[INFO] crate halton 0.1.0 is already in cache [INFO] extracting crate halton 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/halton/0.1.0 [INFO] extracting crate halton 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/halton/0.1.0 [INFO] validating manifest of halton-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 halton-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 halton-0.1.0 [INFO] finished frobbing halton-0.1.0 [INFO] frobbed toml for halton-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/halton/0.1.0/Cargo.toml [INFO] started frobbing halton-0.1.0 [INFO] finished frobbing halton-0.1.0 [INFO] frobbed toml for halton-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/halton/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 halton-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-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/halton/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] 6e2fc59af3599ad94f4ee2040bf7ef14c34da3b5b2662e4920fe4aa7432cefb2 [INFO] running `"docker" "start" "-a" "6e2fc59af3599ad94f4ee2040bf7ef14c34da3b5b2662e4920fe4aa7432cefb2"` [INFO] [stderr] Checking halton v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/lib.rs:196:29 [INFO] [stderr] | [INFO] [stderr] 196 | assert_relative_eq!(0.3333333333333333, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider: `0.333_333_333_333_333_3` [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:197:29 [INFO] [stderr] | [INFO] [stderr] 197 | assert_relative_eq!(0.6666666666666666, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider: `0.666_666_666_666_666_6` [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:198:29 [INFO] [stderr] | [INFO] [stderr] 198 | assert_relative_eq!(0.1111111111111111, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider: `0.111_111_111_111_111_1` [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:199:29 [INFO] [stderr] | [INFO] [stderr] 199 | assert_relative_eq!(0.4444444444444444, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider: `0.444_444_444_444_444_4` [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:200:29 [INFO] [stderr] | [INFO] [stderr] 200 | assert_relative_eq!(0.7777777777777777, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider: `0.777_777_777_777_777_7` [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:201:29 [INFO] [stderr] | [INFO] [stderr] 201 | assert_relative_eq!(0.2222222222222222, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider: `0.222_222_222_222_222_2` [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:202:29 [INFO] [stderr] | [INFO] [stderr] 202 | assert_relative_eq!(0.5555555555555555, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider: `0.555_555_555_555_555_5` [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:203:29 [INFO] [stderr] | [INFO] [stderr] 203 | assert_relative_eq!(0.8888888888888888, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider: `0.888_888_888_888_888_8` [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:204:29 [INFO] [stderr] | [INFO] [stderr] 204 | assert_relative_eq!(0.0370370370370370, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider: `0.037_037_037_037_037_0` [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:216:29 [INFO] [stderr] | [INFO] [stderr] 216 | assert_relative_eq!(0.0370370370370370, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider: `0.037_037_037_037_037_0` [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:222:29 [INFO] [stderr] | [INFO] [stderr] 222 | assert_relative_eq!(4.76837158203125e-07, seq.nth(1048575).unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: consider: `4.768_371_582_031_25e-07` [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:222:59 [INFO] [stderr] | [INFO] [stderr] 222 | assert_relative_eq!(4.76837158203125e-07, seq.nth(1048575).unwrap()); [INFO] [stderr] | ^^^^^^^ help: consider: `1_048_575` [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:228:41 [INFO] [stderr] | [INFO] [stderr] 228 | let mut seq = Sequence::skip(2, 1048575); [INFO] [stderr] | ^^^^^^^ help: consider: `1_048_575` [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:229:29 [INFO] [stderr] | [INFO] [stderr] 229 | assert_relative_eq!(4.76837158203125e-07, seq.next().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: consider: `4.768_371_582_031_25e-07` [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: an inclusive range would be more readable [INFO] [stderr] --> src/lib.rs:137:18 [INFO] [stderr] | [INFO] [stderr] 137 | for i in (1..(D + 1)).rev() { [INFO] [stderr] | ^^^^^^^^^^^^ help: use: `(1..=D)` [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: an inclusive range would be more readable [INFO] [stderr] --> src/lib.rs:137:18 [INFO] [stderr] | [INFO] [stderr] 137 | for i in (1..(D + 1)).rev() { [INFO] [stderr] | ^^^^^^^^^^^^ help: use: `(1..=D)` [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] error: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> examples/halton-sequence.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | handle.write(f.to_string().as_bytes())?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::unused_io_amount)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount [INFO] [stderr] [INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> examples/halton-sequence.rs:51:9 [INFO] [stderr] | [INFO] [stderr] 51 | handle.write(b"\n")?; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `halton`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> benches/bench.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `halton`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "6e2fc59af3599ad94f4ee2040bf7ef14c34da3b5b2662e4920fe4aa7432cefb2"` [INFO] running `"docker" "rm" "-f" "6e2fc59af3599ad94f4ee2040bf7ef14c34da3b5b2662e4920fe4aa7432cefb2"` [INFO] [stdout] 6e2fc59af3599ad94f4ee2040bf7ef14c34da3b5b2662e4920fe4aa7432cefb2