[INFO] updating cached repository jonhoo/hanabot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jonhoo/hanabot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jonhoo/hanabot" "work/ex/clippy-test-run/sources/stable/gh/jonhoo/hanabot"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/jonhoo/hanabot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jonhoo/hanabot" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jonhoo/hanabot"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jonhoo/hanabot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 05fdf6acd2ac452bda7f04f3f88f4e36581bc248
[INFO] sha for GitHub repo jonhoo/hanabot: 05fdf6acd2ac452bda7f04f3f88f4e36581bc248
[INFO] validating manifest of jonhoo/hanabot 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 jonhoo/hanabot 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 jonhoo/hanabot
[INFO] finished frobbing jonhoo/hanabot
[INFO] frobbed toml for jonhoo/hanabot written to work/ex/clippy-test-run/sources/stable/gh/jonhoo/hanabot/Cargo.toml
[INFO] started frobbing jonhoo/hanabot
[INFO] finished frobbing jonhoo/hanabot
[INFO] frobbed toml for jonhoo/hanabot written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jonhoo/hanabot/Cargo.toml
[INFO] crate jonhoo/hanabot 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 jonhoo/hanabot 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/jonhoo/hanabot:/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] 04e48415e143ba062459a7ed49b6e11313e672399919b845da6a08f08948469d
[INFO] running `"docker" "start" "-a" "04e48415e143ba062459a7ed49b6e11313e672399919b845da6a08f08948469d"`
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tungstenite v0.6.1
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.3
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking hyper v0.12.14
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.5
[INFO] [stderr]     Checking slack_api v0.21.0
[INFO] [stderr]     Checking slack v0.22.0
[INFO] [stderr]     Checking hanabot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:342:13
[INFO] [stderr]     |
[INFO] [stderr] 342 |             cli: cli,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `cli`
[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:342:13
[INFO] [stderr]     |
[INFO] [stderr] 342 |             cli: cli,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `cli`
[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: unneeded unit expression
[INFO] [stderr]   --> src/main.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |                 ()
[INFO] [stderr]    |                 ^^ help: remove the final `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]   --> src/main.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |                 ()
[INFO] [stderr]    |                 ^^ help: remove the final `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/hanabi/components.rs:70:28
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub(super) fn as_usize(&self) -> usize {
[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: useless use of `format!`
[INFO] [stderr]    --> src/hanabi/components.rs:143:31
[INFO] [stderr]     |
[INFO] [stderr] 143 |             (false, false) => format!(":rainbow: :keycap_star:"),
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `":rainbow: :keycap_star:".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/hanabi/components.rs:70:28
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub(super) fn as_usize(&self) -> usize {
[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 .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]   --> src/hanabi/mod.rs:91:14
[INFO] [stderr]    |
[INFO] [stderr] 91 |             .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: needlessly taken reference of left operand
[INFO] [stderr]    --> src/hanabi/mod.rs:154:71
[INFO] [stderr]     |
[INFO] [stderr] 154 |         let hand = if let Some(h) = self.hands.iter_mut().find(|hand| &hand.player == to) {
[INFO] [stderr]     |                                                                       ------------^^^^^^
[INFO] [stderr]     |                                                                       |
[INFO] [stderr]     |                                                                       help: use the left value directly: `hand.player`
[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] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]    --> src/hanabi/components.rs:143:31
[INFO] [stderr]     |
[INFO] [stderr] 143 |             (false, false) => format!(":rainbow: :keycap_star:"),
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `":rainbow: :keycap_star:".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/hanabi/mod.rs:190:29
[INFO] [stderr]     |
[INFO] [stderr] 190 |         if let Some(card) = self.hands.get_mut(hand).unwrap().remove(card) {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.hands[hand]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/hanabi/mod.rs:191:13
[INFO] [stderr]     |
[INFO] [stderr] 191 |             self.hands.get_mut(hand).unwrap().draw(&mut self.deck);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.hands[hand]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/hanabi/mod.rs:277:29
[INFO] [stderr]     |
[INFO] [stderr] 277 |         if let Some(card) = self.hands.get_mut(hand).unwrap().remove(card) {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.hands[hand]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/hanabi/mod.rs:278:13
[INFO] [stderr]     |
[INFO] [stderr] 278 |             self.hands.get_mut(hand).unwrap().draw(&mut self.deck);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.hands[hand]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/hanabi/mod.rs:319:30
[INFO] [stderr]     |
[INFO] [stderr] 319 |             .position(|hand| &hand.player == user)
[INFO] [stderr]     |                              ------------^^^^^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: use the left value directly: `hand.player`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to want to iterate on a map's values
[INFO] [stderr]    --> src/hanabi/mod.rs:424:27
[INFO] [stderr]     |
[INFO] [stderr] 424 |         for (_, cards) in &self.discard {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::for_kv_map)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#for_kv_map
[INFO] [stderr] help: use the corresponding method
[INFO] [stderr]     |
[INFO] [stderr] 424 |         for cards in self.discard.values() {
[INFO] [stderr]     |             ^^^^^    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice
[INFO] [stderr]   --> src/hanabi/mod.rs:91:14
[INFO] [stderr]    |
[INFO] [stderr] 91 |             .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: needlessly taken reference of left operand
[INFO] [stderr]    --> src/hanabi/mod.rs:154:71
[INFO] [stderr]     |
[INFO] [stderr] 154 |         let hand = if let Some(h) = self.hands.iter_mut().find(|hand| &hand.player == to) {
[INFO] [stderr]     |                                                                       ------------^^^^^^
[INFO] [stderr]     |                                                                       |
[INFO] [stderr]     |                                                                       help: use the left value directly: `hand.player`
[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] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/hanabi/mod.rs:190:29
[INFO] [stderr]     |
[INFO] [stderr] 190 |         if let Some(card) = self.hands.get_mut(hand).unwrap().remove(card) {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.hands[hand]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/hanabi/mod.rs:191:13
[INFO] [stderr]     |
[INFO] [stderr] 191 |             self.hands.get_mut(hand).unwrap().draw(&mut self.deck);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.hands[hand]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[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/main.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 | /         match event {
[INFO] [stderr] 174 | |             Event::Message(m) => {
[INFO] [stderr] 175 | |                 if let Message::Standard(m) = *m {
[INFO] [stderr] 176 | |                     if m.user.is_none() || m.text.is_none() || m.channel.is_none() {
[INFO] [stderr] ...   |
[INFO] [stderr] 323 | |             _ => {}
[INFO] [stderr] 324 | |         }
[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] 173 |         if let Event::Message(m) = event {
[INFO] [stderr] 174 |     if let Message::Standard(m) = *m {
[INFO] [stderr] 175 |         if m.user.is_none() || m.text.is_none() || m.channel.is_none() {
[INFO] [stderr] 176 |             return;
[INFO] [stderr] 177 |         }
[INFO] [stderr] 178 | 
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/hanabi/mod.rs:277:29
[INFO] [stderr]     |
[INFO] [stderr] 277 |         if let Some(card) = self.hands.get_mut(hand).unwrap().remove(card) {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.hands[hand]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/hanabi/mod.rs:278:13
[INFO] [stderr]     |
[INFO] [stderr] 278 |             self.hands.get_mut(hand).unwrap().draw(&mut self.deck);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.hands[hand]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/hanabi/mod.rs:319:30
[INFO] [stderr]     |
[INFO] [stderr] 319 |             .position(|hand| &hand.player == user)
[INFO] [stderr]     |                              ------------^^^^^^^^
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              help: use the left value directly: `hand.player`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to want to iterate on a map's values
[INFO] [stderr]    --> src/hanabi/mod.rs:424:27
[INFO] [stderr]     |
[INFO] [stderr] 424 |         for (_, cards) in &self.discard {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::for_kv_map)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#for_kv_map
[INFO] [stderr] help: use the corresponding method
[INFO] [stderr]     |
[INFO] [stderr] 424 |         for cards in self.discard.values() {
[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/main.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 | /         match event {
[INFO] [stderr] 174 | |             Event::Message(m) => {
[INFO] [stderr] 175 | |                 if let Message::Standard(m) = *m {
[INFO] [stderr] 176 | |                     if m.user.is_none() || m.text.is_none() || m.channel.is_none() {
[INFO] [stderr] ...   |
[INFO] [stderr] 323 | |             _ => {}
[INFO] [stderr] 324 | |         }
[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] 173 |         if let Event::Message(m) = event {
[INFO] [stderr] 174 |     if let Message::Standard(m) = *m {
[INFO] [stderr] 175 |         if m.user.is_none() || m.text.is_none() || m.channel.is_none() {
[INFO] [stderr] 176 |             return;
[INFO] [stderr] 177 |         }
[INFO] [stderr] 178 | 
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/main.rs:561:65
[INFO] [stderr]     |
[INFO] [stderr] 561 |             Some(cmd) if cmd.starts_with("<@") && cmd.ends_with(">") => Some("clue"),
[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/main.rs:561:65
[INFO] [stderr]     |
[INFO] [stderr] 561 |             Some(cmd) if cmd.starts_with("<@") && cmd.ends_with(">") => Some("clue"),
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `"docker" "inspect" "04e48415e143ba062459a7ed49b6e11313e672399919b845da6a08f08948469d"`
[INFO] running `"docker" "rm" "-f" "04e48415e143ba062459a7ed49b6e11313e672399919b845da6a08f08948469d"`
[INFO] [stdout] 04e48415e143ba062459a7ed49b6e11313e672399919b845da6a08f08948469d