[INFO] updating cached repository ChristophWurst/nn_async
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ChristophWurst/nn_async
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ChristophWurst/nn_async" "work/ex/clippy-test-run/sources/stable/gh/ChristophWurst/nn_async"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/ChristophWurst/nn_async'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ChristophWurst/nn_async" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ChristophWurst/nn_async"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ChristophWurst/nn_async'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 80ac2bc888c9038711b85a30ddcc6cbb343b00a0
[INFO] sha for GitHub repo ChristophWurst/nn_async: 80ac2bc888c9038711b85a30ddcc6cbb343b00a0
[INFO] validating manifest of ChristophWurst/nn_async 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 ChristophWurst/nn_async 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 ChristophWurst/nn_async
[INFO] finished frobbing ChristophWurst/nn_async
[INFO] frobbed toml for ChristophWurst/nn_async written to work/ex/clippy-test-run/sources/stable/gh/ChristophWurst/nn_async/Cargo.toml
[INFO] started frobbing ChristophWurst/nn_async
[INFO] finished frobbing ChristophWurst/nn_async
[INFO] frobbed toml for ChristophWurst/nn_async written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/ChristophWurst/nn_async/Cargo.toml
[INFO] crate ChristophWurst/nn_async 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 ChristophWurst/nn_async 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-6/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/ChristophWurst/nn_async:/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] 3f89c4a2eea0eb785172fa6ec0cce92029b7426f659e77596aae13f470bdba40
[INFO] running `"docker" "start" "-a" "3f89c4a2eea0eb785172fa6ec0cce92029b7426f659e77596aae13f470bdba40"`
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking nn_async 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/nn.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn find_closest(p_points: &Vec<Point>, idx: usize) -> usize {
[INFO] [stderr]    |                               ^^^^^^^^^^^ help: change this to: `&[Point]`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/lib.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let x = idx.clone();
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: try removing the `clone` call: `idx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/lib.rs:71:29
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let c: Vec<usize> = chunk.iter().map(|x| *x).collect::<Vec<usize>>();
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `chunk.iter().cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[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/nn.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn find_closest(p_points: &Vec<Point>, idx: usize) -> usize {
[INFO] [stderr]    |                               ^^^^^^^^^^^ help: change this to: `&[Point]`
[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: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/lib.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let x = idx.clone();
[INFO] [stderr]    |                 ^^^^^^^^^^^ help: try removing the `clone` call: `idx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/lib.rs:71:29
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let c: Vec<usize> = chunk.iter().map(|x| *x).collect::<Vec<usize>>();
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `chunk.iter().cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `"docker" "inspect" "3f89c4a2eea0eb785172fa6ec0cce92029b7426f659e77596aae13f470bdba40"`
[INFO] running `"docker" "rm" "-f" "3f89c4a2eea0eb785172fa6ec0cce92029b7426f659e77596aae13f470bdba40"`
[INFO] [stdout] 3f89c4a2eea0eb785172fa6ec0cce92029b7426f659e77596aae13f470bdba40