[INFO] cloning repository https://github.com/glitch4347/chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/glitch4347/chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglitch4347%2Fchess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglitch4347%2Fchess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e82027a6808a02d24e042492fdbdf5754daa0f73
[INFO] testing glitch4347/chess against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglitch4347%2Fchess" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/glitch4347/chess
[INFO] finished tweaking git repo https://github.com/glitch4347/chess
[INFO] tweaked toml for git repo https://github.com/glitch4347/chess written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/glitch4347/chess on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/glitch4347/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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27c0bf365933c9394b1e757cd994697c412b52b73a4d454f571810cde10b7838
[INFO] running `Command { std: "docker" "start" "-a" "27c0bf365933c9394b1e757cd994697c412b52b73a4d454f571810cde10b7838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27c0bf365933c9394b1e757cd994697c412b52b73a4d454f571810cde10b7838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c0bf365933c9394b1e757cd994697c412b52b73a4d454f571810cde10b7838", kill_on_drop: false }`
[INFO] [stdout] 27c0bf365933c9394b1e757cd994697c412b52b73a4d454f571810cde10b7838
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f497c0264542b1752ace8c6e01787c75f8ecf16408df83cf25e1d2f4b7c84af6
[INFO] running `Command { std: "docker" "start" "-a" "f497c0264542b1752ace8c6e01787c75f8ecf16408df83cf25e1d2f4b7c84af6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling quad-alsa-sys v0.3.2
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ogg v0.7.1
[INFO] [stderr]    Compiling sapp-linux v0.1.13
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling lewton v0.9.4
[INFO] [stderr]    Compiling dasp_frame v0.11.0
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling quad-snd v0.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling ttf-parser v0.12.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling bumpalo v3.7.1
[INFO] [stderr]    Compiling quad-rand v0.2.1
[INFO] [stderr]    Compiling glam v0.14.0
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]    Compiling tuple-conv v1.0.1
[INFO] [stderr]    Compiling fontdue v0.5.2
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling audrey v0.3.0
[INFO] [stderr]    Compiling miniquad v0.3.0-alpha.37
[INFO] [stderr]    Compiling macroquad v0.3.10
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/game.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::field::{self, Field};
[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::piece::PieceType`
[INFO] [stdout]  --> src/types.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::piece::PieceType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `King` is named the same as one of the variants of the type `piece::PieceType`
[INFO] [stdout]   --> src/piece.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ^^^^ help: to match on the variant, qualify the path: `piece::PieceType::King`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/piece.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ---- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 38 |             _ => vec![(x - 1, y)]
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `King`
[INFO] [stdout]   --> src/piece.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `King`
[INFO] [stdout]    |
[INFO] [stdout] 35 |             piece::PieceType::King => vec![
[INFO] [stdout]    |             ++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 35 |             _King => vec![
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_to_select_for_move` is never used
[INFO] [stdout]    --> src/state.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout]  27 | impl State {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn try_to_select_for_move(&mut self, i: usize, j: usize) -> 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: comparison is useless due to type limits
[INFO] [stdout]    --> src/state.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 |         if i < 0 || j < 0 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/state.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |         if i < 0 || j < 0 {
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `King` should have a snake case name
[INFO] [stdout]   --> src/piece.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case (notice the capitalization): `king`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut game_over = false;
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.37s
[INFO] running `Command { std: "docker" "inspect" "f497c0264542b1752ace8c6e01787c75f8ecf16408df83cf25e1d2f4b7c84af6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f497c0264542b1752ace8c6e01787c75f8ecf16408df83cf25e1d2f4b7c84af6", kill_on_drop: false }`
[INFO] [stdout] f497c0264542b1752ace8c6e01787c75f8ecf16408df83cf25e1d2f4b7c84af6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f53f9389fae6867b1c58c995c1dc08c2d6352c9350fdf718fd6d031890693c38
[INFO] running `Command { std: "docker" "start" "-a" "f53f9389fae6867b1c58c995c1dc08c2d6352c9350fdf718fd6d031890693c38", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/game.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::field::{self, Field};
[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::piece::PieceType`
[INFO] [stdout]  --> src/types.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::piece::PieceType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning[E0170]: pattern binding `King` is named the same as one of the variants of the type `piece::PieceType`
[INFO] [stdout]   --> src/piece.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ^^^^ help: to match on the variant, qualify the path: `piece::PieceType::King`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/piece.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ---- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 38 |             _ => vec![(x - 1, y)]
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `King`
[INFO] [stdout]   --> src/piece.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `King`
[INFO] [stdout]    |
[INFO] [stdout] 35 |             piece::PieceType::King => vec![
[INFO] [stdout]    |             ++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 35 |             _King => vec![
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_to_select_for_move` is never used
[INFO] [stdout]    --> src/state.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout]  27 | impl State {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn try_to_select_for_move(&mut self, i: usize, j: usize) -> 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: comparison is useless due to type limits
[INFO] [stdout]    --> src/state.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 |         if i < 0 || j < 0 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/state.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |         if i < 0 || j < 0 {
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `King` should have a snake case name
[INFO] [stdout]   --> src/piece.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case (notice the capitalization): `king`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/game.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::field::{self, Field};
[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::piece::PieceType`
[INFO] [stdout]  --> src/types.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::piece::PieceType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut game_over = false;
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `King` is named the same as one of the variants of the type `piece::PieceType`
[INFO] [stdout]   --> src/piece.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ^^^^ help: to match on the variant, qualify the path: `piece::PieceType::King`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/piece.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ---- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 38 |             _ => vec![(x - 1, y)]
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `King`
[INFO] [stdout]   --> src/piece.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `King`
[INFO] [stdout]    |
[INFO] [stdout] 35 |             piece::PieceType::King => vec![
[INFO] [stdout]    |             ++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 35 |             _King => vec![
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_to_select_for_move` is never used
[INFO] [stdout]    --> src/state.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout]  27 | impl State {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn try_to_select_for_move(&mut self, i: usize, j: usize) -> 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: comparison is useless due to type limits
[INFO] [stdout]    --> src/state.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 |         if i < 0 || j < 0 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/state.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |         if i < 0 || j < 0 {
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `King` should have a snake case name
[INFO] [stdout]   --> src/piece.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             King => vec![
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case (notice the capitalization): `king`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "f53f9389fae6867b1c58c995c1dc08c2d6352c9350fdf718fd6d031890693c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f53f9389fae6867b1c58c995c1dc08c2d6352c9350fdf718fd6d031890693c38", kill_on_drop: false }`
[INFO] [stdout] f53f9389fae6867b1c58c995c1dc08c2d6352c9350fdf718fd6d031890693c38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7960c5e7e022d56e95d4936a1fa7bb5b0082ec9aa8a7fbcaafb035a1a0e4c855
[INFO] running `Command { std: "docker" "start" "-a" "7960c5e7e022d56e95d4936a1fa7bb5b0082ec9aa8a7fbcaafb035a1a0e4c855", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/game.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::field::{self, Field};
[INFO] [stderr]   |                    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::piece::PieceType`
[INFO] [stderr]  --> src/types.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::piece::PieceType;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning[E0170]: pattern binding `King` is named the same as one of the variants of the type `piece::PieceType`
[INFO] [stderr]   --> src/piece.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             King => vec![
[INFO] [stderr]    |             ^^^^ help: to match on the variant, qualify the path: `piece::PieceType::King`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/piece.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             King => vec![
[INFO] [stderr]    |             ---- matches any value
[INFO] [stderr] ...
[INFO] [stderr] 38 |             _ => vec![(x - 1, y)]
[INFO] [stderr]    |             ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `King`
[INFO] [stderr]   --> src/piece.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             King => vec![
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: you might have meant to pattern match on the similarly named variant `King`
[INFO] [stderr]    |
[INFO] [stderr] 35 |             piece::PieceType::King => vec![
[INFO] [stderr]    |             ++++++++++++++++++
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 35 |             _King => vec![
[INFO] [stderr]    |             +
[INFO] [stderr] 
[INFO] [stderr] warning: method `try_to_select_for_move` is never used
[INFO] [stderr]    --> src/state.rs:124:8
[INFO] [stderr]     |
[INFO] [stderr]  27 | impl State {
[INFO] [stderr]     | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 124 |     fn try_to_select_for_move(&mut self, i: usize, j: usize) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/state.rs:125:12
[INFO] [stderr]     |
[INFO] [stderr] 125 |         if i < 0 || j < 0 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/state.rs:125:21
[INFO] [stderr]     |
[INFO] [stderr] 125 |         if i < 0 || j < 0 {
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `King` should have a snake case name
[INFO] [stderr]   --> src/piece.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             King => vec![
[INFO] [stderr]    |             ^^^^ help: convert the identifier to snake case (notice the capitalization): `king`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0170`.
[INFO] [stderr] warning: `chess` (lib) generated 9 warnings (run `cargo fix --lib -p chess` to apply 4 suggestions)
[INFO] [stderr] warning: `chess` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut game_over = false;
[INFO] [stderr]    |         ----^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `chess` (bin "chess" test) generated 1 warning (run `cargo fix --bin "chess" -p chess --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chess-5d7831c43fd87366)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chess-77c30a76ae626002)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chess
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7960c5e7e022d56e95d4936a1fa7bb5b0082ec9aa8a7fbcaafb035a1a0e4c855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7960c5e7e022d56e95d4936a1fa7bb5b0082ec9aa8a7fbcaafb035a1a0e4c855", kill_on_drop: false }`
[INFO] [stdout] 7960c5e7e022d56e95d4936a1fa7bb5b0082ec9aa8a7fbcaafb035a1a0e4c855
