[INFO] updating cached repository jac32/snake
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jac32/snake
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jac32/snake" "work/ex/clippy-test-run/sources/stable/gh/jac32/snake"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/jac32/snake'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jac32/snake" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jac32/snake"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jac32/snake'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3cfaf3574516f10434f3e3f9e5925d620b1e6c86
[INFO] sha for GitHub repo jac32/snake: 3cfaf3574516f10434f3e3f9e5925d620b1e6c86
[INFO] validating manifest of jac32/snake 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 jac32/snake 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 jac32/snake
[INFO] finished frobbing jac32/snake
[INFO] frobbed toml for jac32/snake written to work/ex/clippy-test-run/sources/stable/gh/jac32/snake/Cargo.toml
[INFO] started frobbing jac32/snake
[INFO] finished frobbing jac32/snake
[INFO] frobbed toml for jac32/snake written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jac32/snake/Cargo.toml
[INFO] crate jac32/snake 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 jac32/snake against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/jac32/snake:/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] 564121ae3fc90c73db54880f614bef9dc4f3b5410eb092dce4ab3b87a6ccaeb7
[INFO] running `"docker" "start" "-a" "564121ae3fc90c73db54880f614bef9dc4f3b5410eb092dce4ab3b87a6ccaeb7"`
[INFO] [stderr]     Checking termion v1.1.3
[INFO] [stderr]     Checking snake v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |             body: body,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `body`
[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: using `println!("")`
[INFO] [stderr]    --> src/main.rs:199:9
[INFO] [stderr]     |
[INFO] [stderr] 199 |         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: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |             body: body,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `body`
[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: using `println!("")`
[INFO] [stderr]    --> src/main.rs:199:9
[INFO] [stderr]     |
[INFO] [stderr] 199 |         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: unused import: `termion::input::TermRead`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use termion::input::TermRead;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::input::TermRead`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use termion::input::TermRead;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `output_writer`
[INFO] [stderr]   --> src/main.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     output_writer: W,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:36:34
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let y = rng.gen_range(2, WORLD_SIZE as i32);
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^ help: try: `i32::from(WORLD_SIZE)`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn to_screen_coord(&self) -> Point {
[INFO] [stderr]    |                        ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:111:31
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn contains(&self, point: &Point) -> bool {
[INFO] [stderr]     |                               ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/main.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 | /         if self.body.iter().all(|part| { part != point }) {
[INFO] [stderr] 113 | |             false
[INFO] [stderr] 114 | |         } else {
[INFO] [stderr] 115 | |             true
[INFO] [stderr] 116 | |         }
[INFO] [stderr]     | |_________^ help: you can reduce it to: `!self.body.iter().all(|part| { part != point })`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: in an 'if' condition, avoid complex blocks or closures with blocks; instead, move the block or closure higher and bind it with a 'let'
[INFO] [stderr]    --> src/main.rs:112:40
[INFO] [stderr]     |
[INFO] [stderr] 112 |         if self.body.iter().all(|part| { part != point }) {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::block_in_if_condition_stmt)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#block_in_if_condition_stmt
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to i32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:123:14
[INFO] [stderr]     |
[INFO] [stderr] 123 |             (head_x as i32 + offset_x) as u16,
[INFO] [stderr]     |              ^^^^^^^^^^^^^ help: try: `i32::from(head_x)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to i32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:124:14
[INFO] [stderr]     |
[INFO] [stderr] 124 |             (head_y as i32 + offset_y) as u16,
[INFO] [stderr]     |              ^^^^^^^^^^^^^ help: try: `i32::from(head_y)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:172:31
[INFO] [stderr]     |
[INFO] [stderr] 172 |     fn draw_body_piece(piece: &Point) {
[INFO] [stderr]     |                               ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:176:31
[INFO] [stderr]     |
[INFO] [stderr] 176 |     fn draw_food_piece(piece: &Point) {
[INFO] [stderr]     |                               ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:180:48
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn draw_block<C: std::fmt::Display>(piece: &Point, color: C) {
[INFO] [stderr]     |                                                ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `output_writer`
[INFO] [stderr]   --> src/main.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     output_writer: W,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:36:34
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let y = rng.gen_range(2, WORLD_SIZE as i32);
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^ help: try: `i32::from(WORLD_SIZE)`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/main.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn to_screen_coord(&self) -> Point {
[INFO] [stderr]    |                        ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:111:31
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn contains(&self, point: &Point) -> bool {
[INFO] [stderr]     |                               ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/main.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 | /         if self.body.iter().all(|part| { part != point }) {
[INFO] [stderr] 113 | |             false
[INFO] [stderr] 114 | |         } else {
[INFO] [stderr] 115 | |             true
[INFO] [stderr] 116 | |         }
[INFO] [stderr]     | |_________^ help: you can reduce it to: `!self.body.iter().all(|part| { part != point })`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: in an 'if' condition, avoid complex blocks or closures with blocks; instead, move the block or closure higher and bind it with a 'let'
[INFO] [stderr]    --> src/main.rs:112:40
[INFO] [stderr]     |
[INFO] [stderr] 112 |         if self.body.iter().all(|part| { part != point }) {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::block_in_if_condition_stmt)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#block_in_if_condition_stmt
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to i32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:123:14
[INFO] [stderr]     |
[INFO] [stderr] 123 |             (head_x as i32 + offset_x) as u16,
[INFO] [stderr]     |              ^^^^^^^^^^^^^ help: try: `i32::from(head_x)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to i32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:124:14
[INFO] [stderr]     |
[INFO] [stderr] 124 |             (head_y as i32 + offset_y) as u16,
[INFO] [stderr]     |              ^^^^^^^^^^^^^ help: try: `i32::from(head_y)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:172:31
[INFO] [stderr]     |
[INFO] [stderr] 172 |     fn draw_body_piece(piece: &Point) {
[INFO] [stderr]     |                               ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:176:31
[INFO] [stderr]     |
[INFO] [stderr] 176 |     fn draw_food_piece(piece: &Point) {
[INFO] [stderr]     |                               ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:180:48
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn draw_block<C: std::fmt::Display>(piece: &Point, color: C) {
[INFO] [stderr]     |                                                ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `"docker" "inspect" "564121ae3fc90c73db54880f614bef9dc4f3b5410eb092dce4ab3b87a6ccaeb7"`
[INFO] running `"docker" "rm" "-f" "564121ae3fc90c73db54880f614bef9dc4f3b5410eb092dce4ab3b87a6ccaeb7"`
[INFO] [stdout] 564121ae3fc90c73db54880f614bef9dc4f3b5410eb092dce4ab3b87a6ccaeb7