[INFO] cloning repository https://github.com/toanth/motors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/toanth/motors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoanth%2Fmotors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoanth%2Fmotors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 019fb7a7adca4cdec2ae4bf661ad6ea775a893b4
[INFO] testing toanth/motors against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoanth%2Fmotors" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/toanth/motors on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/toanth/motors
[INFO] finished tweaking git repo https://github.com/toanth/motors
[INFO] tweaked toml for git repo https://github.com/toanth/motors written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/toanth/motors 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing toanth/motors against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoanth%2Fmotors" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/toanth/motors on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/toanth/motors
[INFO] finished tweaking git repo https://github.com/toanth/motors
[INFO] tweaked toml for git repo https://github.com/toanth/motors written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/toanth/motors 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/gnzlbg/bitintr`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing toanth/motors against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoanth%2Fmotors" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/toanth/motors on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/toanth/motors
[INFO] finished tweaking git repo https://github.com/toanth/motors
[INFO] tweaked toml for git repo https://github.com/toanth/motors written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/toanth/motors 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" "+beta-2023-12-22" "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 derive_more-impl v1.0.0-beta.6
[INFO] [stderr]   Downloaded derive_more v1.0.0-beta.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba92efcdac2ccc1570586f2ab2ca4f6467bc1252ba0baffe3366f350152851e9
[INFO] running `Command { std: "docker" "start" "-a" "ba92efcdac2ccc1570586f2ab2ca4f6467bc1252ba0baffe3366f350152851e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba92efcdac2ccc1570586f2ab2ca4f6467bc1252ba0baffe3366f350152851e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba92efcdac2ccc1570586f2ab2ca4f6467bc1252ba0baffe3366f350152851e9", kill_on_drop: false }`
[INFO] [stdout] ba92efcdac2ccc1570586f2ab2ca4f6467bc1252ba0baffe3366f350152851e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fd2033657652e684ed9ab84db616517f9764fc5b8e91362f14427540a039174
[INFO] running `Command { std: "docker" "start" "-a" "5fd2033657652e684ed9ab84db616517f9764fc5b8e91362f14427540a039174", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling bitintr v0.3.0 (https://github.com/gnzlbg/bitintr#6c49e013)
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_builder v4.4.8
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.58
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling colored v2.0.4
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling num v0.4.1
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling derive_more-impl v1.0.0-beta.6
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling clap v4.4.8
[INFO] [stderr]    Compiling derive_more v1.0.0-beta.6
[INFO] [stderr]    Compiling motors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(str_split_whitespace_remainder)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(trait_upcasting)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `trait_upcasting` has been stable since `1.76.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ChessSquare`, `ChessboardSize`
[INFO] [stdout]   --> src/general/tests.rs:36:44
[INFO] [stdout]    |
[INFO] [stdout] 36 |         use crate::games::chess::squares::{ChessSquare, ChessboardSize};
[INFO] [stdout]    |                                            ^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Bitboard`, `ChessBitboard`
[INFO] [stdout]   --> src/general/tests.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Bitboard,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 41 |             ChessBitboard,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GridCoordinates`, `GridSize`, `Height`, `RectangularCoordinates`, `Width`
[INFO] [stdout]    --> src/general/tests.rs:178:28
[INFO] [stdout]     |
[INFO] [stdout] 178 |         use crate::games::{GridCoordinates, GridSize, Height, RectangularCoordinates, Width};
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Bitboard`, `ExtendedBitboard`
[INFO] [stdout]    --> src/general/tests.rs:179:41
[INFO] [stdout]     |
[INFO] [stdout] 179 |         use crate::general::bitboards::{Bitboard, ExtendedBitboard};
[INFO] [stdout]     |                                         ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hash`
[INFO] [stdout]  --> src/games.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/games.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BitOrAssign`
[INFO] [stdout]  --> src/games.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | use derive_more::{BitOrAssign, BitXorAssign};
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `F_FILE_NO`
[INFO] [stdout]   --> src/games/chess.rs:19:65
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::games::chess::squares::{ChessSquare, ChessboardSize, F_FILE_NO, NUM_SQUARES};
[INFO] [stdout]    |                                                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RectangularSize`
[INFO] [stdout]   --> src/games/chess.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |     PlayerResult, RectangularSize, Settings, Size, UncoloredPieceType, ZobristHash,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::games::Color::*`
[INFO] [stdout]   --> src/games/chess/pieces.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::games::Color::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/search/chess/caps.rs:411:9
[INFO] [stdout]     |
[INFO] [stdout] 411 |           /// The move list is iterated backwards, which is why better moves get higher scores
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 412 | /         let score_function = |mov: &ChessMove| {
[INFO] [stdout] 413 | |             let captured = mov.captured(board);
[INFO] [stdout] 414 | |             if *mov == tt_move {
[INFO] [stdout] 415 | |                 i32::MAX
[INFO] [stdout] ...   |
[INFO] [stdout] 422 | |             }
[INFO] [stdout] 423 | |         };
[INFO] [stdout]     | |__________- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Move`, `RectangularBoard`, `RectangularCoordinates`
[INFO] [stdout]   --> src/play.rs:13:59
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Board, Color, CreateEngine, EngineList, GraphicsList, Move, PlayerResult, RectangularBoard,
[INFO] [stdout]    |                                                           ^^^^                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     RectangularCoordinates, ZobristHistoryBase,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/games/chess/perft_tests.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `trait_upcasting` has been stable since 1.76.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(trait_upcasting)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(str_split_whitespace_remainder)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/games.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BoardHistory`
[INFO] [stdout]   --> src/games/chess/moves.rs:18:49
[INFO] [stdout]    |
[INFO] [stdout] 18 |     legal_moves_slow, AbstractPieceType, Board, BoardHistory, Color, ColoredPiece,
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/play/ugi.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::Colorize`
[INFO] [stdout]  --> src/play/ugi.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use colored::Colorize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ColoredPiece`
[INFO] [stdout]  --> src/games/chess/zobrist.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::games::{Color, ColoredPiece, ColoredPieceType, ZobristHash};
[INFO] [stdout]   |                           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Move`
[INFO] [stdout]   --> src/games/chess.rs:25:91
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Board, BoardHistory, Color, ColoredPiece, ColoredPieceType, CreateEngine, EngineList, Move,
[INFO] [stdout]    |                                                                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SliceRandom`
[INFO] [stdout]  --> src/games/chess.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::prelude::{IteratorRandom, SliceRandom};
[INFO] [stdout]   |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Size`
[INFO] [stdout]   --> src/games/chess.rs:26:46
[INFO] [stdout]    |
[INFO] [stdout] 26 |     PlayerResult, RectangularSize, Settings, Size, UncoloredPieceType, ZobristHash,
[INFO] [stdout]    |                                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BoardHistory`
[INFO] [stdout]  --> src/search/perft.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::games::{Board, BoardHistory, Move, ZobristHistoryBase};
[INFO] [stdout]   |                           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Engine`
[INFO] [stdout]   --> src/play/ugi.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |     run_bench_with_depth, Engine, EngineOptionName, EngineOptionType, EngineUciOptionType,
[INFO] [stdout]    |                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `motors` (lib) due to 6 previous errors; 24 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5fd2033657652e684ed9ab84db616517f9764fc5b8e91362f14427540a039174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd2033657652e684ed9ab84db616517f9764fc5b8e91362f14427540a039174", kill_on_drop: false }`
[INFO] [stdout] 5fd2033657652e684ed9ab84db616517f9764fc5b8e91362f14427540a039174
