[INFO] updating cached repository HeapUnderfl0w/TCC
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HeapUnderfl0w/TCC
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HeapUnderfl0w/TCC" "work/ex/clippy-test-run/sources/stable/gh/HeapUnderfl0w/TCC"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/HeapUnderfl0w/TCC'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HeapUnderfl0w/TCC" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/HeapUnderfl0w/TCC"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/HeapUnderfl0w/TCC'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fe99aa83edd8b204e1ef400408405c66d8dce67a
[INFO] sha for GitHub repo HeapUnderfl0w/TCC: fe99aa83edd8b204e1ef400408405c66d8dce67a
[INFO] validating manifest of HeapUnderfl0w/TCC 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 HeapUnderfl0w/TCC 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 HeapUnderfl0w/TCC
[INFO] finished frobbing HeapUnderfl0w/TCC
[INFO] frobbed toml for HeapUnderfl0w/TCC written to work/ex/clippy-test-run/sources/stable/gh/HeapUnderfl0w/TCC/Cargo.toml
[INFO] started frobbing HeapUnderfl0w/TCC
[INFO] finished frobbing HeapUnderfl0w/TCC
[INFO] frobbed toml for HeapUnderfl0w/TCC written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/HeapUnderfl0w/TCC/Cargo.toml
[INFO] crate HeapUnderfl0w/TCC 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 HeapUnderfl0w/TCC against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/HeapUnderfl0w/TCC:/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] 756cb417f532589a0602e5b84732dee576b5cf890fe027b42304c054fb159c90
[INFO] running `"docker" "start" "-a" "756cb417f532589a0602e5b84732dee576b5cf890fe027b42304c054fb159c90"`
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking backtrace-sys v0.1.23
[INFO] [stderr]    Compiling syn v0.14.1
[INFO] [stderr]     Checking tokio-mockstream v1.1.0
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking tui v0.2.2
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.64
[INFO] [stderr]    Compiling derive-error-chain v0.11.2
[INFO] [stderr]     Checking dotenv v0.11.0
[INFO] [stderr]     Checking irc v0.13.5
[INFO] [stderr]     Checking tcc v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]    --> src/color.rs:356:5
[INFO] [stderr]     |
[INFO] [stderr] 356 |     #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::deprecated_cfg_attr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]    --> src/color.rs:378:5
[INFO] [stderr]     |
[INFO] [stderr] 378 |     #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]    --> src/color.rs:356:5
[INFO] [stderr]     |
[INFO] [stderr] 356 |     #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::deprecated_cfg_attr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: `cfg_attr` is deprecated for rustfmt and got replaced by tool_attributes
[INFO] [stderr]    --> src/color.rs:378:5
[INFO] [stderr]     |
[INFO] [stderr] 378 |     #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `#[rustfmt::skip]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/ui/wrapper.rs:111:16
[INFO] [stderr]     |
[INFO] [stderr] 111 |           } else {
[INFO] [stderr]     |  ________________^
[INFO] [stderr] 112 | |             if scroll >= self.screen_lines.len() as u16 {
[INFO] [stderr] 113 | |                 Err(String::from("Cannot scroll past end"))
[INFO] [stderr] 114 | |             } else {
[INFO] [stderr] ...   |
[INFO] [stderr] 122 | |             }
[INFO] [stderr] 123 | |         }
[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] 111 |         } else if scroll >= self.screen_lines.len() as u16 {
[INFO] [stderr] 112 |     Err(String::from("Cannot scroll past end"))
[INFO] [stderr] 113 | } else {
[INFO] [stderr] 114 |     let to = self.screen_lines.len() - scroll as usize;
[INFO] [stderr] 115 |     let from = match to.checked_sub(lines as usize) {
[INFO] [stderr] 116 |         Some(off) => off,
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/ui/wrapper.rs:111:16
[INFO] [stderr]     |
[INFO] [stderr] 111 |           } else {
[INFO] [stderr]     |  ________________^
[INFO] [stderr] 112 | |             if scroll >= self.screen_lines.len() as u16 {
[INFO] [stderr] 113 | |                 Err(String::from("Cannot scroll past end"))
[INFO] [stderr] 114 | |             } else {
[INFO] [stderr] ...   |
[INFO] [stderr] 122 | |             }
[INFO] [stderr] 123 | |         }
[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] 111 |         } else if scroll >= self.screen_lines.len() as u16 {
[INFO] [stderr] 112 |     Err(String::from("Cannot scroll past end"))
[INFO] [stderr] 113 | } else {
[INFO] [stderr] 114 |     let to = self.screen_lines.len() - scroll as usize;
[INFO] [stderr] 115 |     let from = match to.checked_sub(lines as usize) {
[INFO] [stderr] 116 |         Some(off) => off,
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]   --> src/utils.rs:89:14
[INFO] [stderr]    |
[INFO] [stderr] 89 |         tags.into_iter()
[INFO] [stderr]    |              ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: large size difference between variants
[INFO] [stderr]   --> src/client.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     Irc(IrcError),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::large_enum_variant)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#large_enum_variant
[INFO] [stderr] help: consider boxing the large fields to reduce the total size of the enum
[INFO] [stderr]    |
[INFO] [stderr] 55 |     Irc(Box<IrcError>),
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 42
[INFO] [stderr]    --> src/client.rs:270:1
[INFO] [stderr]     |
[INFO] [stderr] 270 | / fn raw(m: Message, tx: Sender<Event>) -> Result<(), Error> {
[INFO] [stderr] 271 | |     let c = match m.command {
[INFO] [stderr] 272 | |         Command::Raw(ref c, ..) => c,
[INFO] [stderr] 273 | |         _ => unreachable!(),
[INFO] [stderr] ...   |
[INFO] [stderr] 633 | |     Ok(())
[INFO] [stderr] 634 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]   --> src/utils.rs:89:14
[INFO] [stderr]    |
[INFO] [stderr] 89 |         tags.into_iter()
[INFO] [stderr]    |              ^^^^^^^^^ help: call directly: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::into_iter_on_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/ui/utils.rs:21:34
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let ch = if !chn.starts_with("#") {
[INFO] [stderr]    |                                  ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/ui/utils.rs:30:34
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let ch = if !chn.starts_with("#") {
[INFO] [stderr]    |                                  ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/ui/utils.rs:39:34
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let ch = if !chn.starts_with("#") {
[INFO] [stderr]    |                                  ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: item `ui::wrapper::WordWrapper` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/ui/wrapper.rs:27:1
[INFO] [stderr]     |
[INFO] [stderr] 27  | / impl WordWrapper {
[INFO] [stderr] 28  | |     /// Create a new instance of this object with the given wrap width.
[INFO] [stderr] 29  | |     pub fn new(width: usize) -> Self {
[INFO] [stderr] 30  | |         WordWrapper {
[INFO] [stderr] ...   |
[INFO] [stderr] 124 | |     }
[INFO] [stderr] 125 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/ui/wrapper.rs:66:16
[INFO] [stderr]    |
[INFO] [stderr] 66 |             if self.input_lines.len() == 0 {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.input_lines.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/ui/wrapper.rs:101:26
[INFO] [stderr]     |
[INFO] [stderr] 101 |         if lines == 0 || self.screen_lines.len() == 0 {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.screen_lines.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: large size difference between variants
[INFO] [stderr]   --> src/client.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     Irc(IrcError),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::large_enum_variant)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#large_enum_variant
[INFO] [stderr] help: consider boxing the large fields to reduce the total size of the enum
[INFO] [stderr]    |
[INFO] [stderr] 55 |     Irc(Box<IrcError>),
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 42
[INFO] [stderr]    --> src/client.rs:270:1
[INFO] [stderr]     |
[INFO] [stderr] 270 | / fn raw(m: Message, tx: Sender<Event>) -> Result<(), Error> {
[INFO] [stderr] 271 | |     let c = match m.command {
[INFO] [stderr] 272 | |         Command::Raw(ref c, ..) => c,
[INFO] [stderr] 273 | |         _ => unreachable!(),
[INFO] [stderr] ...   |
[INFO] [stderr] 633 | |     Ok(())
[INFO] [stderr] 634 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]    --> src/ui/mod.rs:146:28
[INFO] [stderr]     |
[INFO] [stderr] 146 |                         if &state.input == &['$', 'q', 'u', 'i', 't'] {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]     |
[INFO] [stderr] 146 |                         if state.input == ['$', 'q', 'u', 'i', 't'] {
[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/ui/mod.rs:148:29
[INFO] [stderr]     |
[INFO] [stderr] 148 | /                             match out.send(Event::IrcCommand(Command::PING(
[INFO] [stderr] 149 | |                                 String::from("tmi.twitch.tv"),
[INFO] [stderr] 150 | |                                 None,
[INFO] [stderr] 151 | |                             ))) {
[INFO] [stderr] 152 | |                                 Ok(_) => (),
[INFO] [stderr] 153 | |                                 Err(_) => (),
[INFO] [stderr] 154 | |                             }
[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] 148 |                             if let Ok(_) = out.send(Event::IrcCommand(Command::PING(
[INFO] [stderr] 149 |                                 String::from("tmi.twitch.tv"),
[INFO] [stderr] 150 |                                 None,
[INFO] [stderr] 151 |                             ))) { () }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/ui/mod.rs:164:56
[INFO] [stderr]     |
[INFO] [stderr] 164 |                                     c if c.starts_with("#") => c.to_owned(),
[INFO] [stderr]     |                                                        ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/ui/mod.rs:188:56
[INFO] [stderr]     |
[INFO] [stderr] 188 |                                     c if c.starts_with("#") => c.to_owned(),
[INFO] [stderr]     |                                                        ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/ui/mod.rs:214:56
[INFO] [stderr]     |
[INFO] [stderr] 214 |                                     c if c.starts_with("#") => c.to_owned(),
[INFO] [stderr]     |                                                        ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_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/ui/mod.rs:361:13
[INFO] [stderr]     |
[INFO] [stderr] 361 | /             match d {
[INFO] [stderr] 362 | |                 Event::IrcCommand(comm) => match client.send(comm) {
[INFO] [stderr] 363 | |                     Ok(_) => (),
[INFO] [stderr] 364 | |                     Err(_) => (),
[INFO] [stderr] 365 | |                 },
[INFO] [stderr] 366 | |                 _ => (),
[INFO] [stderr] 367 | |             }
[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] 361 |             if let Event::IrcCommand(comm) = d { match client.send(comm) {
[INFO] [stderr] 362 |     Ok(_) => (),
[INFO] [stderr] 363 |     Err(_) => (),
[INFO] [stderr] 364 | } }
[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/ui/mod.rs:362:44
[INFO] [stderr]     |
[INFO] [stderr] 362 |                   Event::IrcCommand(comm) => match client.send(comm) {
[INFO] [stderr]     |  ____________________________________________^
[INFO] [stderr] 363 | |                     Ok(_) => (),
[INFO] [stderr] 364 | |                     Err(_) => (),
[INFO] [stderr] 365 | |                 },
[INFO] [stderr]     | |_________________^ help: try this: `if let Ok(_) = client.send(comm) { () }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/ui/utils.rs:21:34
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let ch = if !chn.starts_with("#") {
[INFO] [stderr]    |                                  ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/ui/utils.rs:30:34
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let ch = if !chn.starts_with("#") {
[INFO] [stderr]    |                                  ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/ui/utils.rs:39:34
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let ch = if !chn.starts_with("#") {
[INFO] [stderr]    |                                  ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: item `ui::wrapper::WordWrapper` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/ui/wrapper.rs:27:1
[INFO] [stderr]     |
[INFO] [stderr] 27  | / impl WordWrapper {
[INFO] [stderr] 28  | |     /// Create a new instance of this object with the given wrap width.
[INFO] [stderr] 29  | |     pub fn new(width: usize) -> Self {
[INFO] [stderr] 30  | |         WordWrapper {
[INFO] [stderr] ...   |
[INFO] [stderr] 124 | |     }
[INFO] [stderr] 125 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/ui/wrapper.rs:66:16
[INFO] [stderr]    |
[INFO] [stderr] 66 |             if self.input_lines.len() == 0 {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.input_lines.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/ui/wrapper.rs:101:26
[INFO] [stderr]     |
[INFO] [stderr] 101 |         if lines == 0 || self.screen_lines.len() == 0 {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.screen_lines.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of both operands
[INFO] [stderr]    --> src/ui/mod.rs:146:28
[INFO] [stderr]     |
[INFO] [stderr] 146 |                         if &state.input == &['$', 'q', 'u', 'i', 't'] {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] help: use the values directly
[INFO] [stderr]     |
[INFO] [stderr] 146 |                         if state.input == ['$', 'q', 'u', 'i', 't'] {
[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/ui/mod.rs:148:29
[INFO] [stderr]     |
[INFO] [stderr] 148 | /                             match out.send(Event::IrcCommand(Command::PING(
[INFO] [stderr] 149 | |                                 String::from("tmi.twitch.tv"),
[INFO] [stderr] 150 | |                                 None,
[INFO] [stderr] 151 | |                             ))) {
[INFO] [stderr] 152 | |                                 Ok(_) => (),
[INFO] [stderr] 153 | |                                 Err(_) => (),
[INFO] [stderr] 154 | |                             }
[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] 148 |                             if let Ok(_) = out.send(Event::IrcCommand(Command::PING(
[INFO] [stderr] 149 |                                 String::from("tmi.twitch.tv"),
[INFO] [stderr] 150 |                                 None,
[INFO] [stderr] 151 |                             ))) { () }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/ui/mod.rs:164:56
[INFO] [stderr]     |
[INFO] [stderr] 164 |                                     c if c.starts_with("#") => c.to_owned(),
[INFO] [stderr]     |                                                        ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/ui/mod.rs:188:56
[INFO] [stderr]     |
[INFO] [stderr] 188 |                                     c if c.starts_with("#") => c.to_owned(),
[INFO] [stderr]     |                                                        ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/ui/mod.rs:214:56
[INFO] [stderr]     |
[INFO] [stderr] 214 |                                     c if c.starts_with("#") => c.to_owned(),
[INFO] [stderr]     |                                                        ^^^ help: try using a char instead: `'#'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]    --> src/main.rs:121:14
[INFO] [stderr]     |
[INFO] [stderr] 121 |             .expect(&format!("Unable to join channel {}", &chn));
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| panic!("Unable to join channel {}", &chn))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/main.rs:131:25
[INFO] [stderr]     |
[INFO] [stderr] 131 |             Ok(o) => Ok(o),
[INFO] [stderr]     |                         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]     |
[INFO] [stderr] 131 |             Ok(o) => Ok(()),
[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/ui/mod.rs:361:13
[INFO] [stderr]     |
[INFO] [stderr] 361 | /             match d {
[INFO] [stderr] 362 | |                 Event::IrcCommand(comm) => match client.send(comm) {
[INFO] [stderr] 363 | |                     Ok(_) => (),
[INFO] [stderr] 364 | |                     Err(_) => (),
[INFO] [stderr] 365 | |                 },
[INFO] [stderr] 366 | |                 _ => (),
[INFO] [stderr] 367 | |             }
[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] 361 |             if let Event::IrcCommand(comm) = d { match client.send(comm) {
[INFO] [stderr] 362 |     Ok(_) => (),
[INFO] [stderr] 363 |     Err(_) => (),
[INFO] [stderr] 364 | } }
[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/ui/mod.rs:362:44
[INFO] [stderr]     |
[INFO] [stderr] 362 |                   Event::IrcCommand(comm) => match client.send(comm) {
[INFO] [stderr]     |  ____________________________________________^
[INFO] [stderr] 363 | |                     Ok(_) => (),
[INFO] [stderr] 364 | |                     Err(_) => (),
[INFO] [stderr] 365 | |                 },
[INFO] [stderr]     | |_________________^ help: try this: `if let Ok(_) = client.send(comm) { () }`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]    --> src/main.rs:121:14
[INFO] [stderr]     |
[INFO] [stderr] 121 |             .expect(&format!("Unable to join channel {}", &chn));
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| panic!("Unable to join channel {}", &chn))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: passing a unit value to a function
[INFO] [stderr]    --> src/main.rs:131:25
[INFO] [stderr]     |
[INFO] [stderr] 131 |             Ok(o) => Ok(o),
[INFO] [stderr]     |                         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unit_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unit_arg
[INFO] [stderr] help: if you intended to pass a unit value, use a unit literal instead
[INFO] [stderr]     |
[INFO] [stderr] 131 |             Ok(o) => Ok(()),
[INFO] [stderr]     |                         ^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.21s
[INFO] running `"docker" "inspect" "756cb417f532589a0602e5b84732dee576b5cf890fe027b42304c054fb159c90"`
[INFO] running `"docker" "rm" "-f" "756cb417f532589a0602e5b84732dee576b5cf890fe027b42304c054fb159c90"`
[INFO] [stdout] 756cb417f532589a0602e5b84732dee576b5cf890fe027b42304c054fb159c90