[INFO] crate endian_trait 0.6.0 is already in cache
[INFO] extracting crate endian_trait 0.6.0 into work/ex/clippy-test-run/sources/stable/reg/endian_trait/0.6.0
[INFO] extracting crate endian_trait 0.6.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/endian_trait/0.6.0
[INFO] validating manifest of endian_trait-0.6.0 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 endian_trait-0.6.0 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 endian_trait-0.6.0
[INFO] finished frobbing endian_trait-0.6.0
[INFO] frobbed toml for endian_trait-0.6.0 written to work/ex/clippy-test-run/sources/stable/reg/endian_trait/0.6.0/Cargo.toml
[INFO] started frobbing endian_trait-0.6.0
[INFO] finished frobbing endian_trait-0.6.0
[INFO] frobbed toml for endian_trait-0.6.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/endian_trait/0.6.0/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 endian_trait-0.6.0 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/endian_trait/0.6.0:/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] 5b30d2ba502fcd8e7ff07629345071de3113054553c5409fab598a5911e965c3
[INFO] running `"docker" "start" "-a" "5b30d2ba502fcd8e7ff07629345071de3113054553c5409fab598a5911e965c3"`
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling endian_trait_derive v0.6.0
[INFO] [stderr]     Checking endian_trait v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: transmute from a `u32` to a `char`
[INFO] [stderr]    --> src/lib.rs:130:12
[INFO] [stderr]     |
[INFO] [stderr] 130 |         unsafe { ::std::mem::transmute(flip) }
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32(flip).unwrap()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_int_to_char)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_int_to_char
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a `u32` to a `char`
[INFO] [stderr]    --> src/lib.rs:142:12
[INFO] [stderr]     |
[INFO] [stderr] 142 |         unsafe { ::std::mem::transmute(flip) }
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32(flip).unwrap()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_int_to_char
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a `u32` to a `char`
[INFO] [stderr]    --> src/lib.rs:151:12
[INFO] [stderr]     |
[INFO] [stderr] 151 |         unsafe { ::std::mem::transmute((self as u32).to_be()) }
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32((self as u32).to_be()).unwrap()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_int_to_char
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a `u32` to a `char`
[INFO] [stderr]    --> src/lib.rs:160:12
[INFO] [stderr]     |
[INFO] [stderr] 160 |         unsafe { ::std::mem::transmute((self as u32).to_le()) }
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32((self as u32).to_le()).unwrap()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_int_to_char
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a `u32` to a `char`
[INFO] [stderr]    --> src/lib.rs:130:12
[INFO] [stderr]     |
[INFO] [stderr] 130 |         unsafe { ::std::mem::transmute(flip) }
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32(flip).unwrap()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_int_to_char)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_int_to_char
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a `u32` to a `char`
[INFO] [stderr]    --> src/lib.rs:142:12
[INFO] [stderr]     |
[INFO] [stderr] 142 |         unsafe { ::std::mem::transmute(flip) }
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32(flip).unwrap()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_int_to_char
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a `u32` to a `char`
[INFO] [stderr]    --> src/lib.rs:151:12
[INFO] [stderr]     |
[INFO] [stderr] 151 |         unsafe { ::std::mem::transmute((self as u32).to_be()) }
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32((self as u32).to_be()).unwrap()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_int_to_char
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a `u32` to a `char`
[INFO] [stderr]    --> src/lib.rs:160:12
[INFO] [stderr]     |
[INFO] [stderr] 160 |         unsafe { ::std::mem::transmute((self as u32).to_le()) }
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32((self as u32).to_le()).unwrap()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_int_to_char
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> tests/zst.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/nested_struct.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/nested_struct.rs:23:6
[INFO] [stderr]    |
[INFO] [stderr] 23 |         c: 0x9ABCDEF0,
[INFO] [stderr]    |            ^^^^^^^^^^ help: consider: `0x9ABC_DEF0`
[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]   --> tests/nested_struct.rs:24:6
[INFO] [stderr]    |
[INFO] [stderr] 24 |         d: 0x123456789ABCDEF0,
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^ help: consider: `0x1234_5678_9ABC_DEF0`
[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]   --> tests/nested_struct.rs:37:6
[INFO] [stderr]    |
[INFO] [stderr] 37 |         a: 0xabad1dea0c05fefe,
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^ help: consider: `0xabad_1dea_0c05_fefe`
[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]   --> tests/slices.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr] 10 |         1, 512, 196608, 67108864, 83886080, 393216, 1792, 8,
[INFO] [stderr]    |                 ^^^^^^ help: consider: `196_608`
[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]   --> tests/slices.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 |         1, 512, 196608, 67108864, 83886080, 393216, 1792, 8,
[INFO] [stderr]    |                         ^^^^^^^^ help: consider: `67_108_864`
[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]   --> tests/slices.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 |         1, 512, 196608, 67108864, 83886080, 393216, 1792, 8,
[INFO] [stderr]    |                                   ^^^^^^^^ help: consider: `83_886_080`
[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]   --> tests/slices.rs:10:39
[INFO] [stderr]    |
[INFO] [stderr] 10 |         1, 512, 196608, 67108864, 83886080, 393216, 1792, 8,
[INFO] [stderr]    |                                             ^^^^^^ help: consider: `393_216`
[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: unused `#[macro_use]` import
[INFO] [stderr]   --> tests/generics.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/generics.rs:44:6
[INFO] [stderr]    |
[INFO] [stderr] 44 |         d: 1234567890,
[INFO] [stderr]    |            ^^^^^^^^^^ help: consider: `1_234_567_890`
[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]   --> tests/generics.rs:45:6
[INFO] [stderr]    |
[INFO] [stderr] 45 |         e: 6.283185307179586,
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^ help: consider: `6.283_185_307_179_586`
[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: unused `#[macro_use]` import
[INFO] [stderr]   --> tests/enum.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/simple_struct.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/simple_struct.rs:26:6
[INFO] [stderr]    |
[INFO] [stderr] 26 |         c: 0x9ABCDEF0,
[INFO] [stderr]    |            ^^^^^^^^^^ help: consider: `0x9ABC_DEF0`
[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]   --> tests/simple_struct.rs:27:6
[INFO] [stderr]    |
[INFO] [stderr] 27 |         d: 0x123456789ABCDEF0,
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^ help: consider: `0x1234_5678_9ABC_DEF0`
[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: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/tuple_struct.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/tuple_struct.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |         0x0123456789ABCDEF,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^ help: consider: `0x0123_4567_89AB_CDEF`
[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]   --> tests/tuple_struct.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 |         0x02468ACD,
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider: `0x0246_8ACD`
[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: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/complex_struct.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> tests/complex_struct.rs:30:6
[INFO] [stderr]    |
[INFO] [stderr] 30 |         d: 0xdeadbeef,
[INFO] [stderr]    |            ^^^^^^^^^^ help: consider: `0xdead_beef`
[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]   --> tests/complex_struct.rs:32:6
[INFO] [stderr]    |
[INFO] [stderr] 32 |         f: 0xc001c0deabad1dea,
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^ help: consider: `0xc001_c0de_abad_1dea`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 13.03s
[INFO] running `"docker" "inspect" "5b30d2ba502fcd8e7ff07629345071de3113054553c5409fab598a5911e965c3"`
[INFO] running `"docker" "rm" "-f" "5b30d2ba502fcd8e7ff07629345071de3113054553c5409fab598a5911e965c3"`
[INFO] [stdout] 5b30d2ba502fcd8e7ff07629345071de3113054553c5409fab598a5911e965c3