[INFO] cloning repository https://github.com/begleynk/terminal-chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/begleynk/terminal-chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbegleynk%2Fterminal-chess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbegleynk%2Fterminal-chess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 964b387d9e1d1e188c7f0cb86f687df502da75eb
[INFO] testing begleynk/terminal-chess against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbegleynk%2Fterminal-chess" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/begleynk/terminal-chess on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/begleynk/terminal-chess
[INFO] finished tweaking git repo https://github.com/begleynk/terminal-chess
[INFO] tweaked toml for git repo https://github.com/begleynk/terminal-chess written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/begleynk/terminal-chess already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03fedd571a644d714070b4e8f86007b54ed18daf5730939c6950b335be9b8a6f
[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" "03fedd571a644d714070b4e8f86007b54ed18daf5730939c6950b335be9b8a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03fedd571a644d714070b4e8f86007b54ed18daf5730939c6950b335be9b8a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03fedd571a644d714070b4e8f86007b54ed18daf5730939c6950b335be9b8a6f", kill_on_drop: false }`
[INFO] [stdout] 03fedd571a644d714070b4e8f86007b54ed18daf5730939c6950b335be9b8a6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b6823c9e56cb00f450447a2f75430954af5ebf3485f13ef84a9b36ff1a0c244
[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" "3b6823c9e56cb00f450447a2f75430954af5ebf3485f13ef84a9b36ff1a0c244", kill_on_drop: false }`
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling clap v2.30.0
[INFO] [stderr]    Compiling terminal-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn row_iterator<'a>(session: &'a Session) -> Box<Iterator<Item = &'a[Option<Piece>; 8]> + 'a> {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a[Option<Piece>; 8]> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:160:79
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn column_iterator<'a>(session: &Session, row: &'a [Option<Piece>; 8]) -> Box<Iterator<Item = &'a Option<Piece>> + 'a> {
[INFO] [stdout]     |                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a Option<Piece>> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/board.rs:82:19
[INFO] [stdout]    |
[INFO] [stdout] 82 |         self.data.into_iter()
[INFO] [stdout]    |                   ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut session = terminal_chess::new_session();
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.85s
[INFO] running `Command { std: "docker" "inspect" "3b6823c9e56cb00f450447a2f75430954af5ebf3485f13ef84a9b36ff1a0c244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6823c9e56cb00f450447a2f75430954af5ebf3485f13ef84a9b36ff1a0c244", kill_on_drop: false }`
[INFO] [stdout] 3b6823c9e56cb00f450447a2f75430954af5ebf3485f13ef84a9b36ff1a0c244
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17cba1bb41b4d78dd0540611b8440c7bd800aadef4edfbdf18036d01e7f42f72
[INFO] running `Command { std: "docker" "start" "-a" "17cba1bb41b4d78dd0540611b8440c7bd800aadef4edfbdf18036d01e7f42f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling terminal-chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn row_iterator<'a>(session: &'a Session) -> Box<Iterator<Item = &'a[Option<Piece>; 8]> + 'a> {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a[Option<Piece>; 8]> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:160:79
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn column_iterator<'a>(session: &Session, row: &'a [Option<Piece>; 8]) -> Box<Iterator<Item = &'a Option<Piece>> + 'a> {
[INFO] [stdout]     |                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a Option<Piece>> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/board.rs:82:19
[INFO] [stdout]    |
[INFO] [stdout] 82 |         self.data.into_iter()
[INFO] [stdout]    |                   ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut session = terminal_chess::new_session();
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/engine/knight.rs:135:40
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let mut board = Board::empty();;
[INFO] [stdout]     |                                        ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:153:50
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn row_iterator<'a>(session: &'a Session) -> Box<Iterator<Item = &'a[Option<Piece>; 8]> + 'a> {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a[Option<Piece>; 8]> + 'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ui.rs:160:79
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn column_iterator<'a>(session: &Session, row: &'a [Option<Piece>; 8]) -> Box<Iterator<Item = &'a Option<Piece>> + 'a> {
[INFO] [stdout]     |                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a Option<Piece>> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/board.rs:82:19
[INFO] [stdout]    |
[INFO] [stdout] 82 |         self.data.into_iter()
[INFO] [stdout]    |                   ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "17cba1bb41b4d78dd0540611b8440c7bd800aadef4edfbdf18036d01e7f42f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17cba1bb41b4d78dd0540611b8440c7bd800aadef4edfbdf18036d01e7f42f72", kill_on_drop: false }`
[INFO] [stdout] 17cba1bb41b4d78dd0540611b8440c7bd800aadef4edfbdf18036d01e7f42f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b37c47e79255ad03bd3776de6df27c609ec3aebce4b2ebe963a16480e35dd0f9
[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" "b37c47e79255ad03bd3776de6df27c609ec3aebce4b2ebe963a16480e35dd0f9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ui.rs:153:50
[INFO] [stderr]     |
[INFO] [stderr] 153 | fn row_iterator<'a>(session: &'a Session) -> Box<Iterator<Item = &'a[Option<Piece>; 8]> + 'a> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a[Option<Piece>; 8]> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/engine/knight.rs:135:40
[INFO] [stderr]     |
[INFO] [stderr] 135 |         let mut board = Board::empty();;
[INFO] [stderr]     |                                        ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ui.rs:153:50
[INFO] [stderr]     |
[INFO] [stderr] 153 | fn row_iterator<'a>(session: &'a Session) -> Box<Iterator<Item = &'a[Option<Piece>; 8]> + 'a> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a[Option<Piece>; 8]> + 'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ui.rs:160:79
[INFO] [stderr]     |
[INFO] [stderr] 160 | fn column_iterator<'a>(session: &Session, row: &'a [Option<Piece>; 8]) -> Box<Iterator<Item = &'a Option<Piece>> + 'a> {
[INFO] [stderr]     |                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a Option<Piece>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/board.rs:82:19
[INFO] [stderr]    |
[INFO] [stderr] 82 |         self.data.into_iter()
[INFO] [stderr]    |                   ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ui.rs:160:79
[INFO] [stderr]     |
[INFO] [stderr] 160 | fn column_iterator<'a>(session: &Session, row: &'a [Option<Piece>; 8]) -> Box<Iterator<Item = &'a Option<Piece>> + 'a> {
[INFO] [stderr]     |                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a Option<Piece>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/board.rs:82:19
[INFO] [stderr]    |
[INFO] [stderr] 82 |         self.data.into_iter()
[INFO] [stderr]    |                   ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut session = terminal_chess::new_session();
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/terminal_chess-e78fed6dfb60f034
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test engine::bishop::tests::captures_diagonally ... ok
[INFO] [stdout] test board::tests::coordinates_can_be_created_from_human_readable_strings ... ok
[INFO] [stdout] test board::tests::finds_coordinates_of_pieces_on_the_board ... ok
[INFO] [stdout] test engine::bishop::tests::moves_south_east_until_it_hits_something ... ok
[INFO] [stdout] test engine::bishop::tests::moves_south_west_until_it_hits_something ... ok
[INFO] [stdout] test engine::bishop::tests::moves_north_west_until_it_hits_something ... ok
[INFO] [stdout] test board::tests::pieces_are_at_correct_starting_position ... ok
[INFO] [stdout] test engine::bishop::tests::moves_north_east_until_it_hits_something ... ok
[INFO] [stdout] test engine::knight::tests::can_capture_pieces ... ok
[INFO] [stdout] test engine::knight::tests::cannot_jump_off_the_board ... ok
[INFO] [stdout] test engine::pawn::tests::can_move_pawns_two_step_ahead_if_on_starting_row ... ok
[INFO] [stdout] test engine::knight::tests::cannot_move_to_taken_squares ... ok
[INFO] [stdout] test engine::king::tests::can_capture_one_step_in_every_direction ... ok
[INFO] [stdout] test engine::knight::tests::in_a_shocking_turn_of_events_moves_like_a_knight ... ok
[INFO] [stdout] test engine::pawn::tests::can_move_pawns_one_step_ahead ... ok
[INFO] [stdout] test engine::queen::tests::captures_in_straight_lines_and_diagonally ... ok
[INFO] [stdout] test engine::pawn::tests::finds_correct_captures ... ok
[INFO] [stdout] test engine::king::tests::can_move_one_step_in_every_direction ... ok
[INFO] [stdout] test engine::pawn::tests::cannot_move_ahead_if_the_pawn_is_blocked ... ok
[INFO] [stdout] test engine::tests::can_detect_when_not_in_check ... ok
[INFO] [stdout] test engine::rook::tests::captures_in_straight_lines ... ok
[INFO] [stdout] test engine::rook::tests::moves_in_straight_lines_until_it_hits_something ... ok
[INFO] [stdout] test engine::queen::tests::moves_in_straight_lines_and_diagonally_until_it_hits_something ... ok
[INFO] [stdout] test engine::tests::detects_checkmate ... ok
[INFO] [stdout] test engine::tests::can_detect_check ... ok
[INFO] [stdout] test game::tests::can_undo_moves ... ok
[INFO] [stdout] test game::tests::coordinates_can_be_created_from_human_readable_strings ... ok
[INFO] [stdout] test game::tests::can_undo_captures ... ok
[INFO] [stdout] test piece::tests::encodes_rank_in_lower_bits ... ok
[INFO] [stdout] test piece::tests::encodes_side_in_the_first_bit ... ok
[INFO] [stdout] test game::tests::it_initializes_the_game ... ok
[INFO] [stdout] test game::tests::undoing_without_a_history_is_a_noop ... ok
[INFO] [stdout] test engine::tests::dis_bug ... ok
[INFO] [stdout] test engine::tests::prunes_moves_that_do_not_get_the_player_out_of_check ... ok
[INFO] [stdout] test piece::tests::can_pack_a_piece_from_a_side_and_rank ... ok
[INFO] [stdout] test ai::tests::makes_the_obvious_move ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/terminal_chess-0cbcf207d8b76926
[INFO] [stdout] test ai::tests::queen_wins_with_two_moves ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests terminal-chess
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b37c47e79255ad03bd3776de6df27c609ec3aebce4b2ebe963a16480e35dd0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b37c47e79255ad03bd3776de6df27c609ec3aebce4b2ebe963a16480e35dd0f9", kill_on_drop: false }`
[INFO] [stdout] b37c47e79255ad03bd3776de6df27c609ec3aebce4b2ebe963a16480e35dd0f9
