[INFO] updating cached repository increpare/rust_solitaire_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/increpare/rust_solitaire_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/increpare/rust_solitaire_game" "work/ex/clippy-test-run/sources/stable/gh/increpare/rust_solitaire_game"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/increpare/rust_solitaire_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/increpare/rust_solitaire_game" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/increpare/rust_solitaire_game"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/increpare/rust_solitaire_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 415189c6f2a672eaee435b23783eb0b7df3622b5
[INFO] sha for GitHub repo increpare/rust_solitaire_game: 415189c6f2a672eaee435b23783eb0b7df3622b5
[INFO] validating manifest of increpare/rust_solitaire_game 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 increpare/rust_solitaire_game 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 increpare/rust_solitaire_game
[INFO] finished frobbing increpare/rust_solitaire_game
[INFO] frobbed toml for increpare/rust_solitaire_game written to work/ex/clippy-test-run/sources/stable/gh/increpare/rust_solitaire_game/Cargo.toml
[INFO] started frobbing increpare/rust_solitaire_game
[INFO] finished frobbing increpare/rust_solitaire_game
[INFO] frobbed toml for increpare/rust_solitaire_game written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/increpare/rust_solitaire_game/Cargo.toml
[INFO] crate increpare/rust_solitaire_game 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 increpare/rust_solitaire_game 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-0/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/increpare/rust_solitaire_game:/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] 53089230f06222ff655c56f16b54d0c7c6fc879c6bd57206f79c951300c0b7ac
[INFO] running `"docker" "start" "-a" "53089230f06222ff655c56f16b54d0c7c6fc879c6bd57206f79c951300c0b7ac"`
[INFO] [stderr]     Checking hello_world v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |       return 
[INFO] [stderr]    |  _____^
[INFO] [stderr] 22 | |         (x[0]>=y[0] && x[1]>=y[1]&&x[2]>=y[2]&&x[3]>=y[3]) || 
[INFO] [stderr] 23 | |         (x[0]<=y[0] && x[1]<=y[1]&&x[2]<=y[2]&&x[3]<=y[3]);
[INFO] [stderr]    | |___________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 21 |     (x[0]>=y[0] && x[1]>=y[1]&&x[2]>=y[2]&&x[3]>=y[3]) || 
[INFO] [stderr] 22 |         (x[0]<=y[0] && x[1]<=y[1]&&x[2]<=y[2]&&x[3]<=y[3])
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:48:2
[INFO] [stderr]    |
[INFO] [stderr] 48 |     return result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:77:2
[INFO] [stderr]    |
[INFO] [stderr] 77 |     return (result,states_used);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(result,states_used)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this looks like you are trying to use `.. -= ..`, but you really are doing `.. = (- ..)`
[INFO] [stderr]   --> src/main.rs:68:27
[INFO] [stderr]    |
[INFO] [stderr] 68 |             r.playable[CARDCOUNT-2]=-1;
[INFO] [stderr]    |                                    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::suspicious_assignment_formatting)] on by default
[INFO] [stderr]    = note: to remove this lint, use either `-=` or `= -`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_assignment_formatting
[INFO] [stderr] 
[INFO] [stderr] warning: this looks like you are trying to use `.. -= ..`, but you really are doing `.. = (- ..)`
[INFO] [stderr]   --> src/main.rs:69:27
[INFO] [stderr]    |
[INFO] [stderr] 69 |             r.playable[CARDCOUNT-1]=-1;
[INFO] [stderr]    |                                    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, use either `-=` or `= -`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_assignment_formatting
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:118:2
[INFO] [stderr]     |
[INFO] [stderr] 118 |     return (result,s.playable_count);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(result,s.playable_count)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:131:3
[INFO] [stderr]     |
[INFO] [stderr] 131 |         return true;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:133:3
[INFO] [stderr]     |
[INFO] [stderr] 133 |         return false;
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:148:3
[INFO] [stderr]     |
[INFO] [stderr] 148 |         return true;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:150:3
[INFO] [stderr]     |
[INFO] [stderr] 150 |         return false;
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:162:2
[INFO] [stderr]     |
[INFO] [stderr] 162 |     return t;
[INFO] [stderr]     |     ^^^^^^^^^ help: remove `return` as shown: `t`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:173:2
[INFO] [stderr]     |
[INFO] [stderr] 173 |     return t;
[INFO] [stderr]     |     ^^^^^^^^^ help: remove `return` as shown: `t`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:204:3
[INFO] [stderr]     |
[INFO] [stderr] 204 |         return left_score;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `left_score`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:206:3
[INFO] [stderr]     |
[INFO] [stderr] 206 |         return right_score;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `right_score`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:222:2
[INFO] [stderr]     |
[INFO] [stderr] 222 |     return compatibility;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `compatibility`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |       return 
[INFO] [stderr]    |  _____^
[INFO] [stderr] 22 | |         (x[0]>=y[0] && x[1]>=y[1]&&x[2]>=y[2]&&x[3]>=y[3]) || 
[INFO] [stderr] 23 | |         (x[0]<=y[0] && x[1]<=y[1]&&x[2]<=y[2]&&x[3]<=y[3]);
[INFO] [stderr]    | |___________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 21 |     (x[0]>=y[0] && x[1]>=y[1]&&x[2]>=y[2]&&x[3]>=y[3]) || 
[INFO] [stderr] 22 |         (x[0]<=y[0] && x[1]<=y[1]&&x[2]<=y[2]&&x[3]<=y[3])
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:48:2
[INFO] [stderr]    |
[INFO] [stderr] 48 |     return result;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ help: remove `return` as shown: `result`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:77:2
[INFO] [stderr]    |
[INFO] [stderr] 77 |     return (result,states_used);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(result,states_used)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this looks like you are trying to use `.. -= ..`, but you really are doing `.. = (- ..)`
[INFO] [stderr]   --> src/main.rs:68:27
[INFO] [stderr]    |
[INFO] [stderr] 68 |             r.playable[CARDCOUNT-2]=-1;
[INFO] [stderr]    |                                    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::suspicious_assignment_formatting)] on by default
[INFO] [stderr]    = note: to remove this lint, use either `-=` or `= -`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_assignment_formatting
[INFO] [stderr] 
[INFO] [stderr] warning: this looks like you are trying to use `.. -= ..`, but you really are doing `.. = (- ..)`
[INFO] [stderr]   --> src/main.rs:69:27
[INFO] [stderr]    |
[INFO] [stderr] 69 |             r.playable[CARDCOUNT-1]=-1;
[INFO] [stderr]    |                                    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: to remove this lint, use either `-=` or `= -`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_assignment_formatting
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:118:2
[INFO] [stderr]     |
[INFO] [stderr] 118 |     return (result,s.playable_count);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `(result,s.playable_count)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:131:3
[INFO] [stderr]     |
[INFO] [stderr] 131 |         return true;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:133:3
[INFO] [stderr]     |
[INFO] [stderr] 133 |         return false;
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:148:3
[INFO] [stderr]     |
[INFO] [stderr] 148 |         return true;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: remove `return` as shown: `true`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:150:3
[INFO] [stderr]     |
[INFO] [stderr] 150 |         return false;
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:162:2
[INFO] [stderr]     |
[INFO] [stderr] 162 |     return t;
[INFO] [stderr]     |     ^^^^^^^^^ help: remove `return` as shown: `t`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:173:2
[INFO] [stderr]     |
[INFO] [stderr] 173 |     return t;
[INFO] [stderr]     |     ^^^^^^^^^ help: remove `return` as shown: `t`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:204:3
[INFO] [stderr]     |
[INFO] [stderr] 204 |         return left_score;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `left_score`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:206:3
[INFO] [stderr]     |
[INFO] [stderr] 206 |         return right_score;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `right_score`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:222:2
[INFO] [stderr]     |
[INFO] [stderr] 222 |     return compatibility;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `compatibility`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `result`
[INFO] [stderr]   --> src/main.rs:93:11
[INFO] [stderr]    |
[INFO] [stderr] 93 |     for i in 0..s.playable_count {
[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] 93 |     for (i, <item>) in result.iter_mut().enumerate().take(s.playable_count) {
[INFO] [stderr]    |         ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: it looks like you're manually copying between slices
[INFO] [stderr]    --> src/main.rs:102:12
[INFO] [stderr]     |
[INFO] [stderr] 102 |         for j in 0..i {
[INFO] [stderr]     |                  ^^^^ help: try replacing the loop by: `t.playable[..i].clone_from_slice(&s.playable[..i])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::manual_memcpy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy
[INFO] [stderr] 
[INFO] [stderr] warning: it looks like you're manually copying between slices
[INFO] [stderr]    --> src/main.rs:105:12
[INFO] [stderr]     |
[INFO] [stderr] 105 |         for j in (i+1)..s.playable_count {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^ help: try replacing the loop by: `t.playable[((i+1) - 1)..(s.playable_count - 1)].clone_from_slice(&s.playable[(i+1)..s.playable_count])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/main.rs:130:2
[INFO] [stderr]     |
[INFO] [stderr] 130 |       if compatibility[s.left as usize][s.top as usize] == 1 {
[INFO] [stderr]     |  _____^
[INFO] [stderr] 131 | |         return true;
[INFO] [stderr] 132 | |     } else {
[INFO] [stderr] 133 | |         return false;
[INFO] [stderr] 134 | |     }
[INFO] [stderr]     | |_____^ help: you can reduce it to: `return compatibility[s.left as usize][s.top as usize] == 1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/main.rs:147:2
[INFO] [stderr]     |
[INFO] [stderr] 147 |       if compatibility[s.right as usize][s.top as usize] == 1 {
[INFO] [stderr]     |  _____^
[INFO] [stderr] 148 | |         return true;
[INFO] [stderr] 149 | |     } else {
[INFO] [stderr] 150 | |         return false;
[INFO] [stderr] 151 | |     }
[INFO] [stderr]     | |_____^ help: you can reduce it to: `return compatibility[s.right as usize][s.top as usize] == 1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:159:13
[INFO] [stderr]     |
[INFO] [stderr] 159 |         playable: s.playable.clone(),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `s.playable`
[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: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:170:13
[INFO] [stderr]     |
[INFO] [stderr] 170 |         playable: s.playable.clone(),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `s.playable`
[INFO] [stderr]     |
[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: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:179:10
[INFO] [stderr]     |
[INFO] [stderr] 179 |         return 1 as f64;
[INFO] [stderr]     |                ^^^^^^^^ help: try: `f64::from(1)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:182:29
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let mut left_score : f64 = 0 as f64;
[INFO] [stderr]     |                                ^^^^^^^^ help: try: `f64::from(0)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `possibilities`.
[INFO] [stderr]    --> src/main.rs:187:13
[INFO] [stderr]     |
[INFO] [stderr] 187 |         for i  in 0..l {
[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] 187 |         for <item>  in possibilities.iter().take(l) {
[INFO] [stderr]     |             ^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:193:30
[INFO] [stderr]     |
[INFO] [stderr] 193 |     let mut right_score : f64 = 0 as f64;
[INFO] [stderr]     |                                 ^^^^^^^^ help: try: `f64::from(0)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `possibilities`.
[INFO] [stderr]    --> src/main.rs:198:12
[INFO] [stderr]     |
[INFO] [stderr] 198 |         for i in 0..l {
[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] 198 |         for <item> in possibilities.iter().take(l) {
[INFO] [stderr]     |             ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:230:47
[INFO] [stderr]     |
[INFO] [stderr] 230 |     let mut probs : [f64;CARDCOUNT*CARDCOUNT] = [0 as f64;CARDCOUNT*CARDCOUNT];
[INFO] [stderr]     |                                                  ^^^^^^^^ help: try: `f64::from(0)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:239:26
[INFO] [stderr]     |
[INFO] [stderr] 239 |     let mut average : f64 = 0 as f64;
[INFO] [stderr]     |                             ^^^^^^^^ help: try: `f64::from(0)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `probs`.
[INFO] [stderr]    --> src/main.rs:240:12
[INFO] [stderr]     |
[INFO] [stderr] 240 |     for i  in 0..states_used {
[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] 240 |     for <item>  in probs.iter().take(states_used) {
[INFO] [stderr]     |         ^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is used to index `result`
[INFO] [stderr]   --> src/main.rs:93:11
[INFO] [stderr]    |
[INFO] [stderr] 93 |     for i in 0..s.playable_count {
[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] 93 |     for (i, <item>) in result.iter_mut().enumerate().take(s.playable_count) {
[INFO] [stderr]    |         ^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: it looks like you're manually copying between slices
[INFO] [stderr]    --> src/main.rs:102:12
[INFO] [stderr]     |
[INFO] [stderr] 102 |         for j in 0..i {
[INFO] [stderr]     |                  ^^^^ help: try replacing the loop by: `t.playable[..i].clone_from_slice(&s.playable[..i])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::manual_memcpy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy
[INFO] [stderr] 
[INFO] [stderr] warning: it looks like you're manually copying between slices
[INFO] [stderr]    --> src/main.rs:105:12
[INFO] [stderr]     |
[INFO] [stderr] 105 |         for j in (i+1)..s.playable_count {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^ help: try replacing the loop by: `t.playable[((i+1) - 1)..(s.playable_count - 1)].clone_from_slice(&s.playable[(i+1)..s.playable_count])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/main.rs:130:2
[INFO] [stderr]     |
[INFO] [stderr] 130 |       if compatibility[s.left as usize][s.top as usize] == 1 {
[INFO] [stderr]     |  _____^
[INFO] [stderr] 131 | |         return true;
[INFO] [stderr] 132 | |     } else {
[INFO] [stderr] 133 | |         return false;
[INFO] [stderr] 134 | |     }
[INFO] [stderr]     | |_____^ help: you can reduce it to: `return compatibility[s.left as usize][s.top as usize] == 1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/main.rs:147:2
[INFO] [stderr]     |
[INFO] [stderr] 147 |       if compatibility[s.right as usize][s.top as usize] == 1 {
[INFO] [stderr]     |  _____^
[INFO] [stderr] 148 | |         return true;
[INFO] [stderr] 149 | |     } else {
[INFO] [stderr] 150 | |         return false;
[INFO] [stderr] 151 | |     }
[INFO] [stderr]     | |_____^ help: you can reduce it to: `return compatibility[s.right as usize][s.top as usize] == 1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:159:13
[INFO] [stderr]     |
[INFO] [stderr] 159 |         playable: s.playable.clone(),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `s.playable`
[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: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/main.rs:170:13
[INFO] [stderr]     |
[INFO] [stderr] 170 |         playable: s.playable.clone(),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `s.playable`
[INFO] [stderr]     |
[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: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:179:10
[INFO] [stderr]     |
[INFO] [stderr] 179 |         return 1 as f64;
[INFO] [stderr]     |                ^^^^^^^^ help: try: `f64::from(1)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:182:29
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let mut left_score : f64 = 0 as f64;
[INFO] [stderr]     |                                ^^^^^^^^ help: try: `f64::from(0)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `possibilities`.
[INFO] [stderr]    --> src/main.rs:187:13
[INFO] [stderr]     |
[INFO] [stderr] 187 |         for i  in 0..l {
[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] 187 |         for <item>  in possibilities.iter().take(l) {
[INFO] [stderr]     |             ^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:193:30
[INFO] [stderr]     |
[INFO] [stderr] 193 |     let mut right_score : f64 = 0 as f64;
[INFO] [stderr]     |                                 ^^^^^^^^ help: try: `f64::from(0)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `possibilities`.
[INFO] [stderr]    --> src/main.rs:198:12
[INFO] [stderr]     |
[INFO] [stderr] 198 |         for i in 0..l {
[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] 198 |         for <item> in possibilities.iter().take(l) {
[INFO] [stderr]     |             ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:230:47
[INFO] [stderr]     |
[INFO] [stderr] 230 |     let mut probs : [f64;CARDCOUNT*CARDCOUNT] = [0 as f64;CARDCOUNT*CARDCOUNT];
[INFO] [stderr]     |                                                  ^^^^^^^^ help: try: `f64::from(0)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:239:26
[INFO] [stderr]     |
[INFO] [stderr] 239 |     let mut average : f64 = 0 as f64;
[INFO] [stderr]     |                             ^^^^^^^^ help: try: `f64::from(0)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `i` is only used to index `probs`.
[INFO] [stderr]    --> src/main.rs:240:12
[INFO] [stderr]     |
[INFO] [stderr] 240 |     for i  in 0..states_used {
[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] 240 |     for <item>  in probs.iter().take(states_used) {
[INFO] [stderr]     |         ^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "53089230f06222ff655c56f16b54d0c7c6fc879c6bd57206f79c951300c0b7ac"`
[INFO] running `"docker" "rm" "-f" "53089230f06222ff655c56f16b54d0c7c6fc879c6bd57206f79c951300c0b7ac"`
[INFO] [stdout] 53089230f06222ff655c56f16b54d0c7c6fc879c6bd57206f79c951300c0b7ac