stderr] 66 |         hist.resize(max_iter, 0);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::slow_vector_initialization)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#slow_vector_initialization
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/render/map.rs:87:27
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 *state += *item as f64;
[INFO] [stderr]    |                           ^^^^^^^^^^^^ help: try: `f64::from(*item)`
[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/render/map.rs:148:36
[INFO] [stderr]     |
[INFO] [stderr] 148 |         let flt_reduction_factor = (1 << self.aa_level) as f64;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(1 << self.aa_level)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/render/map.rs:176:24
[INFO] [stderr]     |
[INFO] [stderr] 176 |                     if final_value == 1.0*denom {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider comparing them within some error: `(final_value - 1.0*denom).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/render/map.rs:176:24
[INFO] [stderr]     |
[INFO] [stderr] 176 |                     if final_value == 1.0*denom {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `fractal`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6a53ec9de2d1f34feea0236f72b05fff36e0de2efe01382c1e5eafc93055b33a"`
[INFO] running `"docker" "rm" "-f" "6a53ec9de2d1f34feea0236f72b05fff36e0de2efe01382c1e5eafc93055b33a"`
[INFO] [stdout] 6a53ec9de2d1f34feea0236f72b05fff36e0de2efe01382c1e5eafc93055b33a