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57ba1c338c635bdc92f4444753b1657c8ad1660a836fd86f645d388a9308e06b [INFO] running `Command { std: "docker" "start" "-a" "57ba1c338c635bdc92f4444753b1657c8ad1660a836fd86f645d388a9308e06b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57ba1c338c635bdc92f4444753b1657c8ad1660a836fd86f645d388a9308e06b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57ba1c338c635bdc92f4444753b1657c8ad1660a836fd86f645d388a9308e06b", kill_on_drop: false }` [INFO] [stdout] 57ba1c338c635bdc92f4444753b1657c8ad1660a836fd86f645d388a9308e06b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a8c2e76050ea50691d931c9207434bc603b1aa8287b376c07f98a16a79137c1 [INFO] running `Command { std: "docker" "start" "-a" "2a8c2e76050ea50691d931c9207434bc603b1aa8287b376c07f98a16a79137c1", kill_on_drop: false }` [INFO] [stderr] Checking chess-engine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `king_square` [INFO] [stdout] --> src/board.rs:128:69 [INFO] [stdout] | [INFO] [stdout] 128 | fn kingside_castle_valid(&self, castling_state: &CastlingState, king_square: &Square) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_king_square` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `king_square` [INFO] [stdout] --> src/board.rs:132:70 [INFO] [stdout] | [INFO] [stdout] 132 | fn queenside_castle_valid(&self, castling_state: &CastlingState, king_square: &Square) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_king_square` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `iter_ranks`, `next_by`, and `previous_by` are never used [INFO] [stdout] --> src/rank.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Rank { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 16 | fn new(rank: u8) -> Rank { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn iter_ranks(range: impl Iterator) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn next_by(&self, jump: u8) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn previous_by(&self, jump: u8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `iter_files`, `next_by`, and `previous_by` are never used [INFO] [stdout] --> src/file.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl File { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 16 | fn new(file: u8) -> File { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn iter_files(range: impl Iterator) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn next_by(&self, jump: u8) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn previous_by(&self, jump: u8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `piece` is never read [INFO] [stdout] --> src/square.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Square { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 12 | pub piece: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Square` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `build`, `rank`, `file`, `is_empty`, and `piece_matches_color` are never used [INFO] [stdout] --> src/square.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Square { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 16 | pub fn build(file: u8, rank: u8) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn rank(&self) -> Rank { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn file(&self) -> File { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub fn piece_matches_color(&self, color: Color) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Board` is never constructed [INFO] [stdout] --> src/board.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Board { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/board.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl Board { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 20 | // Build an empty board at initial state [INFO] [stdout] 21 | pub fn build_empty() -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | pub fn build_custom(squares: [[Square; 8]; 8], white_castling_rights: CastlingState, black_castling_rights: CastlingState) -> Board { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | pub fn get_square(&self, file: File, rank: Rank) -> &Square { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn get_rank(&self, rank: Rank) -> Vec<&Square> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | pub fn get_file(&self, file: File) -> Vec<&Square> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn get_diagonals(&self, square: &Square) -> Vec<&Square> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | pub fn add_piece(&mut self, piece: Piece, file: File, rank: Rank) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | pub fn move_pice(&mut self, sq_a: &mut Square, sq_b: &mut Square) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 114 | pub fn can_castle_kingside(&self, color: Color) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | pub fn can_castle_queenside(&self, color: Color) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | fn kingside_castle_valid(&self, castling_state: &CastlingState, king_square: &Square) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 132 | fn queenside_castle_valid(&self, castling_state: &CastlingState, king_square: &Square) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CastlingState` is never constructed [INFO] [stdout] --> src/board.rs:137:12 [INFO] [stdout] | [INFO] [stdout] 137 | pub struct CastlingState { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `has_kingside_castling_rights`, and `has_queenside_castling_rights` are never used [INFO] [stdout] --> src/board.rs:144:12 [INFO] [stdout] | [INFO] [stdout] 143 | impl CastlingState { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 144 | pub fn new() -> CastlingState { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | fn has_kingside_castling_rights(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 156 | fn has_queenside_castling_rights(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `White` and `Black` are never constructed [INFO] [stdout] --> src/piece.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum Color { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 8 | White, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | Black, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Color` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Pawn`, `Knight`, `Bishop`, `Rook`, `Queen`, and `King` are never constructed [INFO] [stdout] --> src/piece.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub enum PieceType { [INFO] [stdout] | --------- variants in this enum [INFO] [stdout] 14 | Pawn, [INFO] [stdout] | ^^^^ [INFO] [stdout] 15 | Knight, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 16 | Bishop, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | Rook, [INFO] [stdout] | ^^^^ [INFO] [stdout] 18 | Queen, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 19 | King [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PieceType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `color`, `piece_type`, and `has_moved` are never read [INFO] [stdout] --> src/piece.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 23 | pub struct Piece { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 24 | color: Color, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 25 | piece_type: PieceType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 26 | has_moved: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Piece` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/piece.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 29 | impl Piece { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 30 | fn new(color: Color, piece_type: PieceType, has_moved: bool) -> Piece { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn get_color(&self) -> Color { self.color } [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 35 | [INFO] [stdout] 36 | pub fn has_moved(&self) -> bool { self.has_moved } [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 37 | [INFO] [stdout] 38 | pub fn set_moved(&mut self) { self.has_moved = true } [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 39 | [INFO] [stdout] 40 | pub fn piece_type(&self) -> PieceType { self.piece_type } [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 41 | [INFO] [stdout] 42 | pub fn get_moves<'a>(&self, board: &'a Board, square: &Square) -> Vec<&'a Square> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn get_pawn_moves<'a>(&self, board: &'a Board, square: &Square) -> Vec<&'a Square> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | fn get_white_pawn_moves<'a>(&self, board: &'a Board, square: &Square) -> Vec<&'a Square> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | fn get_black_pawn_moves<'a>(&self, board: &'a Board, square: &Square) -> Vec<&'a Square> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 135 | fn get_knight_moves<'a>(&self, board: &'a Board, square: &Square) -> Vec<&'a Square> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 160 | fn get_bishop_moves<'a>(&self, board: &'a Board, square: &Square) -> Vec<&'a Square> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 170 | fn get_rook_moves<'a>(&self, board: &'a Board, square: &Square) -> Vec<&'a Square> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | fn get_queen_moves<'a>(&self, board: &'a Board, square: &Square) -> Vec<&'a Square> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 194 | fn get_king_moves<'a>(&self, board: &'a Board, square: &Square) -> Vec<&'a Square> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/rank.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn iter_ranks(range: impl Iterator) -> impl Iterator { [INFO] [stdout] | ------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 21 | range.filter(|rank| rank < &MAX_NUMBER_OF_RANKS).map(|rank| Rank::new(rank)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/file.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn iter_files(range: impl Iterator) -> impl Iterator { [INFO] [stdout] | ------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 21 | range.filter(|file| file < &MAX_NUMBER_OF_FILES).map(|file| File::new(file)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/board.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 82 | let positive_diagonal = iter::zip(File::iter_files(positive_diagonal_file_range), Rank::iter_ranks(positive_diagonal_rank_range))... [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 92 | let negative_diagonal = iter::zip(File::iter_files(negative_diagonal_file_range), Rank::iter_ranks(negative_diagonal_rank_range))... [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 96 | positive_diagonal.chain(negative_diagonal).collect() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `chess-engine` (bin "chess-engine") due to 4 previous errors; 14 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `king_square` [INFO] [stdout] --> src/board.rs:128:69 [INFO] [stdout] | [INFO] [stdout] 128 | fn kingside_castle_valid(&self, castling_state: &CastlingState, king_square: &Square) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_king_square` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `king_square` [INFO] [stdout] --> src/board.rs:132:70 [INFO] [stdout] | [INFO] [stdout] 132 | fn queenside_castle_valid(&self, castling_state: &CastlingState, king_square: &Square) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_king_square` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `white_castling_rights` and `black_castling_rights` are never read [INFO] [stdout] --> src/board.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Board { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | white_castling_rights: CastlingState, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 16 | black_castling_rights: CastlingState [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `build_custom`, `move_pice`, `can_castle_kingside`, `can_castle_queenside`, `kingside_castle_valid`, and `queenside_castle_valid` are never used [INFO] [stdout] --> src/board.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl Board { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 42 | pub fn build_custom(squares: [[Square; 8]; 8], white_castling_rights: CastlingState, black_castling_rights: CastlingState) -> Board { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | pub fn move_pice(&mut self, sq_a: &mut Square, sq_b: &mut Square) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 114 | pub fn can_castle_kingside(&self, color: Color) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | pub fn can_castle_queenside(&self, color: Color) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | fn kingside_castle_valid(&self, castling_state: &CastlingState, king_square: &Square) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 132 | fn queenside_castle_valid(&self, castling_state: &CastlingState, king_square: &Square) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `king_has_moved`, `queenside_rook_has_moved`, and `kingside_rook_has_moved` are never read [INFO] [stdout] --> src/board.rs:138:5 [INFO] [stdout] | [INFO] [stdout] 137 | pub struct CastlingState { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 138 | king_has_moved: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 139 | queenside_rook_has_moved: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 140 | kingside_rook_has_moved: bool [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `has_kingside_castling_rights` and `has_queenside_castling_rights` are never used [INFO] [stdout] --> src/board.rs:152:8 [INFO] [stdout] | [INFO] [stdout] 143 | impl CastlingState { [INFO] [stdout] | ------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 152 | fn has_kingside_castling_rights(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 156 | fn has_queenside_castling_rights(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `has_moved`, `set_moved`, and `piece_type` are never used [INFO] [stdout] --> src/piece.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 29 | impl Piece { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn has_moved(&self) -> bool { self.has_moved } [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 37 | [INFO] [stdout] 38 | pub fn set_moved(&mut self) { self.has_moved = true } [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 39 | [INFO] [stdout] 40 | pub fn piece_type(&self) -> PieceType { self.piece_type } [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/rank.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn iter_ranks(range: impl Iterator) -> impl Iterator { [INFO] [stdout] | ------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 21 | range.filter(|rank| rank < &MAX_NUMBER_OF_RANKS).map(|rank| Rank::new(rank)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/file.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn iter_files(range: impl Iterator) -> impl Iterator { [INFO] [stdout] | ------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 21 | range.filter(|file| file < &MAX_NUMBER_OF_FILES).map(|file| File::new(file)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/board.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 82 | let positive_diagonal = iter::zip(File::iter_files(positive_diagonal_file_range), Rank::iter_ranks(positive_diagonal_rank_range))... [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 92 | let negative_diagonal = iter::zip(File::iter_files(negative_diagonal_file_range), Rank::iter_ranks(negative_diagonal_rank_range))... [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 96 | positive_diagonal.chain(negative_diagonal).collect() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `chess-engine` (bin "chess-engine" test) due to 4 previous errors; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "2a8c2e76050ea50691d931c9207434bc603b1aa8287b376c07f98a16a79137c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a8c2e76050ea50691d931c9207434bc603b1aa8287b376c07f98a16a79137c1", kill_on_drop: false }` [INFO] [stdout] 2a8c2e76050ea50691d931c9207434bc603b1aa8287b376c07f98a16a79137c1