[INFO] cloning repository https://github.com/INDA23PlusPlus/redkar-chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/INDA23PlusPlus/redkar-chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FINDA23PlusPlus%2Fredkar-chess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FINDA23PlusPlus%2Fredkar-chess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 259a7a17e1c3ab0ddf801b04dde737d76d688097
[INFO] checking INDA23PlusPlus/redkar-chess against try#4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7 for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FINDA23PlusPlus%2Fredkar-chess" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/INDA23PlusPlus/redkar-chess
[INFO] finished tweaking git repo https://github.com/INDA23PlusPlus/redkar-chess
[INFO] tweaked toml for git repo https://github.com/INDA23PlusPlus/redkar-chess written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/INDA23PlusPlus/redkar-chess on toolchain 4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/INDA23PlusPlus/redkar-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" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 186ceef7cad132f759bb539001c718e113f0226eab732322e78ee0c8c1cd0e34
[INFO] running `Command { std: "docker" "start" "186ceef7cad132f759bb539001c718e113f0226eab732322e78ee0c8c1cd0e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "186ceef7cad132f759bb539001c718e113f0226eab732322e78ee0c8c1cd0e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "186ceef7cad132f759bb539001c718e113f0226eab732322e78ee0c8c1cd0e34" "/opt/rustwide/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "186ceef7cad132f759bb539001c718e113f0226eab732322e78ee0c8c1cd0e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "186ceef7cad132f759bb539001c718e113f0226eab732322e78ee0c8c1cd0e34" "/opt/rustwide/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking redkar-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/lib.rs:478:9
[INFO] [stdout]     |
[INFO] [stdout] 478 |         'outer: for i in 0..8 {
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/lib.rs:478:9
[INFO] [stdout]     |
[INFO] [stdout] 478 |         'outer: for i in 0..8 {
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end_square`
[INFO] [stdout]    --> src/lib.rs:331:76
[INFO] [stdout]     |
[INFO] [stdout] 331 | ...iece: &Option<Piece>, end_square: &Option<Piece>, capture: bool) -> Option<MoveError> {
[INFO] [stdout]     |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_square`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `LEN` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:307:13
[INFO] [stdout]     |
[INFO] [stdout] 307 |         let LEN: isize = self.move_history.len() as isize;
[INFO] [stdout]     |             ^^^ help: convert the identifier to snake case: `len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:426:21
[INFO] [stdout]     |
[INFO] [stdout] 426 |                 let Y = (mv.end_y as isize - mv.start_y as isize).abs();
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:427:21
[INFO] [stdout]     |
[INFO] [stdout] 427 |                 let X = (mv.end_x as isize - mv.start_x as isize).abs();
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:444:21
[INFO] [stdout]     |
[INFO] [stdout] 444 |                 let Y = (mv.end_y as isize - mv.start_y as isize).abs();
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:445:21
[INFO] [stdout]     |
[INFO] [stdout] 445 |                 let X = (mv.end_x as isize - mv.start_x as isize).abs();
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DX` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:481:17
[INFO] [stdout]     |
[INFO] [stdout] 481 |             let DX = dir[i as usize][0 as usize];
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `dx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DY` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:482:17
[INFO] [stdout]     |
[INFO] [stdout] 482 |             let DY = dir[i as usize][1 as usize];
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `dy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end_square`
[INFO] [stdout]    --> src/lib.rs:331:76
[INFO] [stdout]     |
[INFO] [stdout] 331 | ...iece: &Option<Piece>, end_square: &Option<Piece>, capture: bool) -> Option<MoveError> {
[INFO] [stdout]     |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_square`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_new_game_wrong` is never used
[INFO] [stdout]    --> src/lib.rs:681:12
[INFO] [stdout]     |
[INFO] [stdout] 681 |     pub fn check_new_game_wrong() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `doesnt_move` is never used
[INFO] [stdout]    --> src/lib.rs:696:12
[INFO] [stdout]     |
[INFO] [stdout] 696 |     pub fn doesnt_move() {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `LEN` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:307:13
[INFO] [stdout]     |
[INFO] [stdout] 307 |         let LEN: isize = self.move_history.len() as isize;
[INFO] [stdout]     |             ^^^ help: convert the identifier to snake case: `len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:426:21
[INFO] [stdout]     |
[INFO] [stdout] 426 |                 let Y = (mv.end_y as isize - mv.start_y as isize).abs();
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:427:21
[INFO] [stdout]     |
[INFO] [stdout] 427 |                 let X = (mv.end_x as isize - mv.start_x as isize).abs();
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:444:21
[INFO] [stdout]     |
[INFO] [stdout] 444 |                 let Y = (mv.end_y as isize - mv.start_y as isize).abs();
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:445:21
[INFO] [stdout]     |
[INFO] [stdout] 445 |                 let X = (mv.end_x as isize - mv.start_x as isize).abs();
[INFO] [stdout]     |                     ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DX` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:481:17
[INFO] [stdout]     |
[INFO] [stdout] 481 |             let DX = dir[i as usize][0 as usize];
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `dx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DY` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:482:17
[INFO] [stdout]     |
[INFO] [stdout] 482 |             let DY = dir[i as usize][1 as usize];
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `dy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:690:9
[INFO] [stdout]     |
[INFO] [stdout] 690 |         pawn_move.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 690 |         let _ = pawn_move.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:698:9
[INFO] [stdout]     |
[INFO] [stdout] 698 |         pawn_move.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 698 |         let _ = pawn_move.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:706:9
[INFO] [stdout]     |
[INFO] [stdout] 706 |         knight_move.do_move(Move { start_x: 1, start_y: 0, end_x: 2, end_y: 2});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let _ = knight_move.do_move(Move { start_x: 1, start_y: 0, end_x: 2, end_y: 2});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:714:9
[INFO] [stdout]     |
[INFO] [stdout] 714 |         italian_game.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 714 |         let _ = italian_game.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:715:9
[INFO] [stdout]     |
[INFO] [stdout] 715 |         italian_game.do_move(Move { start_x: 3, start_y: 6, end_x: 3, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 715 |         let _ = italian_game.do_move(Move { start_x: 3, start_y: 6, end_x: 3, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:716:9
[INFO] [stdout]     |
[INFO] [stdout] 716 |         italian_game.do_move(Move{start_x: 1, start_y: 0, end_x: 2, end_y: 2});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 716 |         let _ = italian_game.do_move(Move{start_x: 1, start_y: 0, end_x: 2, end_y: 2});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:717:9
[INFO] [stdout]     |
[INFO] [stdout] 717 |         italian_game.do_move(Move{start_x: 6, start_y: 7, end_x: 5, end_y: 5});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 717 |         let _ = italian_game.do_move(Move{start_x: 6, start_y: 7, end_x: 5, end_y: 5});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:718:9
[INFO] [stdout]     |
[INFO] [stdout] 718 |         italian_game.do_move(Move{start_x: 2, start_y: 0, end_x: 5, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 718 |         let _ = italian_game.do_move(Move{start_x: 2, start_y: 0, end_x: 5, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:727:9
[INFO] [stdout]     |
[INFO] [stdout] 727 |         pin_ruy_lopez.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 727 |         let _ = pin_ruy_lopez.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:728:9
[INFO] [stdout]     |
[INFO] [stdout] 728 |         pin_ruy_lopez.do_move(Move { start_x: 3, start_y: 6, end_x: 3, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 728 |         let _ = pin_ruy_lopez.do_move(Move { start_x: 3, start_y: 6, end_x: 3, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:729:9
[INFO] [stdout]     |
[INFO] [stdout] 729 |         pin_ruy_lopez.do_move(Move{start_x: 1, start_y: 0, end_x: 2, end_y: 2});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 729 |         let _ = pin_ruy_lopez.do_move(Move{start_x: 1, start_y: 0, end_x: 2, end_y: 2});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:730:9
[INFO] [stdout]     |
[INFO] [stdout] 730 |         pin_ruy_lopez.do_move(Move{start_x: 6, start_y: 7, end_x: 5, end_y: 5});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 730 |         let _ = pin_ruy_lopez.do_move(Move{start_x: 6, start_y: 7, end_x: 5, end_y: 5});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:731:9
[INFO] [stdout]     |
[INFO] [stdout] 731 |         pin_ruy_lopez.do_move(Move{start_x: 2, start_y: 0, end_x: 6, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 731 |         let _ = pin_ruy_lopez.do_move(Move{start_x: 2, start_y: 0, end_x: 6, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:732:9
[INFO] [stdout]     |
[INFO] [stdout] 732 |         pin_ruy_lopez.do_move(Move{start_x: 4, start_y: 6, end_x: 4, end_y: 5});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 732 |         let _ = pin_ruy_lopez.do_move(Move{start_x: 4, start_y: 6, end_x: 4, end_y: 5});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:733:9
[INFO] [stdout]     |
[INFO] [stdout] 733 |         pin_ruy_lopez.do_move(Move{start_x: 6, start_y: 0, end_x: 5, end_y: 2});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 733 |         let _ = pin_ruy_lopez.do_move(Move{start_x: 6, start_y: 0, end_x: 5, end_y: 2});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:734:9
[INFO] [stdout]     |
[INFO] [stdout] 734 |         pin_ruy_lopez.do_move(Move{start_x: 5, start_y: 5, end_x: 4, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 734 |         let _ = pin_ruy_lopez.do_move(Move{start_x: 5, start_y: 5, end_x: 4, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:735:9
[INFO] [stdout]     |
[INFO] [stdout] 735 |         pin_ruy_lopez.do_move(Move{start_x: 7, start_y: 6, end_x: 7, end_y: 5});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 735 |         let _ = pin_ruy_lopez.do_move(Move{start_x: 7, start_y: 6, end_x: 7, end_y: 5});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:742:9
[INFO] [stdout]     |
[INFO] [stdout] 742 |         fools_mate.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 742 |         let _ = fools_mate.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:743:9
[INFO] [stdout]     |
[INFO] [stdout] 743 |         fools_mate.do_move(Move{start_x: 1, start_y: 6, end_x: 1, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 743 |         let _ = fools_mate.do_move(Move{start_x: 1, start_y: 6, end_x: 1, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:744:9
[INFO] [stdout]     |
[INFO] [stdout] 744 |         fools_mate.do_move(Move{start_x: 4, start_y: 1, end_x: 4, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 744 |         let _ = fools_mate.do_move(Move{start_x: 4, start_y: 1, end_x: 4, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:745:9
[INFO] [stdout]     |
[INFO] [stdout] 745 |         fools_mate.do_move(Move{start_x: 2, start_y: 6, end_x: 2, end_y: 5});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 745 |         let _ = fools_mate.do_move(Move{start_x: 2, start_y: 6, end_x: 2, end_y: 5});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:746:9
[INFO] [stdout]     |
[INFO] [stdout] 746 |         fools_mate.do_move(Move{start_x: 4, start_y: 0, end_x: 0, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 746 |         let _ = fools_mate.do_move(Move{start_x: 4, start_y: 0, end_x: 0, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:754:9
[INFO] [stdout]     |
[INFO] [stdout] 754 |         move_after_mate.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 754 |         let _ = move_after_mate.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:755:9
[INFO] [stdout]     |
[INFO] [stdout] 755 |         move_after_mate.do_move(Move{start_x: 1, start_y: 6, end_x: 1, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 755 |         let _ = move_after_mate.do_move(Move{start_x: 1, start_y: 6, end_x: 1, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:756:9
[INFO] [stdout]     |
[INFO] [stdout] 756 |         move_after_mate.do_move(Move{start_x: 4, start_y: 1, end_x: 4, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 756 |         let _ = move_after_mate.do_move(Move{start_x: 4, start_y: 1, end_x: 4, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:757:9
[INFO] [stdout]     |
[INFO] [stdout] 757 |         move_after_mate.do_move(Move{start_x: 2, start_y: 6, end_x: 2, end_y: 5});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 757 |         let _ = move_after_mate.do_move(Move{start_x: 2, start_y: 6, end_x: 2, end_y: 5});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:758:9
[INFO] [stdout]     |
[INFO] [stdout] 758 |         move_after_mate.do_move(Move{start_x: 4, start_y: 0, end_x: 0, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 758 |         let _ = move_after_mate.do_move(Move{start_x: 4, start_y: 0, end_x: 0, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:759:9
[INFO] [stdout]     |
[INFO] [stdout] 759 |         move_after_mate.do_move(Move{start_x: 4, start_y: 0, end_x: 0, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 759 |         let _ = move_after_mate.do_move(Move{start_x: 4, start_y: 0, end_x: 0, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:760:9
[INFO] [stdout]     |
[INFO] [stdout] 760 |         move_after_mate.do_move(Move{start_x: 4, start_y: 0, end_x: 0, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 760 |         let _ = move_after_mate.do_move(Move{start_x: 4, start_y: 0, end_x: 0, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:768:9
[INFO] [stdout]     |
[INFO] [stdout] 768 |         sic_queen.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 768 |         let _ = sic_queen.do_move(Move{start_x: 3, start_y: 1, end_x: 3, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:769:9
[INFO] [stdout]     |
[INFO] [stdout] 769 |         sic_queen.do_move(Move{start_x: 5, start_y: 6, end_x: 5, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 769 |         let _ = sic_queen.do_move(Move{start_x: 5, start_y: 6, end_x: 5, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:770:9
[INFO] [stdout]     |
[INFO] [stdout] 770 |         sic_queen.do_move(Move{start_x: 4, start_y: 1, end_x: 4, end_y: 3});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 770 |         let _ = sic_queen.do_move(Move{start_x: 4, start_y: 1, end_x: 4, end_y: 3});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:771:9
[INFO] [stdout]     |
[INFO] [stdout] 771 |         sic_queen.do_move(Move{start_x: 4, start_y: 7, end_x: 7, end_y: 4});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 771 |         let _ = sic_queen.do_move(Move{start_x: 4, start_y: 7, end_x: 7, end_y: 4});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:772:9
[INFO] [stdout]     |
[INFO] [stdout] 772 |         sic_queen.do_move(Move{start_x: 5, start_y: 1, end_x: 5, end_y: 2});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 772 |         let _ = sic_queen.do_move(Move{start_x: 5, start_y: 1, end_x: 5, end_y: 2});
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "186ceef7cad132f759bb539001c718e113f0226eab732322e78ee0c8c1cd0e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186ceef7cad132f759bb539001c718e113f0226eab732322e78ee0c8c1cd0e34", kill_on_drop: false }`
[INFO] [stdout] 186ceef7cad132f759bb539001c718e113f0226eab732322e78ee0c8c1cd0e34
