[INFO] cloning repository https://github.com/movalle4/chess-board-representation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/movalle4/chess-board-representation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmovalle4%2Fchess-board-representation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmovalle4%2Fchess-board-representation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2aae3e6438e6941ebd1191ecb4479b163cd41ae6
[INFO] testing movalle4/chess-board-representation against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmovalle4%2Fchess-board-representation" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/movalle4/chess-board-representation on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/movalle4/chess-board-representation
[INFO] finished tweaking git repo https://github.com/movalle4/chess-board-representation
[INFO] tweaked toml for git repo https://github.com/movalle4/chess-board-representation written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/movalle4/chess-board-representation already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 934cec28765e95db84467c961c7390d4cff66b8e369b6e9b13d8ca51a2a45770
[INFO] running `Command { std: "docker" "start" "-a" "934cec28765e95db84467c961c7390d4cff66b8e369b6e9b13d8ca51a2a45770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934cec28765e95db84467c961c7390d4cff66b8e369b6e9b13d8ca51a2a45770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934cec28765e95db84467c961c7390d4cff66b8e369b6e9b13d8ca51a2a45770", kill_on_drop: false }`
[INFO] [stdout] 934cec28765e95db84467c961c7390d4cff66b8e369b6e9b13d8ca51a2a45770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71b4a8ad7b160ebcc6165beceaa19adb6ce804f55310861c254ab917a3c527da
[INFO] running `Command { std: "docker" "start" "-a" "71b4a8ad7b160ebcc6165beceaa19adb6ce804f55310861c254ab917a3c527da", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess-board-representation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::debugging::*`
[INFO] [stdout]  --> src/logic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::debugging::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PieceType`
[INFO] [stdout]  --> src/moves.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::structs::{Piece, PieceType, Pos};
[INFO] [stdout]   |                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_pieces_arrays`
[INFO] [stdout]   --> src/debugging.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn print_pieces_arrays(game: &Game) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_pieces_array`
[INFO] [stdout]   --> src/debugging.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn print_pieces_array(array: &[Piece; 16]) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_square_color`
[INFO] [stdout]   --> src/debugging.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn print_square_color(square: &Square) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_piece_type`
[INFO] [stdout]   --> src/debugging.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn print_piece_type(piece: &Piece) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `valid_pos`
[INFO] [stdout]   --> src/moves.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn valid_pos(position: Pos) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "71b4a8ad7b160ebcc6165beceaa19adb6ce804f55310861c254ab917a3c527da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b4a8ad7b160ebcc6165beceaa19adb6ce804f55310861c254ab917a3c527da", kill_on_drop: false }`
[INFO] [stdout] 71b4a8ad7b160ebcc6165beceaa19adb6ce804f55310861c254ab917a3c527da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 912729f86cecf7c29b9de7557932c42b1e1c409fbf19034267ff1a1e2e149d40
[INFO] running `Command { std: "docker" "start" "-a" "912729f86cecf7c29b9de7557932c42b1e1c409fbf19034267ff1a1e2e149d40", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess-board-representation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::debugging::*`
[INFO] [stdout]  --> src/logic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::debugging::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PieceType`
[INFO] [stdout]  --> src/moves.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::structs::{Piece, PieceType, Pos};
[INFO] [stdout]   |                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::debugging::*`
[INFO] [stdout]  --> src/tests.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use crate::debugging::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PieceType`, `Piece`
[INFO] [stdout]  --> src/tests.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use crate::structs::{Piece, PieceType, Pos};
[INFO] [stdout]   |                          ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tests.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let mut game = initialize_game();
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_pieces_arrays`
[INFO] [stdout]   --> src/debugging.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn print_pieces_arrays(game: &Game) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_pieces_array`
[INFO] [stdout]   --> src/debugging.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn print_pieces_array(array: &[Piece; 16]) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_square_color`
[INFO] [stdout]   --> src/debugging.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn print_square_color(square: &Square) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_piece_type`
[INFO] [stdout]   --> src/debugging.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn print_piece_type(piece: &Piece) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `valid_pos`
[INFO] [stdout]   --> src/moves.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn valid_pos(position: Pos) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "912729f86cecf7c29b9de7557932c42b1e1c409fbf19034267ff1a1e2e149d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912729f86cecf7c29b9de7557932c42b1e1c409fbf19034267ff1a1e2e149d40", kill_on_drop: false }`
[INFO] [stdout] 912729f86cecf7c29b9de7557932c42b1e1c409fbf19034267ff1a1e2e149d40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28d4cd544072d6780f6bab7b95efeb2ef154ba7ab7e79158052619bca536aa62
[INFO] running `Command { std: "docker" "start" "-a" "28d4cd544072d6780f6bab7b95efeb2ef154ba7ab7e79158052619bca536aa62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `crate::debugging::*`
[INFO] [stderr]  --> src/logic.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::debugging::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PieceType`
[INFO] [stderr]  --> src/moves.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::structs::{Piece, PieceType, Pos};
[INFO] [stderr]   |                             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::debugging::*`
[INFO] [stderr]  --> src/tests.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     use crate::debugging::*;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PieceType`, `Piece`
[INFO] [stderr]  --> src/tests.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 |     use crate::structs::{Piece, PieceType, Pos};
[INFO] [stderr]   |                          ^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tests.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |         let mut game = initialize_game();
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_pieces_arrays`
[INFO] [stderr]   --> src/debugging.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn print_pieces_arrays(game: &Game) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_pieces_array`
[INFO] [stderr]   --> src/debugging.rs:45:4
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn print_pieces_array(array: &[Piece; 16]) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_square_color`
[INFO] [stderr]   --> src/debugging.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub fn print_square_color(square: &Square) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_piece_type`
[INFO] [stderr]   --> src/debugging.rs:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub fn print_piece_type(piece: &Piece) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `valid_pos`
[INFO] [stderr]   --> src/moves.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn valid_pos(position: Pos) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chess_board_representation-11f8fe4b9df1dd3a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::tests::rook_moves ... ok
[INFO] [stdout] test tests::tests::pawn_captures_diagonal_black ... ok
[INFO] [stdout] test tests::tests::move_pawn_forward ... ok
[INFO] [stdout] test tests::tests::pawn_captures_diagonal_white ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "28d4cd544072d6780f6bab7b95efeb2ef154ba7ab7e79158052619bca536aa62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28d4cd544072d6780f6bab7b95efeb2ef154ba7ab7e79158052619bca536aa62", kill_on_drop: false }`
[INFO] [stdout] 28d4cd544072d6780f6bab7b95efeb2ef154ba7ab7e79158052619bca536aa62