[INFO] cloning repository https://github.com/Mailosz/chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mailosz/chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMailosz%2Fchess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMailosz%2Fchess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9278000b65a870c0956c184eced29322f2a5101
[INFO] checking Mailosz/chess against master#c8a31b780d5415358566a20b94912620a3f27067 for pr-139493-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMailosz%2Fchess" "/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/Mailosz/chess
[INFO] finished tweaking git repo https://github.com/Mailosz/chess
[INFO] tweaked toml for git repo https://github.com/Mailosz/chess written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mailosz/chess on toolchain c8a31b780d5415358566a20b94912620a3f27067
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Mailosz/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" "+c8a31b780d5415358566a20b94912620a3f27067" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3518838def9784486164b3ab098ab5884efee71a7246b3642984c1c6d92dded6
[INFO] running `Command { std: "docker" "start" "-a" "3518838def9784486164b3ab098ab5884efee71a7246b3642984c1c6d92dded6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3518838def9784486164b3ab098ab5884efee71a7246b3642984c1c6d92dded6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3518838def9784486164b3ab098ab5884efee71a7246b3642984c1c6d92dded6", kill_on_drop: false }`
[INFO] [stdout] 3518838def9784486164b3ab098ab5884efee71a7246b3642984c1c6d92dded6
[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" "+c8a31b780d5415358566a20b94912620a3f27067" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79544cda05c1b8d3193ba1b17bb1c0d8fff331cebc10e3e989edc129597fc25e
[INFO] running `Command { std: "docker" "start" "-a" "79544cda05c1b8d3193ba1b17bb1c0d8fff331cebc10e3e989edc129597fc25e", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.95
[INFO] [stderr]    Compiling wasm-bindgen v0.2.95
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.95
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.95
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.95
[INFO] [stderr]     Checking chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `borrow::Borrow` and `cell::RefCell`
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{borrow::Borrow, cell::RefCell};
[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 imports: `IntoWasmAbi`, `OptionIntoWasmAbi`, and `ReturnWasmAbi`
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use wasm_bindgen::{convert::{IntoWasmAbi, OptionIntoWasmAbi, ReturnWasmAbi, WasmAbi}, prelude::*};
[INFO] [stdout]   |                              ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `once_cell::sync::Lazy`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use once_cell::sync::Lazy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     if (position < 56) {
[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] 27 -     if (position < 56) {
[INFO] [stdout] 27 +     if position < 56 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `borrow::Borrow` and `cell::RefCell`
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{borrow::Borrow, cell::RefCell};
[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 `if` condition
[INFO] [stdout]   --> src/lib.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |             if (position < 16 && position >= 8 && board.squares[(position + 16) as usize] == Piece::Empty) {
[INFO] [stdout]    |                ^                                                                                         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 32 -             if (position < 16 && position >= 8 && board.squares[(position + 16) as usize] == Piece::Empty) {
[INFO] [stdout] 32 +             if position < 16 && position >= 8 && board.squares[(position + 16) as usize] == Piece::Empty {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     if (position >= 8) {
[INFO] [stdout]    |        ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     if (position >= 8) {
[INFO] [stdout] 45 +     if position >= 8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:50:16
[INFO] [stdout]    |
[INFO] [stdout] 50 |             if (position >= 48 && position < 56 && board.squares[(position - 16) as usize] == Piece::Empty) {
[INFO] [stdout]    |                ^                                                                                          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             if (position >= 48 && position < 56 && board.squares[(position - 16) as usize] == Piece::Empty) {
[INFO] [stdout] 50 +             if position >= 48 && position < 56 && board.squares[(position - 16) as usize] == Piece::Empty {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoWasmAbi`, `OptionIntoWasmAbi`, and `ReturnWasmAbi`
[INFO] [stdout]  --> src/lib.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use wasm_bindgen::{convert::{IntoWasmAbi, OptionIntoWasmAbi, ReturnWasmAbi, WasmAbi}, prelude::*};
[INFO] [stdout]   |                              ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `wasm_bindgen_unstable_test_coverage`
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | #[wasm_bindgen]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `wasm_bindgen` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the attribute macro `wasm_bindgen` may come from an old version of the `wasm_bindgen_macro` crate, try updating your dependency with `cargo update -p wasm_bindgen_macro`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the attribute macro `wasm_bindgen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `wasm_bindgen_unstable_test_coverage`
[INFO] [stdout]   --> src/lib.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | #[wasm_bindgen]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `wasm_bindgen` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the attribute macro `wasm_bindgen` may come from an old version of the `wasm_bindgen_macro` crate, try updating your dependency with `cargo update -p wasm_bindgen_macro`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the attribute macro `wasm_bindgen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `wasm_bindgen_unstable_test_coverage`
[INFO] [stdout]    --> src/lib.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | #[wasm_bindgen]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `wasm_bindgen` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]     = help: the attribute macro `wasm_bindgen` may come from an old version of the `wasm_bindgen_macro` crate, try updating your dependency with `cargo update -p wasm_bindgen_macro`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the attribute macro `wasm_bindgen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `once_cell::sync::Lazy`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use once_cell::sync::Lazy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     if (position < 56) {
[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] 27 -     if (position < 56) {
[INFO] [stdout] 27 +     if position < 56 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |             if (position < 16 && position >= 8 && board.squares[(position + 16) as usize] == Piece::Empty) {
[INFO] [stdout]    |                ^                                                                                         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 32 -             if (position < 16 && position >= 8 && board.squares[(position + 16) as usize] == Piece::Empty) {
[INFO] [stdout] 32 +             if position < 16 && position >= 8 && board.squares[(position + 16) as usize] == Piece::Empty {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     if (position >= 8) {
[INFO] [stdout]    |        ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     if (position >= 8) {
[INFO] [stdout] 45 +     if position >= 8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:50:16
[INFO] [stdout]    |
[INFO] [stdout] 50 |             if (position >= 48 && position < 56 && board.squares[(position - 16) as usize] == Piece::Empty) {
[INFO] [stdout]    |                ^                                                                                          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             if (position >= 48 && position < 56 && board.squares[(position - 16) as usize] == Piece::Empty) {
[INFO] [stdout] 50 +             if position >= 48 && position < 56 && board.squares[(position - 16) as usize] == Piece::Empty {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `wasm_bindgen_unstable_test_coverage`
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | #[wasm_bindgen]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `wasm_bindgen` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the attribute macro `wasm_bindgen` may come from an old version of the `wasm_bindgen_macro` crate, try updating your dependency with `cargo update -p wasm_bindgen_macro`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the attribute macro `wasm_bindgen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `wasm_bindgen_unstable_test_coverage`
[INFO] [stdout]   --> src/lib.rs:89:1
[INFO] [stdout]    |
[INFO] [stdout] 89 | #[wasm_bindgen]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `wasm_bindgen` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the attribute macro `wasm_bindgen` may come from an old version of the `wasm_bindgen_macro` crate, try updating your dependency with `cargo update -p wasm_bindgen_macro`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the attribute macro `wasm_bindgen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `wasm_bindgen_unstable_test_coverage`
[INFO] [stdout]    --> src/lib.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | #[wasm_bindgen]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]     = help: try referring to `wasm_bindgen` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]     = help: the attribute macro `wasm_bindgen` may come from an old version of the `wasm_bindgen_macro` crate, try updating your dependency with `cargo update -p wasm_bindgen_macro`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the attribute macro `wasm_bindgen` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WasmAbi`
[INFO] [stdout]  --> src/lib.rs:6:77
[INFO] [stdout]   |
[INFO] [stdout] 6 | use wasm_bindgen::{convert::{IntoWasmAbi, OptionIntoWasmAbi, ReturnWasmAbi, WasmAbi}, prelude::*};
[INFO] [stdout]   |                                                                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WasmAbi`
[INFO] [stdout]  --> src/lib.rs:6:77
[INFO] [stdout]   |
[INFO] [stdout] 6 | use wasm_bindgen::{convert::{IntoWasmAbi, OptionIntoWasmAbi, ReturnWasmAbi, WasmAbi}, prelude::*};
[INFO] [stdout]   |                                                                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SpecialX`, `SpecialW`, and `SpecialB` are never constructed
[INFO] [stdout]   --> src/game/mod.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub enum Piece {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout]  4 |     Empty = 0b0000,
[INFO] [stdout]  5 |     SpecialX = 0b0001,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     SpecialW= 0b0111,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     SpecialB= 0b1110,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Piece` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Black` is never constructed
[INFO] [stdout]   --> src/game/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum PlayerColor {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 26 |     White = 1,
[INFO] [stdout] 27 |     Black = 0
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlayerColor` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `turn` and `player` are never read
[INFO] [stdout]   --> src/game/mod.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 38 |     pub turn : u32,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 39 |     pub player : PlayerColor,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Game` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/lib.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         CURRENT_GAME.replace(Game::new());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SpecialX`, `SpecialW`, and `SpecialB` are never constructed
[INFO] [stdout]   --> src/game/mod.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub enum Piece {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout]  4 |     Empty = 0b0000,
[INFO] [stdout]  5 |     SpecialX = 0b0001,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     SpecialW= 0b0111,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     SpecialB= 0b1110,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Piece` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Black` is never constructed
[INFO] [stdout]   --> src/game/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum PlayerColor {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 26 |     White = 1,
[INFO] [stdout] 27 |     Black = 0
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlayerColor` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `turn` and `player` are never read
[INFO] [stdout]   --> src/game/mod.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Game {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 38 |     pub turn : u32,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 39 |     pub player : PlayerColor,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Game` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/lib.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |         CURRENT_GAME.replace(Game::new());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.98s
[INFO] running `Command { std: "docker" "inspect" "79544cda05c1b8d3193ba1b17bb1c0d8fff331cebc10e3e989edc129597fc25e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79544cda05c1b8d3193ba1b17bb1c0d8fff331cebc10e3e989edc129597fc25e", kill_on_drop: false }`
[INFO] [stdout] 79544cda05c1b8d3193ba1b17bb1c0d8fff331cebc10e3e989edc129597fc25e
