[INFO] cloning repository https://github.com/Potoccino/chess_engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Potoccino/chess_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPotoccino%2Fchess_engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPotoccino%2Fchess_engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63e85ccc10794ad97f61977987d2e39dfec754a6
[INFO] checking Potoccino/chess_engine/63e85ccc10794ad97f61977987d2e39dfec754a6 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPotoccino%2Fchess_engine" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Potoccino/chess_engine on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Potoccino/chess_engine
[INFO] finished tweaking git repo https://github.com/Potoccino/chess_engine
[INFO] tweaked toml for git repo https://github.com/Potoccino/chess_engine written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Potoccino/chess_engine 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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 702ae2743ca73f277c582b5c6b52128bf29948c1592aa1e0384ac8c55c9b6d0f
[INFO] running `Command { std: "docker" "start" "-a" "702ae2743ca73f277c582b5c6b52128bf29948c1592aa1e0384ac8c55c9b6d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "702ae2743ca73f277c582b5c6b52128bf29948c1592aa1e0384ac8c55c9b6d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "702ae2743ca73f277c582b5c6b52128bf29948c1592aa1e0384ac8c55c9b6d0f", kill_on_drop: false }`
[INFO] [stdout] 702ae2743ca73f277c582b5c6b52128bf29948c1592aa1e0384ac8c55c9b6d0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1647bb0b5ce09d50c8b5d30274ebfbcd153045977121720ae2ee01a456fbcee2
[INFO] running `Command { std: "docker" "start" "-a" "1647bb0b5ce09d50c8b5d30274ebfbcd153045977121720ae2ee01a456fbcee2", kill_on_drop: false }`
[INFO] [stderr]     Checking chess_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `f32::consts::E` and `io::Empty`
[INFO] [stdout]  --> src/components/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use std::{f32::consts::E, fmt::{self}, io::Empty, vec};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `from_utf8_unchecked`
[INFO] [stdout]  --> src/run/mod.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{self, ErrorKind},
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout] 4 |     str::{from_utf8, from_utf8_unchecked},
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Piece`, `get_moves`, `self`, and `self`
[INFO] [stdout]   --> src/run/mod.rs:8:25
[INFO] [stdout]    |
[INFO] [stdout] 8  |     components::chess::{self, Board, Color, Error, Piece, PieceType, Square},
[INFO] [stdout]    |                         ^^^^                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |         self,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 12 |         moves::{get_move, get_moves, Move},
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `f32::consts::E` and `io::Empty`
[INFO] [stdout]  --> src/components/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use std::{f32::consts::E, fmt::{self}, io::Empty, vec};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ErrorKind` and `from_utf8_unchecked`
[INFO] [stdout]  --> src/run/mod.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{self, ErrorKind},
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout] 4 |     str::{from_utf8, from_utf8_unchecked},
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Piece`, `get_moves`, `self`, and `self`
[INFO] [stdout]   --> src/run/mod.rs:8:25
[INFO] [stdout]    |
[INFO] [stdout] 8  |     components::chess::{self, Board, Color, Error, Piece, PieceType, Square},
[INFO] [stdout]    |                         ^^^^                       ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |         self,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 12 |         moves::{get_move, get_moves, Move},
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fen`
[INFO] [stdout]    --> src/moves/mod.rs:125:55
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn get_king_moves(square: &Square, board: &Board, fen: &Fen) -> Vec<Move> {
[INFO] [stdout]     |                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_fen`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fen`
[INFO] [stdout]    --> src/moves/mod.rs:125:55
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn get_king_moves(square: &Square, board: &Board, fen: &Fen) -> Vec<Move> {
[INFO] [stdout]     |                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_fen`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/run/mod.rs:233:14
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let (x, y) = get_king_position(&board, &turn);
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/run/mod.rs:233:14
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let (x, y) = get_king_position(&board, &turn);
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/run/mod.rs:233:17
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let (x, y) = get_king_position(&board, &turn);
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dist_index`
[INFO] [stdout]    --> src/run/mod.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |             let dist_index : usize = (played_move.destination.0 + (played_move.destination.1 << 3) - 2 ) as usize;
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source_index`
[INFO] [stdout]    --> src/run/mod.rs:245:17
[INFO] [stdout]     |
[INFO] [stdout] 245 |             let source_index : usize = (played_move.source.0 + played_move.source.1 << 3 - 2) as usize;
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_source_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/run/mod.rs:233:17
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let (x, y) = get_king_position(&board, &turn);
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dist_index`
[INFO] [stdout]    --> src/run/mod.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |             let dist_index : usize = (played_move.destination.0 + (played_move.destination.1 << 3) - 2 ) as usize;
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source_index`
[INFO] [stdout]    --> src/run/mod.rs:245:17
[INFO] [stdout]     |
[INFO] [stdout] 245 |             let source_index : usize = (played_move.source.0 + played_move.source.1 << 3 - 2) as usize;
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_source_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "1647bb0b5ce09d50c8b5d30274ebfbcd153045977121720ae2ee01a456fbcee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1647bb0b5ce09d50c8b5d30274ebfbcd153045977121720ae2ee01a456fbcee2", kill_on_drop: false }`
[INFO] [stdout] 1647bb0b5ce09d50c8b5d30274ebfbcd153045977121720ae2ee01a456fbcee2