[INFO] cloning repository https://github.com/rishavchakra/Chess [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rishavchakra/Chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishavchakra%2FChess", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishavchakra%2FChess'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fec0d98ed97aa4482872ff295d241b8c046417e5 [INFO] checking rishavchakra/Chess against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishavchakra%2FChess" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rishavchakra/Chess on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rishavchakra/Chess [INFO] finished tweaking git repo https://github.com/rishavchakra/Chess [INFO] tweaked toml for git repo https://github.com/rishavchakra/Chess written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/rishavchakra/Chess already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded shader_version v0.7.0 [INFO] [stderr] Downloaded piston-shaders_graphics2d v0.4.0 [INFO] [stderr] Downloaded pistoncore-input v1.0.0 [INFO] [stderr] Downloaded piston2d-gfx_graphics v0.72.0 [INFO] [stderr] Downloaded gfx_gl v0.6.1 [INFO] [stderr] Downloaded piston-graphics_api_version v1.0.0 [INFO] [stderr] Downloaded pistoncore-event_loop v0.52.0 [INFO] [stderr] Downloaded piston v0.52.1 [INFO] [stderr] Downloaded weezl v0.1.4 [INFO] [stderr] Downloaded gl v0.13.0 [INFO] [stderr] Downloaded piston2d-graphics v0.39.0 [INFO] [stderr] Downloaded piston_window v0.117.0 [INFO] [stderr] Downloaded piston-gfx_texture v0.41.0 [INFO] [stderr] Downloaded pistoncore-glutin_window v0.68.2 [INFO] [stderr] Downloaded pistoncore-window v0.47.0 [INFO] [stderr] Downloaded libc v0.2.89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", 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] f8d2b83d15aecfddd445f78b5bff684ee122d5b7eb18dc28f4dd9f96c3765797 [INFO] running `Command { std: "docker" "start" "-a" "f8d2b83d15aecfddd445f78b5bff684ee122d5b7eb18dc28f4dd9f96c3765797", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8d2b83d15aecfddd445f78b5bff684ee122d5b7eb18dc28f4dd9f96c3765797", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8d2b83d15aecfddd445f78b5bff684ee122d5b7eb18dc28f4dd9f96c3765797", kill_on_drop: false }` [INFO] [stdout] f8d2b83d15aecfddd445f78b5bff684ee122d5b7eb18dc28f4dd9f96c3765797 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 775781f88b85d35af8436b8b69e8863b8971d38112465a6a5e0360d87f91be6a [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" "775781f88b85d35af8436b8b69e8863b8971d38112465a6a5e0360d87f91be6a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking piston-shaders_graphics2d v0.4.0 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking gif v0.11.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking draw_state v0.8.0 [INFO] [stderr] Checking andrew v0.3.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Compiling gfx_gl v0.6.1 [INFO] [stderr] Compiling gl v0.13.0 [INFO] [stderr] Checking piston2d-graphics v0.39.0 [INFO] [stderr] Checking gfx_core v0.9.2 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Compiling wayland-scanner v0.28.5 [INFO] [stderr] Checking gfx v0.18.2 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking nix v0.18.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking memmap2 v0.1.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking x11-dl v2.18.5 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking xcursor v0.3.3 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Compiling wayland-client v0.28.5 [INFO] [stderr] Compiling wayland-protocols v0.28.5 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rayon v1.5.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking glutin_glx_sys v0.1.7 [INFO] [stderr] Checking gfx_device_gl v0.16.2 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking calloop v0.6.5 [INFO] [stderr] Checking wayland-commons v0.28.5 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking wayland-cursor v0.28.5 [INFO] [stderr] Checking wayland-egl v0.28.5 [INFO] [stderr] Checking piston-gfx_texture v0.41.0 [INFO] [stderr] Checking piston2d-gfx_graphics v0.72.0 [INFO] [stderr] Checking smithay-client-toolkit v0.12.3 [INFO] [stderr] Checking pistoncore-input v1.0.0 [INFO] [stderr] Checking winit v0.24.0 [INFO] [stderr] Checking pistoncore-window v0.47.0 [INFO] [stderr] Checking pistoncore-event_loop v0.52.0 [INFO] [stderr] Checking piston v0.52.1 [INFO] [stderr] Checking glutin v0.26.0 [INFO] [stderr] Checking pistoncore-glutin_window v0.68.2 [INFO] [stderr] Checking piston_window v0.117.0 [INFO] [stderr] Checking Chess v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `startpiece` [INFO] [stdout] --> src/chess/board.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | let startpiece: &Piece = &self.board[frompos]; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_startpiece` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/gui.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | while let Some(e) = window.next() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Piece` [INFO] [stdout] --> src/chess/piece.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Piece { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `PAWN` [INFO] [stdout] --> src/chess/piece.rs:6:2 [INFO] [stdout] | [INFO] [stdout] 6 | const PAWN: u8 = 0b00000001; // 1 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `KNIGHT` [INFO] [stdout] --> src/chess/piece.rs:7:2 [INFO] [stdout] | [INFO] [stdout] 7 | const KNIGHT:u8= 0b00000010; // 2 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BISHOP` [INFO] [stdout] --> src/chess/piece.rs:8:2 [INFO] [stdout] | [INFO] [stdout] 8 | const BISHOP:u8= 0b00000011; // 3 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `ROOK` [INFO] [stdout] --> src/chess/piece.rs:9:2 [INFO] [stdout] | [INFO] [stdout] 9 | const ROOK: u8 = 0b00000100; // 4 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `QUEEN` [INFO] [stdout] --> src/chess/piece.rs:10:2 [INFO] [stdout] | [INFO] [stdout] 10 | const QUEEN: u8= 0b00000101; // 5 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `KING` [INFO] [stdout] --> src/chess/piece.rs:11:2 [INFO] [stdout] | [INFO] [stdout] 11 | const KING: u8 = 0b00000110; // 6 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `WHITE` [INFO] [stdout] --> src/chess/piece.rs:12:2 [INFO] [stdout] | [INFO] [stdout] 12 | const WHITE:u8 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BIT_PIECE` [INFO] [stdout] --> src/chess/piece.rs:14:2 [INFO] [stdout] | [INFO] [stdout] 14 | const BIT_PIECE: u8 = 0b00000111; // First three bits [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BIT_COLOR` [INFO] [stdout] --> src/chess/piece.rs:15:2 [INFO] [stdout] | [INFO] [stdout] 15 | const BIT_COLOR: u8 = 0b00001000; // Fourth bit [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BIT_PAWN` [INFO] [stdout] --> src/chess/piece.rs:16:2 [INFO] [stdout] | [INFO] [stdout] 16 | const BIT_PAWN: u8 = 0b00010000; // Fifth bit [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BIT_CASTLE` [INFO] [stdout] --> src/chess/piece.rs:17:2 [INFO] [stdout] | [INFO] [stdout] 17 | const BIT_CASTLE:u8 = 0b00100000; // Sixth bit [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `NAMES_SHORT` [INFO] [stdout] --> src/chess/piece.rs:19:2 [INFO] [stdout] | [INFO] [stdout] 19 | const NAMES_SHORT: [char; 7] = [' ', 'p', 'n', 'b', 'r', 'q', 'k']; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `NAMES` [INFO] [stdout] --> src/chess/piece.rs:20:2 [INFO] [stdout] | [INFO] [stdout] 20 | const NAMES: [&'static str; 7] = ["", "pawn", "knight", "bishop", "rook", "queen", "king"]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `class` [INFO] [stdout] --> src/chess/piece.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn class(&self) -> u8 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_white` [INFO] [stdout] --> src/chess/piece.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn is_white(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_allied` [INFO] [stdout] --> src/chess/piece.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn is_allied(&self, other: &Piece) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `name` [INFO] [stdout] --> src/chess/piece.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn name(&self) -> &'static str { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `name_short` [INFO] [stdout] --> src/chess/piece.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn name_short(&self) -> char { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/chess/piece.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn new(class: char) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_long` [INFO] [stdout] --> src/chess/piece.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn new_long(class: &str) -> Piece { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `can_castle` [INFO] [stdout] --> src/chess/piece.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn can_castle(&self) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `poss_moves` [INFO] [stdout] --> src/chess/piece.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn poss_moves(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `moves_line` [INFO] [stdout] --> src/chess/piece.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn moves_line(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Chessboard` [INFO] [stdout] --> src/chess/board.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Chessboard { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `FEN_START` [INFO] [stdout] --> src/chess/board.rs:17:2 [INFO] [stdout] | [INFO] [stdout] 17 | const FEN_START:&'static str = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/chess/board.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn new(&mut self) -> &mut Chessboard { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_fen` [INFO] [stdout] --> src/chess/board.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn set_fen(&mut self, fen_str: &str) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cull_moves` [INFO] [stdout] --> src/chess/board.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | fn cull_moves(&self, pos: i8, poss_moves: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_piece` [INFO] [stdout] --> src/chess/board.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn move_piece(&mut self, frompos: usize, topos: usize) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Chess` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `chess` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `startpiece` [INFO] [stdout] --> src/chess/board.rs:90:7 [INFO] [stdout] | [INFO] [stdout] 90 | let startpiece: &Piece = &self.board[frompos]; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_startpiece` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/gui.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | while let Some(e) = window.next() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 33 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Piece` [INFO] [stdout] --> src/chess/piece.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Piece { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `PAWN` [INFO] [stdout] --> src/chess/piece.rs:6:2 [INFO] [stdout] | [INFO] [stdout] 6 | const PAWN: u8 = 0b00000001; // 1 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `KNIGHT` [INFO] [stdout] --> src/chess/piece.rs:7:2 [INFO] [stdout] | [INFO] [stdout] 7 | const KNIGHT:u8= 0b00000010; // 2 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BISHOP` [INFO] [stdout] --> src/chess/piece.rs:8:2 [INFO] [stdout] | [INFO] [stdout] 8 | const BISHOP:u8= 0b00000011; // 3 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `ROOK` [INFO] [stdout] --> src/chess/piece.rs:9:2 [INFO] [stdout] | [INFO] [stdout] 9 | const ROOK: u8 = 0b00000100; // 4 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `QUEEN` [INFO] [stdout] --> src/chess/piece.rs:10:2 [INFO] [stdout] | [INFO] [stdout] 10 | const QUEEN: u8= 0b00000101; // 5 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `KING` [INFO] [stdout] --> src/chess/piece.rs:11:2 [INFO] [stdout] | [INFO] [stdout] 11 | const KING: u8 = 0b00000110; // 6 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `WHITE` [INFO] [stdout] --> src/chess/piece.rs:12:2 [INFO] [stdout] | [INFO] [stdout] 12 | const WHITE:u8 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BIT_PIECE` [INFO] [stdout] --> src/chess/piece.rs:14:2 [INFO] [stdout] | [INFO] [stdout] 14 | const BIT_PIECE: u8 = 0b00000111; // First three bits [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BIT_COLOR` [INFO] [stdout] --> src/chess/piece.rs:15:2 [INFO] [stdout] | [INFO] [stdout] 15 | const BIT_COLOR: u8 = 0b00001000; // Fourth bit [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BIT_PAWN` [INFO] [stdout] --> src/chess/piece.rs:16:2 [INFO] [stdout] | [INFO] [stdout] 16 | const BIT_PAWN: u8 = 0b00010000; // Fifth bit [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `BIT_CASTLE` [INFO] [stdout] --> src/chess/piece.rs:17:2 [INFO] [stdout] | [INFO] [stdout] 17 | const BIT_CASTLE:u8 = 0b00100000; // Sixth bit [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `NAMES_SHORT` [INFO] [stdout] --> src/chess/piece.rs:19:2 [INFO] [stdout] | [INFO] [stdout] 19 | const NAMES_SHORT: [char; 7] = [' ', 'p', 'n', 'b', 'r', 'q', 'k']; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `NAMES` [INFO] [stdout] --> src/chess/piece.rs:20:2 [INFO] [stdout] | [INFO] [stdout] 20 | const NAMES: [&'static str; 7] = ["", "pawn", "knight", "bishop", "rook", "queen", "king"]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `class` [INFO] [stdout] --> src/chess/piece.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn class(&self) -> u8 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_white` [INFO] [stdout] --> src/chess/piece.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn is_white(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_allied` [INFO] [stdout] --> src/chess/piece.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn is_allied(&self, other: &Piece) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `name` [INFO] [stdout] --> src/chess/piece.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn name(&self) -> &'static str { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `name_short` [INFO] [stdout] --> src/chess/piece.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn name_short(&self) -> char { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/chess/piece.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn new(class: char) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_long` [INFO] [stdout] --> src/chess/piece.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn new_long(class: &str) -> Piece { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `can_castle` [INFO] [stdout] --> src/chess/piece.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn can_castle(&self) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `poss_moves` [INFO] [stdout] --> src/chess/piece.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn poss_moves(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `moves_line` [INFO] [stdout] --> src/chess/piece.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn moves_line(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Chessboard` [INFO] [stdout] --> src/chess/board.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Chessboard { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant is never used: `FEN_START` [INFO] [stdout] --> src/chess/board.rs:17:2 [INFO] [stdout] | [INFO] [stdout] 17 | const FEN_START:&'static str = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/chess/board.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn new(&mut self) -> &mut Chessboard { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_fen` [INFO] [stdout] --> src/chess/board.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn set_fen(&mut self, fen_str: &str) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cull_moves` [INFO] [stdout] --> src/chess/board.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | fn cull_moves(&self, pos: i8, poss_moves: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_piece` [INFO] [stdout] --> src/chess/board.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn move_piece(&mut self, frompos: usize, topos: usize) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `Chess` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `chess` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 33 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 10s [INFO] running `Command { std: "docker" "inspect" "775781f88b85d35af8436b8b69e8863b8971d38112465a6a5e0360d87f91be6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "775781f88b85d35af8436b8b69e8863b8971d38112465a6a5e0360d87f91be6a", kill_on_drop: false }` [INFO] [stdout] 775781f88b85d35af8436b8b69e8863b8971d38112465a6a5e0360d87f91be6a