[INFO] updating cached repository Gold3nCooki3/test_parallel [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Gold3nCooki3/test_parallel [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Gold3nCooki3/test_parallel" "work/ex/clippy-test-run/sources/stable/gh/Gold3nCooki3/test_parallel"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Gold3nCooki3/test_parallel'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Gold3nCooki3/test_parallel" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Gold3nCooki3/test_parallel"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Gold3nCooki3/test_parallel'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6731c068df0e5652c50cf9ea430a5967aa19aa4b [INFO] sha for GitHub repo Gold3nCooki3/test_parallel: 6731c068df0e5652c50cf9ea430a5967aa19aa4b [INFO] validating manifest of Gold3nCooki3/test_parallel 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 Gold3nCooki3/test_parallel 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 Gold3nCooki3/test_parallel [INFO] finished frobbing Gold3nCooki3/test_parallel [INFO] frobbed toml for Gold3nCooki3/test_parallel written to work/ex/clippy-test-run/sources/stable/gh/Gold3nCooki3/test_parallel/Cargo.toml [INFO] started frobbing Gold3nCooki3/test_parallel [INFO] finished frobbing Gold3nCooki3/test_parallel [INFO] frobbed toml for Gold3nCooki3/test_parallel written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Gold3nCooki3/test_parallel/Cargo.toml [INFO] crate Gold3nCooki3/test_parallel has a lockfile. skipping [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 Gold3nCooki3/test_parallel against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Gold3nCooki3/test_parallel:/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 -Dclippy::into_iter_on_array" "-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] 760193e56e09fa48b1487e9f73e1d7d2388179845de9c04b3c0fbd4e7a76fa3c [INFO] running `"docker" "start" "-a" "760193e56e09fa48b1487e9f73e1d7d2388179845de9c04b3c0fbd4e7a76fa3c"` [INFO] [stderr] Checking parallel_scaling v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead [INFO] [stderr] --> src/main.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | print!("\n"); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::print_with_newline)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline [INFO] [stderr] [INFO] [stderr] warning: using `print!()` with a format string that ends in a single newline, consider using `println!()` instead [INFO] [stderr] --> src/main.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | print!("\n"); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::print_with_newline)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline [INFO] [stderr] [INFO] [stderr] warning: Consider removing unnecessary double parentheses [INFO] [stderr] --> src/main.rs:21:21 [INFO] [stderr] | [INFO] [stderr] 21 | / ((0.25 * *(*block).get_unchecked((i-1) * size + j) [INFO] [stderr] 22 | | * *(*block).get_unchecked(i * size + j-1) [INFO] [stderr] 23 | | * *(*block).get_unchecked(i * size + j+1) [INFO] [stderr] 24 | | * *(*block).get_unchecked((i+1) * size + j)))).abs(); [INFO] [stderr] | |_________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::double_parens)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens [INFO] [stderr] [INFO] [stderr] warning: Consider removing unnecessary double parentheses [INFO] [stderr] --> src/main.rs:41:21 [INFO] [stderr] | [INFO] [stderr] 41 | / ((0.25 * *(*matrix).get_unchecked(add + (i+end-1) * size + j) [INFO] [stderr] 42 | | * *(*matrix).get_unchecked(add + (i+end) * size + j-1) [INFO] [stderr] 43 | | * *(*matrix).get_unchecked(add + (i+end) * size + j+1) [INFO] [stderr] 44 | | * *(*matrix).get_unchecked(add + (i+end+1) * size + j)))).abs(); [INFO] [stderr] | |____________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens [INFO] [stderr] [INFO] [stderr] warning: digits grouped inconsistently by underscores [INFO] [stderr] --> src/main.rs:114:91 [INFO] [stderr] | [INFO] [stderr] 114 | time_parallel = (elapsed.as_secs() as f64) + (elapsed.subsec_nanos() as f64 / 1000_000_000.0); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider: `1_000_000_000.0` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::inconsistent_digit_grouping)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#inconsistent_digit_grouping [INFO] [stderr] [INFO] [stderr] warning: digits grouped inconsistently by underscores [INFO] [stderr] --> src/main.rs:130:85 [INFO] [stderr] | [INFO] [stderr] 130 | time_serial = (elapsed.as_secs() as f64) + (elapsed.subsec_nanos() as f64 / 1000_000_000.0); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider: `1_000_000_000.0` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#inconsistent_digit_grouping [INFO] [stderr] [INFO] [stderr] warning: Consider removing unnecessary double parentheses [INFO] [stderr] --> src/main.rs:21:21 [INFO] [stderr] | [INFO] [stderr] 21 | / ((0.25 * *(*block).get_unchecked((i-1) * size + j) [INFO] [stderr] 22 | | * *(*block).get_unchecked(i * size + j-1) [INFO] [stderr] 23 | | * *(*block).get_unchecked(i * size + j+1) [INFO] [stderr] 24 | | * *(*block).get_unchecked((i+1) * size + j)))).abs(); [INFO] [stderr] | |_________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::double_parens)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens [INFO] [stderr] [INFO] [stderr] warning: Consider removing unnecessary double parentheses [INFO] [stderr] --> src/main.rs:41:21 [INFO] [stderr] | [INFO] [stderr] 41 | / ((0.25 * *(*matrix).get_unchecked(add + (i+end-1) * size + j) [INFO] [stderr] 42 | | * *(*matrix).get_unchecked(add + (i+end) * size + j-1) [INFO] [stderr] 43 | | * *(*matrix).get_unchecked(add + (i+end) * size + j+1) [INFO] [stderr] 44 | | * *(*matrix).get_unchecked(add + (i+end+1) * size + j)))).abs(); [INFO] [stderr] | |____________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_parens [INFO] [stderr] [INFO] [stderr] warning: digits grouped inconsistently by underscores [INFO] [stderr] --> src/main.rs:114:91 [INFO] [stderr] | [INFO] [stderr] 114 | time_parallel = (elapsed.as_secs() as f64) + (elapsed.subsec_nanos() as f64 / 1000_000_000.0); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider: `1_000_000_000.0` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::inconsistent_digit_grouping)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#inconsistent_digit_grouping [INFO] [stderr] [INFO] [stderr] warning: digits grouped inconsistently by underscores [INFO] [stderr] --> src/main.rs:130:85 [INFO] [stderr] | [INFO] [stderr] 130 | time_serial = (elapsed.as_secs() as f64) + (elapsed.subsec_nanos() as f64 / 1000_000_000.0); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider: `1_000_000_000.0` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#inconsistent_digit_grouping [INFO] [stderr] [INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change [INFO] [stderr] --> src/main.rs:114:59 [INFO] [stderr] | [INFO] [stderr] 114 | time_parallel = (elapsed.as_secs() as f64) + (elapsed.subsec_nanos() as f64 / 1000_000_000.0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(elapsed.subsec_nanos())` [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: casting u32 to f64 may become silently lossy if types change [INFO] [stderr] --> src/main.rs:130:53 [INFO] [stderr] | [INFO] [stderr] 130 | time_serial = (elapsed.as_secs() as f64) + (elapsed.subsec_nanos() as f64 / 1000_000_000.0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(elapsed.subsec_nanos())` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change [INFO] [stderr] --> src/main.rs:114:59 [INFO] [stderr] | [INFO] [stderr] 114 | time_parallel = (elapsed.as_secs() as f64) + (elapsed.subsec_nanos() as f64 / 1000_000_000.0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(elapsed.subsec_nanos())` [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: casting u32 to f64 may become silently lossy if types change [INFO] [stderr] --> src/main.rs:130:53 [INFO] [stderr] | [INFO] [stderr] 130 | time_serial = (elapsed.as_secs() as f64) + (elapsed.subsec_nanos() as f64 / 1000_000_000.0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(elapsed.subsec_nanos())` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `"docker" "inspect" "760193e56e09fa48b1487e9f73e1d7d2388179845de9c04b3c0fbd4e7a76fa3c"` [INFO] running `"docker" "rm" "-f" "760193e56e09fa48b1487e9f73e1d7d2388179845de9c04b3c0fbd4e7a76fa3c"` [INFO] [stdout] 760193e56e09fa48b1487e9f73e1d7d2388179845de9c04b3c0fbd4e7a76fa3c