[INFO] updating cached repository alexpdp7/rustmine
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alexpdp7/rustmine
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alexpdp7/rustmine" "work/ex/clippy-test-run/sources/stable/gh/alexpdp7/rustmine"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/alexpdp7/rustmine'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alexpdp7/rustmine" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/alexpdp7/rustmine"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/alexpdp7/rustmine'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 80ef8ef09ce9b2400b6bab89749d0dafc9360973
[INFO] sha for GitHub repo alexpdp7/rustmine: 80ef8ef09ce9b2400b6bab89749d0dafc9360973
[INFO] validating manifest of alexpdp7/rustmine 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 alexpdp7/rustmine 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 alexpdp7/rustmine
[INFO] finished frobbing alexpdp7/rustmine
[INFO] frobbed toml for alexpdp7/rustmine written to work/ex/clippy-test-run/sources/stable/gh/alexpdp7/rustmine/Cargo.toml
[INFO] started frobbing alexpdp7/rustmine
[INFO] finished frobbing alexpdp7/rustmine
[INFO] frobbed toml for alexpdp7/rustmine written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/alexpdp7/rustmine/Cargo.toml
[INFO] crate alexpdp7/rustmine 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 alexpdp7/rustmine 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-2/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/alexpdp7/rustmine:/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] 25b1eb5bea0f06566f5f56f0f1b7bb5f5b3c896b0b513017a39c4780fefcea93
[INFO] running `"docker" "start" "-a" "25b1eb5bea0f06566f5f56f0f1b7bb5f5b3c896b0b513017a39c4780fefcea93"`
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking rustmine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         println!("");
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `println!("")`
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         println!("");
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: replace it with: `println!()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::println_empty_string)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#println_empty_string
[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/main.rs:19:23
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn print_board(board: &Vec<Vec<Position>>) {
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^ help: change this to: `&[Vec<Position>]`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/main.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn done(board: &Vec<Vec<Position>>) -> bool {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^ help: change this to: `&[Vec<Position>]`
[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 `x` is only used to index `board`.
[INFO] [stderr]   --> src/main.rs:41:18
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for x in 0..board[0].len() {
[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] 41 |         for <item> in board.iter().take(board[0].len()) {
[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/main.rs:50:27
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn count_neighbors(board: &Vec<Vec<Position>>, x: usize, y: usize) -> i32 {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^ help: change this to: `&[Vec<Position>]`
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:80:40
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let split = input.trim().split(" ").collect::<Vec<&str>>();
[INFO] [stderr]    |                                        ^^^ help: try using a char instead: `' '`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `x` is only used to index `board`.
[INFO] [stderr]   --> src/main.rs:87:26
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 for x in 0..board[0].len() {
[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] 87 |                 for <item> in board.iter_mut().take(board[0].len()) {
[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/main.rs:19:23
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn print_board(board: &Vec<Vec<Position>>) {
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^ help: change this to: `&[Vec<Position>]`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/main.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn done(board: &Vec<Vec<Position>>) -> bool {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^ help: change this to: `&[Vec<Position>]`
[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 `x` is only used to index `board`.
[INFO] [stderr]   --> src/main.rs:41:18
[INFO] [stderr]    |
[INFO] [stderr] 41 |         for x in 0..board[0].len() {
[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] 41 |         for <item> in board.iter().take(board[0].len()) {
[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/main.rs:50:27
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn count_neighbors(board: &Vec<Vec<Position>>, x: usize, y: usize) -> i32 {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^ help: change this to: `&[Vec<Position>]`
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:80:40
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let split = input.trim().split(" ").collect::<Vec<&str>>();
[INFO] [stderr]    |                                        ^^^ help: try using a char instead: `' '`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `x` is only used to index `board`.
[INFO] [stderr]   --> src/main.rs:87:26
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 for x in 0..board[0].len() {
[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] 87 |                 for <item> in board.iter_mut().take(board[0].len()) {
[INFO] [stderr]    |                     ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `"docker" "inspect" "25b1eb5bea0f06566f5f56f0f1b7bb5f5b3c896b0b513017a39c4780fefcea93"`
[INFO] running `"docker" "rm" "-f" "25b1eb5bea0f06566f5f56f0f1b7bb5f5b3c896b0b513017a39c4780fefcea93"`
[INFO] [stdout] 25b1eb5bea0f06566f5f56f0f1b7bb5f5b3c896b0b513017a39c4780fefcea93