[INFO] updating cached repository dmolokanov/tictactoe
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dmolokanov/tictactoe
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dmolokanov/tictactoe" "work/ex/clippy-test-run/sources/stable/gh/dmolokanov/tictactoe"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/dmolokanov/tictactoe'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dmolokanov/tictactoe" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dmolokanov/tictactoe"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dmolokanov/tictactoe'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f8412a739baa31cfa420ca5b9c4969b0a9882b25
[INFO] sha for GitHub repo dmolokanov/tictactoe: f8412a739baa31cfa420ca5b9c4969b0a9882b25
[INFO] validating manifest of dmolokanov/tictactoe 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 dmolokanov/tictactoe 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 dmolokanov/tictactoe
[INFO] finished frobbing dmolokanov/tictactoe
[INFO] frobbed toml for dmolokanov/tictactoe written to work/ex/clippy-test-run/sources/stable/gh/dmolokanov/tictactoe/Cargo.toml
[INFO] started frobbing dmolokanov/tictactoe
[INFO] finished frobbing dmolokanov/tictactoe
[INFO] frobbed toml for dmolokanov/tictactoe written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dmolokanov/tictactoe/Cargo.toml
[INFO] crate dmolokanov/tictactoe 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 dmolokanov/tictactoe 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-5/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/dmolokanov/tictactoe:/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] 759bec72301cbe165ae70e29a626034ac839f6bef8ad90256bb5d8008a5e7cb9
[INFO] running `"docker" "start" "-a" "759bec72301cbe165ae70e29a626034ac839f6bef8ad90256bb5d8008a5e7cb9"`
[INFO] [stderr]     Checking tictactoe v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `game::Game`
[INFO] [stderr]   --> src/game.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | /     pub fn new() -> Game {
[INFO] [stderr] 10 | |         Game {
[INFO] [stderr] 11 | |             board: Board::new()
[INFO] [stderr] 12 | |         }
[INFO] [stderr] 13 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 8  | impl Default for game::Game {
[INFO] [stderr] 9  |     fn default() -> Self {
[INFO] [stderr] 10 |         Self::new()
[INFO] [stderr] 11 |     }
[INFO] [stderr] 12 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/game.rs:15:39
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn place(&mut self, position: &Position, player: Player) -> Result<GameResult, String> {
[INFO] [stderr]    |                                       ^^^^^^^^^ help: consider passing by value instead: `Position`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `game::Game`
[INFO] [stderr]   --> src/game.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | /     pub fn new() -> Game {
[INFO] [stderr] 10 | |         Game {
[INFO] [stderr] 11 | |             board: Board::new()
[INFO] [stderr] 12 | |         }
[INFO] [stderr] 13 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 8  | impl Default for game::Game {
[INFO] [stderr] 9  |     fn default() -> Self {
[INFO] [stderr] 10 |         Self::new()
[INFO] [stderr] 11 |     }
[INFO] [stderr] 12 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `board::Board`
[INFO] [stderr]   --> src/board/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     pub fn new() -> Board {
[INFO] [stderr] 16 | |         Board {
[INFO] [stderr] 17 | |             cells: HashMap::new(),
[INFO] [stderr] 18 | |         }
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/game.rs:15:39
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn place(&mut self, position: &Position, player: Player) -> Result<GameResult, String> {
[INFO] [stderr]    |                                       ^^^^^^^^^ help: consider passing by value instead: `Position`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/board/mod.rs:21:39
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn place(&mut self, position: &Position, player: Player) -> Result<(), String> {
[INFO] [stderr]    |                                       ^^^^^^^^^ help: consider passing by value instead: `Position`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `board::Board`
[INFO] [stderr]   --> src/board/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     pub fn new() -> Board {
[INFO] [stderr] 16 | |         Board {
[INFO] [stderr] 17 | |             cells: HashMap::new(),
[INFO] [stderr] 18 | |         }
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/board/mod.rs:21:39
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn place(&mut self, position: &Position, player: Player) -> Result<(), String> {
[INFO] [stderr]    |                                       ^^^^^^^^^ help: consider passing by value instead: `Position`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "759bec72301cbe165ae70e29a626034ac839f6bef8ad90256bb5d8008a5e7cb9"`
[INFO] running `"docker" "rm" "-f" "759bec72301cbe165ae70e29a626034ac839f6bef8ad90256bb5d8008a5e7cb9"`
[INFO] [stdout] 759bec72301cbe165ae70e29a626034ac839f6bef8ad90256bb5d8008a5e7cb9