[INFO] updating cached repository creators/cli.nonograms.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/creators/cli.nonograms.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/creators/cli.nonograms.rs" "work/ex/clippy-test-run/sources/stable/gh/creators/cli.nonograms.rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/creators/cli.nonograms.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/creators/cli.nonograms.rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/creators/cli.nonograms.rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/creators/cli.nonograms.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3430bd2b2990dfbabba0df75d598e3c93d030077
[INFO] sha for GitHub repo creators/cli.nonograms.rs: 3430bd2b2990dfbabba0df75d598e3c93d030077
[INFO] validating manifest of creators/cli.nonograms.rs 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 creators/cli.nonograms.rs 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 creators/cli.nonograms.rs
[INFO] finished frobbing creators/cli.nonograms.rs
[INFO] frobbed toml for creators/cli.nonograms.rs written to work/ex/clippy-test-run/sources/stable/gh/creators/cli.nonograms.rs/Cargo.toml
[INFO] started frobbing creators/cli.nonograms.rs
[INFO] finished frobbing creators/cli.nonograms.rs
[INFO] frobbed toml for creators/cli.nonograms.rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/creators/cli.nonograms.rs/Cargo.toml
[INFO] crate creators/cli.nonograms.rs 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 creators/cli.nonograms.rs against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/creators/cli.nonograms.rs:/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] 820ca4e55fba186c7030c833669a4d197f831c9e775ab27e23ea64be50e9f6ac
[INFO] running `"docker" "start" "-a" "820ca4e55fba186c7030c833669a4d197f831c9e775ab27e23ea64be50e9f6ac"`
[INFO] [stderr]    Compiling nonograms v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]   --> src/term.rs:43:19
[INFO] [stderr]    |
[INFO] [stderr] 43 |     print!("{}[", '\x1B');
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |             template: template,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `template`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |             grid: grid,
[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: using `println!("")`
[INFO] [stderr]    --> src/main.rs:227:13
[INFO] [stderr]     |
[INFO] [stderr] 227 |             println!("");
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]    --> src/main.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 |         println!("");
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: literal with an empty format string
[INFO] [stderr]   --> src/term.rs:43:19
[INFO] [stderr]    |
[INFO] [stderr] 43 |     print!("{}[", '\x1B');
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::print_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_literal
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |             template: template,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `template`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/main.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |             grid: grid,
[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: using `println!("")`
[INFO] [stderr]    --> src/main.rs:227:13
[INFO] [stderr]     |
[INFO] [stderr] 227 |             println!("");
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]    --> src/main.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 |         println!("");
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/main.rs:264:22
[INFO] [stderr]     |
[INFO] [stderr] 264 |                   else {
[INFO] [stderr]     |  ______________________^
[INFO] [stderr] 265 | |                     if point.0 == i && point.1 == cur_y {
[INFO] [stderr] 266 | |                         print!("x ");
[INFO] [stderr] 267 | |                     }
[INFO] [stderr] ...   |
[INFO] [stderr] 270 | |                     }
[INFO] [stderr] 271 | |                 }
[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] 264 |                 else if point.0 == i && point.1 == cur_y {
[INFO] [stderr] 265 |     print!("x ");
[INFO] [stderr] 266 | }
[INFO] [stderr] 267 | else {
[INFO] [stderr] 268 |     print!("  ");
[INFO] [stderr] 269 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/main.rs:264:22
[INFO] [stderr]     |
[INFO] [stderr] 264 |                   else {
[INFO] [stderr]     |  ______________________^
[INFO] [stderr] 265 | |                     if point.0 == i && point.1 == cur_y {
[INFO] [stderr] 266 | |                         print!("x ");
[INFO] [stderr] 267 | |                     }
[INFO] [stderr] ...   |
[INFO] [stderr] 270 | |                     }
[INFO] [stderr] 271 | |                 }
[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] 264 |                 else if point.0 == i && point.1 == cur_y {
[INFO] [stderr] 265 |     print!("x ");
[INFO] [stderr] 266 | }
[INFO] [stderr] 267 | else {
[INFO] [stderr] 268 |     print!("  ");
[INFO] [stderr] 269 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:181:13
[INFO] [stderr]     |
[INFO] [stderr] 181 |         for i in 0..y {
[INFO] [stderr]     |             ^ help: consider using `_i` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/main.rs:194:43
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn draw_x_axis(&self, x:Vec<Vec<u8>>, len:usize, offset:usize) {
[INFO] [stderr]     |                                           ^^^ help: consider using `_len` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `l`
[INFO] [stderr]    --> src/main.rs:224:17
[INFO] [stderr]     |
[INFO] [stderr] 224 |             for l in 0..y.len() {
[INFO] [stderr]     |                 ^ help: consider using `_l` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/main.rs:211:54
[INFO] [stderr]     |
[INFO] [stderr] 211 |     fn draw_y_axis(&self, y:Vec<Vec<u8>>, len:usize, offset:usize) {
[INFO] [stderr]     |                                                      ^^^^^^ help: consider using `_offset` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:175:15
[INFO] [stderr]     |
[INFO] [stderr] 175 |     fn rotate(mut board: Vec<Vec<u8>>) -> Vec<Vec<u8>> {
[INFO] [stderr]     |               ----^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:246:21
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let (mut i, mut j) = self.point.clone();
[INFO] [stderr]     |                     ----^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:181:13
[INFO] [stderr]     |
[INFO] [stderr] 181 |         for i in 0..y {
[INFO] [stderr]     |             ^ help: consider using `_i` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/main.rs:194:43
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn draw_x_axis(&self, x:Vec<Vec<u8>>, len:usize, offset:usize) {
[INFO] [stderr]     |                                           ^^^ help: consider using `_len` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `l`
[INFO] [stderr]    --> src/main.rs:224:17
[INFO] [stderr]     |
[INFO] [stderr] 224 |             for l in 0..y.len() {
[INFO] [stderr]     |                 ^ help: consider using `_l` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/main.rs:211:54
[INFO] [stderr]     |
[INFO] [stderr] 211 |     fn draw_y_axis(&self, y:Vec<Vec<u8>>, len:usize, offset:usize) {
[INFO] [stderr]     |                                                      ^^^^^^ help: consider using `_offset` instead
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/term.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             let _ = unsafe { getch(); };
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_unit_value)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:175:15
[INFO] [stderr]     |
[INFO] [stderr] 175 |     fn rotate(mut board: Vec<Vec<u8>>) -> Vec<Vec<u8>> {
[INFO] [stderr]     |               ----^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] 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/main.rs:88:22
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn axis_x(board: &Vec<Vec<u8>>) -> (Vec<Vec<u8>>, u32) {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^ help: change this to: `&[Vec<u8>]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `y` is only used to index `arr`.
[INFO] [stderr]    --> src/main.rs:118:22
[INFO] [stderr]     |
[INFO] [stderr] 118 |             for y in 0..arr.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] 118 |             for <item> in &arr {
[INFO] [stderr]     |                 ^^^^^^    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:246:21
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let (mut i, mut j) = self.point.clone();
[INFO] [stderr]     |                     ----^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/main.rs:133:22
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn axis_y(board: &Vec<Vec<u8>>) -> (Vec<Vec<u8>>, u32) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: change this to: `&[Vec<u8>]`
[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 `j` is used to index `mirror`
[INFO] [stderr]    --> src/main.rs:185:18
[INFO] [stderr]     |
[INFO] [stderr] 185 |         for j in 0..y {
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr]     |
[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] 185 |         for (j, <item>) in mirror.iter_mut().enumerate().take(y) {
[INFO] [stderr]     |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `x`
[INFO] [stderr]    --> src/main.rs:195:18
[INFO] [stderr]     |
[INFO] [stderr] 195 |         for i in 0..x.len() {
[INFO] [stderr]     |                  ^^^^^^^^^^
[INFO] [stderr]     |
[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] 195 |         for (i, <item>) in x.iter().enumerate() {
[INFO] [stderr]     |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this let-binding has unit value. Consider omitting `let _ =`
[INFO] [stderr]   --> src/term.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |             let _ = unsafe { getch(); };
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::let_unit_value)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:246:30
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let (mut i, mut j) = self.point.clone();
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.point`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:247:25
[INFO] [stderr]     |
[INFO] [stderr] 247 |         let mut cur_y = j.clone();
[INFO] [stderr]     |                         ^^^^^^^^^ help: try removing the `clone` call: `j`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:283:25
[INFO] [stderr]     |
[INFO] [stderr] 283 |         let mut point = self.point.clone();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:286:23
[INFO] [stderr]     |
[INFO] [stderr] 286 |             self.draw(point.clone());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^ help: try removing the `clone` call: `point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: this `.fold` can be written more succinctly using another method
[INFO] [stderr]    --> src/main.rs:335:77
[INFO] [stderr]     |
[INFO] [stderr] 335 |         let tpl_cells = self.template.iter().fold(0, |sum, i| sum + i.iter().fold(0, |sum, i| sum + i));
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `.sum()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_fold)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stderr] 
[INFO] [stderr] warning: this `.fold` can be written more succinctly using another method
[INFO] [stderr]    --> src/main.rs:336:74
[INFO] [stderr]     |
[INFO] [stderr] 336 |         let grid_cells = self.grid.iter().fold(0, |sum, i| sum + i.iter().fold(0, |sum, i| sum + i));
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `.sum()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/main.rs:88:22
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn axis_x(board: &Vec<Vec<u8>>) -> (Vec<Vec<u8>>, u32) {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^ help: change this to: `&[Vec<u8>]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `y` is only used to index `arr`.
[INFO] [stderr]    --> src/main.rs:118:22
[INFO] [stderr]     |
[INFO] [stderr] 118 |             for y in 0..arr.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] 118 |             for <item> in &arr {
[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/main.rs:133:22
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn axis_y(board: &Vec<Vec<u8>>) -> (Vec<Vec<u8>>, u32) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: change this to: `&[Vec<u8>]`
[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 `j` is used to index `mirror`
[INFO] [stderr]    --> src/main.rs:185:18
[INFO] [stderr]     |
[INFO] [stderr] 185 |         for j in 0..y {
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr]     |
[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] 185 |         for (j, <item>) in mirror.iter_mut().enumerate().take(y) {
[INFO] [stderr]     |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `x`
[INFO] [stderr]    --> src/main.rs:195:18
[INFO] [stderr]     |
[INFO] [stderr] 195 |         for i in 0..x.len() {
[INFO] [stderr]     |                  ^^^^^^^^^^
[INFO] [stderr]     |
[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] 195 |         for (i, <item>) in x.iter().enumerate() {
[INFO] [stderr]     |             ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:246:30
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let (mut i, mut j) = self.point.clone();
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.point`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:247:25
[INFO] [stderr]     |
[INFO] [stderr] 247 |         let mut cur_y = j.clone();
[INFO] [stderr]     |                         ^^^^^^^^^ help: try removing the `clone` call: `j`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:283:25
[INFO] [stderr]     |
[INFO] [stderr] 283 |         let mut point = self.point.clone();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `self.point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:286:23
[INFO] [stderr]     |
[INFO] [stderr] 286 |             self.draw(point.clone());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^ help: try removing the `clone` call: `point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: this `.fold` can be written more succinctly using another method
[INFO] [stderr]    --> src/main.rs:335:77
[INFO] [stderr]     |
[INFO] [stderr] 335 |         let tpl_cells = self.template.iter().fold(0, |sum, i| sum + i.iter().fold(0, |sum, i| sum + i));
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `.sum()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_fold)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stderr] 
[INFO] [stderr] warning: this `.fold` can be written more succinctly using another method
[INFO] [stderr]    --> src/main.rs:336:74
[INFO] [stderr]     |
[INFO] [stderr] 336 |         let grid_cells = self.grid.iter().fold(0, |sum, i| sum + i.iter().fold(0, |sum, i| sum + i));
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `.sum()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `"docker" "inspect" "820ca4e55fba186c7030c833669a4d197f831c9e775ab27e23ea64be50e9f6ac"`
[INFO] running `"docker" "rm" "-f" "820ca4e55fba186c7030c833669a4d197f831c9e775ab27e23ea64be50e9f6ac"`
[INFO] [stdout] 820ca4e55fba186c7030c833669a4d197f831c9e775ab27e23ea64be50e9f6ac