[INFO] cloning repository https://github.com/MortenLohne/rasher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MortenLohne/rasher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMortenLohne%2Frasher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMortenLohne%2Frasher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f79aca7c35cf8e727f5bc331769a7f5c728e3111
[INFO] testing MortenLohne/rasher against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMortenLohne%2Frasher" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MortenLohne/rasher on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MortenLohne/rasher
[INFO] finished tweaking git repo https://github.com/MortenLohne/rasher
[INFO] tweaked toml for git repo https://github.com/MortenLohne/rasher written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MortenLohne/rasher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded board-game-traits v0.1.0
[INFO] [stderr]   Downloaded pgn-traits v0.1.0
[INFO] [stderr]   Downloaded log v0.4.7
[INFO] [stderr]   Downloaded error-chain v0.5.0
[INFO] [stderr]   Downloaded cpuprofiler v0.0.3
[INFO] [stderr]   Downloaded libc v0.2.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a5486a1b4f7cd94b6e2f19766f772eb3ef53245261e178a85e1549d1f548c62
[INFO] running `Command { std: "docker" "start" "-a" "5a5486a1b4f7cd94b6e2f19766f772eb3ef53245261e178a85e1549d1f548c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a5486a1b4f7cd94b6e2f19766f772eb3ef53245261e178a85e1549d1f548c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5486a1b4f7cd94b6e2f19766f772eb3ef53245261e178a85e1549d1f548c62", kill_on_drop: false }`
[INFO] [stdout] 5a5486a1b4f7cd94b6e2f19766f772eb3ef53245261e178a85e1549d1f548c62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4fcdab4b3f6c7fa5af55f58c994b1e0ad30858a8124c488b5d7b25ab93a5fc2
[INFO] running `Command { std: "docker" "start" "-a" "e4fcdab4b3f6c7fa5af55f58c994b1e0ad30858a8124c488b5d7b25ab93a5fc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling arc-swap v0.3.11
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling board-game-traits v0.1.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling pgn-traits v0.1.0
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling log4rs v0.8.3
[INFO] [stderr]    Compiling chess-bitboard v0.1.0 (https://github.com/MortenLohne/chess-bitboard#e3d5a02c)
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling rasher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uci.rs:457:13
[INFO] [stdout]     |
[INFO] [stdout] 457 |             try!(parse_dur(input.split_whitespace().nth(2))
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uci.rs:460:13
[INFO] [stdout]     |
[INFO] [stdout] 460 |             try!(parse_int(input.split_whitespace().nth(2))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uci.rs:463:13
[INFO] [stdout]     |
[INFO] [stdout] 463 |             try!(parse_int(input.split_whitespace().nth(2))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uci.rs:466:13
[INFO] [stdout]     |
[INFO] [stdout] 466 |             try!(parse_int(input.split_whitespace().nth(2))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/uci.rs:539:19
[INFO] [stdout]     |
[INFO] [stdout] 539 |                 0 ... 100 => "Inaccuracy",
[INFO] [stdout]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/uci.rs:540:21
[INFO] [stdout]     |
[INFO] [stdout] 540 |                 100 ... 300 => "Mistake",
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/board/crazyhouse/board.rs:288:27
[INFO] [stdout]     |
[INFO] [stdout] 288 |         let chess_board = try!(ChessBoard::from_fen(&std_fen_string));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/search_algorithms/monte_carlo.rs:258:33
[INFO] [stdout]     |
[INFO] [stdout] 258 |     children: RwLock<Option<Vec<(MonteCarloChild<B>)>>>,
[INFO] [stdout]     |                                 ^                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -     children: RwLock<Option<Vec<(MonteCarloChild<B>)>>>,
[INFO] [stdout] 258 +     children: RwLock<Option<Vec<MonteCarloChild<B>>>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/search_algorithms/monte_carlo.rs:481:5
[INFO] [stdout]     |
[INFO] [stdout] 481 |     (f32::atan(cp / 2.90680623072) / 3.096181612 + 0.5)
[INFO] [stdout]     |     ^                                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 481 -     (f32::atan(cp / 2.90680623072) / 3.096181612 + 0.5)
[INFO] [stdout] 481 +     f32::atan(cp / 2.90680623072) / 3.096181612 + 0.5
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:64:33
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn init_log() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn init_log() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uci.rs:22:39
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn connect_engine<E>(stdin : &mut io::BufRead) -> Result<(), Box<error::Error>>
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn connect_engine<E>(stdin : &mut dyn io::BufRead) -> Result<(), Box<error::Error>>
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uci.rs:22:70
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn connect_engine<E>(stdin : &mut io::BufRead) -> Result<(), Box<error::Error>>
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn connect_engine<E>(stdin : &mut io::BufRead) -> Result<(), Box<dyn error::Error>>
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uci.rs:264:106
[INFO] [stdout]     |
[INFO] [stdout] 264 | ...                   searchmoves_input: Option<Vec<String>>) -> Result<thread::JoinHandle<()>, Box<error::Error>>
[INFO] [stdout]     |                                                                                                     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 264 |                            searchmoves_input: Option<Vec<String>>) -> Result<thread::JoinHandle<()>, Box<dyn error::Error>>
[INFO] [stdout]     |                                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uci.rs:386:23
[INFO] [stdout]     |
[INFO] [stdout] 386 |     -> Result<(), Box<error::Error>> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 386 |     -> Result<(), Box<dyn error::Error>> {
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uci.rs:570:38
[INFO] [stdout]     |
[INFO] [stdout] 570 | pub fn get_engine_input(stdin : &mut io::BufRead) -> Result<String, String> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 570 | pub fn get_engine_input(stdin : &mut dyn io::BufRead) -> Result<String, String> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uci.rs:587:62
[INFO] [stdout]     |
[INFO] [stdout] 587 | fn parse_position<Board> (input : &str) -> Result<Board, Box<error::Error>>
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 587 | fn parse_position<Board> (input : &str) -> Result<Board, Box<dyn error::Error>>
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/search_algorithms/alpha_beta.rs:106:16
[INFO] [stdout]     |
[INFO] [stdout] 106 |         -> Box<Iterator<Item=UciInfo<B>>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 |         -> Box<dyn Iterator<Item=UciInfo<B>>> {
[INFO] [stdout]     |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/search_algorithms/monte_carlo.rs:97:58
[INFO] [stdout]    |
[INFO] [stdout] 97 |               _: Option<Vec<<B as Board>::Move>>) -> Box<Iterator<Item=UciInfo<B>>> {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |               _: Option<Vec<<B as Board>::Move>>) -> Box<dyn Iterator<Item=UciInfo<B>>> {
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uci_engine.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     -> Box<Iterator<Item=UciInfo<B>>>;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 37 |     -> Box<dyn Iterator<Item=UciInfo<B>>>;
[INFO] [stdout]    |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board/chess/board.rs:636:31
[INFO] [stdout]     |
[INFO] [stdout] 636 |         let move_filter : Box<Fn(&ChessMove) -> bool> =
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 636 |         let move_filter : Box<dyn Fn(&ChessMove) -> bool> =
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board/sjadam/board.rs:676:31
[INFO] [stdout]     |
[INFO] [stdout] 676 |         let move_filter : Box<Fn(&Self::Move) -> bool> =
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 676 |         let move_filter : Box<dyn Fn(&Self::Move) -> bool> =
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/uci.rs:540:17
[INFO] [stdout]     |
[INFO] [stdout] 539 |                 0 ... 100 => "Inaccuracy",
[INFO] [stdout]     |                 --------- this range overlaps on `100_i16`...
[INFO] [stdout] 540 |                 100 ... 300 => "Mistake",
[INFO] [stdout]     |                 ^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout]     = note: `#[warn(overlapping_range_endpoints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/uci.rs:421:16
[INFO] [stdout]     |
[INFO] [stdout] 421 |         panic!(format!("setoption string \"{}\" did not include name and value", input));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 421 -         panic!(format!("setoption string \"{}\" did not include name and value", input));
[INFO] [stdout] 421 +         panic!("setoption string \"{}\" did not include name and value", input);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/board/chess/move_gen.rs:86:38
[INFO] [stdout]    |
[INFO] [stdout] 86 |               debug_assert!(file == 4, format!("Error: King tried to castle from {} on:{}.",
[INFO] [stdout]    |  ______________________________________^
[INFO] [stdout] 87 | |                                              square, board));
[INFO] [stdout]    | |___________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `debug_assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 86 ~             debug_assert!(file == 4, "Error: King tried to castle from {} on:{}.",
[INFO] [stdout] 87 ~                                              square, board);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/board/chess/move_gen.rs:105:38
[INFO] [stdout]     |
[INFO] [stdout] 105 |             debug_assert!(file == 4, format!("Error: File is {}.", file));
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `debug_assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 105 -             debug_assert!(file == 4, format!("Error: File is {}.", file));
[INFO] [stdout] 105 +             debug_assert!(file == 4, "Error: File is {}.", file);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/board/chess/board.rs:804:34
[INFO] [stdout]     |
[INFO] [stdout] 804 |                   (_, _) => panic!(format!(
[INFO] [stdout]     |  __________________________________^
[INFO] [stdout] 805 | |                     "Error: Tried to castle to the {}th file. ", file_to)),
[INFO] [stdout]     | |_________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 804 ~                 (_, _) => panic!(
[INFO] [stdout] 805 ~                     "Error: Tried to castle to the {}th file. ", file_to),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/board/chess/board.rs:908:38
[INFO] [stdout]     |
[INFO] [stdout] 908 |                       (_, _) => panic!(format!(
[INFO] [stdout]     |  ______________________________________^
[INFO] [stdout] 909 | |                         "Error: Tried to castle to the {}th file. ", file_to)),
[INFO] [stdout]     | |_____________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 908 ~                     (_, _) => panic!(
[INFO] [stdout] 909 ~                         "Error: Tried to castle to the {}th file. ", file_to),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/board/chess/board.rs:1154:31
[INFO] [stdout]      |
[INFO] [stdout] 1154 |         debug_assert!(i < 64, format!("Tried to find piece at pos {} on board{}!", i, self));
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the `debug_assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 1154 -         debug_assert!(i < 64, format!("Tried to find piece at pos {} on board{}!", i, self));
[INFO] [stdout] 1154 +         debug_assert!(i < 64, "Tried to find piece at pos {} on board{}!", i, self);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/board/chess/board.rs:1162:31
[INFO] [stdout]      |
[INFO] [stdout] 1162 |         debug_assert!(i < 64, format!("Tried to find piece at pos {} on board{}!", i, self));
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the `debug_assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 1162 -         debug_assert!(i < 64, format!("Tried to find piece at pos {} on board{}!", i, self));
[INFO] [stdout] 1162 +         debug_assert!(i < 64, "Tried to find piece at pos {} on board{}!", i, self);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]     --> src/board/sjadam/board.rs:1238:26
[INFO] [stdout]      |
[INFO] [stdout] 1238 |                         .into_iter()
[INFO] [stdout]      |                          ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this changes meaning in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]      = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]      |
[INFO] [stdout] 1238 |                         .iter()
[INFO] [stdout]      |                          ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]      |
[INFO] [stdout] 1237 |                     IntoIterator::into_iter([(-1, -1), (0, -1), (1, -1), (-1, 0), (1, 0), (-1, 1), (0, 1), (1, 1)])
[INFO] [stdout]      |                     ++++++++++++++++++++++++                                                                      ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/search_algorithms/monte_carlo.rs:106:36
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 Err(err) => panic!(err),
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 Err(err) => panic!("{}", err),
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 Err(err) => std::panic::panic_any(err),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.13s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "e4fcdab4b3f6c7fa5af55f58c994b1e0ad30858a8124c488b5d7b25ab93a5fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4fcdab4b3f6c7fa5af55f58c994b1e0ad30858a8124c488b5d7b25ab93a5fc2", kill_on_drop: false }`
[INFO] [stdout] e4fcdab4b3f6c7fa5af55f58c994b1e0ad30858a8124c488b5d7b25ab93a5fc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d3d4bbaab198019c1889abb6de34b4f68426154b00eda3184975f3b17e95f44
[INFO] running `Command { std: "docker" "start" "-a" "0d3d4bbaab198019c1889abb6de34b4f68426154b00eda3184975f3b17e95f44", kill_on_drop: false }`
[INFO] [stderr]    Compiling rasher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0428]: the name `move_gen_tests` is defined multiple times
[INFO] [stdout]   --> src/tests/mod.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 2  | mod move_gen_tests;
[INFO] [stdout]    | ------------------- previous definition of the module `move_gen_tests` here
[INFO] [stdout] ...
[INFO] [stdout] 13 | mod move_gen_tests;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^ `move_gen_tests` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `move_gen_tests` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uci.rs:457:13
[INFO] [stdout]     |
[INFO] [stdout] 457 |             try!(parse_dur(input.split_whitespace().nth(2))
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uci.rs:460:13
[INFO] [stdout]     |
[INFO] [stdout] 460 |             try!(parse_int(input.split_whitespace().nth(2))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uci.rs:463:13
[INFO] [stdout]     |
[INFO] [stdout] 463 |             try!(parse_int(input.split_whitespace().nth(2))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/uci.rs:466:13
[INFO] [stdout]     |
[INFO] [stdout] 466 |             try!(parse_int(input.split_whitespace().nth(2))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/uci.rs:539:19
[INFO] [stdout]     |
[INFO] [stdout] 539 |                 0 ... 100 => "Inaccuracy",
[INFO] [stdout]     |                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/uci.rs:540:21
[INFO] [stdout]     |
[INFO] [stdout] 540 |                 100 ... 300 => "Mistake",
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/board/crazyhouse/board.rs:288:27
[INFO] [stdout]     |
[INFO] [stdout] 288 |         let chess_board = try!(ChessBoard::from_fen(&std_fen_string));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/search_algorithms/monte_carlo.rs:258:33
[INFO] [stdout]     |
[INFO] [stdout] 258 |     children: RwLock<Option<Vec<(MonteCarloChild<B>)>>>,
[INFO] [stdout]     |                                 ^                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -     children: RwLock<Option<Vec<(MonteCarloChild<B>)>>>,
[INFO] [stdout] 258 +     children: RwLock<Option<Vec<MonteCarloChild<B>>>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/search_algorithms/monte_carlo.rs:481:5
[INFO] [stdout]     |
[INFO] [stdout] 481 |     (f32::atan(cp / 2.90680623072) / 3.096181612 + 0.5)
[INFO] [stdout]     |     ^                                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 481 -     (f32::atan(cp / 2.90680623072) / 3.096181612 + 0.5)
[INFO] [stdout] 481 +     f32::atan(cp / 2.90680623072) / 3.096181612 + 0.5
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:64:33
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn init_log() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn init_log() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uci.rs:22:39
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn connect_engine<E>(stdin : &mut io::BufRead) -> Result<(), Box<error::Error>>
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn connect_engine<E>(stdin : &mut dyn io::BufRead) -> Result<(), Box<error::Error>>
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uci.rs:22:70
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn connect_engine<E>(stdin : &mut io::BufRead) -> Result<(), Box<error::Error>>
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn connect_engine<E>(stdin : &mut io::BufRead) -> Result<(), Box<dyn error::Error>>
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uci.rs:264:106
[INFO] [stdout]     |
[INFO] [stdout] 264 | ...                   searchmoves_input: Option<Vec<String>>) -> Result<thread::JoinHandle<()>, Box<error::Error>>
[INFO] [stdout]     |                                                                                                     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 264 |                            searchmoves_input: Option<Vec<String>>) -> Result<thread::JoinHandle<()>, Box<dyn error::Error>>
[INFO] [stdout]     |                                                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uci.rs:386:23
[INFO] [stdout]     |
[INFO] [stdout] 386 |     -> Result<(), Box<error::Error>> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 386 |     -> Result<(), Box<dyn error::Error>> {
[INFO] [stdout]     |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uci.rs:570:38
[INFO] [stdout]     |
[INFO] [stdout] 570 | pub fn get_engine_input(stdin : &mut io::BufRead) -> Result<String, String> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 570 | pub fn get_engine_input(stdin : &mut dyn io::BufRead) -> Result<String, String> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/uci.rs:587:62
[INFO] [stdout]     |
[INFO] [stdout] 587 | fn parse_position<Board> (input : &str) -> Result<Board, Box<error::Error>>
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 587 | fn parse_position<Board> (input : &str) -> Result<Board, Box<dyn error::Error>>
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/search_algorithms/alpha_beta.rs:106:16
[INFO] [stdout]     |
[INFO] [stdout] 106 |         -> Box<Iterator<Item=UciInfo<B>>> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 |         -> Box<dyn Iterator<Item=UciInfo<B>>> {
[INFO] [stdout]     |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/search_algorithms/monte_carlo.rs:97:58
[INFO] [stdout]    |
[INFO] [stdout] 97 |               _: Option<Vec<<B as Board>::Move>>) -> Box<Iterator<Item=UciInfo<B>>> {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |               _: Option<Vec<<B as Board>::Move>>) -> Box<dyn Iterator<Item=UciInfo<B>>> {
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uci_engine.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     -> Box<Iterator<Item=UciInfo<B>>>;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 37 |     -> Box<dyn Iterator<Item=UciInfo<B>>>;
[INFO] [stdout]    |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board/chess/board.rs:636:31
[INFO] [stdout]     |
[INFO] [stdout] 636 |         let move_filter : Box<Fn(&ChessMove) -> bool> =
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 636 |         let move_filter : Box<dyn Fn(&ChessMove) -> bool> =
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board/sjadam/board.rs:676:31
[INFO] [stdout]     |
[INFO] [stdout] 676 |         let move_filter : Box<Fn(&Self::Move) -> bool> =
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 676 |         let move_filter : Box<dyn Fn(&Self::Move) -> bool> =
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rasher` (bin "rasher" test) due to 2 previous errors; 21 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0d3d4bbaab198019c1889abb6de34b4f68426154b00eda3184975f3b17e95f44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3d4bbaab198019c1889abb6de34b4f68426154b00eda3184975f3b17e95f44", kill_on_drop: false }`
[INFO] [stdout] 0d3d4bbaab198019c1889abb6de34b4f68426154b00eda3184975f3b17e95f44
