[INFO] cloning repository https://github.com/C-J-Cooper/athena-engine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/C-J-Cooper/athena-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FC-J-Cooper%2Fathena-engine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FC-J-Cooper%2Fathena-engine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d2e274f5ccf20a18d7df5593e8627f4e9170ef39 [INFO] checking C-J-Cooper/athena-engine/d2e274f5ccf20a18d7df5593e8627f4e9170ef39 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FC-J-Cooper%2Fathena-engine" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/C-J-Cooper/athena-engine on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/C-J-Cooper/athena-engine [INFO] finished tweaking git repo https://github.com/C-J-Cooper/athena-engine [INFO] tweaked toml for git repo https://github.com/C-J-Cooper/athena-engine written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/C-J-Cooper/athena-engine already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a0c4808b6756d54c393a0ea5736aa3c1dba7134f9b01dbcf2a94baa4a4e1e7ca [INFO] running `Command { std: "docker" "start" "-a" "a0c4808b6756d54c393a0ea5736aa3c1dba7134f9b01dbcf2a94baa4a4e1e7ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0c4808b6756d54c393a0ea5736aa3c1dba7134f9b01dbcf2a94baa4a4e1e7ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0c4808b6756d54c393a0ea5736aa3c1dba7134f9b01dbcf2a94baa4a4e1e7ca", kill_on_drop: false }` [INFO] [stdout] a0c4808b6756d54c393a0ea5736aa3c1dba7134f9b01dbcf2a94baa4a4e1e7ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b36e4c3c9901c3294d5e61a46544c450e773bbe3feedefdb2ec3d47ef0eff5b2 [INFO] running `Command { std: "docker" "start" "-a" "b36e4c3c9901c3294d5e61a46544c450e773bbe3feedefdb2ec3d47ef0eff5b2", kill_on_drop: false }` [INFO] [stderr] warning: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.74 [INFO] [stderr] Compiling wasm-bindgen v0.2.74 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling tokio v1.12.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.2.50 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.74 [INFO] [stderr] Compiling tokio-macros v1.5.0 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.74 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.74 [INFO] [stderr] Checking js-sys v0.3.51 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking web-sys v0.3.51 [INFO] [stderr] Checking wasm-bindgen-futures v0.3.27 [INFO] [stderr] Checking wasm-bindgen-test v0.2.50 [INFO] [stderr] Checking athena-engine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::utils::log` [INFO] [stdout] --> src/board.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils::log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `coord_to_rank_file` and `log` [INFO] [stdout] --> src/book.rs:4:20 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::utils::{log, coord_to_rank_file}; [INFO] [stdout] | ^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `count_leaves_in_tree` [INFO] [stdout] --> src/engine.rs:6:63 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::search::{Node, alpha_beta_minimax, find_best_move, count_leaves_in_tree}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `coord_to_rank_file` and `log` [INFO] [stdout] --> src/engine.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::utils::{log, coord_to_rank_file}; [INFO] [stdout] | ^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::pieces` [INFO] [stdout] --> src/evaluate.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::pieces; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log` [INFO] [stdout] --> src/pieces.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils::{log, coord_to_rank_file}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/pieces.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | if ((self.piece == 'p' && dest[0] == 1) || [INFO] [stdout] | ^ [INFO] [stdout] 103 | (self.piece == 'P' && dest[0] == 8)) { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 102 ~ if (self.piece == 'p' && dest[0] == 1) || [INFO] [stdout] 103 ~ (self.piece == 'P' && dest[0] == 8) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils::log` [INFO] [stdout] --> src/players.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils::log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils::log` [INFO] [stdout] --> src/search.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::utils::log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils::log` [INFO] [stdout] --> src/rules.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils::log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `utils::log` [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use utils::log; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils::log` [INFO] [stdout] --> src/board.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils::log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::console_log` [INFO] [stdout] --> src/board.rs:589:9 [INFO] [stdout] | [INFO] [stdout] 589 | use crate::console_log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `coord_to_rank_file` and `log` [INFO] [stdout] --> src/book.rs:4:20 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::utils::{log, coord_to_rank_file}; [INFO] [stdout] | ^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `count_leaves_in_tree` [INFO] [stdout] --> src/engine.rs:6:63 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::search::{Node, alpha_beta_minimax, find_best_move, count_leaves_in_tree}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `coord_to_rank_file` and `log` [INFO] [stdout] --> src/engine.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::utils::{log, coord_to_rank_file}; [INFO] [stdout] | ^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::console_log` [INFO] [stdout] --> src/engine.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | use crate::console_log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::pieces` [INFO] [stdout] --> src/evaluate.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::pieces; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log` [INFO] [stdout] --> src/pieces.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils::{log, coord_to_rank_file}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/pieces.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | if ((self.piece == 'p' && dest[0] == 1) || [INFO] [stdout] | ^ [INFO] [stdout] 103 | (self.piece == 'P' && dest[0] == 8)) { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 102 ~ if (self.piece == 'p' && dest[0] == 1) || [INFO] [stdout] 103 ~ (self.piece == 'P' && dest[0] == 8) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils::log` [INFO] [stdout] --> src/players.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils::log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils::log` [INFO] [stdout] --> src/search.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::utils::log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::console_log` [INFO] [stdout] --> src/search.rs:186:9 [INFO] [stdout] | [INFO] [stdout] 186 | use crate::console_log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::pieces::ChessMove` [INFO] [stdout] --> src/search.rs:188:9 [INFO] [stdout] | [INFO] [stdout] 188 | use crate::pieces::ChessMove; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Node` and `alpha_beta_minimax` [INFO] [stdout] --> src/search.rs:189:25 [INFO] [stdout] | [INFO] [stdout] 189 | use crate::search::{alpha_beta_minimax, perft, Node}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::evaluate::CHECKMATE_VAL` [INFO] [stdout] --> src/search.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 190 | use crate::evaluate::CHECKMATE_VAL; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::utils::log` [INFO] [stdout] --> src/rules.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::utils::log; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `possible_moves_from_square` [INFO] [stdout] --> src/rules.rs:81:59 [INFO] [stdout] | [INFO] [stdout] 81 | use crate::rules::{is_move_legal, all_possible_moves, possible_moves_from_square}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `utils::log` [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use utils::log; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/players.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | let mut maybe_book = read_opening_book(max_depth); [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: unused variable: `root` [INFO] [stdout] --> src/book.rs:151:21 [INFO] [stdout] | [INFO] [stdout] 151 | if let Some(root) = read_opening_book_from_file(path_to_book, max_depth) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_root` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_depth` [INFO] [stdout] --> src/book.rs:161:13 [INFO] [stdout] | [INFO] [stdout] 161 | let max_depth:usize = 10; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_depth` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/search.rs:50:27 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn alpha_beta_minimax(mut node: &mut Node, depth: usize, [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] --> src/engine.rs:167:13 [INFO] [stdout] | [INFO] [stdout] 167 | let mut depth = 3 as usize; [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: method `clear_board` is never used [INFO] [stdout] --> src/board.rs:490:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl Board { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 490 | fn clear_board(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_opening_book_from_file` is never used [INFO] [stdout] --> src/book.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn read_opening_book_from_file(book_filepath: &str, max_book_depth: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `random_move` is never used [INFO] [stdout] --> src/engine.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn random_move(board: &Board) -> ChessMove { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_random_piece_to_move` is never used [INFO] [stdout] --> src/engine.rs:104:4 [INFO] [stdout] | [INFO] [stdout] 104 | fn get_random_piece_to_move(board: &Board) -> [usize; 2] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_slide_clear_for_capture` is never used [INFO] [stdout] --> src/pieces.rs:620:4 [INFO] [stdout] | [INFO] [stdout] 620 | fn is_slide_clear_for_capture(board: &Board, src: [usize; 2], dest: [usize; 2], is_white: bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `perft` is never used [INFO] [stdout] --> src/search.rs:104:8 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn perft(board: &Board, depth: u32) -> u32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_leaves_in_tree` is never used [INFO] [stdout] --> src/search.rs:123:8 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn count_leaves_in_tree(root : &Node, num_leaves : &mut u32, num_checks : &mut u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `is_evaluated` is never read [INFO] [stdout] --> src/search.rs:163:9 [INFO] [stdout] | [INFO] [stdout] 159 | pub struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 163 | pub is_evaluated: bool, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/players.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | let mut maybe_book = read_opening_book(max_depth); [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] --> src/search.rs:50:27 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn alpha_beta_minimax(mut node: &mut Node, depth: usize, [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] --> src/search.rs:198:13 [INFO] [stdout] | [INFO] [stdout] 198 | let mut board = Board::new(); [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] --> src/search.rs:225:13 [INFO] [stdout] | [INFO] [stdout] 225 | let mut depth = 1; [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] --> src/search.rs:226:13 [INFO] [stdout] | [INFO] [stdout] 226 | let mut num_leaves = perft(&board, depth); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `clear_board` is never used [INFO] [stdout] --> src/board.rs:490:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl Board { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 490 | fn clear_board(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `random_move` is never used [INFO] [stdout] --> src/engine.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn random_move(board: &Board) -> ChessMove { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_random_piece_to_move` is never used [INFO] [stdout] --> src/engine.rs:104:4 [INFO] [stdout] | [INFO] [stdout] 104 | fn get_random_piece_to_move(board: &Board) -> [usize; 2] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `is_evaluated` is never read [INFO] [stdout] --> src/search.rs:163:9 [INFO] [stdout] | [INFO] [stdout] 159 | pub struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 163 | pub is_evaluated: bool, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 30 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.45s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.74 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "b36e4c3c9901c3294d5e61a46544c450e773bbe3feedefdb2ec3d47ef0eff5b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b36e4c3c9901c3294d5e61a46544c450e773bbe3feedefdb2ec3d47ef0eff5b2", kill_on_drop: false }` [INFO] [stdout] b36e4c3c9901c3294d5e61a46544c450e773bbe3feedefdb2ec3d47ef0eff5b2