[INFO] crate bit-array 0.4.4 is already in cache
[INFO] extracting crate bit-array 0.4.4 into work/ex/clippy-test-run/sources/stable/reg/bit-array/0.4.4
[INFO] extracting crate bit-array 0.4.4 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/bit-array/0.4.4
[INFO] validating manifest of bit-array-0.4.4 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 bit-array-0.4.4 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 bit-array-0.4.4
[INFO] finished frobbing bit-array-0.4.4
[INFO] frobbed toml for bit-array-0.4.4 written to work/ex/clippy-test-run/sources/stable/reg/bit-array/0.4.4/Cargo.toml
[INFO] started frobbing bit-array-0.4.4
[INFO] finished frobbing bit-array-0.4.4
[INFO] frobbed toml for bit-array-0.4.4 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/bit-array/0.4.4/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 bit-array-0.4.4 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/bit-array/0.4.4:/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] 9df09d5114fd016cb3c6ecb7fb37614c1d86caefb274ce4a99f44c8e0e0e4153
[INFO] running `"docker" "start" "-a" "9df09d5114fd016cb3c6ecb7fb37614c1d86caefb274ce4a99f44c8e0e0e4153"`
[INFO] [stderr]     Checking generic-array v0.3.2
[INFO] [stderr]     Checking bit-array v0.4.4 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]     --> src/lib.rs:1446:60
[INFO] [stderr]      |
[INFO] [stderr] 1446 |         let bit_array = BitArray::<u32, U24>::from_bytes(&[0b10110110, 0b00000000, 0b11111111]);
[INFO] [stderr]      |                                                            ^^^^^^^^^^ help: consider: `0b1011_0110`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]     --> src/lib.rs:1446:72
[INFO] [stderr]      |
[INFO] [stderr] 1446 |         let bit_array = BitArray::<u32, U24>::from_bytes(&[0b10110110, 0b00000000, 0b11111111]);
[INFO] [stderr]      |                                                                        ^^^^^^^^^^ help: consider: `0b0000_0000`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]     --> src/lib.rs:1446:84
[INFO] [stderr]      |
[INFO] [stderr] 1446 |         let bit_array = BitArray::<u32, U24>::from_bytes(&[0b10110110, 0b00000000, 0b11111111]);
[INFO] [stderr]      |                                                                                    ^^^^^^^^^^ help: consider: `0b1111_1111`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]     --> src/lib.rs:1455:36
[INFO] [stderr]      |
[INFO] [stderr] 1455 |         assert_eq!(bv.to_bytes(), [0b10100000]);
[INFO] [stderr]      |                                    ^^^^^^^^^^ help: consider: `0b1010_0000`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]     --> src/lib.rs:1460:36
[INFO] [stderr]      |
[INFO] [stderr] 1460 |         assert_eq!(bv.to_bytes(), [0b00100000, 0b10000000]);
[INFO] [stderr]      |                                    ^^^^^^^^^^ help: consider: `0b0010_0000`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]     --> src/lib.rs:1460:48
[INFO] [stderr]      |
[INFO] [stderr] 1460 |         assert_eq!(bv.to_bytes(), [0b00100000, 0b10000000]);
[INFO] [stderr]      |                                                ^^^^^^^^^^ help: consider: `0b1000_0000`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]     --> src/lib.rs:1473:54
[INFO] [stderr]      |
[INFO] [stderr] 1473 |         assert_eq!(BitArray::<u32, U8>::from_bytes(&[0b00100110]).iter().collect::<Vec<bool>>(), bools);
[INFO] [stderr]      |                                                      ^^^^^^^^^^ help: consider: `0b0010_0110`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]     --> src/lib.rs:1572:51
[INFO] [stderr]      |
[INFO] [stderr] 1572 |         let v = BitArray::<u32, U8>::from_bytes(&[0b00010100]);
[INFO] [stderr]      |                                                   ^^^^^^^^^^ help: consider: `0b0001_0100`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]     --> src/lib.rs:1594:19
[INFO] [stderr]      |
[INFO] [stderr] 1594 |             0, 0, 0b00010100, 0,
[INFO] [stderr]      |                   ^^^^^^^^^^ help: consider: `0b0001_0100`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]     --> src/lib.rs:1595:22
[INFO] [stderr]      |
[INFO] [stderr] 1595 |             0, 0, 0, 0b00110100,
[INFO] [stderr]      |                      ^^^^^^^^^^ help: consider: `0b0011_0100`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `MatchWords`
[INFO] [stderr]    --> src/lib.rs:114:1
[INFO] [stderr]     |
[INFO] [stderr] 114 | type MatchWords<'a, B> = Chain<Enumerate<Blocks<'a, B>>, Skip<Take<Enumerate<Repeat<B>>>>>;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         result = result | ((byte >> i) & 1) << (u8::bits() - 1 - i);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `result |= ((byte >> i) & 1) << (u8::bits() - 1 - i)`
[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: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/lib.rs:193:14
[INFO] [stderr]     |
[INFO] [stderr] 193 |       storage: GenericArray<B, 
[INFO] [stderr]     |  ______________^
[INFO] [stderr] 194 | |         // based on the calculation `(nbits + U32_BITS - 1) / 32::BITS` in bit-vec
[INFO] [stderr] 195 | |         Quot<
[INFO] [stderr] 196 | |             Sub1<Sum<NBits, BitsInOut<B>>>
[INFO] [stderr] 197 | |             ,BitsInOut<B>
[INFO] [stderr] 198 | |             >
[INFO] [stderr] 199 | |         >,
[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: item `BitArray<B, NBits>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:227:1
[INFO] [stderr]     |
[INFO] [stderr] 227 | / impl<B: BitsIn + BitBlock + Default, NBits: Unsigned + NonZero> BitArray<B, NBits>
[INFO] [stderr] 228 | |     where NBits: Add<<B as BitsIn>::Output>,
[INFO] [stderr] 229 | |     <NBits as Add<<B as BitsIn>::Output>>::Output: Sub<typenum::B1>,
[INFO] [stderr] 230 | |     <<NBits as Add<<B as BitsIn>::Output>>::Output as Sub<typenum::B1>>::Output: Div<<B as BitsIn>::Output>,
[INFO] [stderr] ...   |
[INFO] [stderr] 821 | |     }
[INFO] [stderr] 822 | | }
[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: type alias is never used: `MatchWords`
[INFO] [stderr]    --> src/lib.rs:114:1
[INFO] [stderr]     |
[INFO] [stderr] 114 | type MatchWords<'a, B> = Chain<Enumerate<Blocks<'a, B>>, Skip<Take<Enumerate<Repeat<B>>>>>;
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/lib.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         result = result | ((byte >> i) & 1) << (u8::bits() - 1 - i);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `result |= ((byte >> i) & 1) << (u8::bits() - 1 - i)`
[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: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]    --> src/lib.rs:193:14
[INFO] [stderr]     |
[INFO] [stderr] 193 |       storage: GenericArray<B, 
[INFO] [stderr]     |  ______________^
[INFO] [stderr] 194 | |         // based on the calculation `(nbits + U32_BITS - 1) / 32::BITS` in bit-vec
[INFO] [stderr] 195 | |         Quot<
[INFO] [stderr] 196 | |             Sub1<Sum<NBits, BitsInOut<B>>>
[INFO] [stderr] 197 | |             ,BitsInOut<B>
[INFO] [stderr] 198 | |             >
[INFO] [stderr] 199 | |         >,
[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: item `BitArray<B, NBits>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/lib.rs:227:1
[INFO] [stderr]     |
[INFO] [stderr] 227 | / impl<B: BitsIn + BitBlock + Default, NBits: Unsigned + NonZero> BitArray<B, NBits>
[INFO] [stderr] 228 | |     where NBits: Add<<B as BitsIn>::Output>,
[INFO] [stderr] 229 | |     <NBits as Add<<B as BitsIn>::Output>>::Output: Sub<typenum::B1>,
[INFO] [stderr] 230 | |     <<NBits as Add<<B as BitsIn>::Output>>::Output as Sub<typenum::B1>>::Output: Div<<B as BitsIn>::Output>,
[INFO] [stderr] ...   |
[INFO] [stderr] 821 | |     }
[INFO] [stderr] 822 | | }
[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: You are using an explicit closure for cloning elements
[INFO] [stderr]     --> src/lib.rs:1466:44
[INFO] [stderr]      |
[INFO] [stderr] 1466 |         let bit_array: BitArray<u32, U4> = bools.iter().map(|n| *n).collect();
[INFO] [stderr]      |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `bools.iter().cloned()`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]     --> src/lib.rs:1480:44
[INFO] [stderr]      |
[INFO] [stderr] 1480 |         let bit_array: BitArray<u32, U4> = bools.iter().map(|n| *n).collect();
[INFO] [stderr]      |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `bools.iter().cloned()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]     --> src/lib.rs:1485:48
[INFO] [stderr]      |
[INFO] [stderr] 1485 |         let bit_array: BitArray<u32, U10000> = long.iter().map(|n| *n).collect();
[INFO] [stderr]      |                                                ^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `long.iter().cloned()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: This binary expression can be simplified
[INFO] [stderr]     --> src/lib.rs:1554:17
[INFO] [stderr]      |
[INFO] [stderr] 1554 |         assert!(a <= b && a >= b);
[INFO] [stderr]      |                 ^^^^^^^^^^^^^^^^ help: try: `a == b`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(clippy::double_comparisons)] on by default
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_comparisons
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]     --> src/lib.rs:1614:44
[INFO] [stderr]      |
[INFO] [stderr] 1614 |         let bit_array: BitArray<u32, U4> = bools.iter().map(|n| *n).collect();
[INFO] [stderr]      |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `bools.iter().cloned()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]     --> src/lib.rs:1623:44
[INFO] [stderr]      |
[INFO] [stderr] 1623 |         let bit_array: BitArray<u32, U4> = bools.iter().map(|n| *n).collect();
[INFO] [stderr]      |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `bools.iter().cloned()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]     --> src/lib.rs:1632:44
[INFO] [stderr]      |
[INFO] [stderr] 1632 |         let bit_array: BitArray<u32, U4> = bools.iter().map(|n| *n).collect();
[INFO] [stderr]      |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `bools.iter().cloned()`
[INFO] [stderr]      |
[INFO] [stderr]      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `"docker" "inspect" "9df09d5114fd016cb3c6ecb7fb37614c1d86caefb274ce4a99f44c8e0e0e4153"`
[INFO] running `"docker" "rm" "-f" "9df09d5114fd016cb3c6ecb7fb37614c1d86caefb274ce4a99f44c8e0e0e4153"`
[INFO] [stdout] 9df09d5114fd016cb3c6ecb7fb37614c1d86caefb274ce4a99f44c8e0e0e4153