[INFO] crate arrayvec 0.4.8 is already in cache
[INFO] extracting crate arrayvec 0.4.8 into work/ex/clippy-test-run/sources/stable/reg/arrayvec/0.4.8
[INFO] extracting crate arrayvec 0.4.8 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/arrayvec/0.4.8
[INFO] validating manifest of arrayvec-0.4.8 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 arrayvec-0.4.8 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 arrayvec-0.4.8
[INFO] finished frobbing arrayvec-0.4.8
[INFO] frobbed toml for arrayvec-0.4.8 written to work/ex/clippy-test-run/sources/stable/reg/arrayvec/0.4.8/Cargo.toml
[INFO] started frobbing arrayvec-0.4.8
[INFO] finished frobbing arrayvec-0.4.8
[INFO] frobbed toml for arrayvec-0.4.8 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/arrayvec/0.4.8/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 arrayvec-0.4.8 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/arrayvec/0.4.8:/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] a6bb68d73a8c638f18884b320c272859fed319ed5d9155fb116eed24f71fec43
[INFO] running `"docker" "start" "-a" "a6bb68d73a8c638f18884b320c272859fed319ed5d9155fb116eed24f71fec43"`
[INFO] [stderr]     Checking arrayvec v0.4.8 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/errors.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             element: element,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `element`
[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: literal with an empty format string
[INFO] [stderr]   --> src/errors.rs:50:29
[INFO] [stderr]    |
[INFO] [stderr] 50 |         write!(f, "{}: {}", "CapacityError", CAPERROR)
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::write_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/errors.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             element: element,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `element`
[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: literal with an empty format string
[INFO] [stderr]   --> src/errors.rs:50:29
[INFO] [stderr]    |
[INFO] [stderr] 50 |         write!(f, "{}: {}", "CapacityError", CAPERROR)
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::write_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_literal
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/errors.rs:32:18
[INFO] [stderr]    |
[INFO] [stderr] 32 | const CAPERROR: &'static str = "insufficient capacity";
[INFO] [stderr]    |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/errors.rs:32:18
[INFO] [stderr]    |
[INFO] [stderr] 32 | const CAPERROR: &'static str = "insufficient capacity";
[INFO] [stderr]    |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/array_string.rs:214:23
[INFO] [stderr]     |
[INFO] [stderr] 214 |             let dst = self.xs.as_mut_ptr().offset(self.len() as isize);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.xs.as_mut_ptr().add(self.len())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_offset_with_cast)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/array_string.rs:308:23
[INFO] [stderr]     |
[INFO] [stderr] 308 |             ptr::copy(self.xs.as_ptr().offset(next as isize),
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.xs.as_ptr().add(next)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/array_string.rs:309:23
[INFO] [stderr]     |
[INFO] [stderr] 309 |                       self.xs.as_mut_ptr().offset(idx as isize),
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.xs.as_mut_ptr().add(idx)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a `&mut [u8]` to a `&mut str`
[INFO] [stderr]    --> src/array_string.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 364 |             mem::transmute(sl)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: consider using: `std::str::from_utf8_mut(sl).unwrap()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_bytes_to_str)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_bytes_to_str
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/array_string.rs:447:39
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn lt(&self, rhs: &str) -> bool { &**self < rhs }
[INFO] [stderr]     |                                       -------^^^^^^
[INFO] [stderr]     |                                       |
[INFO] [stderr]     |                                       help: use the left value directly: `**self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/array_string.rs:448:39
[INFO] [stderr]     |
[INFO] [stderr] 448 |     fn le(&self, rhs: &str) -> bool { &**self <= rhs }
[INFO] [stderr]     |                                       -------^^^^^^^
[INFO] [stderr]     |                                       |
[INFO] [stderr]     |                                       help: use the left value directly: `**self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/array_string.rs:449:39
[INFO] [stderr]     |
[INFO] [stderr] 449 |     fn gt(&self, rhs: &str) -> bool { &**self > rhs }
[INFO] [stderr]     |                                       -------^^^^^^
[INFO] [stderr]     |                                       |
[INFO] [stderr]     |                                       help: use the left value directly: `**self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/array_string.rs:450:39
[INFO] [stderr]     |
[INFO] [stderr] 450 |     fn ge(&self, rhs: &str) -> bool { &**self >= rhs }
[INFO] [stderr]     |                                       -------^^^^^^^
[INFO] [stderr]     |                                       |
[INFO] [stderr]     |                                       help: use the left value directly: `**self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/array_string.rs:457:50
[INFO] [stderr]     |
[INFO] [stderr] 457 |     fn lt(&self, rhs: &ArrayString<A>) -> bool { self < &**rhs }
[INFO] [stderr]     |                                                  ^^^^^^^------
[INFO] [stderr]     |                                                         |
[INFO] [stderr]     |                                                         help: use the right value directly: `**rhs`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/array_string.rs:458:50
[INFO] [stderr]     |
[INFO] [stderr] 458 |     fn le(&self, rhs: &ArrayString<A>) -> bool { self <= &**rhs }
[INFO] [stderr]     |                                                  ^^^^^^^^------
[INFO] [stderr]     |                                                          |
[INFO] [stderr]     |                                                          help: use the right value directly: `**rhs`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/array_string.rs:459:50
[INFO] [stderr]     |
[INFO] [stderr] 459 |     fn gt(&self, rhs: &ArrayString<A>) -> bool { self > &**rhs }
[INFO] [stderr]     |                                                  ^^^^^^^------
[INFO] [stderr]     |                                                         |
[INFO] [stderr]     |                                                         help: use the right value directly: `**rhs`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/array_string.rs:460:50
[INFO] [stderr]     |
[INFO] [stderr] 460 |     fn ge(&self, rhs: &ArrayString<A>) -> bool { self >= &**rhs }
[INFO] [stderr]     |                                                  ^^^^^^^^------
[INFO] [stderr]     |                                                          |
[INFO] [stderr]     |                                                          help: use the right value directly: `**rhs`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]   --> src/char.rs:33:28
[INFO] [stderr]    |
[INFO] [stderr] 33 |     if code < MAX_ONE_B && buf.len() >= 1 {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!buf.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: item `ArrayVec<A>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 | / impl<A: Array> ArrayVec<A> {
[INFO] [stderr] 121 | |     /// Create a new empty `ArrayVec`.
[INFO] [stderr] 122 | |     ///
[INFO] [stderr] 123 | |     /// Capacity is inferred from the type parameter.
[INFO] [stderr] ...   |
[INFO] [stderr] 601 | |     }
[INFO] [stderr] 602 | | }
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/lib.rs:445:24
[INFO] [stderr]     |
[INFO] [stderr] 445 |             self.drain(index..index + 1).next()
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^ help: use: `index..=index`
[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: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:845:27
[INFO] [stderr]     |
[INFO] [stderr] 845 |                 let src = source_vec.as_ptr().offset(tail as isize);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `source_vec.as_ptr().add(tail)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:846:27
[INFO] [stderr]     |
[INFO] [stderr] 846 |                 let dst = source_vec.as_mut_ptr().offset(start as isize);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `source_vec.as_mut_ptr().add(start)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:881:27
[INFO] [stderr]     |
[INFO] [stderr] 881 |             let mut ptr = self.as_mut_ptr().offset(len as isize);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.as_mut_ptr().add(len)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/array_string.rs:214:23
[INFO] [stderr]     |
[INFO] [stderr] 214 |             let dst = self.xs.as_mut_ptr().offset(self.len() as isize);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.xs.as_mut_ptr().add(self.len())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_offset_with_cast)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/array_string.rs:308:23
[INFO] [stderr]     |
[INFO] [stderr] 308 |             ptr::copy(self.xs.as_ptr().offset(next as isize),
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.xs.as_ptr().add(next)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/array_string.rs:309:23
[INFO] [stderr]     |
[INFO] [stderr] 309 |                       self.xs.as_mut_ptr().offset(idx as isize),
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.xs.as_mut_ptr().add(idx)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a `&mut [u8]` to a `&mut str`
[INFO] [stderr]    --> src/array_string.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 364 |             mem::transmute(sl)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: consider using: `std::str::from_utf8_mut(sl).unwrap()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_bytes_to_str)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_bytes_to_str
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/array_string.rs:447:39
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn lt(&self, rhs: &str) -> bool { &**self < rhs }
[INFO] [stderr]     |                                       -------^^^^^^
[INFO] [stderr]     |                                       |
[INFO] [stderr]     |                                       help: use the left value directly: `**self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/array_string.rs:448:39
[INFO] [stderr]     |
[INFO] [stderr] 448 |     fn le(&self, rhs: &str) -> bool { &**self <= rhs }
[INFO] [stderr]     |                                       -------^^^^^^^
[INFO] [stderr]     |                                       |
[INFO] [stderr]     |                                       help: use the left value directly: `**self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/array_string.rs:449:39
[INFO] [stderr]     |
[INFO] [stderr] 449 |     fn gt(&self, rhs: &str) -> bool { &**self > rhs }
[INFO] [stderr]     |                                       -------^^^^^^
[INFO] [stderr]     |                                       |
[INFO] [stderr]     |                                       help: use the left value directly: `**self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/array_string.rs:450:39
[INFO] [stderr]     |
[INFO] [stderr] 450 |     fn ge(&self, rhs: &str) -> bool { &**self >= rhs }
[INFO] [stderr]     |                                       -------^^^^^^^
[INFO] [stderr]     |                                       |
[INFO] [stderr]     |                                       help: use the left value directly: `**self`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/array_string.rs:457:50
[INFO] [stderr]     |
[INFO] [stderr] 457 |     fn lt(&self, rhs: &ArrayString<A>) -> bool { self < &**rhs }
[INFO] [stderr]     |                                                  ^^^^^^^------
[INFO] [stderr]     |                                                         |
[INFO] [stderr]     |                                                         help: use the right value directly: `**rhs`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/array_string.rs:458:50
[INFO] [stderr]     |
[INFO] [stderr] 458 |     fn le(&self, rhs: &ArrayString<A>) -> bool { self <= &**rhs }
[INFO] [stderr]     |                                                  ^^^^^^^^------
[INFO] [stderr]     |                                                          |
[INFO] [stderr]     |                                                          help: use the right value directly: `**rhs`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/array_string.rs:459:50
[INFO] [stderr]     |
[INFO] [stderr] 459 |     fn gt(&self, rhs: &ArrayString<A>) -> bool { self > &**rhs }
[INFO] [stderr]     |                                                  ^^^^^^^------
[INFO] [stderr]     |                                                         |
[INFO] [stderr]     |                                                         help: use the right value directly: `**rhs`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: taken reference of right operand
[INFO] [stderr]    --> src/array_string.rs:460:50
[INFO] [stderr]     |
[INFO] [stderr] 460 |     fn ge(&self, rhs: &ArrayString<A>) -> bool { self >= &**rhs }
[INFO] [stderr]     |                                                  ^^^^^^^^------
[INFO] [stderr]     |                                                          |
[INFO] [stderr]     |                                                          help: use the right value directly: `**rhs`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]   --> src/char.rs:33:28
[INFO] [stderr]    |
[INFO] [stderr] 33 |     if code < MAX_ONE_B && buf.len() >= 1 {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!buf.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: item `ArrayVec<A>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 | / impl<A: Array> ArrayVec<A> {
[INFO] [stderr] 121 | |     /// Create a new empty `ArrayVec`.
[INFO] [stderr] 122 | |     ///
[INFO] [stderr] 123 | |     /// Capacity is inferred from the type parameter.
[INFO] [stderr] ...   |
[INFO] [stderr] 601 | |     }
[INFO] [stderr] 602 | | }
[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: an inclusive range would be more readable
[INFO] [stderr]    --> src/lib.rs:445:24
[INFO] [stderr]     |
[INFO] [stderr] 445 |             self.drain(index..index + 1).next()
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^ help: use: `index..=index`
[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: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:845:27
[INFO] [stderr]     |
[INFO] [stderr] 845 |                 let src = source_vec.as_ptr().offset(tail as isize);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `source_vec.as_ptr().add(tail)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:846:27
[INFO] [stderr]     |
[INFO] [stderr] 846 |                 let dst = source_vec.as_mut_ptr().offset(start as isize);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `source_vec.as_mut_ptr().add(start)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]    --> src/lib.rs:881:27
[INFO] [stderr]     |
[INFO] [stderr] 881 |             let mut ptr = self.as_mut_ptr().offset(len as isize);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.as_mut_ptr().add(len)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: this boolean expression can be simplified
[INFO] [stderr]   --> benches/arraystring.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |             if !v.try_push(ch).is_ok() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `v.try_push(ch).is_err()`
[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: statement can be reduced
[INFO] [stderr]    --> tests/tests.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 |     &data as &Send;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^ help: replace it with: `data;`
[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: statement can be reduced
[INFO] [stderr]    --> tests/tests.rs:150:5
[INFO] [stderr]     |
[INFO] [stderr] 150 |     &data as &Sync;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^ help: replace it with: `data;`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_operation
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]    --> tests/tests.rs:388:16
[INFO] [stderr]     |
[INFO] [stderr] 388 |           if let Err(_) = s.try_push(c) {
[INFO] [stderr]     |  _________-      ^^^^^^
[INFO] [stderr] 389 | |             break;
[INFO] [stderr] 390 | |         }
[INFO] [stderr]     | |_________- help: try this: `if s.try_push(c).is_err()`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `"docker" "inspect" "a6bb68d73a8c638f18884b320c272859fed319ed5d9155fb116eed24f71fec43"`
[INFO] running `"docker" "rm" "-f" "a6bb68d73a8c638f18884b320c272859fed319ed5d9155fb116eed24f71fec43"`
[INFO] [stdout] a6bb68d73a8c638f18884b320c272859fed319ed5d9155fb116eed24f71fec43