Dec 11 17:39:12.824 INFO checking gyscos/superc4 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 17:39:12.824 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 17:39:13.211 INFO [stdout] d80e923a7e9e73caedb9745b3abd7e636dc4f88f3caa0e5af67e83b4b02661ed
Dec 11 17:39:13.213 INFO running `"docker" "start" "-a" "d80e923a7e9e73caedb9745b3abd7e636dc4f88f3caa0e5af67e83b4b02661ed"`
Dec 11 17:39:14.636 INFO [stderr] usermod: no changes
Dec 11 17:39:14.708 INFO [stderr]     Checking superc4 v0.1.0 (/source)
Dec 11 17:39:15.193 INFO [stderr] warning: unused import: `std::iter`
Dec 11 17:39:15.193 INFO [stderr]  --> src/game/game.rs:1:5
Dec 11 17:39:15.193 INFO [stderr]   |
Dec 11 17:39:15.193 INFO [stderr] 1 | use std::iter;
Dec 11 17:39:15.193 INFO [stderr]   |     ^^^^^^^^^
Dec 11 17:39:15.193 INFO [stderr]   |
Dec 11 17:39:15.193 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 17:39:15.193 INFO [stderr] 
Dec 11 17:39:15.292 INFO [stderr] warning: unused variable: `game`
Dec 11 17:39:15.292 INFO [stderr]   --> src/main.rs:10:13
Dec 11 17:39:15.292 INFO [stderr]    |
Dec 11 17:39:15.293 INFO [stderr] 10 |     let mut game = Game::new(Configuration::clean_8());
Dec 11 17:39:15.293 INFO [stderr]    |             ^^^^ help: consider using `_game` instead
Dec 11 17:39:15.293 INFO [stderr]    |
Dec 11 17:39:15.294 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 17:39:15.294 INFO [stderr] 
Dec 11 17:39:15.295 INFO [stderr] warning: variable does not need to be mutable
Dec 11 17:39:15.296 INFO [stderr]   --> src/main.rs:10:9
Dec 11 17:39:15.296 INFO [stderr]    |
Dec 11 17:39:15.296 INFO [stderr] 10 |     let mut game = Game::new(Configuration::clean_8());
Dec 11 17:39:15.297 INFO [stderr]    |         ----^^^^
Dec 11 17:39:15.297 INFO [stderr]    |         |
Dec 11 17:39:15.297 INFO [stderr]    |         help: remove this `mut`
Dec 11 17:39:15.298 INFO [stderr]    |
Dec 11 17:39:15.298 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 17:39:15.298 INFO [stderr] 
Dec 11 17:39:15.315 INFO [stderr] warning: variant is never constructed: `Full`
Dec 11 17:39:15.315 INFO [stderr]   --> src/game/board.rs:10:5
Dec 11 17:39:15.316 INFO [stderr]    |
Dec 11 17:39:15.316 INFO [stderr] 10 |     Full(Player),
Dec 11 17:39:15.316 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 17:39:15.317 INFO [stderr]    |
Dec 11 17:39:15.317 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 17:39:15.317 INFO [stderr] 
Dec 11 17:39:15.318 INFO [stderr] warning: field is never used: `x`
Dec 11 17:39:15.318 INFO [stderr]   --> src/game/board.rs:23:5
Dec 11 17:39:15.318 INFO [stderr]    |
Dec 11 17:39:15.318 INFO [stderr] 23 |     x: i8,
Dec 11 17:39:15.319 INFO [stderr]    |     ^^^^^
Dec 11 17:39:15.319 INFO [stderr] 
Dec 11 17:39:15.319 INFO [stderr] warning: field is never used: `y`
Dec 11 17:39:15.320 INFO [stderr]   --> src/game/board.rs:24:5
Dec 11 17:39:15.320 INFO [stderr]    |
Dec 11 17:39:15.320 INFO [stderr] 24 |     y: i8,
Dec 11 17:39:15.321 INFO [stderr]    |     ^^^^^
Dec 11 17:39:15.321 INFO [stderr] 
Dec 11 17:39:15.321 INFO [stderr] warning: associated const is never used: `UP`
Dec 11 17:39:15.322 INFO [stderr]   --> src/game/board.rs:28:5
Dec 11 17:39:15.322 INFO [stderr]    |
Dec 11 17:39:15.322 INFO [stderr] 28 |     pub const UP: Direction = Direction{x: 0, y: 1};
Dec 11 17:39:15.322 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.323 INFO [stderr] 
Dec 11 17:39:15.323 INFO [stderr] warning: associated const is never used: `DOWN`
Dec 11 17:39:15.323 INFO [stderr]   --> src/game/board.rs:29:5
Dec 11 17:39:15.324 INFO [stderr]    |
Dec 11 17:39:15.324 INFO [stderr] 29 |     pub const DOWN: Direction = Direction{x: 0, y: -1};
Dec 11 17:39:15.324 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.325 INFO [stderr] 
Dec 11 17:39:15.325 INFO [stderr] warning: associated const is never used: `LEFT`
Dec 11 17:39:15.325 INFO [stderr]   --> src/game/board.rs:30:5
Dec 11 17:39:15.326 INFO [stderr]    |
Dec 11 17:39:15.326 INFO [stderr] 30 |     pub const LEFT: Direction = Direction{x: -1, y: 0};
Dec 11 17:39:15.326 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.326 INFO [stderr] 
Dec 11 17:39:15.327 INFO [stderr] warning: associated const is never used: `RIGHT`
Dec 11 17:39:15.327 INFO [stderr]   --> src/game/board.rs:31:5
Dec 11 17:39:15.327 INFO [stderr]    |
Dec 11 17:39:15.328 INFO [stderr] 31 |     pub const RIGHT: Direction = Direction{x: 1, y: 0};
Dec 11 17:39:15.328 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.328 INFO [stderr] 
Dec 11 17:39:15.329 INFO [stderr] warning: associated const is never used: `UP_RIGHT`
Dec 11 17:39:15.329 INFO [stderr]   --> src/game/board.rs:32:5
Dec 11 17:39:15.329 INFO [stderr]    |
Dec 11 17:39:15.329 INFO [stderr] 32 |     pub const UP_RIGHT: Direction = Direction{x: 1, y: 1};
Dec 11 17:39:15.330 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.330 INFO [stderr] 
Dec 11 17:39:15.330 INFO [stderr] warning: associated const is never used: `UP_LEFT`
Dec 11 17:39:15.331 INFO [stderr]   --> src/game/board.rs:33:5
Dec 11 17:39:15.331 INFO [stderr]    |
Dec 11 17:39:15.331 INFO [stderr] 33 |     pub const UP_LEFT: Direction = Direction{x:-1, y: 1};
Dec 11 17:39:15.332 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.332 INFO [stderr] 
Dec 11 17:39:15.332 INFO [stderr] warning: associated const is never used: `DOWN_LEFT`
Dec 11 17:39:15.332 INFO [stderr]   --> src/game/board.rs:34:5
Dec 11 17:39:15.333 INFO [stderr]    |
Dec 11 17:39:15.333 INFO [stderr] 34 |     pub const DOWN_LEFT: Direction = Direction{x:-1,y:-1};
Dec 11 17:39:15.333 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.334 INFO [stderr] 
Dec 11 17:39:15.334 INFO [stderr] warning: associated const is never used: `DOWN_RIGHT`
Dec 11 17:39:15.334 INFO [stderr]   --> src/game/board.rs:35:5
Dec 11 17:39:15.335 INFO [stderr]    |
Dec 11 17:39:15.335 INFO [stderr] 35 |     pub const DOWN_RIGHT: Direction = Direction{x:1,y:-1};
Dec 11 17:39:15.335 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.335 INFO [stderr] 
Dec 11 17:39:15.336 INFO [stderr] warning: associated const is never used: `CARDINAL`
Dec 11 17:39:15.336 INFO [stderr]   --> src/game/board.rs:37:5
Dec 11 17:39:15.337 INFO [stderr]    |
Dec 11 17:39:15.337 INFO [stderr] 37 |     pub const CARDINAL: &'static [Direction] = &[Direction::UP,Direction::LEFT,Direction::DOWN,Direction::RIGHT];
Dec 11 17:39:15.337 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.337 INFO [stderr] 
Dec 11 17:39:15.338 INFO [stderr] warning: associated const is never used: `AXIS`
Dec 11 17:39:15.338 INFO [stderr]   --> src/game/board.rs:38:5
Dec 11 17:39:15.338 INFO [stderr]    |
Dec 11 17:39:15.339 INFO [stderr] 38 |     pub const AXIS: &'static [Direction] = &[Direction::UP,Direction::RIGHT,Direction::UP_RIGHT,Direction::DOWN_RIGHT];
Dec 11 17:39:15.339 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.339 INFO [stderr] 
Dec 11 17:39:15.340 INFO [stderr] warning: method is never used: `flip`
Dec 11 17:39:15.340 INFO [stderr]   --> src/game/board.rs:40:5
Dec 11 17:39:15.340 INFO [stderr]    |
Dec 11 17:39:15.341 INFO [stderr] 40 |     pub fn flip(self) -> Self {
Dec 11 17:39:15.341 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.341 INFO [stderr] 
Dec 11 17:39:15.342 INFO [stderr] warning: method is never used: `from`
Dec 11 17:39:15.342 INFO [stderr]   --> src/game/board.rs:44:5
Dec 11 17:39:15.342 INFO [stderr]    |
Dec 11 17:39:15.342 INFO [stderr] 44 |     pub fn from(self, (x,y): Pos) -> Pos {
Dec 11 17:39:15.343 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.343 INFO [stderr] 
Dec 11 17:39:15.343 INFO [stderr] warning: method is never used: `can_go`
Dec 11 17:39:15.344 INFO [stderr]   --> src/game/board.rs:60:5
Dec 11 17:39:15.344 INFO [stderr]    |
Dec 11 17:39:15.344 INFO [stderr] 60 |     pub fn can_go(&self, (x,y): Pos, dir: Direction) -> bool {
Dec 11 17:39:15.345 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.345 INFO [stderr] 
Dec 11 17:39:15.345 INFO [stderr] warning: method is never used: `is_valid`
Dec 11 17:39:15.346 INFO [stderr]   --> src/game/board.rs:64:5
Dec 11 17:39:15.346 INFO [stderr]    |
Dec 11 17:39:15.346 INFO [stderr] 64 |     pub fn is_valid(&self, (x,y): Pos) -> bool {
Dec 11 17:39:15.347 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.347 INFO [stderr] 
Dec 11 17:39:15.347 INFO [stderr] warning: method is never used: `is_empty`
Dec 11 17:39:15.348 INFO [stderr]   --> src/game/board.rs:69:5
Dec 11 17:39:15.348 INFO [stderr]    |
Dec 11 17:39:15.348 INFO [stderr] 69 |     pub fn is_empty(&self, pos: Pos) -> bool {
Dec 11 17:39:15.349 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.349 INFO [stderr] 
Dec 11 17:39:15.349 INFO [stderr] warning: method is never used: `get`
Dec 11 17:39:15.349 INFO [stderr]   --> src/game/board.rs:73:5
Dec 11 17:39:15.350 INFO [stderr]    |
Dec 11 17:39:15.350 INFO [stderr] 73 |     pub fn get(&self, pos: Pos) -> Cell {
Dec 11 17:39:15.350 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.350 INFO [stderr] 
Dec 11 17:39:15.351 INFO [stderr] warning: method is never used: `play`
Dec 11 17:39:15.351 INFO [stderr]   --> src/game/board.rs:82:5
Dec 11 17:39:15.351 INFO [stderr]    |
Dec 11 17:39:15.351 INFO [stderr] 82 |     pub fn play(&mut self, pos: Pos, player: Player) {
Dec 11 17:39:15.352 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.352 INFO [stderr] 
Dec 11 17:39:15.352 INFO [stderr] warning: field is never used: `board`
Dec 11 17:39:15.353 INFO [stderr]   --> src/game/game.rs:11:5
Dec 11 17:39:15.353 INFO [stderr]    |
Dec 11 17:39:15.353 INFO [stderr] 11 |     board: Board,
Dec 11 17:39:15.353 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 17:39:15.354 INFO [stderr] 
Dec 11 17:39:15.354 INFO [stderr] warning: field is never used: `next_player`
Dec 11 17:39:15.354 INFO [stderr]   --> src/game/game.rs:13:5
Dec 11 17:39:15.355 INFO [stderr]    |
Dec 11 17:39:15.355 INFO [stderr] 13 |     next_player: Player,
Dec 11 17:39:15.355 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.355 INFO [stderr] 
Dec 11 17:39:15.356 INFO [stderr] warning: variant is never constructed: `InvalidTurn`
Dec 11 17:39:15.356 INFO [stderr]   --> src/game/game.rs:29:5
Dec 11 17:39:15.357 INFO [stderr]    |
Dec 11 17:39:15.357 INFO [stderr] 29 |     InvalidTurn,
Dec 11 17:39:15.357 INFO [stderr]    |     ^^^^^^^^^^^
Dec 11 17:39:15.357 INFO [stderr] 
Dec 11 17:39:15.358 INFO [stderr] warning: variant is never constructed: `NonEmptyCell`
Dec 11 17:39:15.358 INFO [stderr]   --> src/game/game.rs:30:5
Dec 11 17:39:15.358 INFO [stderr]    |
Dec 11 17:39:15.359 INFO [stderr] 30 |     NonEmptyCell,
Dec 11 17:39:15.359 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 17:39:15.359 INFO [stderr] 
Dec 11 17:39:15.359 INFO [stderr] warning: variant is never constructed: `FloatingCell`
Dec 11 17:39:15.360 INFO [stderr]   --> src/game/game.rs:31:5
Dec 11 17:39:15.360 INFO [stderr]    |
Dec 11 17:39:15.360 INFO [stderr] 31 |     FloatingCell,
Dec 11 17:39:15.360 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 17:39:15.361 INFO [stderr] 
Dec 11 17:39:15.361 INFO [stderr] warning: method is never used: `add_blocked`
Dec 11 17:39:15.361 INFO [stderr]   --> src/game/game.rs:43:5
Dec 11 17:39:15.362 INFO [stderr]    |
Dec 11 17:39:15.362 INFO [stderr] 43 |     pub fn add_blocked(mut self, pos: Pos) -> Self {
Dec 11 17:39:15.362 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.362 INFO [stderr] 
Dec 11 17:39:15.363 INFO [stderr] warning: method is never used: `clean_10`
Dec 11 17:39:15.363 INFO [stderr]   --> src/game/game.rs:52:5
Dec 11 17:39:15.363 INFO [stderr]    |
Dec 11 17:39:15.363 INFO [stderr] 52 |     pub fn clean_10() -> Self {
Dec 11 17:39:15.364 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.364 INFO [stderr] 
Dec 11 17:39:15.364 INFO [stderr] warning: method is never used: `corner_8`
Dec 11 17:39:15.365 INFO [stderr]   --> src/game/game.rs:56:5
Dec 11 17:39:15.365 INFO [stderr]    |
Dec 11 17:39:15.365 INFO [stderr] 56 |     pub fn corner_8() -> Self {
Dec 11 17:39:15.365 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.365 INFO [stderr] 
Dec 11 17:39:15.366 INFO [stderr] warning: method is never used: `corner_10`
Dec 11 17:39:15.366 INFO [stderr]   --> src/game/game.rs:60:5
Dec 11 17:39:15.366 INFO [stderr]    |
Dec 11 17:39:15.366 INFO [stderr] 60 |     pub fn corner_10() -> Self {
Dec 11 17:39:15.367 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.367 INFO [stderr] 
Dec 11 17:39:15.367 INFO [stderr] warning: method is never used: `corner_n`
Dec 11 17:39:15.367 INFO [stderr]   --> src/game/game.rs:64:5
Dec 11 17:39:15.368 INFO [stderr]    |
Dec 11 17:39:15.368 INFO [stderr] 64 |     pub fn corner_n(size: usize) -> Self {
Dec 11 17:39:15.368 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.368 INFO [stderr] 
Dec 11 17:39:15.369 INFO [stderr] warning: function is never used: `is_winning`
Dec 11 17:39:15.369 INFO [stderr]   --> src/game/game.rs:76:1
Dec 11 17:39:15.369 INFO [stderr]    |
Dec 11 17:39:15.370 INFO [stderr] 76 | fn is_winning(board: &Board, player: Player, pos: Pos) -> bool {
Dec 11 17:39:15.370 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.370 INFO [stderr] 
Dec 11 17:39:15.370 INFO [stderr] warning: function is never used: `count_cells`
Dec 11 17:39:15.371 INFO [stderr]   --> src/game/game.rs:89:1
Dec 11 17:39:15.371 INFO [stderr]    |
Dec 11 17:39:15.371 INFO [stderr] 89 | fn count_cells(board: &Board, mut pos: Pos, dir: Direction, player: Player) -> u32 {
Dec 11 17:39:15.371 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.372 INFO [stderr] 
Dec 11 17:39:15.372 INFO [stderr] warning: function is never used: `is_floating`
Dec 11 17:39:15.372 INFO [stderr]    --> src/game/game.rs:105:1
Dec 11 17:39:15.373 INFO [stderr]     |
Dec 11 17:39:15.373 INFO [stderr] 105 | fn is_floating(board: &Board, pos: Pos) -> bool {
Dec 11 17:39:15.373 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.373 INFO [stderr] 
Dec 11 17:39:15.374 INFO [stderr] warning: function is never used: `is_full_line`
Dec 11 17:39:15.374 INFO [stderr]    --> src/game/game.rs:116:1
Dec 11 17:39:15.374 INFO [stderr]     |
Dec 11 17:39:15.374 INFO [stderr] 116 | fn is_full_line(board: &Board, mut pos: Pos, d: Direction) -> bool {
Dec 11 17:39:15.375 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.375 INFO [stderr] 
Dec 11 17:39:15.375 INFO [stderr] warning: method is never used: `get_next_player`
Dec 11 17:39:15.375 INFO [stderr]    --> src/game/game.rs:148:5
Dec 11 17:39:15.376 INFO [stderr]     |
Dec 11 17:39:15.376 INFO [stderr] 148 |     pub fn get_next_player(&self) -> Player {
Dec 11 17:39:15.376 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.376 INFO [stderr] 
Dec 11 17:39:15.377 INFO [stderr] warning: method is never used: `play`
Dec 11 17:39:15.377 INFO [stderr]    --> src/game/game.rs:153:5
Dec 11 17:39:15.377 INFO [stderr]     |
Dec 11 17:39:15.377 INFO [stderr] 153 |     pub fn play(&mut self, player: Player, pos: Pos) -> Result<(),Error> {
Dec 11 17:39:15.378 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.378 INFO [stderr] 
Dec 11 17:39:15.378 INFO [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
Dec 11 17:39:15.378 INFO [stderr]  --> src/main.rs:1:12
Dec 11 17:39:15.379 INFO [stderr]   |
Dec 11 17:39:15.379 INFO [stderr] 1 | #![feature(associated_consts)]
Dec 11 17:39:15.379 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.380 INFO [stderr]   |
Dec 11 17:39:15.380 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 17:39:15.380 INFO [stderr] 
Dec 11 17:39:15.395 INFO [stderr] warning: unused import: `std::iter`
Dec 11 17:39:15.395 INFO [stderr]  --> src/game/game.rs:1:5
Dec 11 17:39:15.395 INFO [stderr]   |
Dec 11 17:39:15.395 INFO [stderr] 1 | use std::iter;
Dec 11 17:39:15.395 INFO [stderr]   |     ^^^^^^^^^
Dec 11 17:39:15.395 INFO [stderr]   |
Dec 11 17:39:15.395 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 17:39:15.395 INFO [stderr] 
Dec 11 17:39:15.481 INFO [stderr] warning: unused variable: `game`
Dec 11 17:39:15.481 INFO [stderr]   --> src/main.rs:10:13
Dec 11 17:39:15.481 INFO [stderr]    |
Dec 11 17:39:15.481 INFO [stderr] 10 |     let mut game = Game::new(Configuration::clean_8());
Dec 11 17:39:15.481 INFO [stderr]    |             ^^^^ help: consider using `_game` instead
Dec 11 17:39:15.481 INFO [stderr]    |
Dec 11 17:39:15.481 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 17:39:15.481 INFO [stderr] 
Dec 11 17:39:15.482 INFO [stderr] warning: variable does not need to be mutable
Dec 11 17:39:15.482 INFO [stderr]   --> src/main.rs:10:9
Dec 11 17:39:15.483 INFO [stderr]    |
Dec 11 17:39:15.483 INFO [stderr] 10 |     let mut game = Game::new(Configuration::clean_8());
Dec 11 17:39:15.483 INFO [stderr]    |         ----^^^^
Dec 11 17:39:15.483 INFO [stderr]    |         |
Dec 11 17:39:15.483 INFO [stderr]    |         help: remove this `mut`
Dec 11 17:39:15.483 INFO [stderr]    |
Dec 11 17:39:15.483 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 17:39:15.483 INFO [stderr] 
Dec 11 17:39:15.500 INFO [stderr] warning: variant is never constructed: `Full`
Dec 11 17:39:15.500 INFO [stderr]   --> src/game/board.rs:10:5
Dec 11 17:39:15.500 INFO [stderr]    |
Dec 11 17:39:15.500 INFO [stderr] 10 |     Full(Player),
Dec 11 17:39:15.500 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 17:39:15.500 INFO [stderr]    |
Dec 11 17:39:15.500 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 17:39:15.500 INFO [stderr] 
Dec 11 17:39:15.500 INFO [stderr] warning: field is never used: `x`
Dec 11 17:39:15.500 INFO [stderr]   --> src/game/board.rs:23:5
Dec 11 17:39:15.500 INFO [stderr]    |
Dec 11 17:39:15.500 INFO [stderr] 23 |     x: i8,
Dec 11 17:39:15.501 INFO [stderr]    |     ^^^^^
Dec 11 17:39:15.501 INFO [stderr] 
Dec 11 17:39:15.501 INFO [stderr] warning: field is never used: `y`
Dec 11 17:39:15.501 INFO [stderr]   --> src/game/board.rs:24:5
Dec 11 17:39:15.501 INFO [stderr]    |
Dec 11 17:39:15.501 INFO [stderr] 24 |     y: i8,
Dec 11 17:39:15.501 INFO [stderr]    |     ^^^^^
Dec 11 17:39:15.501 INFO [stderr] 
Dec 11 17:39:15.501 INFO [stderr] warning: associated const is never used: `UP`
Dec 11 17:39:15.501 INFO [stderr]   --> src/game/board.rs:28:5
Dec 11 17:39:15.501 INFO [stderr]    |
Dec 11 17:39:15.501 INFO [stderr] 28 |     pub const UP: Direction = Direction{x: 0, y: 1};
Dec 11 17:39:15.501 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.501 INFO [stderr] 
Dec 11 17:39:15.501 INFO [stderr] warning: associated const is never used: `DOWN`
Dec 11 17:39:15.501 INFO [stderr]   --> src/game/board.rs:29:5
Dec 11 17:39:15.501 INFO [stderr]    |
Dec 11 17:39:15.501 INFO [stderr] 29 |     pub const DOWN: Direction = Direction{x: 0, y: -1};
Dec 11 17:39:15.501 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.501 INFO [stderr] 
Dec 11 17:39:15.501 INFO [stderr] warning: associated const is never used: `LEFT`
Dec 11 17:39:15.501 INFO [stderr]   --> src/game/board.rs:30:5
Dec 11 17:39:15.501 INFO [stderr]    |
Dec 11 17:39:15.501 INFO [stderr] 30 |     pub const LEFT: Direction = Direction{x: -1, y: 0};
Dec 11 17:39:15.501 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.501 INFO [stderr] 
Dec 11 17:39:15.501 INFO [stderr] warning: associated const is never used: `RIGHT`
Dec 11 17:39:15.501 INFO [stderr]   --> src/game/board.rs:31:5
Dec 11 17:39:15.501 INFO [stderr]    |
Dec 11 17:39:15.501 INFO [stderr] 31 |     pub const RIGHT: Direction = Direction{x: 1, y: 0};
Dec 11 17:39:15.501 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.501 INFO [stderr] 
Dec 11 17:39:15.502 INFO [stderr] warning: associated const is never used: `UP_RIGHT`
Dec 11 17:39:15.502 INFO [stderr]   --> src/game/board.rs:32:5
Dec 11 17:39:15.502 INFO [stderr]    |
Dec 11 17:39:15.502 INFO [stderr] 32 |     pub const UP_RIGHT: Direction = Direction{x: 1, y: 1};
Dec 11 17:39:15.502 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.502 INFO [stderr] 
Dec 11 17:39:15.502 INFO [stderr] warning: associated const is never used: `UP_LEFT`
Dec 11 17:39:15.502 INFO [stderr]   --> src/game/board.rs:33:5
Dec 11 17:39:15.502 INFO [stderr]    |
Dec 11 17:39:15.502 INFO [stderr] 33 |     pub const UP_LEFT: Direction = Direction{x:-1, y: 1};
Dec 11 17:39:15.502 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.502 INFO [stderr] 
Dec 11 17:39:15.502 INFO [stderr] warning: associated const is never used: `DOWN_LEFT`
Dec 11 17:39:15.502 INFO [stderr]   --> src/game/board.rs:34:5
Dec 11 17:39:15.502 INFO [stderr]    |
Dec 11 17:39:15.502 INFO [stderr] 34 |     pub const DOWN_LEFT: Direction = Direction{x:-1,y:-1};
Dec 11 17:39:15.502 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.502 INFO [stderr] 
Dec 11 17:39:15.502 INFO [stderr] warning: associated const is never used: `DOWN_RIGHT`
Dec 11 17:39:15.502 INFO [stderr]   --> src/game/board.rs:35:5
Dec 11 17:39:15.502 INFO [stderr]    |
Dec 11 17:39:15.502 INFO [stderr] 35 |     pub const DOWN_RIGHT: Direction = Direction{x:1,y:-1};
Dec 11 17:39:15.502 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.502 INFO [stderr] 
Dec 11 17:39:15.502 INFO [stderr] warning: associated const is never used: `CARDINAL`
Dec 11 17:39:15.503 INFO [stderr]   --> src/game/board.rs:37:5
Dec 11 17:39:15.503 INFO [stderr]    |
Dec 11 17:39:15.503 INFO [stderr] 37 |     pub const CARDINAL: &'static [Direction] = &[Direction::UP,Direction::LEFT,Direction::DOWN,Direction::RIGHT];
Dec 11 17:39:15.503 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.503 INFO [stderr] 
Dec 11 17:39:15.503 INFO [stderr] warning: associated const is never used: `AXIS`
Dec 11 17:39:15.503 INFO [stderr]   --> src/game/board.rs:38:5
Dec 11 17:39:15.503 INFO [stderr]    |
Dec 11 17:39:15.503 INFO [stderr] 38 |     pub const AXIS: &'static [Direction] = &[Direction::UP,Direction::RIGHT,Direction::UP_RIGHT,Direction::DOWN_RIGHT];
Dec 11 17:39:15.503 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.503 INFO [stderr] 
Dec 11 17:39:15.503 INFO [stderr] warning: method is never used: `flip`
Dec 11 17:39:15.503 INFO [stderr]   --> src/game/board.rs:40:5
Dec 11 17:39:15.503 INFO [stderr]    |
Dec 11 17:39:15.503 INFO [stderr] 40 |     pub fn flip(self) -> Self {
Dec 11 17:39:15.503 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.504 INFO [stderr] 
Dec 11 17:39:15.504 INFO [stderr] warning: method is never used: `from`
Dec 11 17:39:15.504 INFO [stderr]   --> src/game/board.rs:44:5
Dec 11 17:39:15.504 INFO [stderr]    |
Dec 11 17:39:15.504 INFO [stderr] 44 |     pub fn from(self, (x,y): Pos) -> Pos {
Dec 11 17:39:15.504 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.504 INFO [stderr] 
Dec 11 17:39:15.504 INFO [stderr] warning: method is never used: `can_go`
Dec 11 17:39:15.504 INFO [stderr]   --> src/game/board.rs:60:5
Dec 11 17:39:15.504 INFO [stderr]    |
Dec 11 17:39:15.504 INFO [stderr] 60 |     pub fn can_go(&self, (x,y): Pos, dir: Direction) -> bool {
Dec 11 17:39:15.504 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.504 INFO [stderr] 
Dec 11 17:39:15.505 INFO [stderr] warning: method is never used: `is_valid`
Dec 11 17:39:15.505 INFO [stderr]   --> src/game/board.rs:64:5
Dec 11 17:39:15.505 INFO [stderr]    |
Dec 11 17:39:15.505 INFO [stderr] 64 |     pub fn is_valid(&self, (x,y): Pos) -> bool {
Dec 11 17:39:15.505 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.505 INFO [stderr] 
Dec 11 17:39:15.505 INFO [stderr] warning: method is never used: `is_empty`
Dec 11 17:39:15.505 INFO [stderr]   --> src/game/board.rs:69:5
Dec 11 17:39:15.505 INFO [stderr]    |
Dec 11 17:39:15.505 INFO [stderr] 69 |     pub fn is_empty(&self, pos: Pos) -> bool {
Dec 11 17:39:15.505 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.505 INFO [stderr] 
Dec 11 17:39:15.506 INFO [stderr] warning: method is never used: `get`
Dec 11 17:39:15.506 INFO [stderr]   --> src/game/board.rs:73:5
Dec 11 17:39:15.506 INFO [stderr]    |
Dec 11 17:39:15.506 INFO [stderr] 73 |     pub fn get(&self, pos: Pos) -> Cell {
Dec 11 17:39:15.506 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.506 INFO [stderr] 
Dec 11 17:39:15.506 INFO [stderr] warning: method is never used: `play`
Dec 11 17:39:15.506 INFO [stderr]   --> src/game/board.rs:82:5
Dec 11 17:39:15.506 INFO [stderr]    |
Dec 11 17:39:15.506 INFO [stderr] 82 |     pub fn play(&mut self, pos: Pos, player: Player) {
Dec 11 17:39:15.506 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.506 INFO [stderr] 
Dec 11 17:39:15.507 INFO [stderr] warning: field is never used: `board`
Dec 11 17:39:15.507 INFO [stderr]   --> src/game/game.rs:11:5
Dec 11 17:39:15.507 INFO [stderr]    |
Dec 11 17:39:15.507 INFO [stderr] 11 |     board: Board,
Dec 11 17:39:15.507 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 17:39:15.507 INFO [stderr] 
Dec 11 17:39:15.507 INFO [stderr] warning: field is never used: `next_player`
Dec 11 17:39:15.507 INFO [stderr]   --> src/game/game.rs:13:5
Dec 11 17:39:15.507 INFO [stderr]    |
Dec 11 17:39:15.507 INFO [stderr] 13 |     next_player: Player,
Dec 11 17:39:15.507 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.507 INFO [stderr] 
Dec 11 17:39:15.508 INFO [stderr] warning: variant is never constructed: `InvalidTurn`
Dec 11 17:39:15.508 INFO [stderr]   --> src/game/game.rs:29:5
Dec 11 17:39:15.508 INFO [stderr]    |
Dec 11 17:39:15.508 INFO [stderr] 29 |     InvalidTurn,
Dec 11 17:39:15.512 INFO [stderr]    |     ^^^^^^^^^^^
Dec 11 17:39:15.512 INFO [stderr] 
Dec 11 17:39:15.512 INFO [stderr] warning: variant is never constructed: `NonEmptyCell`
Dec 11 17:39:15.512 INFO [stderr]   --> src/game/game.rs:30:5
Dec 11 17:39:15.512 INFO [stderr]    |
Dec 11 17:39:15.512 INFO [stderr] 30 |     NonEmptyCell,
Dec 11 17:39:15.512 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 17:39:15.512 INFO [stderr] 
Dec 11 17:39:15.512 INFO [stderr] warning: variant is never constructed: `FloatingCell`
Dec 11 17:39:15.512 INFO [stderr]   --> src/game/game.rs:31:5
Dec 11 17:39:15.512 INFO [stderr]    |
Dec 11 17:39:15.512 INFO [stderr] 31 |     FloatingCell,
Dec 11 17:39:15.512 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 17:39:15.512 INFO [stderr] 
Dec 11 17:39:15.512 INFO [stderr] warning: method is never used: `add_blocked`
Dec 11 17:39:15.512 INFO [stderr]   --> src/game/game.rs:43:5
Dec 11 17:39:15.512 INFO [stderr]    |
Dec 11 17:39:15.512 INFO [stderr] 43 |     pub fn add_blocked(mut self, pos: Pos) -> Self {
Dec 11 17:39:15.512 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.512 INFO [stderr] 
Dec 11 17:39:15.512 INFO [stderr] warning: method is never used: `clean_10`
Dec 11 17:39:15.512 INFO [stderr]   --> src/game/game.rs:52:5
Dec 11 17:39:15.512 INFO [stderr]    |
Dec 11 17:39:15.512 INFO [stderr] 52 |     pub fn clean_10() -> Self {
Dec 11 17:39:15.512 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.512 INFO [stderr] 
Dec 11 17:39:15.512 INFO [stderr] warning: method is never used: `corner_8`
Dec 11 17:39:15.512 INFO [stderr]   --> src/game/game.rs:56:5
Dec 11 17:39:15.512 INFO [stderr]    |
Dec 11 17:39:15.512 INFO [stderr] 56 |     pub fn corner_8() -> Self {
Dec 11 17:39:15.512 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.512 INFO [stderr] 
Dec 11 17:39:15.512 INFO [stderr] warning: method is never used: `corner_10`
Dec 11 17:39:15.512 INFO [stderr]   --> src/game/game.rs:60:5
Dec 11 17:39:15.512 INFO [stderr]    |
Dec 11 17:39:15.512 INFO [stderr] 60 |     pub fn corner_10() -> Self {
Dec 11 17:39:15.513 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.513 INFO [stderr] 
Dec 11 17:39:15.513 INFO [stderr] warning: method is never used: `corner_n`
Dec 11 17:39:15.513 INFO [stderr]   --> src/game/game.rs:64:5
Dec 11 17:39:15.513 INFO [stderr]    |
Dec 11 17:39:15.513 INFO [stderr] 64 |     pub fn corner_n(size: usize) -> Self {
Dec 11 17:39:15.513 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.513 INFO [stderr] 
Dec 11 17:39:15.513 INFO [stderr] warning: function is never used: `is_winning`
Dec 11 17:39:15.513 INFO [stderr]   --> src/game/game.rs:76:1
Dec 11 17:39:15.513 INFO [stderr]    |
Dec 11 17:39:15.513 INFO [stderr] 76 | fn is_winning(board: &Board, player: Player, pos: Pos) -> bool {
Dec 11 17:39:15.513 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.513 INFO [stderr] 
Dec 11 17:39:15.513 INFO [stderr] warning: function is never used: `count_cells`
Dec 11 17:39:15.513 INFO [stderr]   --> src/game/game.rs:89:1
Dec 11 17:39:15.513 INFO [stderr]    |
Dec 11 17:39:15.513 INFO [stderr] 89 | fn count_cells(board: &Board, mut pos: Pos, dir: Direction, player: Player) -> u32 {
Dec 11 17:39:15.513 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.513 INFO [stderr] 
Dec 11 17:39:15.513 INFO [stderr] warning: function is never used: `is_floating`
Dec 11 17:39:15.513 INFO [stderr]    --> src/game/game.rs:105:1
Dec 11 17:39:15.513 INFO [stderr]     |
Dec 11 17:39:15.513 INFO [stderr] 105 | fn is_floating(board: &Board, pos: Pos) -> bool {
Dec 11 17:39:15.513 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.513 INFO [stderr] 
Dec 11 17:39:15.513 INFO [stderr] warning: function is never used: `is_full_line`
Dec 11 17:39:15.513 INFO [stderr]    --> src/game/game.rs:116:1
Dec 11 17:39:15.513 INFO [stderr]     |
Dec 11 17:39:15.513 INFO [stderr] 116 | fn is_full_line(board: &Board, mut pos: Pos, d: Direction) -> bool {
Dec 11 17:39:15.513 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.513 INFO [stderr] 
Dec 11 17:39:15.513 INFO [stderr] warning: method is never used: `get_next_player`
Dec 11 17:39:15.513 INFO [stderr]    --> src/game/game.rs:148:5
Dec 11 17:39:15.513 INFO [stderr]     |
Dec 11 17:39:15.513 INFO [stderr] 148 |     pub fn get_next_player(&self) -> Player {
Dec 11 17:39:15.513 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.513 INFO [stderr] 
Dec 11 17:39:15.513 INFO [stderr] warning: method is never used: `play`
Dec 11 17:39:15.513 INFO [stderr]    --> src/game/game.rs:153:5
Dec 11 17:39:15.513 INFO [stderr]     |
Dec 11 17:39:15.513 INFO [stderr] 153 |     pub fn play(&mut self, player: Player, pos: Pos) -> Result<(),Error> {
Dec 11 17:39:15.513 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.513 INFO [stderr] 
Dec 11 17:39:15.513 INFO [stderr] warning: the feature `associated_consts` has been stable since 1.20.0 and no longer requires an attribute to enable
Dec 11 17:39:15.513 INFO [stderr]  --> src/main.rs:1:12
Dec 11 17:39:15.513 INFO [stderr]   |
Dec 11 17:39:15.513 INFO [stderr] 1 | #![feature(associated_consts)]
Dec 11 17:39:15.513 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 11 17:39:15.513 INFO [stderr]   |
Dec 11 17:39:15.513 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 17:39:15.513 INFO [stderr] 
Dec 11 17:39:15.522 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Dec 11 17:39:15.539 INFO [stderr] su: No module specific data is present
Dec 11 17:39:16.395 INFO running `"docker" "inspect" "d80e923a7e9e73caedb9745b3abd7e636dc4f88f3caa0e5af67e83b4b02661ed"`
Dec 11 17:39:16.618 INFO running `"docker" "rm" "-f" "d80e923a7e9e73caedb9745b3abd7e636dc4f88f3caa0e5af67e83b4b02661ed"`
Dec 11 17:39:16.988 INFO [stdout] d80e923a7e9e73caedb9745b3abd7e636dc4f88f3caa0e5af67e83b4b02661ed