[INFO] cloning repository https://github.com/DecklynKern/chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DecklynKern/chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDecklynKern%2Fchess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDecklynKern%2Fchess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b467f663a4a8f952aaaf238323290db42cae978e
[INFO] checking DecklynKern/chess against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDecklynKern%2Fchess" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DecklynKern/chess
[INFO] finished tweaking git repo https://github.com/DecklynKern/chess
[INFO] tweaked toml for git repo https://github.com/DecklynKern/chess written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DecklynKern/chess on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DecklynKern/chess 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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_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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff93e4f33fabe4208bf97c8ae86754264af636a0c783520fb28cb0a80c7a547f
[INFO] running `Command { std: "docker" "start" "-a" "ff93e4f33fabe4208bf97c8ae86754264af636a0c783520fb28cb0a80c7a547f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff93e4f33fabe4208bf97c8ae86754264af636a0c783520fb28cb0a80c7a547f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff93e4f33fabe4208bf97c8ae86754264af636a0c783520fb28cb0a80c7a547f", kill_on_drop: false }`
[INFO] [stdout] ff93e4f33fabe4208bf97c8ae86754264af636a0c783520fb28cb0a80c7a547f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc475dacb5559a80673d0fdda61ecdff95506989add8ec6fd9dc8edf74a10e60
[INFO] running `Command { std: "docker" "start" "-a" "fc475dacb5559a80673d0fdda61ecdff95506989add8ec6fd9dc8edf74a10e60", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking array-init v2.0.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/player/scoring.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type BoardScore = &'static(dyn Fn(&game::Board) -> i32);
[INFO] [stdout]   |                               ^                           ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub type BoardScore = &'static(dyn Fn(&game::Board) -> i32);
[INFO] [stdout] 4 + pub type BoardScore = &'static dyn Fn(&game::Board) -> i32 ;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/player/scoring.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type BoardScore = &'static(dyn Fn(&game::Board) -> i32);
[INFO] [stdout]   |                               ^                           ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub type BoardScore = &'static(dyn Fn(&game::Board) -> i32);
[INFO] [stdout] 4 + pub type BoardScore = &'static dyn Fn(&game::Board) -> i32 ;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/player/humanplayer.rs:11:32
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn get_raw_eval(&mut self, board: &game::Board) -> i32 {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/player/randommove.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn get_raw_eval(&mut self, board: &Board) -> i32 {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval`
[INFO] [stdout]    --> src/player/alphabeta.rs:129:14
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let (eval, best_move) = self.find_board_score(board, self.depth, MIN_SCORE, MAX_SCORE, board_hash);
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `eval` is assigned to, but never used
[INFO] [stdout]    --> src/player/iterativedeepening.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut eval = 0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_eval` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `eval` is never read
[INFO] [stdout]    --> src/player/iterativedeepening.rs:145:14
[INFO] [stdout]     |
[INFO] [stdout] 145 |             (eval, best_move) = self.find_board_score(board, search_depth, MIN_SCORE, MAX_SCORE, board_hash);
[INFO] [stdout]     |              ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/player/humanplayer.rs:11:32
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn get_raw_eval(&mut self, board: &game::Board) -> i32 {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/player/randommove.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn get_raw_eval(&mut self, board: &Board) -> i32 {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval`
[INFO] [stdout]    --> src/player/alphabeta.rs:129:14
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let (eval, best_move) = self.find_board_score(board, self.depth, MIN_SCORE, MAX_SCORE, board_hash);
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `eval` is assigned to, but never used
[INFO] [stdout]    --> src/player/iterativedeepening.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut eval = 0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_eval` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `eval` is never read
[INFO] [stdout]    --> src/player/iterativedeepening.rs:145:14
[INFO] [stdout]     |
[INFO] [stdout] 145 |             (eval, best_move) = self.find_board_score(board, search_depth, MIN_SCORE, MAX_SCORE, board_hash);
[INFO] [stdout]     |              ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chess` (test "test") due to 2 previous errors
[INFO] [stdout] warning: unused import: `pgn::*`
[INFO] [stdout]   --> src/game/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use pgn::*;
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/player/scoring.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type BoardScore = &'static(dyn Fn(&game::Board) -> i32);
[INFO] [stdout]   |                               ^                           ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub type BoardScore = &'static(dyn Fn(&game::Board) -> i32);
[INFO] [stdout] 4 + pub type BoardScore = &'static dyn Fn(&game::Board) -> i32 ;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pgn::*`
[INFO] [stdout]   --> src/game/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use pgn::*;
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/player/scoring.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type BoardScore = &'static(dyn Fn(&game::Board) -> i32);
[INFO] [stdout]   |                               ^                           ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub type BoardScore = &'static(dyn Fn(&game::Board) -> i32);
[INFO] [stdout] 4 + pub type BoardScore = &'static dyn Fn(&game::Board) -> i32 ;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_long_an` found for reference `&Move` in the current scope
[INFO] [stdout]   --> tests/test.rs:42:73
[INFO] [stdout]    |
[INFO] [stdout] 42 |     assert_eq!(alphabeta.get_move(&mut board, &possible_moves).unwrap().to_long_an(), "d4e4");
[INFO] [stdout]    |                                                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `as_long_an` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 42 -     assert_eq!(alphabeta.get_move(&mut board, &possible_moves).unwrap().to_long_an(), "d4e4");
[INFO] [stdout] 42 +     assert_eq!(alphabeta.get_move(&mut board, &possible_moves).unwrap().as_long_an(), "d4e4");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_long_an` found for reference `&Move` in the current scope
[INFO] [stdout]   --> tests/test.rs:50:73
[INFO] [stdout]    |
[INFO] [stdout] 50 |     assert_eq!(alphabeta.get_move(&mut board, &possible_moves).unwrap().to_long_an(), "d4e4");
[INFO] [stdout]    |                                                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `as_long_an` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 50 -     assert_eq!(alphabeta.get_move(&mut board, &possible_moves).unwrap().to_long_an(), "d4e4");
[INFO] [stdout] 50 +     assert_eq!(alphabeta.get_move(&mut board, &possible_moves).unwrap().as_long_an(), "d4e4");
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/player/humanplayer.rs:11:32
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn get_raw_eval(&mut self, board: &game::Board) -> i32 {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/player/randommove.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn get_raw_eval(&mut self, board: &Board) -> i32 {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval`
[INFO] [stdout]    --> src/player/alphabeta.rs:129:14
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let (eval, best_move) = self.find_board_score(board, self.depth, MIN_SCORE, MAX_SCORE, board_hash);
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `eval` is assigned to, but never used
[INFO] [stdout]    --> src/player/iterativedeepening.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut eval = 0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_eval` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `eval` is never read
[INFO] [stdout]    --> src/player/iterativedeepening.rs:145:14
[INFO] [stdout]     |
[INFO] [stdout] 145 |             (eval, best_move) = self.find_board_score(board, search_depth, MIN_SCORE, MAX_SCORE, board_hash);
[INFO] [stdout]     |              ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/player/humanplayer.rs:11:32
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn get_raw_eval(&mut self, board: &game::Board) -> i32 {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/player/randommove.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn get_raw_eval(&mut self, board: &Board) -> i32 {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval`
[INFO] [stdout]    --> src/player/alphabeta.rs:129:14
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let (eval, best_move) = self.find_board_score(board, self.depth, MIN_SCORE, MAX_SCORE, board_hash);
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_knight`, `is_bishop`, `is_rook`, and `is_queen` are never used
[INFO] [stdout]    --> src/game/piece.rs:170:12
[INFO] [stdout]     |
[INFO] [stdout]  99 | impl Piece {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 170 |     pub fn is_knight(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     pub fn is_bishop(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn is_rook(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     pub fn is_queen(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_bitboard` is never used
[INFO] [stdout]    --> src/game/chess_util.rs:221:8
[INFO] [stdout]     |
[INFO] [stdout] 221 | pub fn print_bitboard(board: u128) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_an` is never used
[INFO] [stdout]    --> src/game/move.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout]  38 | impl Move {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn from_an(an: &str, board: &Board) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `MoveIndex` is never used
[INFO] [stdout]  --> src/game/pgn.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type MoveIndex = std::num::NonZeroUsize;
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GameResult` is never used
[INFO] [stdout]  --> src/game/pgn.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum GameResult {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MoveNode` is never constructed
[INFO] [stdout]   --> src/game/pgn.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct MoveNode {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Game` is never constructed
[INFO] [stdout]   --> src/game/pgn.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Game {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_root`, `get_main_line`, `get_alternatives`, `parse_line`, and `from_pgn` are never used
[INFO] [stdout]    --> src/game/pgn.rs:30:12
[INFO] [stdout]     |
[INFO] [stdout]  28 | impl Game {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout]  29 |
[INFO] [stdout]  30 |     pub fn get_root(&self) -> &MoveNode {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  34 |     pub fn get_main_line(&self, current_move: &MoveNode) -> Option<&MoveNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  38 |     pub fn get_alternatives(&self, current_move: &MoveNode) -> Vec<&MoveNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  42 |     fn parse_line<'a>(text: &mut impl Iterator<Item = &'a str>, board: &mut Board, move_list: &mut Vec<MoveNode>) -> Option<MoveIndex> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn from_pgn(pgn: String) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WIN_SCORE` is never used
[INFO] [stdout]   --> src/player/scoring.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const WIN_SCORE: i32 = MAX_SCORE - 1;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `eval` is assigned to, but never used
[INFO] [stdout]    --> src/player/iterativedeepening.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut eval = 0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_eval` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `eval` is never read
[INFO] [stdout]    --> src/player/iterativedeepening.rs:145:14
[INFO] [stdout]     |
[INFO] [stdout] 145 |             (eval, best_move) = self.find_board_score(board, search_depth, MIN_SCORE, MAX_SCORE, board_hash);
[INFO] [stdout]     |              ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_knight`, `is_bishop`, `is_rook`, and `is_queen` are never used
[INFO] [stdout]    --> src/game/piece.rs:170:12
[INFO] [stdout]     |
[INFO] [stdout]  99 | impl Piece {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 170 |     pub fn is_knight(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     pub fn is_bishop(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn is_rook(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |     pub fn is_queen(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_bitboard` is never used
[INFO] [stdout]    --> src/game/chess_util.rs:221:8
[INFO] [stdout]     |
[INFO] [stdout] 221 | pub fn print_bitboard(board: u128) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_an` is never used
[INFO] [stdout]    --> src/game/move.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout]  38 | impl Move {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 104 |     pub fn from_an(an: &str, board: &Board) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `MoveIndex` is never used
[INFO] [stdout]  --> src/game/pgn.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type MoveIndex = std::num::NonZeroUsize;
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GameResult` is never used
[INFO] [stdout]  --> src/game/pgn.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum GameResult {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MoveNode` is never constructed
[INFO] [stdout]   --> src/game/pgn.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct MoveNode {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Game` is never constructed
[INFO] [stdout]   --> src/game/pgn.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Game {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_root`, `get_main_line`, `get_alternatives`, `parse_line`, and `from_pgn` are never used
[INFO] [stdout]    --> src/game/pgn.rs:30:12
[INFO] [stdout]     |
[INFO] [stdout]  28 | impl Game {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout]  29 |
[INFO] [stdout]  30 |     pub fn get_root(&self) -> &MoveNode {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  34 |     pub fn get_main_line(&self, current_move: &MoveNode) -> Option<&MoveNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  38 |     pub fn get_alternatives(&self, current_move: &MoveNode) -> Vec<&MoveNode> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  42 |     fn parse_line<'a>(text: &mut impl Iterator<Item = &'a str>, board: &mut Board, move_list: &mut Vec<MoveNode>) -> Option<MoveIndex> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn from_pgn(pgn: String) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WIN_SCORE` is never used
[INFO] [stdout]   --> src/player/scoring.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const WIN_SCORE: i32 = MAX_SCORE - 1;
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc475dacb5559a80673d0fdda61ecdff95506989add8ec6fd9dc8edf74a10e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc475dacb5559a80673d0fdda61ecdff95506989add8ec6fd9dc8edf74a10e60", kill_on_drop: false }`
[INFO] [stdout] fc475dacb5559a80673d0fdda61ecdff95506989add8ec6fd9dc8edf74a10e60
