[INFO] cloning repository https://github.com/tomerhc/chessrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomerhc/chessrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomerhc%2Fchessrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomerhc%2Fchessrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7ba0653a99c33f6dbae26a8315f32eeb002126d
[INFO] testing tomerhc/chessrust against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomerhc%2Fchessrust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tomerhc/chessrust
[INFO] finished tweaking git repo https://github.com/tomerhc/chessrust
[INFO] tweaked toml for git repo https://github.com/tomerhc/chessrust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tomerhc/chessrust on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tomerhc/chessrust 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44ab00d99364e9111c9d7c4ad45ee6d8bdb5b83541c77958a6d0f7e8b295f49b
[INFO] running `Command { std: "docker" "start" "-a" "44ab00d99364e9111c9d7c4ad45ee6d8bdb5b83541c77958a6d0f7e8b295f49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44ab00d99364e9111c9d7c4ad45ee6d8bdb5b83541c77958a6d0f7e8b295f49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44ab00d99364e9111c9d7c4ad45ee6d8bdb5b83541c77958a6d0f7e8b295f49b", kill_on_drop: false }`
[INFO] [stdout] 44ab00d99364e9111c9d7c4ad45ee6d8bdb5b83541c77958a6d0f7e8b295f49b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cd773e6b7d72e50106f581f9448f640655f91f04191a1064857257686d7ef0c
[INFO] running `Command { std: "docker" "start" "-a" "5cd773e6b7d72e50106f581f9448f640655f91f04191a1064857257686d7ef0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling console v0.10.0
[INFO] [stderr]    Compiling dialoguer v0.5.0
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `board_state`
[INFO] [stdout]    --> src/pieces.rs:479:32
[INFO] [stdout]     |
[INFO] [stdout] 479 |     fn calc_legal_moves(&self, board_state: HashMap<String, Vec<Pos>>) -> Option<Vec<Pos>> {
[INFO] [stdout]     |                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_board_state`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/pieces.rs:570:28
[INFO] [stdout]     |
[INFO] [stdout] 570 |     fn set_init_pos(&self, num: u8) -> Pos {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/pieces.rs:748:28
[INFO] [stdout]     |
[INFO] [stdout] 748 |     fn set_init_pos(&self, num: u8) -> Pos {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board_state`
[INFO] [stdout]    --> src/pieces.rs:755:32
[INFO] [stdout]     |
[INFO] [stdout] 755 |     fn calc_legal_moves(&self, board_state: HashMap<String, Vec<Pos>>) -> Option<Vec<Pos>> {
[INFO] [stdout]     |                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_board_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_piece_type` is never used
[INFO] [stdout]   --> src/pieces.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub trait Piece {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn get_piece_type(&self) -> String;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]   --> src/pieces.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Pawn {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub piece_type: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]    --> src/pieces.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub struct Rook {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub piece_type: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]    --> src/pieces.rs:318:9
[INFO] [stdout]     |
[INFO] [stdout] 314 | pub struct Bisop {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 318 |     pub piece_type: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]    --> src/pieces.rs:449:9
[INFO] [stdout]     |
[INFO] [stdout] 445 | pub struct Knight {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 449 |     pub piece_type: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]    --> src/pieces.rs:548:9
[INFO] [stdout]     |
[INFO] [stdout] 544 | pub struct Queen {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 548 |     pub piece_type: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]    --> src/pieces.rs:726:9
[INFO] [stdout]     |
[INFO] [stdout] 722 | pub struct King {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 726 |     pub piece_type: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.41s
[INFO] running `Command { std: "docker" "inspect" "5cd773e6b7d72e50106f581f9448f640655f91f04191a1064857257686d7ef0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd773e6b7d72e50106f581f9448f640655f91f04191a1064857257686d7ef0c", kill_on_drop: false }`
[INFO] [stdout] 5cd773e6b7d72e50106f581f9448f640655f91f04191a1064857257686d7ef0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 193cfc6667d28d7b4767c52de73ae62961bfe5d9964c85629a8b5a53aa905ad8
[INFO] running `Command { std: "docker" "start" "-a" "193cfc6667d28d7b4767c52de73ae62961bfe5d9964c85629a8b5a53aa905ad8", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `board_state`
[INFO] [stdout]    --> src/pieces.rs:479:32
[INFO] [stdout]     |
[INFO] [stdout] 479 |     fn calc_legal_moves(&self, board_state: HashMap<String, Vec<Pos>>) -> Option<Vec<Pos>> {
[INFO] [stdout]     |                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_board_state`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/pieces.rs:570:28
[INFO] [stdout]     |
[INFO] [stdout] 570 |     fn set_init_pos(&self, num: u8) -> Pos {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/pieces.rs:748:28
[INFO] [stdout]     |
[INFO] [stdout] 748 |     fn set_init_pos(&self, num: u8) -> Pos {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board_state`
[INFO] [stdout]    --> src/pieces.rs:755:32
[INFO] [stdout]     |
[INFO] [stdout] 755 |     fn calc_legal_moves(&self, board_state: HashMap<String, Vec<Pos>>) -> Option<Vec<Pos>> {
[INFO] [stdout]     |                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_board_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_piece_type` is never used
[INFO] [stdout]   --> src/pieces.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub trait Piece {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn get_piece_type(&self) -> String;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]   --> src/pieces.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Pawn {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub piece_type: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]    --> src/pieces.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub struct Rook {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub piece_type: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]    --> src/pieces.rs:318:9
[INFO] [stdout]     |
[INFO] [stdout] 314 | pub struct Bisop {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 318 |     pub piece_type: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]    --> src/pieces.rs:449:9
[INFO] [stdout]     |
[INFO] [stdout] 445 | pub struct Knight {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 449 |     pub piece_type: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]    --> src/pieces.rs:548:9
[INFO] [stdout]     |
[INFO] [stdout] 544 | pub struct Queen {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 548 |     pub piece_type: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `piece_type` is never read
[INFO] [stdout]    --> src/pieces.rs:726:9
[INFO] [stdout]     |
[INFO] [stdout] 722 | pub struct King {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 726 |     pub piece_type: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "193cfc6667d28d7b4767c52de73ae62961bfe5d9964c85629a8b5a53aa905ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193cfc6667d28d7b4767c52de73ae62961bfe5d9964c85629a8b5a53aa905ad8", kill_on_drop: false }`
[INFO] [stdout] 193cfc6667d28d7b4767c52de73ae62961bfe5d9964c85629a8b5a53aa905ad8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43aa5a5574894ff1f2372d3b0379b70e61d256ba0b216a928853536fd32d20d9
[INFO] running `Command { std: "docker" "start" "-a" "43aa5a5574894ff1f2372d3b0379b70e61d256ba0b216a928853536fd32d20d9", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `board_state`
[INFO] [stderr]    --> src/pieces.rs:479:32
[INFO] [stderr]     |
[INFO] [stderr] 479 |     fn calc_legal_moves(&self, board_state: HashMap<String, Vec<Pos>>) -> Option<Vec<Pos>> {
[INFO] [stderr]     |                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_board_state`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]    --> src/pieces.rs:570:28
[INFO] [stderr]     |
[INFO] [stderr] 570 |     fn set_init_pos(&self, num: u8) -> Pos {
[INFO] [stderr]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]    --> src/pieces.rs:748:28
[INFO] [stderr]     |
[INFO] [stderr] 748 |     fn set_init_pos(&self, num: u8) -> Pos {
[INFO] [stderr]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board_state`
[INFO] [stderr]    --> src/pieces.rs:755:32
[INFO] [stderr]     |
[INFO] [stderr] 755 |     fn calc_legal_moves(&self, board_state: HashMap<String, Vec<Pos>>) -> Option<Vec<Pos>> {
[INFO] [stderr]     |                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_board_state`
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_piece_type` is never used
[INFO] [stderr]   --> src/pieces.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr]  3 | pub trait Piece {
[INFO] [stderr]    |           ----- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 12 |     fn get_piece_type(&self) -> String;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `piece_type` is never read
[INFO] [stderr]   --> src/pieces.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub struct Pawn {
[INFO] [stderr]    |            ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub piece_type: String,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `piece_type` is never read
[INFO] [stderr]    --> src/pieces.rs:186:9
[INFO] [stderr]     |
[INFO] [stderr] 182 | pub struct Rook {
[INFO] [stderr]     |            ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 186 |     pub piece_type: String,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `piece_type` is never read
[INFO] [stderr]    --> src/pieces.rs:318:9
[INFO] [stderr]     |
[INFO] [stderr] 314 | pub struct Bisop {
[INFO] [stderr]     |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 318 |     pub piece_type: String,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `piece_type` is never read
[INFO] [stderr]    --> src/pieces.rs:449:9
[INFO] [stderr]     |
[INFO] [stderr] 445 | pub struct Knight {
[INFO] [stderr]     |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 449 |     pub piece_type: String,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `piece_type` is never read
[INFO] [stderr]    --> src/pieces.rs:548:9
[INFO] [stderr]     |
[INFO] [stderr] 544 | pub struct Queen {
[INFO] [stderr]     |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 548 |     pub piece_type: String,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `piece_type` is never read
[INFO] [stderr]    --> src/pieces.rs:726:9
[INFO] [stderr]     |
[INFO] [stderr] 722 | pub struct King {
[INFO] [stderr]     |            ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 726 |     pub piece_type: String,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chess` (bin "chess" test) generated 11 warnings (run `cargo fix --bin "chess" -p chess --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chess-231f998a556319e1)
[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" "43aa5a5574894ff1f2372d3b0379b70e61d256ba0b216a928853536fd32d20d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43aa5a5574894ff1f2372d3b0379b70e61d256ba0b216a928853536fd32d20d9", kill_on_drop: false }`
[INFO] [stdout] 43aa5a5574894ff1f2372d3b0379b70e61d256ba0b216a928853536fd32d20d9
