[INFO] crate tui 0.3.0 is already in cache
[INFO] extracting crate tui 0.3.0 into work/ex/clippy-test-run/sources/stable/reg/tui/0.3.0
[INFO] extracting crate tui 0.3.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tui/0.3.0
[INFO] validating manifest of tui-0.3.0 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 tui-0.3.0 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 tui-0.3.0
[INFO] removed 0 missing examples
[INFO] finished frobbing tui-0.3.0
[INFO] frobbed toml for tui-0.3.0 written to work/ex/clippy-test-run/sources/stable/reg/tui/0.3.0/Cargo.toml
[INFO] started frobbing tui-0.3.0
[INFO] removed 0 missing examples
[INFO] finished frobbing tui-0.3.0
[INFO] frobbed toml for tui-0.3.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/tui/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 tui-0.3.0 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/reg/tui/0.3.0:/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] 16a1d27acaf6d17f5871dd74fe0f7388932a22c7d0b61ecc8cb8ab5f441cd598
[INFO] running `"docker" "start" "-a" "16a1d27acaf6d17f5871dd74fe0f7388932a22c7d0b61ecc8cb8ab5f441cd598"`
[INFO] [stderr]     Checking tui v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking stderrlog v0.4.1
[INFO] [stderr] warning: the variable `y` is used as a loop counter. Consider using `for (y, item) in &lines.enumerate()` or similar iterators
[INFO] [stderr]    --> src/buffer.rs:177:21
[INFO] [stderr]     |
[INFO] [stderr] 177 |         for line in &lines {
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::explicit_counter_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/widgets/mod.rs:69:32
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn background(&self, area: &Rect, buf: &mut Buffer, color: Color) {
[INFO] [stderr]    |                                ^^^^^ help: consider passing by value instead: `Rect`
[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: the variable `y` is used as a loop counter. Consider using `for (y, item) in &lines.enumerate()` or similar iterators
[INFO] [stderr]    --> src/buffer.rs:177:21
[INFO] [stderr]     |
[INFO] [stderr] 177 |         for line in &lines {
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::explicit_counter_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/widgets/mod.rs:69:32
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn background(&self, area: &Rect, buf: &mut Buffer, color: Color) {
[INFO] [stderr]    |                                ^^^^^ help: consider passing by value instead: `Rect`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> examples/util/event.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 | /                     match evt {
[INFO] [stderr] 50 | |                         Ok(key) => {
[INFO] [stderr] 51 | |                             if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                         Err(_) => {}
[INFO] [stderr] 59 | |                     }
[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] 49 |                     if let Ok(key) = evt {
[INFO] [stderr] 50 |     if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 51 |         return;
[INFO] [stderr] 52 |     }
[INFO] [stderr] 53 |     if key == config.exit_key {
[INFO] [stderr] 54 |         return;
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> examples/util/event.rs:51:36
[INFO] [stderr]    |
[INFO] [stderr] 51 |                               if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr]    |  _____________________________-      ^^^^^^
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] 53 | |                             }
[INFO] [stderr]    | |_____________________________- help: try this: `if tx.send(Event::Input(key)).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> examples/custom_widget.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 | /         match events.next()? {
[INFO] [stderr] 82 | |             Event::Input(key) => if key == Key::Char('q') {
[INFO] [stderr] 83 | |                 break;
[INFO] [stderr] 84 | |             },
[INFO] [stderr] 85 | |             _ => {}
[INFO] [stderr] 86 | |         }
[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] 81 |         if let Event::Input(key) = events.next()? { if key == Key::Char('q') {
[INFO] [stderr] 82 |     break;
[INFO] [stderr] 83 | } }
[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]   --> examples/util/event.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 | /                     match evt {
[INFO] [stderr] 50 | |                         Ok(key) => {
[INFO] [stderr] 51 | |                             if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                         Err(_) => {}
[INFO] [stderr] 59 | |                     }
[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] 49 |                     if let Ok(key) = evt {
[INFO] [stderr] 50 |     if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 51 |         return;
[INFO] [stderr] 52 |     }
[INFO] [stderr] 53 |     if key == config.exit_key {
[INFO] [stderr] 54 |         return;
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> examples/util/event.rs:51:36
[INFO] [stderr]    |
[INFO] [stderr] 51 |                               if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr]    |  _____________________________-      ^^^^^^
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] 53 | |                             }
[INFO] [stderr]    | |_____________________________- help: try this: `if tx.send(Event::Input(key)).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] error: this .into_iter() call is equivalent to .iter() and will not move the array
[INFO] [stderr]    --> examples/demo.rs:452:23
[INFO] [stderr]     |
[INFO] [stderr] 452 |     Table::new(header.into_iter(), rows)
[INFO] [stderr]     |                       ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::into_iter_on_array)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_array
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `tui`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> examples/util/event.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 | /                     match evt {
[INFO] [stderr] 50 | |                         Ok(key) => {
[INFO] [stderr] 51 | |                             if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                         Err(_) => {}
[INFO] [stderr] 59 | |                     }
[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] 49 |                     if let Ok(key) = evt {
[INFO] [stderr] 50 |     if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 51 |         return;
[INFO] [stderr] 52 |     }
[INFO] [stderr] 53 |     if key == config.exit_key {
[INFO] [stderr] 54 |         return;
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> examples/util/event.rs:51:36
[INFO] [stderr]    |
[INFO] [stderr] 51 |                               if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr]    |  _____________________________-      ^^^^^^
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] 53 | |                             }
[INFO] [stderr]    | |_____________________________- help: try this: `if tx.send(Event::Input(key)).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> examples/util/event.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 | /                     match evt {
[INFO] [stderr] 50 | |                         Ok(key) => {
[INFO] [stderr] 51 | |                             if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                         Err(_) => {}
[INFO] [stderr] 59 | |                     }
[INFO] [stderr]    | |_____________________^
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> examples/util/event.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 | /                     match evt {
[INFO] [stderr] 50 | |                         Ok(key) => {
[INFO] [stderr] 51 | |                             if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                         Err(_) => {}
[INFO] [stderr] 59 | |                     }
[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] 49 |                     if let Ok(key) = evt {
[INFO] [stderr] 50 |     if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 51 |         return;
[INFO] [stderr] 52 |     }
[INFO] [stderr] 53 |     if key == config.exit_key {
[INFO] [stderr] 54 |         return;
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> examples/util/event.rs:51:36
[INFO] [stderr]    |
[INFO] [stderr] 51 |                               if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr]    |  _____________________________-      ^^^^^^
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] 53 | |                             }
[INFO] [stderr]    | |_____________________________- help: try this: `if tx.send(Event::Input(key)).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[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] 49 |                     if let Ok(key) = evt {
[INFO] [stderr] 50 |     if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 51 |         return;
[INFO] [stderr] 52 |     }
[INFO] [stderr] 53 |     if key == config.exit_key {
[INFO] [stderr] 54 |         return;
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> examples/util/event.rs:51:36
[INFO] [stderr]    |
[INFO] [stderr] 51 |                               if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr]    |  _____________________________-      ^^^^^^
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] 53 | |                             }
[INFO] [stderr]    | |_____________________________- help: try this: `if tx.send(Event::Input(key)).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> examples/tabs.rs:91:9
[INFO] [stderr]     |
[INFO] [stderr] 91  | /         match events.next()? {
[INFO] [stderr] 92  | |             Event::Input(input) => match input {
[INFO] [stderr] 93  | |                 Key::Char('q') => {
[INFO] [stderr] 94  | |                     break;
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |             _ => {}
[INFO] [stderr] 101 | |         }
[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] 91  |         if let Event::Input(input) = events.next()? { match input {
[INFO] [stderr] 92  |     Key::Char('q') => {
[INFO] [stderr] 93  |         break;
[INFO] [stderr] 94  |     }
[INFO] [stderr] 95  |     Key::Right => app.tabs.next(),
[INFO] [stderr] 96  |     Key::Left => app.tabs.previous(),
[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]    --> examples/user_input.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 107 | /         match events.next()? {
[INFO] [stderr] 108 | |             Event::Input(input) => match input {
[INFO] [stderr] 109 | |                 Key::Char('q') => {
[INFO] [stderr] 110 | |                     break;
[INFO] [stderr] ...   |
[INFO] [stderr] 123 | |             _ => {}
[INFO] [stderr] 124 | |         }
[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] 107 |         if let Event::Input(input) = events.next()? { match input {
[INFO] [stderr] 108 |     Key::Char('q') => {
[INFO] [stderr] 109 |         break;
[INFO] [stderr] 110 |     }
[INFO] [stderr] 111 |     Key::Char('\n') => {
[INFO] [stderr] 112 |         app.messages.push(app.input.drain(..).collect());
[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]   --> examples/util/event.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 | /                     match evt {
[INFO] [stderr] 50 | |                         Ok(key) => {
[INFO] [stderr] 51 | |                             if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                         Err(_) => {}
[INFO] [stderr] 59 | |                     }
[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] 49 |                     if let Ok(key) = evt {
[INFO] [stderr] 50 |     if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 51 |         return;
[INFO] [stderr] 52 |     }
[INFO] [stderr] 53 |     if key == config.exit_key {
[INFO] [stderr] 54 |         return;
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> examples/util/event.rs:51:36
[INFO] [stderr]    |
[INFO] [stderr] 51 |                               if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr]    |  _____________________________-      ^^^^^^
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] 53 | |                             }
[INFO] [stderr]    | |_____________________________- help: try this: `if tx.send(Event::Input(key)).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> examples/util/event.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 | /                     match evt {
[INFO] [stderr] 50 | |                         Ok(key) => {
[INFO] [stderr] 51 | |                             if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                         Err(_) => {}
[INFO] [stderr] 59 | |                     }
[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] 49 |                     if let Ok(key) = evt {
[INFO] [stderr] 50 |     if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 51 |         return;
[INFO] [stderr] 52 |     }
[INFO] [stderr] 53 |     if key == config.exit_key {
[INFO] [stderr] 54 |         return;
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> examples/util/event.rs:51:36
[INFO] [stderr]    |
[INFO] [stderr] 51 |                               if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr]    |  _____________________________-      ^^^^^^
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] 53 | |                             }
[INFO] [stderr]    | |_____________________________- help: try this: `if tx.send(Event::Input(key)).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> examples/util/event.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 | /                     match evt {
[INFO] [stderr] 50 | |                         Ok(key) => {
[INFO] [stderr] 51 | |                             if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                         Err(_) => {}
[INFO] [stderr] 59 | |                     }
[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] 49 |                     if let Ok(key) = evt {
[INFO] [stderr] 50 |     if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr] 51 |         return;
[INFO] [stderr] 52 |     }
[INFO] [stderr] 53 |     if key == config.exit_key {
[INFO] [stderr] 54 |         return;
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> examples/util/event.rs:51:36
[INFO] [stderr]    |
[INFO] [stderr] 51 |                               if let Err(_) = tx.send(Event::Input(key)) {
[INFO] [stderr]    |  _____________________________-      ^^^^^^
[INFO] [stderr] 52 | |                                 return;
[INFO] [stderr] 53 | |                             }
[INFO] [stderr]    | |_____________________________- help: try this: `if tx.send(Event::Input(key)).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "16a1d27acaf6d17f5871dd74fe0f7388932a22c7d0b61ecc8cb8ab5f441cd598"`
[INFO] running `"docker" "rm" "-f" "16a1d27acaf6d17f5871dd74fe0f7388932a22c7d0b61ecc8cb8ab5f441cd598"`
[INFO] [stdout] 16a1d27acaf6d17f5871dd74fe0f7388932a22c7d0b61ecc8cb8ab5f441cd598