[INFO] crate array_tool 1.0.3 is already in cache
[INFO] extracting crate array_tool 1.0.3 into work/ex/clippy-test-run/sources/stable/reg/array_tool/1.0.3
[INFO] extracting crate array_tool 1.0.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/array_tool/1.0.3
[INFO] validating manifest of array_tool-1.0.3 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 array_tool-1.0.3 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 array_tool-1.0.3
[INFO] finished frobbing array_tool-1.0.3
[INFO] frobbed toml for array_tool-1.0.3 written to work/ex/clippy-test-run/sources/stable/reg/array_tool/1.0.3/Cargo.toml
[INFO] started frobbing array_tool-1.0.3
[INFO] finished frobbing array_tool-1.0.3
[INFO] frobbed toml for array_tool-1.0.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/array_tool/1.0.3/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 array_tool-1.0.3 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/array_tool/1.0.3:/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] c60fff62f1c28c67ad88a328d1f20013aa94bff0fd3ed7929cf8b020322083aa
[INFO] running `"docker" "start" "-a" "c60fff62f1c28c67ad88a328d1f20013aa94bff0fd3ed7929cf8b020322083aa"`
[INFO] [stderr]     Checking array_tool v1.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/string.rs:19:7
[INFO] [stderr]    |
[INFO] [stderr] 19 |       source: source,
[INFO] [stderr]    |       ^^^^^^^^^^^^^^ help: replace it with: `source`
[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/string.rs:19:7
[INFO] [stderr]    |
[INFO] [stderr] 19 |       source: source,
[INFO] [stderr]    |       ^^^^^^^^^^^^^^ help: replace it with: `source`
[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: this if statement can be collapsed
[INFO] [stderr]   --> src/string.rs:33:7
[INFO] [stderr]    |
[INFO] [stderr] 33 | /       if self.offset < self.source.len() {
[INFO] [stderr] 34 | |         if self.source.is_char_boundary(idx) {
[INFO] [stderr] 35 | |           let slice: &[u8] = self.source[self.offset..idx].as_bytes();
[INFO] [stderr] 36 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |         }
[INFO] [stderr] 43 | |       }
[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] 33 |       if self.offset < self.source.len() && self.source.is_char_boundary(idx) {
[INFO] [stderr] 34 |   let slice: &[u8] = self.source[self.offset..idx].as_bytes();
[INFO] [stderr] 35 | 
[INFO] [stderr] 36 |   self.grapheme_count += 1;
[INFO] [stderr] 37 |   self.offset = idx;
[INFO] [stderr] 38 | 
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/string.rs:291:17
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 return t.subst_marks(mrkrs.to_vec(), "\n")
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `t.subst_marks(mrkrs.to_vec(), "\n")`
[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: this if statement can be collapsed
[INFO] [stderr]   --> src/string.rs:33:7
[INFO] [stderr]    |
[INFO] [stderr] 33 | /       if self.offset < self.source.len() {
[INFO] [stderr] 34 | |         if self.source.is_char_boundary(idx) {
[INFO] [stderr] 35 | |           let slice: &[u8] = self.source[self.offset..idx].as_bytes();
[INFO] [stderr] 36 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 42 | |         }
[INFO] [stderr] 43 | |       }
[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] 33 |       if self.offset < self.source.len() && self.source.is_char_boundary(idx) {
[INFO] [stderr] 34 |   let slice: &[u8] = self.source[self.offset..idx].as_bytes();
[INFO] [stderr] 35 | 
[INFO] [stderr] 36 |   self.grapheme_count += 1;
[INFO] [stderr] 37 |   self.offset = idx;
[INFO] [stderr] 38 | 
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/string.rs:291:17
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 return t.subst_marks(mrkrs.to_vec(), "\n")
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `t.subst_marks(mrkrs.to_vec(), "\n")`
[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: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/iter.rs:76:30
[INFO] [stderr]    |
[INFO] [stderr] 76 |   fn next_back(&mut self) -> Option<(Option<A::Item>, Option<B::Item>)> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/iter.rs:114:25
[INFO] [stderr]     |
[INFO] [stderr] 114 |   fn next(&mut self) -> Option<(Option<A::Item>, Option<B::Item>)> {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/iter.rs:131:30
[INFO] [stderr]     |
[INFO] [stderr] 131 |   fn next_back(&mut self) -> Option<(Option<A::Item>, Option<B::Item>)>
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/vec.rs:181:8
[INFO] [stderr]     |
[INFO] [stderr] 181 |     if self.len() == 0 { return None; }
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.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: statement can be reduced
[INFO] [stderr]    --> src/vec.rs:185:5
[INFO] [stderr]     |
[INFO] [stderr] 185 |     &self.insert(0, other);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.insert(0, other);`
[INFO] [stderr]     |
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/iter.rs:76:30
[INFO] [stderr]    |
[INFO] [stderr] 76 |   fn next_back(&mut self) -> Option<(Option<A::Item>, Option<B::Item>)> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_operation)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/iter.rs:114:25
[INFO] [stderr]     |
[INFO] [stderr] 114 |   fn next(&mut self) -> Option<(Option<A::Item>, Option<B::Item>)> {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `y` is only used to index `other`.
[INFO] [stderr]    --> src/vec.rs:227:16
[INFO] [stderr]     |
[INFO] [stderr] 227 |       for y in 0..length {
[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] 227 |       for <item> in other.iter().take(length) {
[INFO] [stderr]     |           ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/iter.rs:131:30
[INFO] [stderr]     |
[INFO] [stderr] 131 |   fn next_back(&mut self) -> Option<(Option<A::Item>, Option<B::Item>)>
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `x` is only used to index `out`.
[INFO] [stderr]    --> src/vec.rs:286:14
[INFO] [stderr]     |
[INFO] [stderr] 286 |     for x in 0..self.len()*(qty as usize) {
[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] 286 |     for <item> in out.iter_mut().take(self.len()*(qty as usize)) {
[INFO] [stderr]     |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: this `if` has identical blocks
[INFO] [stderr]    --> src/string.rs:102:61
[INFO] [stderr]     |
[INFO] [stderr] 102 |         } else if !(everything || chars.contains(&character)) {
[INFO] [stderr]     |  _____________________________________________________________^
[INFO] [stderr] 103 | |         output.extend_from_slice(character);
[INFO] [stderr] 104 | |       }
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::if_same_then_else)] on by default
[INFO] [stderr] note: same as this
[INFO] [stderr]    --> src/string.rs:100:28
[INFO] [stderr]     |
[INFO] [stderr] 100 |         if last != character {
[INFO] [stderr]     |  ____________________________^
[INFO] [stderr] 101 | |         output.extend_from_slice(character);
[INFO] [stderr] 102 | |       } else if !(everything || chars.contains(&character)) {
[INFO] [stderr]     | |_______^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/vec.rs:181:8
[INFO] [stderr]     |
[INFO] [stderr] 181 |     if self.len() == 0 { return None; }
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.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: statement can be reduced
[INFO] [stderr]    --> src/vec.rs:185:5
[INFO] [stderr]     |
[INFO] [stderr] 185 |     &self.insert(0, other);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.insert(0, other);`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_operation)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `y` is only used to index `other`.
[INFO] [stderr]    --> src/vec.rs:227:16
[INFO] [stderr]     |
[INFO] [stderr] 227 |       for y in 0..length {
[INFO] [stderr]     |                ^^^^^^^^^
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]    --> src/string.rs:129:33
[INFO] [stderr]     |
[INFO] [stderr] 129 |     if self.is_empty() { return format!("{}", self) };
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `self.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]     = 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]     = note: #[warn(clippy::needless_range_loop)] on by default
[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] 227 |       for <item> in other.iter().take(length) {
[INFO] [stderr]     |           ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/string.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 |         remainder = remainder - 1;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `remainder -= 1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/string.rs:149:16
[INFO] [stderr]     |
[INFO] [stderr] 149 |       for _ in 0..val+1 {
[INFO] [stderr]     |                ^^^^^^^^ help: use: `0..=val`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/string.rs:150:16
[INFO] [stderr]     |
[INFO] [stderr] 150 |           if let Some(_) = iter.peek() { // Don't add spaces if last word
[INFO] [stderr]     |  _________-      ^^^^^^^
[INFO] [stderr] 151 | |           obj.push_str( " " );
[INFO] [stderr] 152 | |         }
[INFO] [stderr]     | |_________- help: try this: `if iter.peek().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: the loop variable `x` is only used to index `out`.
[INFO] [stderr]    --> src/vec.rs:286:14
[INFO] [stderr]     |
[INFO] [stderr] 286 |     for x in 0..self.len()*(qty as usize) {
[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] 286 |     for <item> in out.iter_mut().take(self.len()*(qty as usize)) {
[INFO] [stderr]     |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this loop could be written as a `for` loop
[INFO] [stderr]    --> src/string.rs:222:25
[INFO] [stderr]     |
[INFO] [stderr] 222 |     while let Some(x) = seeker.next() {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^ help: try: `for x in seeker { .. }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::while_let_on_iterator)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_on_iterator
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/string.rs:261:80
[INFO] [stderr]     |
[INFO] [stderr] 261 |       match t[offset..*vec![offset+chunk,t.len()].iter().min().unwrap()].rfind("\n") {
[INFO] [stderr]     |                                                                                ^^^^ help: try using a char instead: `'\n'`
[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/string.rs:263:84
[INFO] [stderr]     |
[INFO] [stderr] 263 |           match t[offset..*vec![offset+chunk,t.len()].iter().min().unwrap()].rfind(" ") {
[INFO] [stderr]     |                                                                                    ^^^ help: try using a char instead: `' '`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/string.rs:267:17
[INFO] [stderr]     |
[INFO] [stderr] 267 | /                 match t.seek_end_of_whitespace(offset+x) {
[INFO] [stderr] 268 | |                   Some(a) => {
[INFO] [stderr] 269 | |                     if a.ne(&0) {
[INFO] [stderr] 270 | |                       eows = x+a-1;
[INFO] [stderr] ...   |
[INFO] [stderr] 273 | |                   None => {},
[INFO] [stderr] 274 | |                 }
[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] 267 |                 if let Some(a) = t.seek_end_of_whitespace(offset+x) {
[INFO] [stderr] 268 |   if a.ne(&0) {
[INFO] [stderr] 269 |     eows = x+a-1;
[INFO] [stderr] 270 |   }
[INFO] [stderr] 271 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: this `if` has identical blocks
[INFO] [stderr]    --> src/string.rs:102:61
[INFO] [stderr]     |
[INFO] [stderr] 102 |         } else if !(everything || chars.contains(&character)) {
[INFO] [stderr]     |  _____________________________________________________________^
[INFO] [stderr] 103 | |         output.extend_from_slice(character);
[INFO] [stderr] 104 | |       }
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::if_same_then_else)] on by default
[INFO] [stderr] note: same as this
[INFO] [stderr]    --> src/string.rs:100:28
[INFO] [stderr]     |
[INFO] [stderr] 100 |         if last != character {
[INFO] [stderr]     |  ____________________________^
[INFO] [stderr] 101 | |         output.extend_from_slice(character);
[INFO] [stderr] 102 | |       } else if !(everything || chars.contains(&character)) {
[INFO] [stderr]     | |_______^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]    --> src/string.rs:129:33
[INFO] [stderr]     |
[INFO] [stderr] 129 |     if self.is_empty() { return format!("{}", self) };
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `self.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]     = 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: manual implementation of an assign operation
[INFO] [stderr]    --> src/string.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 |         remainder = remainder - 1;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `remainder -= 1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/string.rs:149:16
[INFO] [stderr]     |
[INFO] [stderr] 149 |       for _ in 0..val+1 {
[INFO] [stderr]     |                ^^^^^^^^ help: use: `0..=val`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/string.rs:150:16
[INFO] [stderr]     |
[INFO] [stderr] 150 |           if let Some(_) = iter.peek() { // Don't add spaces if last word
[INFO] [stderr]     |  _________-      ^^^^^^^
[INFO] [stderr] 151 | |           obj.push_str( " " );
[INFO] [stderr] 152 | |         }
[INFO] [stderr]     | |_________- help: try this: `if iter.peek().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] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] warning: this loop could be written as a `for` loop
[INFO] [stderr]    --> src/string.rs:222:25
[INFO] [stderr]     |
[INFO] [stderr] 222 |     while let Some(x) = seeker.next() {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^ help: try: `for x in seeker { .. }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::while_let_on_iterator)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#while_let_on_iterator
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/string.rs:261:80
[INFO] [stderr]     |
[INFO] [stderr] 261 |       match t[offset..*vec![offset+chunk,t.len()].iter().min().unwrap()].rfind("\n") {
[INFO] [stderr]     |                                                                                ^^^^ help: try using a char instead: `'\n'`
[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/string.rs:263:84
[INFO] [stderr]     |
[INFO] [stderr] 263 |           match t[offset..*vec![offset+chunk,t.len()].iter().min().unwrap()].rfind(" ") {
[INFO] [stderr]     |                                                                                    ^^^ help: try using a char instead: `' '`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/string.rs:267:17
[INFO] [stderr]     |
[INFO] [stderr] 267 | /                 match t.seek_end_of_whitespace(offset+x) {
[INFO] [stderr] 268 | |                   Some(a) => {
[INFO] [stderr] 269 | |                     if a.ne(&0) {
[INFO] [stderr] 270 | |                       eows = x+a-1;
[INFO] [stderr] ...   |
[INFO] [stderr] 273 | |                   None => {},
[INFO] [stderr] 274 | |                 }
[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] 267 |                 if let Some(a) = t.seek_end_of_whitespace(offset+x) {
[INFO] [stderr] 268 |   if a.ne(&0) {
[INFO] [stderr] 269 |     eows = x+a-1;
[INFO] [stderr] 270 |   }
[INFO] [stderr] 271 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `array_tool`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `array_tool`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c60fff62f1c28c67ad88a328d1f20013aa94bff0fd3ed7929cf8b020322083aa"`
[INFO] running `"docker" "rm" "-f" "c60fff62f1c28c67ad88a328d1f20013aa94bff0fd3ed7929cf8b020322083aa"`
[INFO] [stdout] c60fff62f1c28c67ad88a328d1f20013aa94bff0fd3ed7929cf8b020322083aa