[INFO] crate unic-segment 0.7.0 is already in cache
[INFO] extracting crate unic-segment 0.7.0 into work/ex/clippy-test-run/sources/stable/reg/unic-segment/0.7.0
[INFO] extracting crate unic-segment 0.7.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/unic-segment/0.7.0
[INFO] validating manifest of unic-segment-0.7.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of unic-segment-0.7.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing unic-segment-0.7.0
[INFO] finished frobbing unic-segment-0.7.0
[INFO] frobbed toml for unic-segment-0.7.0 written to work/ex/clippy-test-run/sources/stable/reg/unic-segment/0.7.0/Cargo.toml
[INFO] started frobbing unic-segment-0.7.0
[INFO] finished frobbing unic-segment-0.7.0
[INFO] frobbed toml for unic-segment-0.7.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/unic-segment/0.7.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting unic-segment-0.7.0 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/reg/unic-segment/0.7.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1f7cb1dfff69c833473bb4da62da4526c37c585b4fbcb02461b8238f66994083
[INFO] running `"docker" "start" "-a" "1f7cb1dfff69c833473bb4da62da4526c37c585b4fbcb02461b8238f66994083"`
[INFO] [stderr]     Checking unic-ucd-common v0.7.0
[INFO] [stderr]     Checking unic-segment v0.7.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/grapheme.rs:341:13
[INFO] [stderr]     |
[INFO] [stderr] 341 |             offset: offset,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `offset`
[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/grapheme.rs:342:13
[INFO] [stderr]     |
[INFO] [stderr] 342 |             len: len,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `len`
[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/grapheme.rs:343:13
[INFO] [stderr]     |
[INFO] [stderr] 343 |             state: state,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `state`
[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/grapheme.rs:371:13
[INFO] [stderr]     |
[INFO] [stderr] 371 |             offset: offset,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `offset`
[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/grapheme.rs:372:13
[INFO] [stderr]     |
[INFO] [stderr] 372 |             len: len,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `len`
[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/grapheme.rs:373:13
[INFO] [stderr]     |
[INFO] [stderr] 373 |             state: state,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `state`
[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: unneeded return statement
[INFO] [stderr]    --> src/grapheme.rs:595:37
[INFO] [stderr]     |
[INFO] [stderr] 595 |             PairResult::NotBreak => return self.decision(false),
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.decision(false)`
[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/grapheme.rs:596:34
[INFO] [stderr]     |
[INFO] [stderr] 596 |             PairResult::Break => return self.decision(true),
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.decision(true)`
[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/grapheme.rs:599:17
[INFO] [stderr]     |
[INFO] [stderr] 599 |                 return self.decision(!is_extended);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.decision(!is_extended)`
[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/grapheme.rs:565:9
[INFO] [stderr]     |
[INFO] [stderr] 565 | /         if self.offset < chunk_start || self.offset >= chunk_start + chunk.len() {
[INFO] [stderr] 566 | |             if self.offset > chunk_start + chunk.len() || self.cat_after.is_none() {
[INFO] [stderr] 567 | |                 return Err(GraphemeIncomplete::InvalidOffset);
[INFO] [stderr] 568 | |             }
[INFO] [stderr] 569 | |         }
[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] 565 |         if (self.offset < chunk_start || self.offset >= chunk_start + chunk.len()) && (self.offset > chunk_start + chunk.len() || self.cat_after.is_none()) {
[INFO] [stderr] 566 |     return Err(GraphemeIncomplete::InvalidOffset);
[INFO] [stderr] 567 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/grapheme.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     pub fn new<'b>(s: &'b str) -> GraphemeIndices<'b> {
[INFO] [stderr] 33 | |         GraphemeIndices {
[INFO] [stderr] 34 | |             start_offset: s.as_ptr() as usize,
[INFO] [stderr] 35 | |             iter: Graphemes::new(s),
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/grapheme.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     pub fn new_legacy<'b>(s: &'b str) -> GraphemeIndices<'b> {
[INFO] [stderr] 42 | |         GraphemeIndices {
[INFO] [stderr] 43 | |             start_offset: s.as_ptr() as usize,
[INFO] [stderr] 44 | |             iter: Graphemes::new_legacy(s),
[INFO] [stderr] 45 | |         }
[INFO] [stderr] 46 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/grapheme.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 | /     pub fn new<'b>(s: &'b str) -> Graphemes<'b> {
[INFO] [stderr] 104 | |         let len = s.len();
[INFO] [stderr] 105 | |         Graphemes {
[INFO] [stderr] 106 | |             string: s,
[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#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/grapheme.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 | /     pub fn new_legacy<'b>(s: &'b str) -> Graphemes<'b> {
[INFO] [stderr] 115 | |         let len = s.len();
[INFO] [stderr] 116 | |         Graphemes {
[INFO] [stderr] 117 | |             string: s,
[INFO] [stderr] ...   |
[INFO] [stderr] 120 | |         }
[INFO] [stderr] 121 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/grapheme.rs:555:9
[INFO] [stderr]     |
[INFO] [stderr] 555 |         &mut self,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/word.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 | /     pub fn new<'b>(s: &'b str) -> WordBoundIndices<'b> {
[INFO] [stderr] 77 | |         WordBoundIndices {
[INFO] [stderr] 78 | |             start_offset: s.as_ptr() as usize,
[INFO] [stderr] 79 | |             iter: WordBounds::new(s),
[INFO] [stderr] 80 | |         }
[INFO] [stderr] 81 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/grapheme.rs:341:13
[INFO] [stderr]     |
[INFO] [stderr] 341 |             offset: offset,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `offset`
[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/grapheme.rs:342:13
[INFO] [stderr]     |
[INFO] [stderr] 342 |             len: len,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `len`
[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/grapheme.rs:343:13
[INFO] [stderr]     |
[INFO] [stderr] 343 |             state: state,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `state`
[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/grapheme.rs:371:13
[INFO] [stderr]     |
[INFO] [stderr] 371 |             offset: offset,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: replace it with: `offset`
[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/grapheme.rs:372:13
[INFO] [stderr]     |
[INFO] [stderr] 372 |             len: len,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `len`
[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/grapheme.rs:373:13
[INFO] [stderr]     |
[INFO] [stderr] 373 |             state: state,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `state`
[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: the function has a cyclomatic complexity of 30
[INFO] [stderr]    --> src/word.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 | /     fn next(&mut self) -> Option<&'a str> {
[INFO] [stderr] 171 | |         use self::WordBoundsState::*;
[INFO] [stderr] 172 | |         use self::FormatExtendType::*;
[INFO] [stderr] 173 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 396 | |         Some(retstr)
[INFO] [stderr] 397 | |     }
[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: the function has a cyclomatic complexity of 33
[INFO] [stderr]    --> src/word.rs:402:5
[INFO] [stderr]     |
[INFO] [stderr] 402 | /     fn next_back(&mut self) -> Option<&'a str> {
[INFO] [stderr] 403 | |         use self::WordBoundsState::*;
[INFO] [stderr] 404 | |         use self::FormatExtendType::*;
[INFO] [stderr] 405 | |         if self.string.is_empty() {
[INFO] [stderr] ...   |
[INFO] [stderr] 621 | |         Some(retstr)
[INFO] [stderr] 622 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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: unneeded return statement
[INFO] [stderr]    --> src/grapheme.rs:595:37
[INFO] [stderr]     |
[INFO] [stderr] 595 |             PairResult::NotBreak => return self.decision(false),
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.decision(false)`
[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/grapheme.rs:596:34
[INFO] [stderr]     |
[INFO] [stderr] 596 |             PairResult::Break => return self.decision(true),
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.decision(true)`
[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/grapheme.rs:599:17
[INFO] [stderr]     |
[INFO] [stderr] 599 |                 return self.decision(!is_extended);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `self.decision(!is_extended)`
[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/grapheme.rs:565:9
[INFO] [stderr]     |
[INFO] [stderr] 565 | /         if self.offset < chunk_start || self.offset >= chunk_start + chunk.len() {
[INFO] [stderr] 566 | |             if self.offset > chunk_start + chunk.len() || self.cat_after.is_none() {
[INFO] [stderr] 567 | |                 return Err(GraphemeIncomplete::InvalidOffset);
[INFO] [stderr] 568 | |             }
[INFO] [stderr] 569 | |         }
[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] 565 |         if (self.offset < chunk_start || self.offset >= chunk_start + chunk.len()) && (self.offset > chunk_start + chunk.len() || self.cat_after.is_none()) {
[INFO] [stderr] 566 |     return Err(GraphemeIncomplete::InvalidOffset);
[INFO] [stderr] 567 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/grapheme.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     pub fn new<'b>(s: &'b str) -> GraphemeIndices<'b> {
[INFO] [stderr] 33 | |         GraphemeIndices {
[INFO] [stderr] 34 | |             start_offset: s.as_ptr() as usize,
[INFO] [stderr] 35 | |             iter: Graphemes::new(s),
[INFO] [stderr] 36 | |         }
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/grapheme.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     pub fn new_legacy<'b>(s: &'b str) -> GraphemeIndices<'b> {
[INFO] [stderr] 42 | |         GraphemeIndices {
[INFO] [stderr] 43 | |             start_offset: s.as_ptr() as usize,
[INFO] [stderr] 44 | |             iter: Graphemes::new_legacy(s),
[INFO] [stderr] 45 | |         }
[INFO] [stderr] 46 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/grapheme.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 | /     pub fn new<'b>(s: &'b str) -> Graphemes<'b> {
[INFO] [stderr] 104 | |         let len = s.len();
[INFO] [stderr] 105 | |         Graphemes {
[INFO] [stderr] 106 | |             string: s,
[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#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]    --> src/grapheme.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 | /     pub fn new_legacy<'b>(s: &'b str) -> Graphemes<'b> {
[INFO] [stderr] 115 | |         let len = s.len();
[INFO] [stderr] 116 | |         Graphemes {
[INFO] [stderr] 117 | |             string: s,
[INFO] [stderr] ...   |
[INFO] [stderr] 120 | |         }
[INFO] [stderr] 121 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `is_*` usually take self by reference or no self; consider choosing a less ambiguous name
[INFO] [stderr]    --> src/grapheme.rs:555:9
[INFO] [stderr]     |
[INFO] [stderr] 555 |         &mut self,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/word.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 | /     pub fn new<'b>(s: &'b str) -> WordBoundIndices<'b> {
[INFO] [stderr] 77 | |         WordBoundIndices {
[INFO] [stderr] 78 | |             start_offset: s.as_ptr() as usize,
[INFO] [stderr] 79 | |             iter: WordBounds::new(s),
[INFO] [stderr] 80 | |         }
[INFO] [stderr] 81 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 30
[INFO] [stderr]    --> src/word.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 | /     fn next(&mut self) -> Option<&'a str> {
[INFO] [stderr] 171 | |         use self::WordBoundsState::*;
[INFO] [stderr] 172 | |         use self::FormatExtendType::*;
[INFO] [stderr] 173 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 396 | |         Some(retstr)
[INFO] [stderr] 397 | |     }
[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: the function has a cyclomatic complexity of 33
[INFO] [stderr]    --> src/word.rs:402:5
[INFO] [stderr]     |
[INFO] [stderr] 402 | /     fn next_back(&mut self) -> Option<&'a str> {
[INFO] [stderr] 403 | |         use self::WordBoundsState::*;
[INFO] [stderr] 404 | |         use self::FormatExtendType::*;
[INFO] [stderr] 405 | |         if self.string.is_empty() {
[INFO] [stderr] ...   |
[INFO] [stderr] 621 | |         Some(retstr)
[INFO] [stderr] 622 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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]     Finished dev [unoptimized + debuginfo] target(s) in 5.31s
[INFO] running `"docker" "inspect" "1f7cb1dfff69c833473bb4da62da4526c37c585b4fbcb02461b8238f66994083"`
[INFO] running `"docker" "rm" "-f" "1f7cb1dfff69c833473bb4da62da4526c37c585b4fbcb02461b8238f66994083"`
[INFO] [stdout] 1f7cb1dfff69c833473bb4da62da4526c37c585b4fbcb02461b8238f66994083