[INFO] crate linux_l6470 0.1.0 is already in cache
[INFO] extracting crate linux_l6470 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/linux_l6470/0.1.0
[INFO] extracting crate linux_l6470 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/linux_l6470/0.1.0
[INFO] validating manifest of linux_l6470-0.1.0 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 linux_l6470-0.1.0 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 linux_l6470-0.1.0
[INFO] finished frobbing linux_l6470-0.1.0
[INFO] frobbed toml for linux_l6470-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/linux_l6470/0.1.0/Cargo.toml
[INFO] started frobbing linux_l6470-0.1.0
[INFO] finished frobbing linux_l6470-0.1.0
[INFO] frobbed toml for linux_l6470-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/linux_l6470/0.1.0/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 linux_l6470-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/linux_l6470/0.1.0:/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] 424c517bb3b8cd8aba659f26bce8f3de075f0b331c22ae513daead67f115d4f8
[INFO] running `"docker" "start" "-a" "424c517bb3b8cd8aba659f26bce8f3de075f0b331c22ae513daead67f115d4f8"`
[INFO] [stderr]     Checking linux_l6470 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:272:13
[INFO] [stderr]     |
[INFO] [stderr] 272 |             spi: spi,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `spi`
[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/lib.rs:272:13
[INFO] [stderr]     |
[INFO] [stderr] 272 |             spi: spi,
[INFO] [stderr]     |             ^^^^^^^^ help: replace it with: `spi`
[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: long literal lacking separators
[INFO] [stderr]   --> src/lib.rs:22:20
[INFO] [stderr]    |
[INFO] [stderr] 22 |         const M1 = 0b00000001;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0000_0001`
[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:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |         const M2 = 0b00000010;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0000_0010`
[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:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |         const M3 = 0b00000100;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0000_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:25:20
[INFO] [stderr]    |
[INFO] [stderr] 25 |         const M4 = 0b00001000;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0000_1000`
[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:26:20
[INFO] [stderr]    |
[INFO] [stderr] 26 |         const M5 = 0b00010000;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0001_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:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 |         const M6 = 0b00100000;
[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:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |         const M7 = 0b01000000;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0100_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:29:20
[INFO] [stderr]    |
[INFO] [stderr] 29 |         const M8 = 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:47:23
[INFO] [stderr]    |
[INFO] [stderr] 47 |         const DIV2  = 0b00000001;
[INFO] [stderr]    |                       ^^^^^^^^^^ help: consider: `0b0000_0001`
[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:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |         const DIV4  = 0b00000010;
[INFO] [stderr]    |                       ^^^^^^^^^^ help: consider: `0b0000_0010`
[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:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |         const DIV16 = 0b00000100;
[INFO] [stderr]    |                       ^^^^^^^^^^ help: consider: `0b0000_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:114:27
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let mut command = 0b10001010;
[INFO] [stderr]     |                           ^^^^^^^^^^ help: consider: `0b1000_1010`
[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:22:20
[INFO] [stderr]    |
[INFO] [stderr] 22 |         const M1 = 0b00000001;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0000_0001`
[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:23:20
[INFO] [stderr]    |
[INFO] [stderr] 23 |         const M2 = 0b00000010;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0000_0010`
[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:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |         const M3 = 0b00000100;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0000_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:25:20
[INFO] [stderr]    |
[INFO] [stderr] 25 |         const M4 = 0b00001000;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0000_1000`
[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:26:20
[INFO] [stderr]    |
[INFO] [stderr] 26 |         const M5 = 0b00010000;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0001_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:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 |         const M6 = 0b00100000;
[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:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |         const M7 = 0b01000000;
[INFO] [stderr]    |                    ^^^^^^^^^^ help: consider: `0b0100_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:29:20
[INFO] [stderr]    |
[INFO] [stderr] 29 |         const M8 = 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:47:23
[INFO] [stderr]    |
[INFO] [stderr] 47 |         const DIV2  = 0b00000001;
[INFO] [stderr]    |                       ^^^^^^^^^^ help: consider: `0b0000_0001`
[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:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |         const DIV4  = 0b00000010;
[INFO] [stderr]    |                       ^^^^^^^^^^ help: consider: `0b0000_0010`
[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:49:23
[INFO] [stderr]    |
[INFO] [stderr] 49 |         const DIV16 = 0b00000100;
[INFO] [stderr]    |                       ^^^^^^^^^^ help: consider: `0b0000_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:114:27
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let mut command = 0b10001010;
[INFO] [stderr]     |                           ^^^^^^^^^^ help: consider: `0b1000_1010`
[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 variable: `tick_ns`
[INFO] [stderr]   --> src/lib.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let tick_ns = 250;
[INFO] [stderr]    |             ^^^^^^^ help: consider using `_tick_ns` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:155:59
[INFO] [stderr]     |
[INFO] [stderr] 155 |         self.write_register(motors, &register::STEP_MODE, step_mode.bits as u32 );
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(step_mode.bits)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         self.transfer(&buf[0..self.daisy_chain as usize]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `reg.address`
[INFO] [stderr]    --> src/lib.rs:183:32
[INFO] [stderr]     |
[INFO] [stderr] 183 |         self.send_byte(motors, 0x00 | reg.address );
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tick_ns`
[INFO] [stderr]   --> src/lib.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let tick_ns = 250;
[INFO] [stderr]    |             ^^^^^^^ help: consider using `_tick_ns` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/lib.rs:155:59
[INFO] [stderr]     |
[INFO] [stderr] 155 |         self.write_register(motors, &register::STEP_MODE, step_mode.bits as u32 );
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(step_mode.bits)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         self.transfer(&buf[0..self.daisy_chain as usize]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `reg.address`
[INFO] [stderr]    --> src/lib.rs:183:32
[INFO] [stderr]     |
[INFO] [stderr] 183 |         self.send_byte(motors, 0x00 | reg.address );
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `"docker" "inspect" "424c517bb3b8cd8aba659f26bce8f3de075f0b331c22ae513daead67f115d4f8"`
[INFO] running `"docker" "rm" "-f" "424c517bb3b8cd8aba659f26bce8f3de075f0b331c22ae513daead67f115d4f8"`
[INFO] [stdout] 424c517bb3b8cd8aba659f26bce8f3de075f0b331c22ae513daead67f115d4f8