[INFO] cloning repository https://github.com/Stifanox/ChessEngineRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stifanox/ChessEngineRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStifanox%2FChessEngineRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStifanox%2FChessEngineRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb540c21e3341bfb9d0079ee9d85c4de21501807
[INFO] checking Stifanox/ChessEngineRust/cb540c21e3341bfb9d0079ee9d85c4de21501807 against master#f5e2df741b4a9820a7579f0c8eccc951706a8782 for pr-147995
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStifanox%2FChessEngineRust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Stifanox/ChessEngineRust
[INFO] finished tweaking git repo https://github.com/Stifanox/ChessEngineRust
[INFO] tweaked toml for git repo https://github.com/Stifanox/ChessEngineRust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Stifanox/ChessEngineRust on toolchain f5e2df741b4a9820a7579f0c8eccc951706a8782
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Stifanox/ChessEngineRust 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" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7b16c5de9516b9d15ff49039c7f155c609323b2c2ebbb034a52400e349335e6
[INFO] running `Command { std: "docker" "start" "-a" "e7b16c5de9516b9d15ff49039c7f155c609323b2c2ebbb034a52400e349335e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7b16c5de9516b9d15ff49039c7f155c609323b2c2ebbb034a52400e349335e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b16c5de9516b9d15ff49039c7f155c609323b2c2ebbb034a52400e349335e6", kill_on_drop: false }`
[INFO] [stdout] e7b16c5de9516b9d15ff49039c7f155c609323b2c2ebbb034a52400e349335e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d71094c4e15004eaea5fc9a3395a43eb0c44820b94f67d0398c90d0f1dbd9749
[INFO] running `Command { std: "docker" "start" "-a" "d71094c4e15004eaea5fc9a3395a43eb0c44820b94f67d0398c90d0f1dbd9749", kill_on_drop: false }`
[INFO] [stderr]     Checking ChessEngine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Piece` and `Square`
[INFO] [stdout]  --> src/main.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::board::types::{Piece, Square};
[INFO] [stdout]   |                           ^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::bitboards`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::utils::bitboards;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::panic`
[INFO] [stdout]  --> src/board/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::panic;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/move_generation/naive_move_generator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BitboardBoard` and `Board`
[INFO] [stdout]  --> src/tests/pseudo_moves.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::board::{BitboardBoard, Board};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color` and `Square`
[INFO] [stdout]  --> src/tests/pseudo_moves.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::board::types::{Color, Square};
[INFO] [stdout]   |                           ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::move_generation::naive_move_generator::NaiveMoveGenerator`
[INFO] [stdout]  --> src/tests/pseudo_moves.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::move_generation::naive_move_generator::NaiveMoveGenerator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `moves`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let moves = naive_generation.generate_moves(&board);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_moves`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_all_pieces`, `generate_moves`, `make_move`, `unmake_move`, and `hash` are never used
[INFO] [stdout]   --> src/board/mod.rs:9:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub trait Board {
[INFO] [stdout]    |           ----- methods in this trait
[INFO] [stdout]  8 |     fn piece_at(&self, square: Square) -> Option<Piece>;
[INFO] [stdout]  9 |     fn get_all_pieces(&self) -> Vec<(Square, Piece)>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 10 |
[INFO] [stdout] 11 |     fn generate_moves(&self) -> Vec<Move>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     fn make_move(&mut self, mv: &Move);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 13 |     fn unmake_move(&mut self, mv: &Move);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 14 |
[INFO] [stdout] 15 |     fn hash(&self) -> u64;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `move_generator` is never read
[INFO] [stdout]  --> src/board/bitboard.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BitboardBoard {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     move_generator: Box<dyn BitboardMoveGenerator>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_empty_squares_bitboard` and `get_bitboard_index` are never used
[INFO] [stdout]    --> src/board/bitboard.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 187 | impl BitboardBoard {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub fn get_empty_squares_bitboard(&self) -> u64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn get_bitboard_index(&self, color: Color, kind: PieceKind) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_coords` and `to_coords` are never used
[INFO] [stdout]   --> src/board/types.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Square {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 27 |     pub fn from_coords(file: u8, rank: u8) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn to_coords(&self) -> (u8, u8) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/board/types.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Move {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 46 |     pub fn new(from: Square, to: Square, piece: Piece, promotion:Option<PieceKind>, captures: Option<Piece>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_LEFT` is never used
[INFO] [stdout]  --> src/utils/bitboards/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub const FILE_LEFT: u64 = 0x0101010101010101;
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_RIGHT` is never used
[INFO] [stdout]  --> src/utils/bitboards/mod.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub const FILE_RIGHT: u64 = 0x8080808080808080;
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_TOP` is never used
[INFO] [stdout]  --> src/utils/bitboards/mod.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub const FILE_TOP: u64 = 0xFF00000000000000;
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_BOTTOM` is never used
[INFO] [stdout]  --> src/utils/bitboards/mod.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const FILE_BOTTOM: u64 = 0x00000000000000FF;
[INFO] [stdout]   |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Piece` and `Square`
[INFO] [stdout]  --> src/main.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::board::types::{Piece, Square};
[INFO] [stdout]   |                           ^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::bitboards`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::utils::bitboards;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::panic`
[INFO] [stdout]  --> src/board/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::panic;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/move_generation/naive_move_generator.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `moves`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let moves = naive_generation.generate_moves(&board);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_moves`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_all_pieces`, `generate_moves`, `make_move`, `unmake_move`, and `hash` are never used
[INFO] [stdout]   --> src/board/mod.rs:9:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub trait Board {
[INFO] [stdout]    |           ----- methods in this trait
[INFO] [stdout]  8 |     fn piece_at(&self, square: Square) -> Option<Piece>;
[INFO] [stdout]  9 |     fn get_all_pieces(&self) -> Vec<(Square, Piece)>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 10 |
[INFO] [stdout] 11 |     fn generate_moves(&self) -> Vec<Move>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     fn make_move(&mut self, mv: &Move);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 13 |     fn unmake_move(&mut self, mv: &Move);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 14 |
[INFO] [stdout] 15 |     fn hash(&self) -> u64;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `move_generator` is never read
[INFO] [stdout]  --> src/board/bitboard.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BitboardBoard {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     move_generator: Box<dyn BitboardMoveGenerator>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_empty_squares_bitboard` and `get_bitboard_index` are never used
[INFO] [stdout]    --> src/board/bitboard.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 187 | impl BitboardBoard {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 202 |     pub fn get_empty_squares_bitboard(&self) -> u64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn get_bitboard_index(&self, color: Color, kind: PieceKind) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_coords` is never used
[INFO] [stdout]   --> src/board/types.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Square {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn to_coords(&self) -> (u8, u8) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/board/types.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Move {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 46 |     pub fn new(from: Square, to: Square, piece: Piece, promotion:Option<PieceKind>, captures: Option<Piece>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_LEFT` is never used
[INFO] [stdout]  --> src/utils/bitboards/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub const FILE_LEFT: u64 = 0x0101010101010101;
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_RIGHT` is never used
[INFO] [stdout]  --> src/utils/bitboards/mod.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub const FILE_RIGHT: u64 = 0x8080808080808080;
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_TOP` is never used
[INFO] [stdout]  --> src/utils/bitboards/mod.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub const FILE_TOP: u64 = 0xFF00000000000000;
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_BOTTOM` is never used
[INFO] [stdout]  --> src/utils/bitboards/mod.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const FILE_BOTTOM: u64 = 0x00000000000000FF;
[INFO] [stdout]   |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "d71094c4e15004eaea5fc9a3395a43eb0c44820b94f67d0398c90d0f1dbd9749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71094c4e15004eaea5fc9a3395a43eb0c44820b94f67d0398c90d0f1dbd9749", kill_on_drop: false }`
[INFO] [stdout] d71094c4e15004eaea5fc9a3395a43eb0c44820b94f67d0398c90d0f1dbd9749