[INFO] updating cached repository RustigeMan/fountain-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RustigeMan/fountain-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RustigeMan/fountain-rs" "work/ex/clippy-test-run/sources/stable/gh/RustigeMan/fountain-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/RustigeMan/fountain-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RustigeMan/fountain-rs" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/RustigeMan/fountain-rs"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/RustigeMan/fountain-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 98092d3985b8cf2f179a440e3f7bd6fa520c4f73
[INFO] sha for GitHub repo RustigeMan/fountain-rs: 98092d3985b8cf2f179a440e3f7bd6fa520c4f73
[INFO] validating manifest of RustigeMan/fountain-rs 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 RustigeMan/fountain-rs 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 RustigeMan/fountain-rs
[INFO] finished frobbing RustigeMan/fountain-rs
[INFO] frobbed toml for RustigeMan/fountain-rs written to work/ex/clippy-test-run/sources/stable/gh/RustigeMan/fountain-rs/Cargo.toml
[INFO] started frobbing RustigeMan/fountain-rs
[INFO] finished frobbing RustigeMan/fountain-rs
[INFO] frobbed toml for RustigeMan/fountain-rs written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/RustigeMan/fountain-rs/Cargo.toml
[INFO] crate RustigeMan/fountain-rs 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 RustigeMan/fountain-rs against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/RustigeMan/fountain-rs:/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] 1abab34c21339d0e36f16aa17adb07852f81fc86238ccc7acd5947586bf658fe
[INFO] running `"docker" "start" "-a" "1abab34c21339d0e36f16aa17adb07852f81fc86238ccc7acd5947586bf658fe"`
[INFO] [stderr]     Checking fountain v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/internal_span.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |             index: index,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `index`
[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/internal_span.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             length: length,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `length`
[INFO] [stderr]    |
[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/internal_span.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             stype: stype,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `stype`
[INFO] [stderr]    |
[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/parser.rs:300:13
[INFO] [stderr]     |
[INFO] [stderr] 300 |             iter: iter,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `iter`
[INFO] [stderr]     |
[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/lib.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             spans: spans,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `spans`
[INFO] [stderr]    |
[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/internal_span.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |             index: index,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `index`
[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/internal_span.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             length: length,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `length`
[INFO] [stderr]    |
[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/internal_span.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             stype: stype,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `stype`
[INFO] [stderr]    |
[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/parser.rs:300:13
[INFO] [stderr]     |
[INFO] [stderr] 300 |             iter: iter,
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace it with: `iter`
[INFO] [stderr]     |
[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/lib.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             spans: spans,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `spans`
[INFO] [stderr]    |
[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: this if statement can be collapsed
[INFO] [stderr]    --> src/parser.rs:97:13
[INFO] [stderr]     |
[INFO] [stderr] 97  | /             if stars > 0 {
[INFO] [stderr] 98  | |                 if emph_beg[stars - 1] == None {
[INFO] [stderr] 99  | |                     let first_star_ind = chars[0].0;
[INFO] [stderr] 100 | |                     emph_beg[stars - 1] = Some(first_star_ind);
[INFO] [stderr] 101 | |                 }
[INFO] [stderr] 102 | |             }
[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] 97  |             if stars > 0 && emph_beg[stars - 1] == None {
[INFO] [stderr] 98  |     let first_star_ind = chars[0].0;
[INFO] [stderr] 99  |     emph_beg[stars - 1] = Some(first_star_ind);
[INFO] [stderr] 100 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/parser.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     return stars;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `stars`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/parser.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     return None;
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: remove `return` as shown: `None`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/parser.rs:326:9
[INFO] [stderr]     |
[INFO] [stderr] 326 |         return Ok(());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this if statement can be collapsed
[INFO] [stderr]    --> src/parser.rs:97:13
[INFO] [stderr]     |
[INFO] [stderr] 97  | /             if stars > 0 {
[INFO] [stderr] 98  | |                 if emph_beg[stars - 1] == None {
[INFO] [stderr] 99  | |                     let first_star_ind = chars[0].0;
[INFO] [stderr] 100 | |                     emph_beg[stars - 1] = Some(first_star_ind);
[INFO] [stderr] 101 | |                 }
[INFO] [stderr] 102 | |             }
[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] 97  |             if stars > 0 && emph_beg[stars - 1] == None {
[INFO] [stderr] 98  |     let first_star_ind = chars[0].0;
[INFO] [stderr] 99  |     emph_beg[stars - 1] = Some(first_star_ind);
[INFO] [stderr] 100 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/parser.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     return stars;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `stars`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/parser.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     return None;
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: remove `return` as shown: `None`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/parser.rs:326:9
[INFO] [stderr]     |
[INFO] [stderr] 326 |         return Ok(());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 48
[INFO] [stderr]   --> src/tests/mod.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     fn action_from_roman_string() {
[INFO] [stderr] 15 | |         let action_str = "Once upon a time in a land far, far away...";
[INFO] [stderr] 16 | |         let doc = Doc::from_string(action_str.to_string());
[INFO] [stderr] 17 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | |         assert_eq!(positions.next(), None);
[INFO] [stderr] 69 | |     }
[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 argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/internal_span.rs:71:29
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn is_element(span: &&Self) -> bool {
[INFO] [stderr]    |                             ^^^^^^ help: consider passing by value instead: `&Self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/internal_span.rs:79:26
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn is_line(span: &&Self) -> bool {
[INFO] [stderr]    |                          ^^^^^^ help: consider passing by value instead: `&Self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/parser.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 | /         match ch {
[INFO] [stderr] 44 | |             '\n' => {
[INFO] [stderr] 45 | |                 int_spans.push(IntSpan::new_line(line_beg, i - line_beg));
[INFO] [stderr] 46 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 56 | |             }
[INFO] [stderr] 57 | |         }
[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] 43 |         if let '\n' = ch {
[INFO] [stderr] 44 |     int_spans.push(IntSpan::new_line(line_beg, i - line_beg));
[INFO] [stderr] 45 | 
[INFO] [stderr] 46 |     //if line_beg == i {
[INFO] [stderr] 47 |     //    blank_line_before = true;
[INFO] [stderr] 48 |     //}
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `chars`.
[INFO] [stderr]    --> src/parser.rs:137:14
[INFO] [stderr]     |
[INFO] [stderr] 137 |     for i in 0..chars.que_len() {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 137 |     for <item> in chars.iter().take(chars.que_len()) {
[INFO] [stderr]     |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `chars`.
[INFO] [stderr]    --> src/parser.rs:150:14
[INFO] [stderr]     |
[INFO] [stderr] 150 |     for i in 0..chars.que_len() {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 150 |     for <item> in chars.iter().take(chars.que_len()) {
[INFO] [stderr]     |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/parser.rs:165:36
[INFO] [stderr]     |
[INFO] [stderr] 165 | fn parse_lines(chars: &str, spans: &Vec<IntSpan>) -> Vec<IntSpan> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^ help: change this to: `&[IntSpan]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> src/parser.rs:169:27
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let mut lines = spans.into_iter().filter(IntSpan::is_line).peekable();
[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: length comparison to zero
[INFO] [stderr]    --> src/parser.rs:179:12
[INFO] [stderr]     |
[INFO] [stderr] 179 |         if trimmed.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `trimmed.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: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/parser.rs:244:53
[INFO] [stderr]     |
[INFO] [stderr] 244 |       None == line.find(char::is_lowercase) && if let Some(_) = line.find(char::is_uppercase) {
[INFO] [stderr]     |  ______________________________________________-      ^^^^^^^
[INFO] [stderr] 245 | |         true
[INFO] [stderr] 246 | |     } else {
[INFO] [stderr] 247 | |         false
[INFO] [stderr] 248 | |     }
[INFO] [stderr]     | |_____- help: try this: `if line.find(char::is_uppercase).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: this boolean expression can be simplified
[INFO] [stderr]    --> src/parser.rs:284:9
[INFO] [stderr]     |
[INFO] [stderr] 284 | /         !line_is_parenthetical(trimmed) && trimmed != ""
[INFO] [stderr] 285 | |             || trimmed == "" && line_str.starts_with("  ")
[INFO] [stderr]     | |__________________________________________________________^ help: try: `!line_is_parenthetical(trimmed) && trimmed != "" || trimmed == "" && line_str.starts_with("  ")`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Doc`
[INFO] [stderr]   --> src/lib.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     pub fn new() -> Self {
[INFO] [stderr] 22 | |         Doc {
[INFO] [stderr] 23 | |             /// Unaltered text content
[INFO] [stderr] 24 | |             text_content: String::new(),
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |         }
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait `SpanLike` has a `len` method but no (possibly inherited) `is_empty` method
[INFO] [stderr]    --> src/lib.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | / pub trait SpanLike: Sized {
[INFO] [stderr] 113 | |     fn doc(&self) -> &Doc;
[INFO] [stderr] 114 | |     //fn doc_mut(&mut self) -> &mut Doc;
[INFO] [stderr] 115 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 154 | |     */
[INFO] [stderr] 155 | | }
[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: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:269:9
[INFO] [stderr]     |
[INFO] [stderr] 269 |         self.clone()
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/internal_span.rs:71:29
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn is_element(span: &&Self) -> bool {
[INFO] [stderr]    |                             ^^^^^^ help: consider passing by value instead: `&Self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/internal_span.rs:79:26
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn is_line(span: &&Self) -> bool {
[INFO] [stderr]    |                          ^^^^^^ help: consider passing by value instead: `&Self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/parser.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 | /         match ch {
[INFO] [stderr] 44 | |             '\n' => {
[INFO] [stderr] 45 | |                 int_spans.push(IntSpan::new_line(line_beg, i - line_beg));
[INFO] [stderr] 46 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 56 | |             }
[INFO] [stderr] 57 | |         }
[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] 43 |         if let '\n' = ch {
[INFO] [stderr] 44 |     int_spans.push(IntSpan::new_line(line_beg, i - line_beg));
[INFO] [stderr] 45 | 
[INFO] [stderr] 46 |     //if line_beg == i {
[INFO] [stderr] 47 |     //    blank_line_before = true;
[INFO] [stderr] 48 |     //}
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `chars`.
[INFO] [stderr]    --> src/parser.rs:137:14
[INFO] [stderr]     |
[INFO] [stderr] 137 |     for i in 0..chars.que_len() {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 137 |     for <item> in chars.iter().take(chars.que_len()) {
[INFO] [stderr]     |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `chars`.
[INFO] [stderr]    --> src/parser.rs:150:14
[INFO] [stderr]     |
[INFO] [stderr] 150 |     for i in 0..chars.que_len() {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]     |
[INFO] [stderr] 150 |     for <item> in chars.iter().take(chars.que_len()) {
[INFO] [stderr]     |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/parser.rs:165:36
[INFO] [stderr]     |
[INFO] [stderr] 165 | fn parse_lines(chars: &str, spans: &Vec<IntSpan>) -> Vec<IntSpan> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^ help: change this to: `&[IntSpan]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the Vec
[INFO] [stderr]    --> src/parser.rs:169:27
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let mut lines = spans.into_iter().filter(IntSpan::is_line).peekable();
[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: length comparison to zero
[INFO] [stderr]    --> src/parser.rs:179:12
[INFO] [stderr]     |
[INFO] [stderr] 179 |         if trimmed.len() == 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `trimmed.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: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/parser.rs:244:53
[INFO] [stderr]     |
[INFO] [stderr] 244 |       None == line.find(char::is_lowercase) && if let Some(_) = line.find(char::is_uppercase) {
[INFO] [stderr]     |  ______________________________________________-      ^^^^^^^
[INFO] [stderr] 245 | |         true
[INFO] [stderr] 246 | |     } else {
[INFO] [stderr] 247 | |         false
[INFO] [stderr] 248 | |     }
[INFO] [stderr]     | |_____- help: try this: `if line.find(char::is_uppercase).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: this boolean expression can be simplified
[INFO] [stderr]    --> src/parser.rs:284:9
[INFO] [stderr]     |
[INFO] [stderr] 284 | /         !line_is_parenthetical(trimmed) && trimmed != ""
[INFO] [stderr] 285 | |             || trimmed == "" && line_str.starts_with("  ")
[INFO] [stderr]     | |__________________________________________________________^ help: try: `!line_is_parenthetical(trimmed) && trimmed != "" || trimmed == "" && line_str.starts_with("  ")`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::nonminimal_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `Doc`
[INFO] [stderr]   --> src/lib.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     pub fn new() -> Self {
[INFO] [stderr] 22 | |         Doc {
[INFO] [stderr] 23 | |             /// Unaltered text content
[INFO] [stderr] 24 | |             text_content: String::new(),
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |         }
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait `SpanLike` has a `len` method but no (possibly inherited) `is_empty` method
[INFO] [stderr]    --> src/lib.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | / pub trait SpanLike: Sized {
[INFO] [stderr] 113 | |     fn doc(&self) -> &Doc;
[INFO] [stderr] 114 | |     //fn doc_mut(&mut self) -> &mut Doc;
[INFO] [stderr] 115 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 154 | |     */
[INFO] [stderr] 155 | | }
[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: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/lib.rs:269:9
[INFO] [stderr]     |
[INFO] [stderr] 269 |         self.clone()
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: try dereferencing it: `*self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "1abab34c21339d0e36f16aa17adb07852f81fc86238ccc7acd5947586bf658fe"`
[INFO] running `"docker" "rm" "-f" "1abab34c21339d0e36f16aa17adb07852f81fc86238ccc7acd5947586bf658fe"`
[INFO] [stdout] 1abab34c21339d0e36f16aa17adb07852f81fc86238ccc7acd5947586bf658fe