[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 beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmovalle4%2Fchess-board-representation" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/movalle4/chess-board-representation on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-3/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" "+beta-2021-09-08" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 261ab8f6dbe793d4ec5f5b6744a53c5084af121cc272baa853ff6f1ee657d21c
[INFO] running `Command { std: "docker" "start" "-a" "261ab8f6dbe793d4ec5f5b6744a53c5084af121cc272baa853ff6f1ee657d21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "261ab8f6dbe793d4ec5f5b6744a53c5084af121cc272baa853ff6f1ee657d21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "261ab8f6dbe793d4ec5f5b6744a53c5084af121cc272baa853ff6f1ee657d21c", kill_on_drop: false }`
[INFO] [stdout] 261ab8f6dbe793d4ec5f5b6744a53c5084af121cc272baa853ff6f1ee657d21c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35ff4ecf0c6ac484a8ae9bfcbbfa862f6c7d71fd4de87d1979a7f97babdf0e4c
[INFO] running `Command { std: "docker" "start" "-a" "35ff4ecf0c6ac484a8ae9bfcbbfa862f6c7d71fd4de87d1979a7f97babdf0e4c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 1.13s
[INFO] running `Command { std: "docker" "inspect" "35ff4ecf0c6ac484a8ae9bfcbbfa862f6c7d71fd4de87d1979a7f97babdf0e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35ff4ecf0c6ac484a8ae9bfcbbfa862f6c7d71fd4de87d1979a7f97babdf0e4c", kill_on_drop: false }`
[INFO] [stdout] 35ff4ecf0c6ac484a8ae9bfcbbfa862f6c7d71fd4de87d1979a7f97babdf0e4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8b749b2670c39396f9cf5377fcbb94f68c438bb30e2ad2038e658e7469640ee
[INFO] running `Command { std: "docker" "start" "-a" "e8b749b2670c39396f9cf5377fcbb94f68c438bb30e2ad2038e658e7469640ee", 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] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "e8b749b2670c39396f9cf5377fcbb94f68c438bb30e2ad2038e658e7469640ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b749b2670c39396f9cf5377fcbb94f68c438bb30e2ad2038e658e7469640ee", kill_on_drop: false }`
[INFO] [stdout] e8b749b2670c39396f9cf5377fcbb94f68c438bb30e2ad2038e658e7469640ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0c62aafa534966df29e2db221d28f1aca412035bcd41e9e8aa62a1dcab5130f
[INFO] running `Command { std: "docker" "start" "-a" "a0c62aafa534966df29e2db221d28f1aca412035bcd41e9e8aa62a1dcab5130f", kill_on_drop: false }`
[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: `chess-board-representation` (bin "chess-board-representation" test) generated 10 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chess_board_representation-1cd1ca138d5907d8)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::tests::move_pawn_forward ... ok
[INFO] [stdout] test tests::tests::pawn_captures_diagonal_black ... ok
[INFO] [stdout] test tests::tests::pawn_captures_diagonal_white ... ok
[INFO] [stdout] test tests::tests::rook_moves ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a0c62aafa534966df29e2db221d28f1aca412035bcd41e9e8aa62a1dcab5130f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c62aafa534966df29e2db221d28f1aca412035bcd41e9e8aa62a1dcab5130f", kill_on_drop: false }`
[INFO] [stdout] a0c62aafa534966df29e2db221d28f1aca412035bcd41e9e8aa62a1dcab5130f