[INFO] cloning repository https://github.com/DmitryLeshev/rust_chess_2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DmitryLeshev/rust_chess_2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitryLeshev%2Frust_chess_2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitryLeshev%2Frust_chess_2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e5f6cd17013e2d4400842955f54967706c50ec6
[INFO] checking DmitryLeshev/rust_chess_2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitryLeshev%2Frust_chess_2" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DmitryLeshev/rust_chess_2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DmitryLeshev/rust_chess_2
[INFO] finished tweaking git repo https://github.com/DmitryLeshev/rust_chess_2
[INFO] tweaked toml for git repo https://github.com/DmitryLeshev/rust_chess_2 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/DmitryLeshev/rust_chess_2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17a7ce6f537568ace61fd526b3022c64163259ea76c7d126a95ffa42a2408231
[INFO] running `Command { std: "docker" "start" "-a" "17a7ce6f537568ace61fd526b3022c64163259ea76c7d126a95ffa42a2408231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17a7ce6f537568ace61fd526b3022c64163259ea76c7d126a95ffa42a2408231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a7ce6f537568ace61fd526b3022c64163259ea76c7d126a95ffa42a2408231", kill_on_drop: false }`
[INFO] [stdout] 17a7ce6f537568ace61fd526b3022c64163259ea76c7d126a95ffa42a2408231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a91302344be784c9e4689aa96e25f4d8687eb8f3ec100f4e088465a7c3f7cbb
[INFO] running `Command { std: "docker" "start" "-a" "9a91302344be784c9e4689aa96e25f4d8687eb8f3ec100f4e088465a7c3f7cbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rust_chess_v2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::entities::color::Color`
[INFO] [stdout]  --> src/controllers/game.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::entities::color::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FigureName`
[INFO] [stdout]  --> src/controllers/game.rs:4:39
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::entities::figure::{Figure, FigureName};
[INFO] [stdout]   |                                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FigureName`
[INFO] [stdout]  --> src/entities/board.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 |     figure::{Figure, FigureName},
[INFO] [stdout]   |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `figure::Figure`
[INFO] [stdout]  --> src/entities/game.rs:3:53
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{board::Board, cell::Cell, color::Color, figure::Figure, player::Player};
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::entities::color::Color`
[INFO] [stdout]  --> src/controllers/game.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::entities::color::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FigureName`
[INFO] [stdout]  --> src/controllers/game.rs:4:39
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::entities::figure::{Figure, FigureName};
[INFO] [stdout]   |                                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FigureName`
[INFO] [stdout]  --> src/entities/board.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 |     figure::{Figure, FigureName},
[INFO] [stdout]   |                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `figure::Figure`
[INFO] [stdout]  --> src/entities/game.rs:3:53
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::{board::Board, cell::Cell, color::Color, figure::Figure, player::Player};
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/entities/board.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for (coll, v) in VERTICAL.iter().enumerate() {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]   --> src/entities/board.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |             for (row, char) in HORIZONTAL.iter().enumerate() {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/entities/cell.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let name = name.clone();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/entities/board.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for (coll, v) in VERTICAL.iter().enumerate() {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]   --> src/entities/board.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |             for (row, char) in HORIZONTAL.iter().enumerate() {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/entities/cell.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let name = name.clone();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Frame`
[INFO] [stdout]  --> src/controllers/game.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Frame,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Player`
[INFO] [stdout]   --> src/controllers/game.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Player,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Timer`
[INFO] [stdout]   --> src/controllers/game.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Timer,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Figure`
[INFO] [stdout]   --> src/controllers/game.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Figure(Figure),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load`
[INFO] [stdout]   --> src/entities/board.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn load() {}
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/entities/cell.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(x: u8, y: u8, figure: Option<Figure>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `select_player`
[INFO] [stdout]   --> src/entities/game.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn select_player(&mut self, player: &Player) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `color`
[INFO] [stdout]  --> src/entities/player.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     color: Color,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Frame`
[INFO] [stdout]  --> src/controllers/game.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Frame,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Player`
[INFO] [stdout]   --> src/controllers/game.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Player,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Timer`
[INFO] [stdout]   --> src/controllers/game.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Timer,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Figure`
[INFO] [stdout]   --> src/controllers/game.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Figure(Figure),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load`
[INFO] [stdout]   --> src/entities/board.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn load() {}
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/entities/cell.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(x: u8, y: u8, figure: Option<Figure>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `select_player`
[INFO] [stdout]   --> src/entities/game.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn select_player(&mut self, player: &Player) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `color`
[INFO] [stdout]  --> src/entities/player.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     color: Color,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.16s
[INFO] running `Command { std: "docker" "inspect" "9a91302344be784c9e4689aa96e25f4d8687eb8f3ec100f4e088465a7c3f7cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a91302344be784c9e4689aa96e25f4d8687eb8f3ec100f4e088465a7c3f7cbb", kill_on_drop: false }`
[INFO] [stdout] 9a91302344be784c9e4689aa96e25f4d8687eb8f3ec100f4e088465a7c3f7cbb