[INFO] updating cached repository sscdotopen/playing [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/sscdotopen/playing [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/sscdotopen/playing" "work/ex/clippy-test-run/sources/stable/gh/sscdotopen/playing"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/sscdotopen/playing'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sscdotopen/playing" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sscdotopen/playing"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sscdotopen/playing'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5cc1cac1e67c1b9015253da7ad2befe05d1c9aae [INFO] sha for GitHub repo sscdotopen/playing: 5cc1cac1e67c1b9015253da7ad2befe05d1c9aae [INFO] validating manifest of sscdotopen/playing 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 sscdotopen/playing 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 sscdotopen/playing [INFO] finished frobbing sscdotopen/playing [INFO] frobbed toml for sscdotopen/playing written to work/ex/clippy-test-run/sources/stable/gh/sscdotopen/playing/Cargo.toml [INFO] started frobbing sscdotopen/playing [INFO] finished frobbing sscdotopen/playing [INFO] frobbed toml for sscdotopen/playing written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sscdotopen/playing/Cargo.toml [INFO] crate sscdotopen/playing 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 sscdotopen/playing against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/sscdotopen/playing:/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] b5a9d70ee1aa806ee3836133f28ac2bf763fbd9ad5d7f272608c4cf093810338 [INFO] running `"docker" "start" "-a" "b5a9d70ee1aa806ee3836133f28ac2bf763fbd9ad5d7f272608c4cf093810338"` [INFO] [stderr] Checking simdeez v0.4.2 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking playing v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/lib.rs:21:34 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn colwise_summation(matrix: &Vec>) -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: change this to: `&[Vec]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::ptr_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: the loop variable `row` is only used to index `matrix`. [INFO] [stderr] --> src/lib.rs:25:20 [INFO] [stderr] | [INFO] [stderr] 25 | for row in 0..NUM_ROWS { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_range_loop)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 25 | for in matrix.iter().take(NUM_ROWS) { [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/lib.rs:34:34 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn rowwise_summation(matrix: &Vec>) -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: change this to: `&[Vec]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: the loop variable `row` is only used to index `matrix`. [INFO] [stderr] --> src/lib.rs:37:16 [INFO] [stderr] | [INFO] [stderr] 37 | for row in 0..NUM_ROWS { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 37 | for in matrix.iter().take(NUM_ROWS) { [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/lib.rs:46:52 [INFO] [stderr] | [INFO] [stderr] 46 | pub unsafe fn rowwise_simd_summation_sse41(matrix: &Vec>) -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: change this to: `&[Vec]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: the loop variable `row` is only used to index `matrix`. [INFO] [stderr] --> src/lib.rs:52:16 [INFO] [stderr] | [INFO] [stderr] 52 | for row in 0..NUM_ROWS { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 52 | for in matrix.iter().take(NUM_ROWS) { [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: unsafe vector initialization [INFO] [stderr] --> src/lib.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 63 | let mut result: Vec = Vec::with_capacity(Sse41::VF32_WIDTH); [INFO] [stderr] | ------------------------------------- help: consider replace allocation with: `vec![0; Sse41::VF32_WIDTH]` [INFO] [stderr] 64 | result.set_len(Sse41::VF32_WIDTH); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::unsafe_vector_initialization)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unsafe_vector_initialization [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/lib.rs:21:34 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn colwise_summation(matrix: &Vec>) -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: change this to: `&[Vec]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::ptr_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: the loop variable `row` is only used to index `matrix`. [INFO] [stderr] --> src/lib.rs:25:20 [INFO] [stderr] | [INFO] [stderr] 25 | for row in 0..NUM_ROWS { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_range_loop)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 25 | for in matrix.iter().take(NUM_ROWS) { [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/lib.rs:34:34 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn rowwise_summation(matrix: &Vec>) -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: change this to: `&[Vec]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: the loop variable `row` is only used to index `matrix`. [INFO] [stderr] --> src/lib.rs:37:16 [INFO] [stderr] | [INFO] [stderr] 37 | for row in 0..NUM_ROWS { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 37 | for in matrix.iter().take(NUM_ROWS) { [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices. [INFO] [stderr] --> src/lib.rs:46:52 [INFO] [stderr] | [INFO] [stderr] 46 | pub unsafe fn rowwise_simd_summation_sse41(matrix: &Vec>) -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: change this to: `&[Vec]` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: the loop variable `row` is only used to index `matrix`. [INFO] [stderr] --> src/lib.rs:52:16 [INFO] [stderr] | [INFO] [stderr] 52 | for row in 0..NUM_ROWS { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 52 | for in matrix.iter().take(NUM_ROWS) { [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: unsafe vector initialization [INFO] [stderr] --> src/lib.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 63 | let mut result: Vec = Vec::with_capacity(Sse41::VF32_WIDTH); [INFO] [stderr] | ------------------------------------- help: consider replace allocation with: `vec![0; Sse41::VF32_WIDTH]` [INFO] [stderr] 64 | result.set_len(Sse41::VF32_WIDTH); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::unsafe_vector_initialization)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unsafe_vector_initialization [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `playing`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: Could not compile `playing`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "b5a9d70ee1aa806ee3836133f28ac2bf763fbd9ad5d7f272608c4cf093810338"` [INFO] running `"docker" "rm" "-f" "b5a9d70ee1aa806ee3836133f28ac2bf763fbd9ad5d7f272608c4cf093810338"` [INFO] [stdout] b5a9d70ee1aa806ee3836133f28ac2bf763fbd9ad5d7f272608c4cf093810338