[INFO] updating cached repository MattsPoche/game-of-life
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MattsPoche/game-of-life
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MattsPoche/game-of-life" "work/ex/clippy-test-run/sources/stable/gh/MattsPoche/game-of-life"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/MattsPoche/game-of-life'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MattsPoche/game-of-life" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/MattsPoche/game-of-life"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/MattsPoche/game-of-life'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c6373b3cb8ec54aaf60ba86502c53b06c37650d0
[INFO] sha for GitHub repo MattsPoche/game-of-life: c6373b3cb8ec54aaf60ba86502c53b06c37650d0
[INFO] validating manifest of MattsPoche/game-of-life 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 MattsPoche/game-of-life 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 MattsPoche/game-of-life
[INFO] finished frobbing MattsPoche/game-of-life
[INFO] frobbed toml for MattsPoche/game-of-life written to work/ex/clippy-test-run/sources/stable/gh/MattsPoche/game-of-life/Cargo.toml
[INFO] started frobbing MattsPoche/game-of-life
[INFO] finished frobbing MattsPoche/game-of-life
[INFO] frobbed toml for MattsPoche/game-of-life written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/MattsPoche/game-of-life/Cargo.toml
[INFO] crate MattsPoche/game-of-life 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 MattsPoche/game-of-life against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/MattsPoche/game-of-life:/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] fe0e7eb47bc8c59113143a2cf859d5fe85c66188b7fa29952cf0c97fa73f7a1b
[INFO] running `"docker" "start" "-a" "fe0e7eb47bc8c59113143a2cf859d5fe85c66188b7fa29952cf0c97fa73f7a1b"`
[INFO] [stderr]    Compiling wayland-scanner v0.21.7
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking wayland-sys v0.21.7
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking wayland-commons v0.21.7
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]    Compiling wayland-client v0.21.7
[INFO] [stderr]    Compiling wayland-protocols v0.21.7
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.57.0
[INFO] [stderr]     Checking pistoncore-window v0.34.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.39.0
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.2
[INFO] [stderr]     Checking winit v0.18.0
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking game_of_life v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead
[INFO] [stderr]    --> src/lib.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |         print!("\n");
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::print_with_newline)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead
[INFO] [stderr]    --> src/lib.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |         print!("\n");
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::print_with_newline)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]   --> src/lib.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 | /             if x + 1 < world[y_n].len() {
[INFO] [stderr] 56 | |                 if world[y_n][x + 1] {
[INFO] [stderr] 57 | |                     count = count + 1;
[INFO] [stderr] 58 | |                 }
[INFO] [stderr] 59 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 55 |             if x + 1 < world[y_n].len() && world[y_n][x + 1] {
[INFO] [stderr] 56 |     count = count + 1;
[INFO] [stderr] 57 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]   --> src/lib.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 | /     if x + 1 < world[y].len() {
[INFO] [stderr] 76 | |         if world[y][x + 1] {
[INFO] [stderr] 77 | |             count = count + 1;
[INFO] [stderr] 78 | |         }
[INFO] [stderr] 79 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 75 |     if x + 1 < world[y].len() && world[y][x + 1] {
[INFO] [stderr] 76 |     count = count + 1;
[INFO] [stderr] 77 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]   --> src/lib.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 | /     if y + 1 < world.len() {
[INFO] [stderr] 95 | |         if world[y + 1][x] {
[INFO] [stderr] 96 | |             count = count + 1;
[INFO] [stderr] 97 | |         }
[INFO] [stderr] 98 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 94 |     if y + 1 < world.len() && world[y + 1][x] {
[INFO] [stderr] 95 |     count = count + 1;
[INFO] [stderr] 96 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 | /     if y + 1 < world.len() {
[INFO] [stderr] 102 | |         if x + 1 < world[y + 1].len() {
[INFO] [stderr] 103 | |             if world[y + 1][x + 1] {
[INFO] [stderr] 104 | |                 count = count + 1;
[INFO] [stderr] 105 | |             }
[INFO] [stderr] 106 | |         }
[INFO] [stderr] 107 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 101 |     if y + 1 < world.len() && x + 1 < world[y + 1].len() {
[INFO] [stderr] 102 |     if world[y + 1][x + 1] {
[INFO] [stderr] 103 |         count = count + 1;
[INFO] [stderr] 104 |     }
[INFO] [stderr] 105 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:102:9
[INFO] [stderr]     |
[INFO] [stderr] 102 | /         if x + 1 < world[y + 1].len() {
[INFO] [stderr] 103 | |             if world[y + 1][x + 1] {
[INFO] [stderr] 104 | |                 count = count + 1;
[INFO] [stderr] 105 | |             }
[INFO] [stderr] 106 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 102 |         if x + 1 < world[y + 1].len() && world[y + 1][x + 1] {
[INFO] [stderr] 103 |     count = count + 1;
[INFO] [stderr] 104 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:124:17
[INFO] [stderr]     |
[INFO] [stderr] 124 | /                 if num_neighbors < 2 {
[INFO] [stderr] 125 | |                     if world[y][x] {
[INFO] [stderr] 126 | |                         change_list.push((x, y));
[INFO] [stderr] 127 | |                     }
[INFO] [stderr] 128 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 if num_neighbors < 2 && world[y][x] {
[INFO] [stderr] 125 |     change_list.push((x, y));
[INFO] [stderr] 126 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 | /                 if num_neighbors == 2 || num_neighbors == 3 {
[INFO] [stderr] 131 | |                     if !world[y][x] {
[INFO] [stderr] 132 | |                         change_list.push((x, y));
[INFO] [stderr] 133 | |                     }
[INFO] [stderr] 134 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 if (num_neighbors == 2 || num_neighbors == 3) && !world[y][x] {
[INFO] [stderr] 131 |     change_list.push((x, y));
[INFO] [stderr] 132 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 | /                 if num_neighbors > 3 {
[INFO] [stderr] 137 | |                     if world[y][x] {
[INFO] [stderr] 138 | |                         change_list.push((x, y));
[INFO] [stderr] 139 | |                     }
[INFO] [stderr] 140 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 if num_neighbors > 3 && world[y][x] {
[INFO] [stderr] 137 |     change_list.push((x, y));
[INFO] [stderr] 138 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:143:17
[INFO] [stderr]     |
[INFO] [stderr] 143 | /                 if num_neighbors == 3 {
[INFO] [stderr] 144 | |                     if !world[y][x] {
[INFO] [stderr] 145 | |                         change_list.push((x, y));
[INFO] [stderr] 146 | |                     }
[INFO] [stderr] 147 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 143 |                 if num_neighbors == 3 && !world[y][x] {
[INFO] [stderr] 144 |     change_list.push((x, y));
[INFO] [stderr] 145 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/lib.rs:5:60
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn insert_pattern(world: &mut Vec<Vec<bool>>, pattern: &Vec<Vec<bool>>, x: usize, y: usize) {
[INFO] [stderr]   |                                                            ^^^^^^^^^^^^^^^ help: change this to: `&[Vec<bool>]`
[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: this if statement can be collapsed
[INFO] [stderr]   --> src/lib.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 | /             if x + 1 < world[y_n].len() {
[INFO] [stderr] 56 | |                 if world[y_n][x + 1] {
[INFO] [stderr] 57 | |                     count = count + 1;
[INFO] [stderr] 58 | |                 }
[INFO] [stderr] 59 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 55 |             if x + 1 < world[y_n].len() && world[y_n][x + 1] {
[INFO] [stderr] 56 |     count = count + 1;
[INFO] [stderr] 57 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: it looks like you're manually copying between slices
[INFO] [stderr]  --> src/lib.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 |         for j in 0..pattern[i].len() {
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^ help: try replacing the loop by: `world[y + i][x..(pattern[i].len() + x)].clone_from_slice(&pattern[i][..])`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::manual_memcpy)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/lib.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn get_alive_cells(world: &Vec<Vec<bool>>) -> Vec<(usize, usize)> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^ help: change this to: `&[Vec<bool>]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `y` is used to index `world`
[INFO] [stderr]   --> src/lib.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 |     for y in 0..world.len() {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 16 |     for (y, <item>) in world.iter().enumerate() {
[INFO] [stderr]    |         ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/lib.rs:27:39
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn get_num_alive_neighbors(world: &Vec<Vec<bool>>, x: usize, y: usize) -> u32 {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^ help: change this to: `&[Vec<bool>]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]   --> src/lib.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 | /     if x + 1 < world[y].len() {
[INFO] [stderr] 76 | |         if world[y][x + 1] {
[INFO] [stderr] 77 | |             count = count + 1;
[INFO] [stderr] 78 | |         }
[INFO] [stderr] 79 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 75 |     if x + 1 < world[y].len() && world[y][x + 1] {
[INFO] [stderr] 76 |     count = count + 1;
[INFO] [stderr] 77 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]   --> src/lib.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 | /     if y + 1 < world.len() {
[INFO] [stderr] 95 | |         if world[y + 1][x] {
[INFO] [stderr] 96 | |             count = count + 1;
[INFO] [stderr] 97 | |         }
[INFO] [stderr] 98 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 94 |     if y + 1 < world.len() && world[y + 1][x] {
[INFO] [stderr] 95 |     count = count + 1;
[INFO] [stderr] 96 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 | /     if y + 1 < world.len() {
[INFO] [stderr] 102 | |         if x + 1 < world[y + 1].len() {
[INFO] [stderr] 103 | |             if world[y + 1][x + 1] {
[INFO] [stderr] 104 | |                 count = count + 1;
[INFO] [stderr] 105 | |             }
[INFO] [stderr] 106 | |         }
[INFO] [stderr] 107 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 101 |     if y + 1 < world.len() && x + 1 < world[y + 1].len() {
[INFO] [stderr] 102 |     if world[y + 1][x + 1] {
[INFO] [stderr] 103 |         count = count + 1;
[INFO] [stderr] 104 |     }
[INFO] [stderr] 105 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:102:9
[INFO] [stderr]     |
[INFO] [stderr] 102 | /         if x + 1 < world[y + 1].len() {
[INFO] [stderr] 103 | |             if world[y + 1][x + 1] {
[INFO] [stderr] 104 | |                 count = count + 1;
[INFO] [stderr] 105 | |             }
[INFO] [stderr] 106 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 102 |         if x + 1 < world[y + 1].len() && world[y + 1][x + 1] {
[INFO] [stderr] 103 |     count = count + 1;
[INFO] [stderr] 104 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:124:17
[INFO] [stderr]     |
[INFO] [stderr] 124 | /                 if num_neighbors < 2 {
[INFO] [stderr] 125 | |                     if world[y][x] {
[INFO] [stderr] 126 | |                         change_list.push((x, y));
[INFO] [stderr] 127 | |                     }
[INFO] [stderr] 128 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 if num_neighbors < 2 && world[y][x] {
[INFO] [stderr] 125 |     change_list.push((x, y));
[INFO] [stderr] 126 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:130:17
[INFO] [stderr]     |
[INFO] [stderr] 130 | /                 if num_neighbors == 2 || num_neighbors == 3 {
[INFO] [stderr] 131 | |                     if !world[y][x] {
[INFO] [stderr] 132 | |                         change_list.push((x, y));
[INFO] [stderr] 133 | |                     }
[INFO] [stderr] 134 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 if (num_neighbors == 2 || num_neighbors == 3) && !world[y][x] {
[INFO] [stderr] 131 |     change_list.push((x, y));
[INFO] [stderr] 132 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 | /                 if num_neighbors > 3 {
[INFO] [stderr] 137 | |                     if world[y][x] {
[INFO] [stderr] 138 | |                         change_list.push((x, y));
[INFO] [stderr] 139 | |                     }
[INFO] [stderr] 140 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 136 |                 if num_neighbors > 3 && world[y][x] {
[INFO] [stderr] 137 |     change_list.push((x, y));
[INFO] [stderr] 138 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/lib.rs:143:17
[INFO] [stderr]     |
[INFO] [stderr] 143 | /                 if num_neighbors == 3 {
[INFO] [stderr] 144 | |                     if !world[y][x] {
[INFO] [stderr] 145 | |                         change_list.push((x, y));
[INFO] [stderr] 146 | |                     }
[INFO] [stderr] 147 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 143 |                 if num_neighbors == 3 && !world[y][x] {
[INFO] [stderr] 144 |     change_list.push((x, y));
[INFO] [stderr] 145 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | /     match y.checked_sub(1) {
[INFO] [stderr] 31 | |         Some(y_n) => match x.checked_sub(1) {
[INFO] [stderr] 32 | |             Some(x_n) => {
[INFO] [stderr] 33 | |                 if world[y_n][x_n] {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |         None => {}
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 30 |     if let Some(y_n) = y.checked_sub(1) { match x.checked_sub(1) {
[INFO] [stderr] 31 |     Some(x_n) => {
[INFO] [stderr] 32 |         if world[y_n][x_n] {
[INFO] [stderr] 33 |             count = count + 1;
[INFO] [stderr] 34 |         }
[INFO] [stderr] 35 |     }
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |           Some(y_n) => match x.checked_sub(1) {
[INFO] [stderr]    |  ______________________^
[INFO] [stderr] 32 | |             Some(x_n) => {
[INFO] [stderr] 33 | |                 if world[y_n][x_n] {
[INFO] [stderr] 34 | |                     count = count + 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 37 | |             None => {}
[INFO] [stderr] 38 | |         },
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 31 |         Some(y_n) => if let Some(x_n) = x.checked_sub(1) {
[INFO] [stderr] 32 |     if world[y_n][x_n] {
[INFO] [stderr] 33 |         count = count + 1;
[INFO] [stderr] 34 |     }
[INFO] [stderr] 35 | },
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:34:21
[INFO] [stderr]    |
[INFO] [stderr] 34 |                     count = count + 1;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | /     match y.checked_sub(1) {
[INFO] [stderr] 44 | |         Some(y_n) => {
[INFO] [stderr] 45 | |             if world[y_n][x] {
[INFO] [stderr] 46 | |                 count = count + 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 49 | |         None => {}
[INFO] [stderr] 50 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 43 |     if let Some(y_n) = y.checked_sub(1) {
[INFO] [stderr] 44 |     if world[y_n][x] {
[INFO] [stderr] 45 |         count = count + 1;
[INFO] [stderr] 46 |     }
[INFO] [stderr] 47 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 count = count + 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | /     match y.checked_sub(1) {
[INFO] [stderr] 54 | |         Some(y_n) => {
[INFO] [stderr] 55 | |             if x + 1 < world[y_n].len() {
[INFO] [stderr] 56 | |                 if world[y_n][x + 1] {
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |         None => {}
[INFO] [stderr] 62 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 53 |     if let Some(y_n) = y.checked_sub(1) {
[INFO] [stderr] 54 |     if x + 1 < world[y_n].len() {
[INFO] [stderr] 55 |         if world[y_n][x + 1] {
[INFO] [stderr] 56 |             count = count + 1;
[INFO] [stderr] 57 |         }
[INFO] [stderr] 58 |     }
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:57:21
[INFO] [stderr]    |
[INFO] [stderr] 57 |                     count = count + 1;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 | /     match x.checked_sub(1) {
[INFO] [stderr] 66 | |         Some(x_n) => {
[INFO] [stderr] 67 | |             if world[y][x_n] {
[INFO] [stderr] 68 | |                 count = count + 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |         None => {}
[INFO] [stderr] 72 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 65 |     if let Some(x_n) = x.checked_sub(1) {
[INFO] [stderr] 66 |     if world[y][x_n] {
[INFO] [stderr] 67 |         count = count + 1;
[INFO] [stderr] 68 |     }
[INFO] [stderr] 69 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 count = count + 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |             count = count + 1;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 | /         match x.checked_sub(1) {
[INFO] [stderr] 84 | |             Some(x_n) => {
[INFO] [stderr] 85 | |                 if world[y + 1][x_n] {
[INFO] [stderr] 86 | |                     count = count + 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |             None => {}
[INFO] [stderr] 90 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 83 |         if let Some(x_n) = x.checked_sub(1) {
[INFO] [stderr] 84 |     if world[y + 1][x_n] {
[INFO] [stderr] 85 |         count = count + 1;
[INFO] [stderr] 86 |     }
[INFO] [stderr] 87 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |                     count = count + 1;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:96:13
[INFO] [stderr]    |
[INFO] [stderr] 96 |             count = count + 1;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:104:17
[INFO] [stderr]     |
[INFO] [stderr] 104 |                 count = count + 1;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/lib.rs:161:25
[INFO] [stderr]     |
[INFO] [stderr] 161 | pub fn get_state(world: &Vec<Vec<bool>>) -> (Vec<(usize, usize)>, Vec<(usize, usize)>) {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: change this to: `&[Vec<bool>]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/lib.rs:161:45
[INFO] [stderr]     |
[INFO] [stderr] 161 | pub fn get_state(world: &Vec<Vec<bool>>) -> (Vec<(usize, usize)>, Vec<(usize, usize)>) {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/lib.rs:201:27
[INFO] [stderr]     |
[INFO] [stderr] 201 | pub fn print_world(world: &Vec<Vec<bool>>) {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^ help: change this to: `&[Vec<bool>]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/lib.rs:5:60
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn insert_pattern(world: &mut Vec<Vec<bool>>, pattern: &Vec<Vec<bool>>, x: usize, y: usize) {
[INFO] [stderr]   |                                                            ^^^^^^^^^^^^^^^ help: change this to: `&[Vec<bool>]`
[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: it looks like you're manually copying between slices
[INFO] [stderr]  --> src/lib.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 |         for j in 0..pattern[i].len() {
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^ help: try replacing the loop by: `world[y + i][x..(pattern[i].len() + x)].clone_from_slice(&pattern[i][..])`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::manual_memcpy)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/lib.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn get_alive_cells(world: &Vec<Vec<bool>>) -> Vec<(usize, usize)> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^ help: change this to: `&[Vec<bool>]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `y` is used to index `world`
[INFO] [stderr]   --> src/lib.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 |     for y in 0..world.len() {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 16 |     for (y, <item>) in world.iter().enumerate() {
[INFO] [stderr]    |         ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/lib.rs:27:39
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn get_num_alive_neighbors(world: &Vec<Vec<bool>>, x: usize, y: usize) -> u32 {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^ help: change this to: `&[Vec<bool>]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | /     match y.checked_sub(1) {
[INFO] [stderr] 31 | |         Some(y_n) => match x.checked_sub(1) {
[INFO] [stderr] 32 | |             Some(x_n) => {
[INFO] [stderr] 33 | |                 if world[y_n][x_n] {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |         None => {}
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 30 |     if let Some(y_n) = y.checked_sub(1) { match x.checked_sub(1) {
[INFO] [stderr] 31 |     Some(x_n) => {
[INFO] [stderr] 32 |         if world[y_n][x_n] {
[INFO] [stderr] 33 |             count = count + 1;
[INFO] [stderr] 34 |         }
[INFO] [stderr] 35 |     }
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:31:22
[INFO] [stderr]    |
[INFO] [stderr] 31 |           Some(y_n) => match x.checked_sub(1) {
[INFO] [stderr]    |  ______________________^
[INFO] [stderr] 32 | |             Some(x_n) => {
[INFO] [stderr] 33 | |                 if world[y_n][x_n] {
[INFO] [stderr] 34 | |                     count = count + 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 37 | |             None => {}
[INFO] [stderr] 38 | |         },
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 31 |         Some(y_n) => if let Some(x_n) = x.checked_sub(1) {
[INFO] [stderr] 32 |     if world[y_n][x_n] {
[INFO] [stderr] 33 |         count = count + 1;
[INFO] [stderr] 34 |     }
[INFO] [stderr] 35 | },
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:34:21
[INFO] [stderr]    |
[INFO] [stderr] 34 |                     count = count + 1;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | /     match y.checked_sub(1) {
[INFO] [stderr] 44 | |         Some(y_n) => {
[INFO] [stderr] 45 | |             if world[y_n][x] {
[INFO] [stderr] 46 | |                 count = count + 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 49 | |         None => {}
[INFO] [stderr] 50 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 43 |     if let Some(y_n) = y.checked_sub(1) {
[INFO] [stderr] 44 |     if world[y_n][x] {
[INFO] [stderr] 45 |         count = count + 1;
[INFO] [stderr] 46 |     }
[INFO] [stderr] 47 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 count = count + 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | /     match y.checked_sub(1) {
[INFO] [stderr] 54 | |         Some(y_n) => {
[INFO] [stderr] 55 | |             if x + 1 < world[y_n].len() {
[INFO] [stderr] 56 | |                 if world[y_n][x + 1] {
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |         None => {}
[INFO] [stderr] 62 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 53 |     if let Some(y_n) = y.checked_sub(1) {
[INFO] [stderr] 54 |     if x + 1 < world[y_n].len() {
[INFO] [stderr] 55 |         if world[y_n][x + 1] {
[INFO] [stderr] 56 |             count = count + 1;
[INFO] [stderr] 57 |         }
[INFO] [stderr] 58 |     }
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:57:21
[INFO] [stderr]    |
[INFO] [stderr] 57 |                     count = count + 1;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 | /     match x.checked_sub(1) {
[INFO] [stderr] 66 | |         Some(x_n) => {
[INFO] [stderr] 67 | |             if world[y][x_n] {
[INFO] [stderr] 68 | |                 count = count + 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |         None => {}
[INFO] [stderr] 72 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 65 |     if let Some(x_n) = x.checked_sub(1) {
[INFO] [stderr] 66 |     if world[y][x_n] {
[INFO] [stderr] 67 |         count = count + 1;
[INFO] [stderr] 68 |     }
[INFO] [stderr] 69 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 count = count + 1;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |             count = count + 1;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/lib.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 | /         match x.checked_sub(1) {
[INFO] [stderr] 84 | |             Some(x_n) => {
[INFO] [stderr] 85 | |                 if world[y + 1][x_n] {
[INFO] [stderr] 86 | |                     count = count + 1;
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |             None => {}
[INFO] [stderr] 90 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 83 |         if let Some(x_n) = x.checked_sub(1) {
[INFO] [stderr] 84 |     if world[y + 1][x_n] {
[INFO] [stderr] 85 |         count = count + 1;
[INFO] [stderr] 86 |     }
[INFO] [stderr] 87 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |                     count = count + 1;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/lib.rs:96:13
[INFO] [stderr]    |
[INFO] [stderr] 96 |             count = count + 1;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:104:17
[INFO] [stderr]     |
[INFO] [stderr] 104 |                 count = count + 1;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: replace it with: `count += 1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/lib.rs:161:25
[INFO] [stderr]     |
[INFO] [stderr] 161 | pub fn get_state(world: &Vec<Vec<bool>>) -> (Vec<(usize, usize)>, Vec<(usize, usize)>) {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: change this to: `&[Vec<bool>]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/lib.rs:161:45
[INFO] [stderr]     |
[INFO] [stderr] 161 | pub fn get_state(world: &Vec<Vec<bool>>) -> (Vec<(usize, usize)>, Vec<(usize, usize)>) {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/lib.rs:201:27
[INFO] [stderr]     |
[INFO] [stderr] 201 | pub fn print_world(world: &Vec<Vec<bool>>) {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^ help: change this to: `&[Vec<bool>]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead
[INFO] [stderr]    --> src/patterns.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         print!("\n");
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::print_with_newline)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead
[INFO] [stderr]    --> src/patterns.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     print!("\n");
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead
[INFO] [stderr]    --> src/patterns.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         print!("\n");
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::print_with_newline)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead
[INFO] [stderr]    --> src/patterns.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     print!("\n");
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/patterns.rs:95:18
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn matricize(v: &Vec<bool>) {
[INFO] [stderr]    |                  ^ help: consider using `_v` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `matricize`
[INFO] [stderr]   --> src/patterns.rs:95:1
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn matricize(v: &Vec<bool>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[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/patterns.rs:65:18
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub fn rotate(v: &Vec<(usize, usize)>) -> Vec<(usize, usize)> {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[(usize, usize)]`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/patterns.rs:78:22
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub fn get_bounds(v: &Vec<(usize, usize)>) -> (usize, usize) {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[(usize, usize)]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[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/patterns.rs:95:21
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn matricize(v: &Vec<bool>) {
[INFO] [stderr]    |                     ^^^^^^^^^^ help: change this to: `&[bool]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[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/patterns.rs:99:21
[INFO] [stderr]    |
[INFO] [stderr] 99 | pub fn print_vec(v: &Vec<(usize, usize)>) {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[(usize, usize)]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/patterns.rs:101:14
[INFO] [stderr]     |
[INFO] [stderr] 101 |     for y in 0..y_ubound+1 {
[INFO] [stderr]     |              ^^^^^^^^^^^^^ help: use: `0..=y_ubound`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/patterns.rs:102:18
[INFO] [stderr]     |
[INFO] [stderr] 102 |         for x in 0..x_ubound+1 {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^ help: use: `0..=x_ubound`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[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:52:33
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn update(&mut self, _args: &UpdateArgs) {
[INFO] [stderr]    |                                 ^^^^^^^^^^^ help: consider passing by value instead: `UpdateArgs`
[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: unused variable: `v`
[INFO] [stderr]   --> src/patterns.rs:95:18
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn matricize(v: &Vec<bool>) {
[INFO] [stderr]    |                  ^ help: consider using `_v` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `rotate`
[INFO] [stderr]   --> src/patterns.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub fn rotate(v: &Vec<(usize, usize)>) -> Vec<(usize, usize)> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_bounds`
[INFO] [stderr]   --> src/patterns.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub fn get_bounds(v: &Vec<(usize, usize)>) -> (usize, usize) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `matricize`
[INFO] [stderr]   --> src/patterns.rs:95:1
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn matricize(v: &Vec<bool>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_vec`
[INFO] [stderr]   --> src/patterns.rs:99:1
[INFO] [stderr]    |
[INFO] [stderr] 99 | pub fn print_vec(v: &Vec<(usize, usize)>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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/patterns.rs:65:18
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub fn rotate(v: &Vec<(usize, usize)>) -> Vec<(usize, usize)> {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[(usize, usize)]`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/patterns.rs:78:22
[INFO] [stderr]    |
[INFO] [stderr] 78 | pub fn get_bounds(v: &Vec<(usize, usize)>) -> (usize, usize) {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[(usize, usize)]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[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/patterns.rs:95:21
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn matricize(v: &Vec<bool>) {
[INFO] [stderr]    |                     ^^^^^^^^^^ help: change this to: `&[bool]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[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/patterns.rs:99:21
[INFO] [stderr]    |
[INFO] [stderr] 99 | pub fn print_vec(v: &Vec<(usize, usize)>) {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^ help: change this to: `&[(usize, usize)]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/patterns.rs:101:14
[INFO] [stderr]     |
[INFO] [stderr] 101 |     for y in 0..y_ubound+1 {
[INFO] [stderr]     |              ^^^^^^^^^^^^^ help: use: `0..=y_ubound`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/patterns.rs:102:18
[INFO] [stderr]     |
[INFO] [stderr] 102 |         for x in 0..x_ubound+1 {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^ help: use: `0..=x_ubound`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[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:52:33
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn update(&mut self, _args: &UpdateArgs) {
[INFO] [stderr]    |                                 ^^^^^^^^^^^ help: consider passing by value instead: `UpdateArgs`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 41.47s
[INFO] running `"docker" "inspect" "fe0e7eb47bc8c59113143a2cf859d5fe85c66188b7fa29952cf0c97fa73f7a1b"`
[INFO] running `"docker" "rm" "-f" "fe0e7eb47bc8c59113143a2cf859d5fe85c66188b7fa29952cf0c97fa73f7a1b"`
[INFO] [stdout] fe0e7eb47bc8c59113143a2cf859d5fe85c66188b7fa29952cf0c97fa73f7a1b