[INFO] cloning repository https://github.com/mateuszkojro/rust_chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mateuszkojro/rust_chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateuszkojro%2Frust_chess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateuszkojro%2Frust_chess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f40b8efd01453e3122eb1a7da099da0cf6ff0dd5
[INFO] checking mateuszkojro/rust_chess against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateuszkojro%2Frust_chess" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mateuszkojro/rust_chess on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mateuszkojro/rust_chess
[INFO] finished tweaking git repo https://github.com/mateuszkojro/rust_chess
[INFO] tweaked toml for git repo https://github.com/mateuszkojro/rust_chess written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mateuszkojro/rust_chess already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: unstable
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 150406fb6b6d75ad56e517bd1013b429ea11acebc01ff6d85571e6359edee279
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "150406fb6b6d75ad56e517bd1013b429ea11acebc01ff6d85571e6359edee279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "150406fb6b6d75ad56e517bd1013b429ea11acebc01ff6d85571e6359edee279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "150406fb6b6d75ad56e517bd1013b429ea11acebc01ff6d85571e6359edee279", kill_on_drop: false }`
[INFO] [stdout] 150406fb6b6d75ad56e517bd1013b429ea11acebc01ff6d85571e6359edee279
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55b1c5957642abbe0b489cb9d20f829e29e86d0d2a1240a13a106f450840e12a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "55b1c5957642abbe0b489cb9d20f829e29e86d0d2a1240a13a106f450840e12a", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: unstable
[INFO] [stderr]     Checking chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/board.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |         if (s.color == piece.color) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/board.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |         if (s.color == piece.color) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/board.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |         if (s.color == piece.color) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> src/bench.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | use test::{black_box, Bencher};
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/bench.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let board = board::make_move(&board, i, (i.0 + 1, i.0 + 1));
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pawn`
[INFO] [stdout]  --> src/board.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Pawn,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_piece_moves`
[INFO] [stdout]   --> src/board.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn get_piece_moves(piece: &Piece, s: &State, p: &Position) -> Vec<Position> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_rook_moves`
[INFO] [stdout]   --> src/board.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn get_rook_moves(s: &State, p: &Position) -> Vec<(Move, Position)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_all_moves_for_collor`
[INFO] [stdout]   --> src/board.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn get_all_moves_for_collor(s: &State) -> Vec<(Position, Position)> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_pawn_moves`
[INFO] [stdout]   --> src/board.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn get_pawn_moves(_b: &State, p: &Position) -> Vec<(Move, Position)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_rook_position`
[INFO] [stdout]    --> src/board.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn check_rook_position(s: &State, p: &Position) -> Move {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_filterd_moves`
[INFO] [stdout]    --> src/board.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn get_filterd_moves(moves: Vec<(Move, Position)>) -> Vec<Position> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_evaluation`
[INFO] [stdout]    --> src/board.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn get_evaluation(s: &State) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_piece_value`
[INFO] [stdout]    --> src/board.rs:141:4
[INFO] [stdout]     |
[INFO] [stdout] 141 | fn get_piece_value(piece: &Piece) -> i32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `show_state`
[INFO] [stdout]    --> src/board.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub fn show_state(s: &State) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "55b1c5957642abbe0b489cb9d20f829e29e86d0d2a1240a13a106f450840e12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55b1c5957642abbe0b489cb9d20f829e29e86d0d2a1240a13a106f450840e12a", kill_on_drop: false }`
[INFO] [stdout] 55b1c5957642abbe0b489cb9d20f829e29e86d0d2a1240a13a106f450840e12a