[INFO] updating cached repository https://github.com/abomb4/rust-five
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7ea4f23c0bd54807f2c4d80799dec64e397e3388
[INFO] checking abomb4/rust-five against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabomb4%2Frust-five" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/abomb4/rust-five on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/abomb4/rust-five
[INFO] finished tweaking git repo https://github.com/abomb4/rust-five
[INFO] tweaked toml for git repo https://github.com/abomb4/rust-five written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/abomb4/rust-five already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d85955bfd849b37294549813192b292cf44e3b4edcb1bb04dd18c9bfdd8e255a
[INFO] running `"docker" "start" "-a" "d85955bfd849b37294549813192b292cf44e3b4edcb1bb04dd18c9bfdd8e255a"`
[INFO] [stderr]     Checking rust-five v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: `#[test]` attribute is only allowed on non associated functions
[INFO] [stderr]    --> src/game/board.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 | /     fn test() {
[INFO] [stderr] 120 | |         let mut b = Board::new();
[INFO] [stderr] 121 | |         let coord = CoordinationFlat::new(3, 3);
[INFO] [stderr] 122 | |         let p = BoardPieceType::WHITE;
[INFO] [stderr] ...   |
[INFO] [stderr] 125 | |         assert!(b.get(coord).unwrap() == p)
[INFO] [stderr] 126 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `game::GameBuilderPlayerType::Human`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use game::GameBuilderPlayerType::Human;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `game::GameBuilderPlayerType::Human`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use game::GameBuilderPlayerType::Human;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:111:83
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn create_player(player_type: GameBuilderPlayerType, piece: PieceType) -> Box<Player> {
[INFO] [stderr]     |                                                                                   ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:148:19
[INFO] [stderr]     |
[INFO] [stderr] 148 |     players: [Box<Player>; 2],
[INFO] [stderr]     |                   ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:158:30
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn new(first_player: Box<Player>, second_player: Box<Player>) -> Game {
[INFO] [stderr]     |                              ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:158:58
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn new(first_player: Box<Player>, second_player: Box<Player>) -> Game {
[INFO] [stderr]     |                                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:304:52
[INFO] [stderr]     |
[INFO] [stderr] 304 |     fn change_to_another_player(&mut self) -> &Box<Player> {
[INFO] [stderr]     |                                                    ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:314:42
[INFO] [stderr]     |
[INFO] [stderr] 314 |     fn get_another_player(&self) -> &Box<Player> {
[INFO] [stderr]     |                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:111:83
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn create_player(player_type: GameBuilderPlayerType, piece: PieceType) -> Box<Player> {
[INFO] [stderr]     |                                                                                   ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:323:54
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn get_another_player_mut(&mut self) -> &mut Box<Player> {
[INFO] [stderr]     |                                                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:332:42
[INFO] [stderr]     |
[INFO] [stderr] 332 |     fn get_current_player(&self) -> &Box<Player> {
[INFO] [stderr]     |                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:337:54
[INFO] [stderr]     |
[INFO] [stderr] 337 |     fn get_current_player_mut(&mut self) -> &mut Box<Player> {
[INFO] [stderr]     |                                                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:148:19
[INFO] [stderr]     |
[INFO] [stderr] 148 |     players: [Box<Player>; 2],
[INFO] [stderr]     |                   ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:158:30
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn new(first_player: Box<Player>, second_player: Box<Player>) -> Game {
[INFO] [stderr]     |                              ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:158:58
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn new(first_player: Box<Player>, second_player: Box<Player>) -> Game {
[INFO] [stderr]     |                                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:304:52
[INFO] [stderr]     |
[INFO] [stderr] 304 |     fn change_to_another_player(&mut self) -> &Box<Player> {
[INFO] [stderr]     |                                                    ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:314:42
[INFO] [stderr]     |
[INFO] [stderr] 314 |     fn get_another_player(&self) -> &Box<Player> {
[INFO] [stderr]     |                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:323:54
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn get_another_player_mut(&mut self) -> &mut Box<Player> {
[INFO] [stderr]     |                                                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:332:42
[INFO] [stderr]     |
[INFO] [stderr] 332 |     fn get_current_player(&self) -> &Box<Player> {
[INFO] [stderr]     |                                          ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/game/mod.rs:337:54
[INFO] [stderr]     |
[INFO] [stderr] 337 |     fn get_current_player_mut(&mut self) -> &mut Box<Player> {
[INFO] [stderr]     |                                                      ^^^^^^ help: use `dyn`: `dyn Player`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]   --> src/game/players.rs:79:25
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn point(&mut self, context: &GameContext) -> CoordinationFlat {
[INFO] [stderr]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]    --> src/game/players.rs:120:29
[INFO] [stderr]     |
[INFO] [stderr] 120 |         fn point(&mut self, context: &GameContext) -> CoordinationFlat {
[INFO] [stderr]     |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/game/players.rs:151:39
[INFO] [stderr]     |
[INFO] [stderr] 151 |         fn find_points_need_calculate(board: &Board) -> Vec<CoordinationFlat> {
[INFO] [stderr]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]    --> src/game/players.rs:156:28
[INFO] [stderr]     |
[INFO] [stderr] 156 |         fn calculate_score(board: &Board, coord: CoordinationFlat) -> usize {
[INFO] [stderr]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `coord`
[INFO] [stderr]    --> src/game/players.rs:156:43
[INFO] [stderr]     |
[INFO] [stderr] 156 |         fn calculate_score(board: &Board, coord: CoordinationFlat) -> usize {
[INFO] [stderr]     |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_coord`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `last`
[INFO] [stderr]    --> src/game/players.rs:172:17
[INFO] [stderr]     |
[INFO] [stderr] 172 |             let last = &context.last_point;
[INFO] [stderr]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_last`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `total`
[INFO] [stderr]    --> src/game/players.rs:173:17
[INFO] [stderr]     |
[INFO] [stderr] 173 |             let total = &context.total_pieces;
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_total`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `need_calculate`
[INFO] [stderr]    --> src/game/players.rs:176:17
[INFO] [stderr]     |
[INFO] [stderr] 176 |             let need_calculate = EasyAi::find_points_need_calculate(&board);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_need_calculate`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-five`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: function cannot return without recursing
[INFO] [stderr]    --> src/game/players.rs:183:9
[INFO] [stderr]     |
[INFO] [stderr] 183 |         fn piece_type(&self) -> PieceType {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stderr] 184 |             self.piece_type()
[INFO] [stderr]     |             ----------------- recursive call site
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stderr]     = help: a `loop` may express intention better if this is on purpose
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `piece`
[INFO] [stderr]    --> src/game/players.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |         piece: PieceType
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/game/players.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         pub fn new(piece: PieceType) -> EasyAi {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `calculate_score`
[INFO] [stderr]    --> src/game/players.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |         fn calculate_score(board: &Board, coord: CoordinationFlat) -> usize {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_another_player_mut`
[INFO] [stderr]    --> src/game/mod.rs:323:5
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn get_another_player_mut(&mut self) -> &mut Box<Player> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d85955bfd849b37294549813192b292cf44e3b4edcb1bb04dd18c9bfdd8e255a"`
[INFO] running `"docker" "rm" "-f" "d85955bfd849b37294549813192b292cf44e3b4edcb1bb04dd18c9bfdd8e255a"`
[INFO] [stdout] d85955bfd849b37294549813192b292cf44e3b4edcb1bb04dd18c9bfdd8e255a