[INFO] updating cached repository kogai/tetris
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kogai/tetris
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kogai/tetris" "work/ex/clippy-test-run/sources/stable/gh/kogai/tetris"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/kogai/tetris'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kogai/tetris" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kogai/tetris"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kogai/tetris'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bc9559b92ff95da9e8a4d603b6e481171f7d1d2c
[INFO] sha for GitHub repo kogai/tetris: bc9559b92ff95da9e8a4d603b6e481171f7d1d2c
[INFO] validating manifest of kogai/tetris 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 kogai/tetris 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 kogai/tetris
[INFO] finished frobbing kogai/tetris
[INFO] frobbed toml for kogai/tetris written to work/ex/clippy-test-run/sources/stable/gh/kogai/tetris/Cargo.toml
[INFO] started frobbing kogai/tetris
[INFO] finished frobbing kogai/tetris
[INFO] frobbed toml for kogai/tetris written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kogai/tetris/Cargo.toml
[INFO] crate kogai/tetris 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 kogai/tetris 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/kogai/tetris:/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] d7bb283f32d633b03b304aec82902bdced76ea7e15a5dcc0f98488f7dc38b979
[INFO] running `"docker" "start" "-a" "d7bb283f32d633b03b304aec82902bdced76ea7e15a5dcc0f98488f7dc38b979"`
[INFO] [stderr]     Checking tetris v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/world.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             rx: rx,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `rx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/shape.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             grid: grid,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `grid`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/command.rs:13:22
[INFO] [stderr]    |
[INFO] [stderr] 13 |         Controller { tx: tx }
[INFO] [stderr]    |                      ^^^^^^ help: replace it with: `tx`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/world.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             rx: rx,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `rx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/shape.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             grid: grid,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `grid`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/command.rs:13:22
[INFO] [stderr]    |
[INFO] [stderr] 13 |         Controller { tx: tx }
[INFO] [stderr]    |                      ^^^^^^ help: replace it with: `tx`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `send`
[INFO] [stderr]   --> src/command.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn send(&self, command: Command) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/command.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Left,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Right`
[INFO] [stderr]   --> src/command.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     Right,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `send`
[INFO] [stderr]   --> src/command.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn send(&self, command: Command) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/command.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Left,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Right`
[INFO] [stderr]   --> src/command.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     Right,
[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/world.rs:82:19
[INFO] [stderr]    |
[INFO] [stderr] 82 | pub fn show(grid: &Grid) -> String {
[INFO] [stderr]    |                   ^^^^^
[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/world.rs:82:19
[INFO] [stderr]    |
[INFO] [stderr] 82 | pub fn show(grid: &Grid) -> String {
[INFO] [stderr]    |                   ^^^^^
[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: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/shape.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 | /         match self {
[INFO] [stderr] 117 | |             &Square(ref inner) => Square(inner.move_to(command)),
[INFO] [stderr] 118 | |             &BracketL(ref inner) => BracketL(inner.move_to(command)),
[INFO] [stderr] 119 | |             &BracketR(ref inner) => BracketR(inner.move_to(command)),
[INFO] [stderr] 120 | |             &Straight(ref inner) => Straight(inner.move_to(command)),
[INFO] [stderr] 121 | |             &TLike(ref inner) => TLike(inner.move_to(command)),
[INFO] [stderr] 122 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 116 |         match *self {
[INFO] [stderr] 117 |             Square(ref inner) => Square(inner.move_to(command)),
[INFO] [stderr] 118 |             BracketL(ref inner) => BracketL(inner.move_to(command)),
[INFO] [stderr] 119 |             BracketR(ref inner) => BracketR(inner.move_to(command)),
[INFO] [stderr] 120 |             Straight(ref inner) => Straight(inner.move_to(command)),
[INFO] [stderr] 121 |             TLike(ref inner) => TLike(inner.move_to(command)),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/shape.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 | /         match self {
[INFO] [stderr] 128 | |             &Square(ref inner) |
[INFO] [stderr] 129 | |             &BracketL(ref inner) |
[INFO] [stderr] 130 | |             &BracketR(ref inner) |
[INFO] [stderr] 131 | |             &Straight(ref inner) |
[INFO] [stderr] 132 | |             &TLike(ref inner) => inner.get_positions(),
[INFO] [stderr] 133 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 127 |         match *self {
[INFO] [stderr] 128 |             Square(ref inner) |
[INFO] [stderr] 129 |             BracketL(ref inner) |
[INFO] [stderr] 130 |             BracketR(ref inner) |
[INFO] [stderr] 131 |             Straight(ref inner) |
[INFO] [stderr] 132 |             TLike(ref inner) => inner.get_positions(),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/shape.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 | /         match self {
[INFO] [stderr] 141 | |             &Square(ref inner) |
[INFO] [stderr] 142 | |             &BracketL(ref inner) |
[INFO] [stderr] 143 | |             &BracketR(ref inner) |
[INFO] [stderr] 144 | |             &Straight(ref inner) |
[INFO] [stderr] 145 | |             &TLike(ref inner) => show(&inner.grid),
[INFO] [stderr] 146 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 140 |         match *self {
[INFO] [stderr] 141 |             Square(ref inner) |
[INFO] [stderr] 142 |             BracketL(ref inner) |
[INFO] [stderr] 143 |             BracketR(ref inner) |
[INFO] [stderr] 144 |             Straight(ref inner) |
[INFO] [stderr] 145 |             TLike(ref inner) => show(&inner.grid),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/shape.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 | /         match self {
[INFO] [stderr] 117 | |             &Square(ref inner) => Square(inner.move_to(command)),
[INFO] [stderr] 118 | |             &BracketL(ref inner) => BracketL(inner.move_to(command)),
[INFO] [stderr] 119 | |             &BracketR(ref inner) => BracketR(inner.move_to(command)),
[INFO] [stderr] 120 | |             &Straight(ref inner) => Straight(inner.move_to(command)),
[INFO] [stderr] 121 | |             &TLike(ref inner) => TLike(inner.move_to(command)),
[INFO] [stderr] 122 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 116 |         match *self {
[INFO] [stderr] 117 |             Square(ref inner) => Square(inner.move_to(command)),
[INFO] [stderr] 118 |             BracketL(ref inner) => BracketL(inner.move_to(command)),
[INFO] [stderr] 119 |             BracketR(ref inner) => BracketR(inner.move_to(command)),
[INFO] [stderr] 120 |             Straight(ref inner) => Straight(inner.move_to(command)),
[INFO] [stderr] 121 |             TLike(ref inner) => TLike(inner.move_to(command)),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/shape.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 | /         match self {
[INFO] [stderr] 128 | |             &Square(ref inner) |
[INFO] [stderr] 129 | |             &BracketL(ref inner) |
[INFO] [stderr] 130 | |             &BracketR(ref inner) |
[INFO] [stderr] 131 | |             &Straight(ref inner) |
[INFO] [stderr] 132 | |             &TLike(ref inner) => inner.get_positions(),
[INFO] [stderr] 133 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 127 |         match *self {
[INFO] [stderr] 128 |             Square(ref inner) |
[INFO] [stderr] 129 |             BracketL(ref inner) |
[INFO] [stderr] 130 |             BracketR(ref inner) |
[INFO] [stderr] 131 |             Straight(ref inner) |
[INFO] [stderr] 132 |             TLike(ref inner) => inner.get_positions(),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/shape.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 | /         match self {
[INFO] [stderr] 141 | |             &Square(ref inner) |
[INFO] [stderr] 142 | |             &BracketL(ref inner) |
[INFO] [stderr] 143 | |             &BracketR(ref inner) |
[INFO] [stderr] 144 | |             &Straight(ref inner) |
[INFO] [stderr] 145 | |             &TLike(ref inner) => show(&inner.grid),
[INFO] [stderr] 146 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 140 |         match *self {
[INFO] [stderr] 141 |             Square(ref inner) |
[INFO] [stderr] 142 |             BracketL(ref inner) |
[INFO] [stderr] 143 |             BracketR(ref inner) |
[INFO] [stderr] 144 |             Straight(ref inner) |
[INFO] [stderr] 145 |             TLike(ref inner) => show(&inner.grid),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "d7bb283f32d633b03b304aec82902bdced76ea7e15a5dcc0f98488f7dc38b979"`
[INFO] running `"docker" "rm" "-f" "d7bb283f32d633b03b304aec82902bdced76ea7e15a5dcc0f98488f7dc38b979"`
[INFO] [stdout] d7bb283f32d633b03b304aec82902bdced76ea7e15a5dcc0f98488f7dc38b979