[INFO] updating cached repository https://github.com/CarlosMendonca/ReversiRust [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a96b6a3407b12f65cfdb073fb015066473c825ae [INFO] testing CarlosMendonca/ReversiRust against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarlosMendonca%2FReversiRust" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CarlosMendonca/ReversiRust on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CarlosMendonca/ReversiRust [INFO] finished tweaking git repo https://github.com/CarlosMendonca/ReversiRust [INFO] tweaked toml for git repo https://github.com/CarlosMendonca/ReversiRust written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/CarlosMendonca/ReversiRust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a2a5460e2f7cc1a22b40fac6dc609d0d8366b62b3e97ff1c4b076f9cd0488ff [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6a2a5460e2f7cc1a22b40fac6dc609d0d8366b62b3e97ff1c4b076f9cd0488ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a2a5460e2f7cc1a22b40fac6dc609d0d8366b62b3e97ff1c4b076f9cd0488ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a2a5460e2f7cc1a22b40fac6dc609d0d8366b62b3e97ff1c4b076f9cd0488ff", kill_on_drop: false }` [INFO] [stdout] 6a2a5460e2f7cc1a22b40fac6dc609d0d8366b62b3e97ff1c4b076f9cd0488ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3cecfd0e80dadb887240057f516be08ad5703de3620be3fd12a2e284bbdf3adf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3cecfd0e80dadb887240057f516be08ad5703de3620be3fd12a2e284bbdf3adf", kill_on_drop: false }` [INFO] [stderr] Compiling array2d v0.2.1 [INFO] [stderr] Compiling reversi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `board::Reversi` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use board::Reversi; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `N` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `board::Direction::N` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `NE` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stdout] | ^^ help: to match on the variant, qualify the path: `board::Direction::NE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `E` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `board::Direction::E` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `SE` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stdout] | ^^ help: to match on the variant, qualify the path: `board::Direction::SE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `S` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `board::Direction::S` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `SW` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stdout] | ^^ help: to match on the variant, qualify the path: `board::Direction::SW` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `W` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `board::Direction::W` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `NW` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stdout] | ^^ help: to match on the variant, qualify the path: `board::Direction::NW` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stdout] | ^^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stdout] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] ... [INFO] [stdout] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stdout] | ^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] ... [INFO] [stdout] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] ... [INFO] [stdout] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stdout] | ^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] ... [INFO] [stdout] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] ... [INFO] [stdout] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stdout] | ^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `N` [INFO] [stdout] --> src/board.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_N` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `NE` [INFO] [stdout] --> src/board.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_NE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `E` [INFO] [stdout] --> src/board.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_E` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `SE` [INFO] [stdout] --> src/board.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_SE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `S` [INFO] [stdout] --> src/board.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_S` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `SW` [INFO] [stdout] --> src/board.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_SW` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `W` [INFO] [stdout] --> src/board.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_W` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `NW` [INFO] [stdout] --> src/board.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_NW` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/board.rs:61:25 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn is_game_over(board: &Board) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/board.rs:68:43 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `played_coord` [INFO] [stdout] --> src/board.rs:68:58 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_played_coord` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector` [INFO] [stdout] --> src/board.rs:68:79 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `element` [INFO] [stdout] --> src/board.rs:84:32 [INFO] [stdout] | [INFO] [stdout] 84 | for (column_index, element) in column_iter.enumerate() { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/board.rs:101:31 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `row` [INFO] [stdout] --> src/board.rs:101:46 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `column` [INFO] [stdout] --> src/board.rs:101:58 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `current_player` [INFO] [stdout] --> src/board.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | current_player: Piece, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Coord` [INFO] [stdout] --> src/board.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Coord { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Direction` [INFO] [stdout] --> src/board.rs:13:10 [INFO] [stdout] | [INFO] [stdout] 13 | pub enum Direction { N, NE, E, SE, S, SW, W, NW, } [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DirectionFactory` [INFO] [stdout] --> src/board.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct DirectionFactory { } [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/board.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn get(direction: Direction) -> Coord { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `BLACK_PIECE_GLYPH` [INFO] [stdout] --> src/board.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | const BLACK_PIECE_GLYPH: char = '*'; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Reversi` [INFO] [stdout] --> src/board.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub struct Reversi { } [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_game_over` [INFO] [stdout] --> src/board.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn is_game_over(board: &Board) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_captured_opponent_pieces` [INFO] [stdout] --> src/board.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_available_moves` [INFO] [stdout] --> src/board.rs:79:12 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn count_available_moves(board: &Board) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid_move` [INFO] [stdout] --> src/board.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn is_valid_move(board: &Board, row: usize, column: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `calculate_captures` [INFO] [stdout] --> src/board.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> src/board.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `NE` should have a snake case name [INFO] [stdout] --> src/board.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stdout] | ^^ help: convert the identifier to snake case: `ne` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/board.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SE` should have a snake case name [INFO] [stdout] --> src/board.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stdout] | ^^ help: convert the identifier to snake case: `se` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/board.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SW` should have a snake case name [INFO] [stdout] --> src/board.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `sw` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `W` should have a snake case name [INFO] [stdout] --> src/board.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `NW` should have a snake case name [INFO] [stdout] --> src/board.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stdout] | ^^ help: convert the identifier to snake case: `nw` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 52 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0170`. [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "3cecfd0e80dadb887240057f516be08ad5703de3620be3fd12a2e284bbdf3adf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cecfd0e80dadb887240057f516be08ad5703de3620be3fd12a2e284bbdf3adf", kill_on_drop: false }` [INFO] [stdout] 3cecfd0e80dadb887240057f516be08ad5703de3620be3fd12a2e284bbdf3adf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b588236e56855cdf74f066783e51bc738a8cc6b5f2591b2eeb8a4ecba98e654a [INFO] running `Command { std: "docker" "start" "-a" "b588236e56855cdf74f066783e51bc738a8cc6b5f2591b2eeb8a4ecba98e654a", kill_on_drop: false }` [INFO] [stderr] Compiling reversi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `board::Reversi` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use board::Reversi; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `N` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `board::Direction::N` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `NE` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stdout] | ^^ help: to match on the variant, qualify the path: `board::Direction::NE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `E` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `board::Direction::E` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `SE` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stdout] | ^^ help: to match on the variant, qualify the path: `board::Direction::SE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `S` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `board::Direction::S` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `SW` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stdout] | ^^ help: to match on the variant, qualify the path: `board::Direction::SW` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `W` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stdout] | ^ help: to match on the variant, qualify the path: `board::Direction::W` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0170]: pattern binding `NW` is named the same as one of the variants of the type `board::Direction` [INFO] [stdout] --> src/board.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stdout] | ^^ help: to match on the variant, qualify the path: `board::Direction::NW` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stdout] | ^^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stdout] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] ... [INFO] [stdout] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stdout] | ^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] ... [INFO] [stdout] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] ... [INFO] [stdout] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stdout] | ^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] ... [INFO] [stdout] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/board.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | - matches any value [INFO] [stdout] ... [INFO] [stdout] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stdout] | ^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `N` [INFO] [stdout] --> src/board.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_N` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `NE` [INFO] [stdout] --> src/board.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_NE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `E` [INFO] [stdout] --> src/board.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_E` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `SE` [INFO] [stdout] --> src/board.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_SE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `S` [INFO] [stdout] --> src/board.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_S` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `SW` [INFO] [stdout] --> src/board.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_SW` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `W` [INFO] [stdout] --> src/board.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_W` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `NW` [INFO] [stdout] --> src/board.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_NW` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/board.rs:61:25 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn is_game_over(board: &Board) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/board.rs:68:43 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `played_coord` [INFO] [stdout] --> src/board.rs:68:58 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_played_coord` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vector` [INFO] [stdout] --> src/board.rs:68:79 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `element` [INFO] [stdout] --> src/board.rs:84:32 [INFO] [stdout] | [INFO] [stdout] 84 | for (column_index, element) in column_iter.enumerate() { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `board` [INFO] [stdout] --> src/board.rs:101:31 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `row` [INFO] [stdout] --> src/board.rs:101:46 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `column` [INFO] [stdout] --> src/board.rs:101:58 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `current_player` [INFO] [stdout] --> src/board.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | current_player: Piece, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Coord` [INFO] [stdout] --> src/board.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Coord { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Direction` [INFO] [stdout] --> src/board.rs:13:10 [INFO] [stdout] | [INFO] [stdout] 13 | pub enum Direction { N, NE, E, SE, S, SW, W, NW, } [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DirectionFactory` [INFO] [stdout] --> src/board.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct DirectionFactory { } [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/board.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn get(direction: Direction) -> Coord { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `BLACK_PIECE_GLYPH` [INFO] [stdout] --> src/board.rs:34:1 [INFO] [stdout] | [INFO] [stdout] 34 | const BLACK_PIECE_GLYPH: char = '*'; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Reversi` [INFO] [stdout] --> src/board.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub struct Reversi { } [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_game_over` [INFO] [stdout] --> src/board.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn is_game_over(board: &Board) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_captured_opponent_pieces` [INFO] [stdout] --> src/board.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `count_available_moves` [INFO] [stdout] --> src/board.rs:79:12 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn count_available_moves(board: &Board) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid_move` [INFO] [stdout] --> src/board.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn is_valid_move(board: &Board, row: usize, column: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `calculate_captures` [INFO] [stdout] --> src/board.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> src/board.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `NE` should have a snake case name [INFO] [stdout] --> src/board.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stdout] | ^^ help: convert the identifier to snake case: `ne` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/board.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SE` should have a snake case name [INFO] [stdout] --> src/board.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stdout] | ^^ help: convert the identifier to snake case: `se` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/board.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SW` should have a snake case name [INFO] [stdout] --> src/board.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `sw` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `W` should have a snake case name [INFO] [stdout] --> src/board.rs:26:13 [INFO] [stdout] | [INFO] [stdout] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `NW` should have a snake case name [INFO] [stdout] --> src/board.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stdout] | ^^ help: convert the identifier to snake case: `nw` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 52 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0170`. [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "b588236e56855cdf74f066783e51bc738a8cc6b5f2591b2eeb8a4ecba98e654a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b588236e56855cdf74f066783e51bc738a8cc6b5f2591b2eeb8a4ecba98e654a", kill_on_drop: false }` [INFO] [stdout] b588236e56855cdf74f066783e51bc738a8cc6b5f2591b2eeb8a4ecba98e654a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1a9910feb173723778e7fa9c9864a6b12d317cd1416963ad191c583a78d35bee [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1a9910feb173723778e7fa9c9864a6b12d317cd1416963ad191c583a78d35bee", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `board::Reversi` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use board::Reversi; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `N` is named the same as one of the variants of the type `board::Direction` [INFO] [stderr] --> src/board.rs:20:13 [INFO] [stderr] | [INFO] [stderr] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stderr] | ^ help: to match on the variant, qualify the path: `board::Direction::N` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `NE` is named the same as one of the variants of the type `board::Direction` [INFO] [stderr] --> src/board.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stderr] | ^^ help: to match on the variant, qualify the path: `board::Direction::NE` [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `E` is named the same as one of the variants of the type `board::Direction` [INFO] [stderr] --> src/board.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stderr] | ^ help: to match on the variant, qualify the path: `board::Direction::E` [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `SE` is named the same as one of the variants of the type `board::Direction` [INFO] [stderr] --> src/board.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stderr] | ^^ help: to match on the variant, qualify the path: `board::Direction::SE` [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `S` is named the same as one of the variants of the type `board::Direction` [INFO] [stderr] --> src/board.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stderr] | ^ help: to match on the variant, qualify the path: `board::Direction::S` [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `SW` is named the same as one of the variants of the type `board::Direction` [INFO] [stderr] --> src/board.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stderr] | ^^ help: to match on the variant, qualify the path: `board::Direction::SW` [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `W` is named the same as one of the variants of the type `board::Direction` [INFO] [stderr] --> src/board.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stderr] | ^ help: to match on the variant, qualify the path: `board::Direction::W` [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `NW` is named the same as one of the variants of the type `board::Direction` [INFO] [stderr] --> src/board.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stderr] | ^^ help: to match on the variant, qualify the path: `board::Direction::NW` [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/board.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stderr] | - matches any value [INFO] [stderr] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stderr] | ^^ unreachable pattern [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/board.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stderr] | - matches any value [INFO] [stderr] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stderr] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stderr] | ^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/board.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stderr] | - matches any value [INFO] [stderr] ... [INFO] [stderr] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stderr] | ^^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/board.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stderr] | - matches any value [INFO] [stderr] ... [INFO] [stderr] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stderr] | ^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/board.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stderr] | - matches any value [INFO] [stderr] ... [INFO] [stderr] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stderr] | ^^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/board.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stderr] | - matches any value [INFO] [stderr] ... [INFO] [stderr] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stderr] | ^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/board.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stderr] | - matches any value [INFO] [stderr] ... [INFO] [stderr] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stderr] | ^^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unused variable: `N` [INFO] [stderr] --> src/board.rs:20:13 [INFO] [stderr] | [INFO] [stderr] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_N` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `NE` [INFO] [stderr] --> src/board.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_NE` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `E` [INFO] [stderr] --> src/board.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_E` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `SE` [INFO] [stderr] --> src/board.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_SE` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `S` [INFO] [stderr] --> src/board.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_S` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `SW` [INFO] [stderr] --> src/board.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_SW` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `W` [INFO] [stderr] --> src/board.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_W` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `NW` [INFO] [stderr] --> src/board.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_NW` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/board.rs:61:25 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn is_game_over(board: &Board) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/board.rs:68:43 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `played_coord` [INFO] [stderr] --> src/board.rs:68:58 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_played_coord` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vector` [INFO] [stderr] --> src/board.rs:68:79 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vector` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `element` [INFO] [stderr] --> src/board.rs:84:32 [INFO] [stderr] | [INFO] [stderr] 84 | for (column_index, element) in column_iter.enumerate() { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/board.rs:101:31 [INFO] [stderr] | [INFO] [stderr] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_board` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `row` [INFO] [stderr] --> src/board.rs:101:46 [INFO] [stderr] | [INFO] [stderr] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `column` [INFO] [stderr] --> src/board.rs:101:58 [INFO] [stderr] | [INFO] [stderr] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `current_player` [INFO] [stderr] --> src/board.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | current_player: Piece, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Coord` [INFO] [stderr] --> src/board.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | pub struct Coord { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Direction` [INFO] [stderr] --> src/board.rs:13:10 [INFO] [stderr] | [INFO] [stderr] 13 | pub enum Direction { N, NE, E, SE, S, SW, W, NW, } [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `DirectionFactory` [INFO] [stderr] --> src/board.rs:15:12 [INFO] [stderr] | [INFO] [stderr] 15 | pub struct DirectionFactory { } [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get` [INFO] [stderr] --> src/board.rs:18:12 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn get(direction: Direction) -> Coord { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `BLACK_PIECE_GLYPH` [INFO] [stderr] --> src/board.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | const BLACK_PIECE_GLYPH: char = '*'; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Reversi` [INFO] [stderr] --> src/board.rs:58:12 [INFO] [stderr] | [INFO] [stderr] 58 | pub struct Reversi { } [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_game_over` [INFO] [stderr] --> src/board.rs:61:12 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn is_game_over(board: &Board) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `count_captured_opponent_pieces` [INFO] [stderr] --> src/board.rs:68:12 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn count_captured_opponent_pieces(board: &Board, played_coord: Coord, vector: Coord) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `count_available_moves` [INFO] [stderr] --> src/board.rs:79:12 [INFO] [stderr] | [INFO] [stderr] 79 | pub fn count_available_moves(board: &Board) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_valid_move` [INFO] [stderr] --> src/board.rs:94:12 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn is_valid_move(board: &Board, row: usize, column: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `calculate_captures` [INFO] [stderr] --> src/board.rs:101:12 [INFO] [stderr] | [INFO] [stderr] 101 | pub fn calculate_captures(board: &Board, row: usize, column: usize) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `N` should have a snake case name [INFO] [stderr] --> src/board.rs:20:13 [INFO] [stderr] | [INFO] [stderr] 20 | N => Coord { x: 0, y: -1 }, [INFO] [stderr] | ^ help: convert the identifier to snake case: `n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `NE` should have a snake case name [INFO] [stderr] --> src/board.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | NE => Coord { x: 1, y: -1 }, [INFO] [stderr] | ^^ help: convert the identifier to snake case: `ne` [INFO] [stderr] [INFO] [stderr] warning: variable `E` should have a snake case name [INFO] [stderr] --> src/board.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | E => Coord { x: 1, y: 0 }, [INFO] [stderr] | ^ help: convert the identifier to snake case: `e` [INFO] [stderr] [INFO] [stderr] warning: variable `SE` should have a snake case name [INFO] [stderr] --> src/board.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | SE => Coord { x: 1, y: 1 }, [INFO] [stderr] | ^^ help: convert the identifier to snake case: `se` [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/board.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | S => Coord { x: 0, y: 1 }, [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: variable `SW` should have a snake case name [INFO] [stderr] --> src/board.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | SW => Coord { x: -1, y: 1 }, [INFO] [stderr] | ^^ help: convert the identifier to snake case (notice the capitalization): `sw` [INFO] [stderr] [INFO] [stderr] warning: variable `W` should have a snake case name [INFO] [stderr] --> src/board.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | W => Coord { x: -1, y: 0 }, [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `w` [INFO] [stderr] [INFO] [stderr] warning: variable `NW` should have a snake case name [INFO] [stderr] --> src/board.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | NW => Coord { x: -1, y: -1 }, [INFO] [stderr] | ^^ help: convert the identifier to snake case: `nw` [INFO] [stderr] [INFO] [stderr] warning: 52 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0170`. [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/reversi-0ecf3c738d25f6c5 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1a9910feb173723778e7fa9c9864a6b12d317cd1416963ad191c583a78d35bee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a9910feb173723778e7fa9c9864a6b12d317cd1416963ad191c583a78d35bee", kill_on_drop: false }` [INFO] [stdout] 1a9910feb173723778e7fa9c9864a6b12d317cd1416963ad191c583a78d35bee