[INFO] updating cached repository dwerner/nom-psl
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dwerner/nom-psl
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dwerner/nom-psl" "work/ex/clippy-test-run/sources/stable/gh/dwerner/nom-psl"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/dwerner/nom-psl'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dwerner/nom-psl" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dwerner/nom-psl"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dwerner/nom-psl'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0839e60cfb1ee8ddcacd937eeb13bbb09d02c82c
[INFO] sha for GitHub repo dwerner/nom-psl: 0839e60cfb1ee8ddcacd937eeb13bbb09d02c82c
[INFO] validating manifest of dwerner/nom-psl 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 dwerner/nom-psl 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 dwerner/nom-psl
[INFO] finished frobbing dwerner/nom-psl
[INFO] frobbed toml for dwerner/nom-psl written to work/ex/clippy-test-run/sources/stable/gh/dwerner/nom-psl/Cargo.toml
[INFO] started frobbing dwerner/nom-psl
[INFO] finished frobbing dwerner/nom-psl
[INFO] frobbed toml for dwerner/nom-psl written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dwerner/nom-psl/Cargo.toml
[INFO] crate dwerner/nom-psl 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 dwerner/nom-psl against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/dwerner/nom-psl:/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] 55fd491935c08f2960cb293935bbf3da80a91935ace55bcfacbb8164000c13d3
[INFO] running `"docker" "start" "-a" "55fd491935c08f2960cb293935bbf3da80a91935ace55bcfacbb8164000c13d3"`
[INFO] [stderr] warning: unused manifest key: package.license_file
[INFO] [stderr]     Checking nom-psl v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/lib.rs:197:13
[INFO] [stderr]     |
[INFO] [stderr] 197 |             rule
[INFO] [stderr]     |             ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/lib.rs:186:24
[INFO] [stderr]     |
[INFO] [stderr] 186 |               let rule = if let Some(_) = exception {
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 187 | |                 exception
[INFO] [stderr] 188 | |             } else {
[INFO] [stderr] 189 | |                 matches.iter().max_by_key(|x|{
[INFO] [stderr] ...   |
[INFO] [stderr] 195 | |                 })
[INFO] [stderr] 196 | |             };
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/lib.rs:197:13
[INFO] [stderr]     |
[INFO] [stderr] 197 |             rule
[INFO] [stderr]     |             ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/lib.rs:186:24
[INFO] [stderr]     |
[INFO] [stderr] 186 |               let rule = if let Some(_) = exception {
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 187 | |                 exception
[INFO] [stderr] 188 | |             } else {
[INFO] [stderr] 189 | |                 matches.iter().max_by_key(|x|{
[INFO] [stderr] ...   |
[INFO] [stderr] 195 | |                 })
[INFO] [stderr] 196 | |             };
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/lib.rs:93:1
[INFO] [stderr]     |
[INFO] [stderr] 93  | / named!( exception_rule<&str, Rule>,
[INFO] [stderr] 94  | |     do_parse!(
[INFO] [stderr] 95  | |         tag!("!") >>
[INFO] [stderr] 96  | |         rule_text: take_till!(char::is_whitespace) >>
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     )
[INFO] [stderr] 101 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/lib.rs:103:1
[INFO] [stderr]     |
[INFO] [stderr] 103 | / named!( wildcard_rule<&str, Rule>,
[INFO] [stderr] 104 | |     do_parse!(
[INFO] [stderr] 105 | |         tag!("*.") >>
[INFO] [stderr] 106 | |         rule_text: take_till!(char::is_whitespace) >>
[INFO] [stderr] ...   |
[INFO] [stderr] 109 | |     )
[INFO] [stderr] 110 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/lib.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | / named!( suffix<&str, Rule>,
[INFO] [stderr] 113 | |     do_parse!(
[INFO] [stderr] 114 | |         rule_text: take_till!(char::is_whitespace) >>
[INFO] [stderr] 115 | |         tag!("\n") >>
[INFO] [stderr] 116 | |         ( Rule::Suffix(rule_text.split('.').map(|s| s.to_string() ).rev().collect(), SuffixType::Normal) )
[INFO] [stderr] 117 | |     )
[INFO] [stderr] 118 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lib.rs:143:12
[INFO] [stderr]     |
[INFO] [stderr] 143 |         if raw_input.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `raw_input.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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:167:21
[INFO] [stderr]     |
[INFO] [stderr] 167 | /                     match rule {
[INFO] [stderr] 168 | |                         Rule::Suffix(rule_labels, _ty) => {
[INFO] [stderr] 169 | |                             let rlen = rule_labels.len();
[INFO] [stderr] 170 | |                             if rlen > input_tokens_len { continue; }
[INFO] [stderr] ...   |
[INFO] [stderr] 175 | |                         _ => {}
[INFO] [stderr] 176 | |                     }
[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] 167 |                     if let Rule::Suffix(rule_labels, _ty) = rule {
[INFO] [stderr] 168 |     let rlen = rule_labels.len();
[INFO] [stderr] 169 |     if rlen > input_tokens_len { continue; }
[INFO] [stderr] 170 |     if rule_labels[..] == input_tokens[..rlen] {
[INFO] [stderr] 171 |         matches.push(rule);
[INFO] [stderr] 172 |     }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/lib.rs:186:31
[INFO] [stderr]     |
[INFO] [stderr] 186 |               let rule = if let Some(_) = exception {
[INFO] [stderr]     |  ________________________-      ^^^^^^^
[INFO] [stderr] 187 | |                 exception
[INFO] [stderr] 188 | |             } else {
[INFO] [stderr] 189 | |                 matches.iter().max_by_key(|x|{
[INFO] [stderr] ...   |
[INFO] [stderr] 195 | |                 })
[INFO] [stderr] 196 | |             };
[INFO] [stderr]     | |_____________- help: try this: `if exception.is_some()`
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/lib.rs:276:14
[INFO] [stderr]     |
[INFO] [stderr] 276 |             .unwrap_or(filename.to_string());
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| filename.to_string())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[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/lib.rs:290:13
[INFO] [stderr]     |
[INFO] [stderr] 290 | /             match rule {
[INFO] [stderr] 291 | |                 Rule::Suffix(s, ty) => {
[INFO] [stderr] 292 | |                     let section = s.first().unwrap();
[INFO] [stderr] 293 | |                     let entry =
[INFO] [stderr] ...   |
[INFO] [stderr] 318 | |                 _ => {}
[INFO] [stderr] 319 | |             }
[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] 290 |             if let Rule::Suffix(s, ty) = rule {
[INFO] [stderr] 291 |     let section = s.first().unwrap();
[INFO] [stderr] 292 |     let entry =
[INFO] [stderr] 293 |         sections.entry(section.clone()).or_insert_with(Vec::new);
[INFO] [stderr] 294 | 
[INFO] [stderr] 295 |     let contains_punycode = {
[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/lib.rs:304:25
[INFO] [stderr]     |
[INFO] [stderr] 304 | /                         match result {
[INFO] [stderr] 305 | |                             Ok(encoded) => {
[INFO] [stderr] 306 | |                                 let encoded_with_newline = format!("{}\n", encoded);
[INFO] [stderr] 307 | |                                 let synth_rule = ps_line(&encoded_with_newline);
[INFO] [stderr] ...   |
[INFO] [stderr] 312 | |                             Err(_) => {}
[INFO] [stderr] 313 | |                         }
[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] 304 |                         if let Ok(encoded) = result {
[INFO] [stderr] 305 |     let encoded_with_newline = format!("{}\n", encoded);
[INFO] [stderr] 306 |     let synth_rule = ps_line(&encoded_with_newline);
[INFO] [stderr] 307 |     if let Ok((_, Rule::Suffix(synth_rule, ty))) = synth_rule {
[INFO] [stderr] 308 |         entry.push(Rule::Suffix( synth_rule.clone(), ty ));
[INFO] [stderr] 309 |     }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/lib.rs:93:1
[INFO] [stderr]     |
[INFO] [stderr] 93  | / named!( exception_rule<&str, Rule>,
[INFO] [stderr] 94  | |     do_parse!(
[INFO] [stderr] 95  | |         tag!("!") >>
[INFO] [stderr] 96  | |         rule_text: take_till!(char::is_whitespace) >>
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     )
[INFO] [stderr] 101 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/lib.rs:103:1
[INFO] [stderr]     |
[INFO] [stderr] 103 | / named!( wildcard_rule<&str, Rule>,
[INFO] [stderr] 104 | |     do_parse!(
[INFO] [stderr] 105 | |         tag!("*.") >>
[INFO] [stderr] 106 | |         rule_text: take_till!(char::is_whitespace) >>
[INFO] [stderr] ...   |
[INFO] [stderr] 109 | |     )
[INFO] [stderr] 110 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]    --> src/lib.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | / named!( suffix<&str, Rule>,
[INFO] [stderr] 113 | |     do_parse!(
[INFO] [stderr] 114 | |         rule_text: take_till!(char::is_whitespace) >>
[INFO] [stderr] 115 | |         tag!("\n") >>
[INFO] [stderr] 116 | |         ( Rule::Suffix(rule_text.split('.').map(|s| s.to_string() ).rev().collect(), SuffixType::Normal) )
[INFO] [stderr] 117 | |     )
[INFO] [stderr] 118 | | );
[INFO] [stderr]     | |__^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/lib.rs:143:12
[INFO] [stderr]     |
[INFO] [stderr] 143 |         if raw_input.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `raw_input.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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:167:21
[INFO] [stderr]     |
[INFO] [stderr] 167 | /                     match rule {
[INFO] [stderr] 168 | |                         Rule::Suffix(rule_labels, _ty) => {
[INFO] [stderr] 169 | |                             let rlen = rule_labels.len();
[INFO] [stderr] 170 | |                             if rlen > input_tokens_len { continue; }
[INFO] [stderr] ...   |
[INFO] [stderr] 175 | |                         _ => {}
[INFO] [stderr] 176 | |                     }
[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] 167 |                     if let Rule::Suffix(rule_labels, _ty) = rule {
[INFO] [stderr] 168 |     let rlen = rule_labels.len();
[INFO] [stderr] 169 |     if rlen > input_tokens_len { continue; }
[INFO] [stderr] 170 |     if rule_labels[..] == input_tokens[..rlen] {
[INFO] [stderr] 171 |         matches.push(rule);
[INFO] [stderr] 172 |     }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/lib.rs:186:31
[INFO] [stderr]     |
[INFO] [stderr] 186 |               let rule = if let Some(_) = exception {
[INFO] [stderr]     |  ________________________-      ^^^^^^^
[INFO] [stderr] 187 | |                 exception
[INFO] [stderr] 188 | |             } else {
[INFO] [stderr] 189 | |                 matches.iter().max_by_key(|x|{
[INFO] [stderr] ...   |
[INFO] [stderr] 195 | |                 })
[INFO] [stderr] 196 | |             };
[INFO] [stderr]     | |_____________- help: try this: `if exception.is_some()`
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/lib.rs:276:14
[INFO] [stderr]     |
[INFO] [stderr] 276 |             .unwrap_or(filename.to_string());
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| filename.to_string())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[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/lib.rs:290:13
[INFO] [stderr]     |
[INFO] [stderr] 290 | /             match rule {
[INFO] [stderr] 291 | |                 Rule::Suffix(s, ty) => {
[INFO] [stderr] 292 | |                     let section = s.first().unwrap();
[INFO] [stderr] 293 | |                     let entry =
[INFO] [stderr] ...   |
[INFO] [stderr] 318 | |                 _ => {}
[INFO] [stderr] 319 | |             }
[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] 290 |             if let Rule::Suffix(s, ty) = rule {
[INFO] [stderr] 291 |     let section = s.first().unwrap();
[INFO] [stderr] 292 |     let entry =
[INFO] [stderr] 293 |         sections.entry(section.clone()).or_insert_with(Vec::new);
[INFO] [stderr] 294 | 
[INFO] [stderr] 295 |     let contains_punycode = {
[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/lib.rs:304:25
[INFO] [stderr]     |
[INFO] [stderr] 304 | /                         match result {
[INFO] [stderr] 305 | |                             Ok(encoded) => {
[INFO] [stderr] 306 | |                                 let encoded_with_newline = format!("{}\n", encoded);
[INFO] [stderr] 307 | |                                 let synth_rule = ps_line(&encoded_with_newline);
[INFO] [stderr] ...   |
[INFO] [stderr] 312 | |                             Err(_) => {}
[INFO] [stderr] 313 | |                         }
[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] 304 |                         if let Ok(encoded) = result {
[INFO] [stderr] 305 |     let encoded_with_newline = format!("{}\n", encoded);
[INFO] [stderr] 306 |     let synth_rule = ps_line(&encoded_with_newline);
[INFO] [stderr] 307 |     if let Ok((_, Rule::Suffix(synth_rule, ty))) = synth_rule {
[INFO] [stderr] 308 |         entry.push(Rule::Suffix( synth_rule.clone(), ty ));
[INFO] [stderr] 309 |     }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `"docker" "inspect" "55fd491935c08f2960cb293935bbf3da80a91935ace55bcfacbb8164000c13d3"`
[INFO] running `"docker" "rm" "-f" "55fd491935c08f2960cb293935bbf3da80a91935ace55bcfacbb8164000c13d3"`
[INFO] [stdout] 55fd491935c08f2960cb293935bbf3da80a91935ace55bcfacbb8164000c13d3