[INFO] cloning repository https://github.com/starqi/chess-bs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/starqi/chess-bs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarqi%2Fchess-bs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarqi%2Fchess-bs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8e278958a284b79545445a167ab11479f00a43c
[INFO] testing starqi/chess-bs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarqi%2Fchess-bs" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/starqi/chess-bs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/starqi/chess-bs
[INFO] finished tweaking git repo https://github.com/starqi/chess-bs
[INFO] tweaked toml for git repo https://github.com/starqi/chess-bs written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/starqi/chess-bs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed0086dbb36b51c4d18b895e6496c1b5f6ceb05e9e3fa5f280218ab889c37bc2
[INFO] running `Command { std: "docker" "start" "-a" "ed0086dbb36b51c4d18b895e6496c1b5f6ceb05e9e3fa5f280218ab889c37bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed0086dbb36b51c4d18b895e6496c1b5f6ceb05e9e3fa5f280218ab889c37bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0086dbb36b51c4d18b895e6496c1b5f6ceb05e9e3fa5f280218ab889c37bc2", kill_on_drop: false }`
[INFO] [stdout] ed0086dbb36b51c4d18b895e6496c1b5f6ceb05e9e3fa5f280218ab889c37bc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c14264e0fb7fc421cdb0ff017de2768aa2be9cff8fb92c90f2b44cab984748f
[INFO] running `Command { std: "docker" "start" "-a" "8c14264e0fb7fc421cdb0ff017de2768aa2be9cff8fb92c90f2b44cab984748f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.79
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.79
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.79
[INFO] [stderr]    Compiling wasm-bindgen v0.2.79
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling ljenks-chess v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `eval`
[INFO] [stdout]   --> src/ai/mod.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Some(MemoData(eval, depth, MemoType::High(best_move) | MemoType::Exact(best_move) | MemoType::Low(best_move))) => {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_eval`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]    --> src/ai/mod.rs:115:46
[INFO] [stdout]     |
[INFO] [stdout] 115 | ...   if let Square::Occupied(Piece::King, player) = self.test_board.get_by_index(self.test_board.get_player_state(player).king_location....
[INFO] [stdout]     |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game/board.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let mut board = Self {
[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: associated function is never used: `empty`
[INFO] [stdout]   --> src/game/board.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_move_list`
[INFO] [stdout]    --> src/game/board.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn print_move_list(&self, ml: &MoveList, start: usize, _end_exclusive: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_by_file_rank_safe`
[INFO] [stdout]    --> src/game/board.rs:193:12
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn get_by_file_rank_safe(&self, file: char, rank: u8) -> Result<&Square, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_capture`
[INFO] [stdout]    --> src/game/board.rs:306:12
[INFO] [stdout]     |
[INFO] [stdout] 306 |     pub fn is_capture(&self, m: &MoveWithEval) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pseudo_moves_at`
[INFO] [stdout]    --> src/game/board.rs:589:12
[INFO] [stdout]     |
[INFO] [stdout] 589 |     pub fn get_pseudo_moves_at(&self, origin: FastCoord, result: &mut MoveList) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RankOutOfBounds`
[INFO] [stdout]   --> src/game/coords.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     RankOutOfBounds(u8),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/game/coords.rs:34:16
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(Copy, Clone, Debug)]
[INFO] [stdout]    |                ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FileOutOfBounds`
[INFO] [stdout]   --> src/game/coords.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     FileOutOfBounds(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/game/coords.rs:34:16
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(Copy, Clone, Debug)]
[INFO] [stdout]    |                ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_rank_to_xy_safe`
[INFO] [stdout]   --> src/game/coords.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn file_rank_to_xy_safe(file: char, rank: u8) -> Result<Coord, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_mutable_snapshot`
[INFO] [stdout]   --> src/game/move_list.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn get_mutable_snapshot(&mut self, i: usize) -> &mut MoveWithEval {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_clone`
[INFO] [stdout]   --> src/game/move_list.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn write_clone(&mut self, m: &MoveWithEval) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_queen_captures`
[INFO] [stdout]    --> src/game/move_test.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn write_queen_captures(ml: &mut MoveList, origin: FastCoord, curr_player_piece_locs: &Bitboard, opponent_piece_locs: &Bitboard) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_knight_captures`
[INFO] [stdout]    --> src/game/move_test.rs:206:8
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub fn write_knight_captures(ml: &mut MoveList, origin: FastCoord, curr_player_piece_locs: &Bitboard, opponent_piece_locs: &Bitboard) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.70s
[INFO] running `Command { std: "docker" "inspect" "8c14264e0fb7fc421cdb0ff017de2768aa2be9cff8fb92c90f2b44cab984748f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c14264e0fb7fc421cdb0ff017de2768aa2be9cff8fb92c90f2b44cab984748f", kill_on_drop: false }`
[INFO] [stdout] 8c14264e0fb7fc421cdb0ff017de2768aa2be9cff8fb92c90f2b44cab984748f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ad5ffb03610de7f07bf80f9a08ff272b105163151c1725522e2f1aa66968fa3
[INFO] running `Command { std: "docker" "start" "-a" "9ad5ffb03610de7f07bf80f9a08ff272b105163151c1725522e2f1aa66968fa3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.29
[INFO] [stderr]    Compiling js-sys v0.3.56
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.29
[INFO] [stderr]    Compiling wasm-bindgen-test v0.3.29
[INFO] [stderr]    Compiling ljenks-chess v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `eval`
[INFO] [stdout]   --> src/ai/mod.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Some(MemoData(eval, depth, MemoType::High(best_move) | MemoType::Exact(best_move) | MemoType::Low(best_move))) => {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_eval`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]    --> src/ai/mod.rs:115:46
[INFO] [stdout]     |
[INFO] [stdout] 115 | ...   if let Square::Occupied(Piece::King, player) = self.test_board.get_by_index(self.test_board.get_player_state(player).king_location....
[INFO] [stdout]     |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/game/board.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let mut board = Self {
[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: associated function is never used: `empty_test`
[INFO] [stdout]   --> src/game/board.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn empty_test() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_by_file_rank_safe`
[INFO] [stdout]    --> src/game/board.rs:193:12
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn get_by_file_rank_safe(&self, file: char, rank: u8) -> Result<&Square, Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_capture`
[INFO] [stdout]    --> src/game/board.rs:306:12
[INFO] [stdout]     |
[INFO] [stdout] 306 |     pub fn is_capture(&self, m: &MoveWithEval) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RankOutOfBounds`
[INFO] [stdout]   --> src/game/coords.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     RankOutOfBounds(u8),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/game/coords.rs:34:16
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(Copy, Clone, Debug)]
[INFO] [stdout]    |                ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FileOutOfBounds`
[INFO] [stdout]   --> src/game/coords.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     FileOutOfBounds(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/game/coords.rs:34:16
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(Copy, Clone, Debug)]
[INFO] [stdout]    |                ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_rank_to_xy_safe`
[INFO] [stdout]   --> src/game/coords.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn file_rank_to_xy_safe(file: char, rank: u8) -> Result<Coord, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_mutable_snapshot`
[INFO] [stdout]   --> src/game/move_list.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn get_mutable_snapshot(&mut self, i: usize) -> &mut MoveWithEval {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_clone`
[INFO] [stdout]   --> src/game/move_list.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn write_clone(&mut self, m: &MoveWithEval) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_queen_captures`
[INFO] [stdout]    --> src/game/move_test.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn write_queen_captures(ml: &mut MoveList, origin: FastCoord, curr_player_piece_locs: &Bitboard, opponent_piece_locs: &Bitboard) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_knight_captures`
[INFO] [stdout]    --> src/game/move_test.rs:206:8
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub fn write_knight_captures(ml: &mut MoveList, origin: FastCoord, curr_player_piece_locs: &Bitboard, opponent_piece_locs: &Bitboard) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.59s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/ljenks_chess-25710274bbe82dab)
[INFO] running `Command { std: "docker" "inspect" "9ad5ffb03610de7f07bf80f9a08ff272b105163151c1725522e2f1aa66968fa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad5ffb03610de7f07bf80f9a08ff272b105163151c1725522e2f1aa66968fa3", kill_on_drop: false }`
[INFO] [stdout] 9ad5ffb03610de7f07bf80f9a08ff272b105163151c1725522e2f1aa66968fa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fe4bf671bd31aa8b26a77b0412845033c7fbc83a137838da1931bb2847a86b7
[INFO] running `Command { std: "docker" "start" "-a" "9fe4bf671bd31aa8b26a77b0412845033c7fbc83a137838da1931bb2847a86b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `eval`
[INFO] [stderr]   --> src/ai/mod.rs:59:27
[INFO] [stderr]    |
[INFO] [stderr] 59 |             Some(MemoData(eval, depth, MemoType::High(best_move) | MemoType::Exact(best_move) | MemoType::Low(best_move))) => {
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_eval`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `player`
[INFO] [stderr]    --> src/ai/mod.rs:115:46
[INFO] [stderr]     |
[INFO] [stderr] 115 | ...   if let Square::Occupied(Piece::King, player) = self.test_board.get_by_index(self.test_board.get_player_state(player).king_location....
[INFO] [stderr]     |                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game/board.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let mut board = Self {
[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: associated function is never used: `empty_test`
[INFO] [stderr]   --> src/game/board.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn empty_test() -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_by_file_rank_safe`
[INFO] [stderr]    --> src/game/board.rs:193:12
[INFO] [stderr]     |
[INFO] [stderr] 193 |     pub fn get_by_file_rank_safe(&self, file: char, rank: u8) -> Result<&Square, Error> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_capture`
[INFO] [stderr]    --> src/game/board.rs:306:12
[INFO] [stderr]     |
[INFO] [stderr] 306 |     pub fn is_capture(&self, m: &MoveWithEval) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RankOutOfBounds`
[INFO] [stderr]   --> src/game/coords.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     RankOutOfBounds(u8),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/game/coords.rs:34:16
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[derive(Copy, Clone, Debug)]
[INFO] [stderr]    |                ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FileOutOfBounds`
[INFO] [stderr]   --> src/game/coords.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     FileOutOfBounds(char),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Error` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/game/coords.rs:34:16
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[derive(Copy, Clone, Debug)]
[INFO] [stderr]    |                ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_rank_to_xy_safe`
[INFO] [stderr]   --> src/game/coords.rs:79:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub fn file_rank_to_xy_safe(file: char, rank: u8) -> Result<Coord, Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_mutable_snapshot`
[INFO] [stderr]   --> src/game/move_list.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn get_mutable_snapshot(&mut self, i: usize) -> &mut MoveWithEval {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_clone`
[INFO] [stderr]   --> src/game/move_list.rs:68:12
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn write_clone(&mut self, m: &MoveWithEval) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `write_queen_captures`
[INFO] [stderr]    --> src/game/move_test.rs:169:8
[INFO] [stderr]     |
[INFO] [stderr] 169 | pub fn write_queen_captures(ml: &mut MoveList, origin: FastCoord, curr_player_piece_locs: &Bitboard, opponent_piece_locs: &Bitboard) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `write_knight_captures`
[INFO] [stderr]    --> src/game/move_test.rs:206:8
[INFO] [stderr]     |
[INFO] [stderr] 206 | pub fn write_knight_captures(ml: &mut MoveList, origin: FastCoord, curr_player_piece_locs: &Bitboard, opponent_piece_locs: &Bitboard) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ljenks-chess` (lib test) generated 13 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.79s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ljenks_chess-25710274bbe82dab)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test ai::evaluation::test::control_eyeball_test ... ignored
[INFO] [stdout] test ai::evaluation::test::move_mob_eyeball_test ... ignored
[INFO] [stdout] test game::bitboard_presets::test::eyeball_test ... ignored
[INFO] [stdout] test game::board::test::attacked_from_eyeball_test ... ignored
[INFO] [stdout] test game::board::test::board_eyeball_test ... ignored
[INFO] [stdout] test game::board::test::cc_eyeball_test ... ignored
[INFO] [stdout] test game::board::test::cc_eyeball_test2 ... ignored
[INFO] [stdout] test game::move_test::test::moves_eyeball_test ... ignored
[INFO] [stdout] test game::move_test::test::moves_eyeball_test2 ... ignored
[INFO] [stdout] test game::bitboard::test::consume_loop_test ... ok
[INFO] [stdout] test game::bitboard::test::msb_test ... ok
[INFO] [stdout] test game::bitboard::test::set_and_lsb_test ... ok
[INFO] [stdout] test ai::evaluation::test::basic_square_control ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 9 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9fe4bf671bd31aa8b26a77b0412845033c7fbc83a137838da1931bb2847a86b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fe4bf671bd31aa8b26a77b0412845033c7fbc83a137838da1931bb2847a86b7", kill_on_drop: false }`
[INFO] [stdout] 9fe4bf671bd31aa8b26a77b0412845033c7fbc83a137838da1931bb2847a86b7