[INFO] cloning repository https://github.com/inda20plusplus/gestsson-chess [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inda20plusplus/gestsson-chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finda20plusplus%2Fgestsson-chess", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finda20plusplus%2Fgestsson-chess'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 315e0260c05873cc1a55efb93930836700a13373 [INFO] checking inda20plusplus/gestsson-chess against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finda20plusplus%2Fgestsson-chess" "/workspace/builds/worker-19/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/inda20plusplus/gestsson-chess on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/inda20plusplus/gestsson-chess [INFO] finished tweaking git repo https://github.com/inda20plusplus/gestsson-chess [INFO] tweaked toml for git repo https://github.com/inda20plusplus/gestsson-chess written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate git repo https://github.com/inda20plusplus/gestsson-chess already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dialog v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb8d12a9a72ec5214f42151ca7a8ed7fd0dba7b24e4ed0d1ae6f3dc098967a94 [INFO] running `Command { std: "docker" "start" "-a" "fb8d12a9a72ec5214f42151ca7a8ed7fd0dba7b24e4ed0d1ae6f3dc098967a94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb8d12a9a72ec5214f42151ca7a8ed7fd0dba7b24e4ed0d1ae6f3dc098967a94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb8d12a9a72ec5214f42151ca7a8ed7fd0dba7b24e4ed0d1ae6f3dc098967a94", kill_on_drop: false }` [INFO] [stdout] fb8d12a9a72ec5214f42151ca7a8ed7fd0dba7b24e4ed0d1ae6f3dc098967a94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0d1c7a2f0422d7015d8867dba9112f515d36a4198b73d42cbbd1eb74a15221b [INFO] running `Command { std: "docker" "start" "-a" "a0d1c7a2f0422d7015d8867dba9112f515d36a4198b73d42cbbd1eb74a15221b", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling cc v1.0.60 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling proc-macro2 v1.0.21 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling libloading v0.6.3 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Compiling syn v1.0.41 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Compiling bytecount v0.4.0 [INFO] [stderr] Checking xi-unicode v0.2.1 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking mint v0.5.5 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking claxon v0.4.3 [INFO] [stderr] Checking chess_engine v0.1.0 (/opt/rustwide/workdir/chess_engine) [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking ogg v0.7.0 [INFO] [stderr] Checking jpeg-decoder v0.1.20 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stdout] warning: unused import: `std::mem::replace` [INFO] [stdout] --> chess_engine/src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::mem::replace; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::replace` [INFO] [stdout] --> chess_engine/src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::mem::replace; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `xml-rs` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name xml /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xml-rs-0.8.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=9d44d9c1aa24ee24 -C extra-filename=-9d44d9c1aa24ee24 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> chess_engine/src/lib.rs:232:52 [INFO] [stdout] | [INFO] [stdout] 232 | let pieces = self.enumerate_pieces(|piece, pos| piece.team != team); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `point` [INFO] [stdout] --> chess_engine/src/lib.rs:334:39 [INFO] [stdout] | [INFO] [stdout] 334 | self.enumerate_pieces(|piece, point| piece.team == self.current_player) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `point` [INFO] [stdout] --> chess_engine/src/lib.rs:338:39 [INFO] [stdout] | [INFO] [stdout] 338 | self.enumerate_pieces(|piece, point| piece.necessity) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> chess_engine/src/lib.rs:342:40 [INFO] [stdout] | [INFO] [stdout] 342 | self.enumerate_pieces(|piece, (x, y)| piece.team != self.current_player) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> chess_engine/src/lib.rs:342:43 [INFO] [stdout] | [INFO] [stdout] 342 | self.enumerate_pieces(|piece, (x, y)| piece.team != self.current_player) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `only_lethal` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:123:61 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn pawn_moves(piece: &Piece, pos: Point, board: &Board, only_lethal: bool) -> MoveCollection { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_lethal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `point` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:164:52 [INFO] [stdout] | [INFO] [stdout] 164 | for rook in board.enumerate_pieces(|piece, point| { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `only_lethal` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:196:61 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn rook_moves(piece: &Piece, pos: Point, board: &Board, only_lethal: bool) -> MoveCollection { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_lethal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `only_lethal` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:208:63 [INFO] [stdout] | [INFO] [stdout] 208 | pub fn bishop_moves(piece: &Piece, pos: Point, board: &Board, only_lethal: bool) -> MoveCollection { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_lethal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `only_lethal` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:219:62 [INFO] [stdout] | [INFO] [stdout] 219 | pub fn queen_moves(piece: &Piece, pos: Point, board: &Board, only_lethal: bool) -> MoveCollection { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_lethal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `only_lethal` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:234:63 [INFO] [stdout] | [INFO] [stdout] 234 | pub fn knight_moves(piece: &Piece, pos: Point, board: &Board, only_lethal: bool) -> MoveCollection { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_lethal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> chess_engine/src/chess_move.rs:52:27 [INFO] [stdout] | [INFO] [stdout] 52 | fn perform(&mut self, mut tiles: &mut BoardCollection) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> chess_engine/src/chess_move.rs:68:27 [INFO] [stdout] | [INFO] [stdout] 68 | fn reverse(&mut self, mut tiles: &mut BoardCollection) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | mut x: i32, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> chess_engine/src/lib.rs:232:52 [INFO] [stdout] | [INFO] [stdout] 232 | let pieces = self.enumerate_pieces(|piece, pos| piece.team != team); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `point` [INFO] [stdout] --> chess_engine/src/lib.rs:334:39 [INFO] [stdout] | [INFO] [stdout] 334 | self.enumerate_pieces(|piece, point| piece.team == self.current_player) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `point` [INFO] [stdout] --> chess_engine/src/lib.rs:338:39 [INFO] [stdout] | [INFO] [stdout] 338 | self.enumerate_pieces(|piece, point| piece.necessity) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> chess_engine/src/lib.rs:342:40 [INFO] [stdout] | [INFO] [stdout] 342 | self.enumerate_pieces(|piece, (x, y)| piece.team != self.current_player) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> chess_engine/src/lib.rs:342:43 [INFO] [stdout] | [INFO] [stdout] 342 | self.enumerate_pieces(|piece, (x, y)| piece.team != self.current_player) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `only_lethal` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:123:61 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn pawn_moves(piece: &Piece, pos: Point, board: &Board, only_lethal: bool) -> MoveCollection { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_lethal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `point` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:164:52 [INFO] [stdout] | [INFO] [stdout] 164 | for rook in board.enumerate_pieces(|piece, point| { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `only_lethal` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:196:61 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn rook_moves(piece: &Piece, pos: Point, board: &Board, only_lethal: bool) -> MoveCollection { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_lethal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `only_lethal` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:208:63 [INFO] [stdout] | [INFO] [stdout] 208 | pub fn bishop_moves(piece: &Piece, pos: Point, board: &Board, only_lethal: bool) -> MoveCollection { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_lethal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `only_lethal` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:219:62 [INFO] [stdout] | [INFO] [stdout] 219 | pub fn queen_moves(piece: &Piece, pos: Point, board: &Board, only_lethal: bool) -> MoveCollection { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_lethal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `only_lethal` [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:234:63 [INFO] [stdout] | [INFO] [stdout] 234 | pub fn knight_moves(piece: &Piece, pos: Point, board: &Board, only_lethal: bool) -> MoveCollection { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_lethal` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `point` [INFO] [stdout] --> chess_engine/src/lib.rs:21:44 [INFO] [stdout] | [INFO] [stdout] 21 | board.enumerate_pieces(|piece, point| !piece.necessity && piece.name != "Rook") [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `point` [INFO] [stdout] --> chess_engine/src/lib.rs:65:44 [INFO] [stdout] | [INFO] [stdout] 65 | board.enumerate_pieces(|piece, point| !piece.necessity && piece.name != "Rook") [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> chess_engine/src/lib.rs:162:13 [INFO] [stdout] | [INFO] [stdout] 162 | for i in 0..100 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> chess_engine/src/chess_move.rs:52:27 [INFO] [stdout] | [INFO] [stdout] 52 | fn perform(&mut self, mut tiles: &mut BoardCollection) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> chess_engine/src/chess_move.rs:68:27 [INFO] [stdout] | [INFO] [stdout] 68 | fn reverse(&mut self, mut tiles: &mut BoardCollection) { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> chess_engine/src/pieces/moves.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | mut x: i32, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "a0d1c7a2f0422d7015d8867dba9112f515d36a4198b73d42cbbd1eb74a15221b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0d1c7a2f0422d7015d8867dba9112f515d36a4198b73d42cbbd1eb74a15221b", kill_on_drop: false }` [INFO] [stdout] a0d1c7a2f0422d7015d8867dba9112f515d36a4198b73d42cbbd1eb74a15221b