[INFO] cloning repository https://github.com/goodvibs/dunck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goodvibs/dunck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodvibs%2Fdunck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodvibs%2Fdunck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 392609220e119d34fdfe6ab66a347dbdbd941e18
[INFO] testing goodvibs/dunck/392609220e119d34fdfe6ab66a347dbdbd941e18 against nightly-2024-10-28+rustflags=-Zrandomize-layout for randomize-layout
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoodvibs%2Fdunck" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goodvibs/dunck on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/goodvibs/dunck
[INFO] finished tweaking git repo https://github.com/goodvibs/dunck
[INFO] tweaked toml for git repo https://github.com/goodvibs/dunck written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/goodvibs/dunck 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" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31bcef6ea2d02701af399c4de09d0a16738a62e43a4383f40218923c4e43e4d6
[INFO] running `Command { std: "docker" "start" "-a" "31bcef6ea2d02701af399c4de09d0a16738a62e43a4383f40218923c4e43e4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31bcef6ea2d02701af399c4de09d0a16738a62e43a4383f40218923c4e43e4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31bcef6ea2d02701af399c4de09d0a16738a62e43a4383f40218923c4e43e4d6", kill_on_drop: false }`
[INFO] [stdout] 31bcef6ea2d02701af399c4de09d0a16738a62e43a4383f40218923c4e43e4d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Zrandomize-layout" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72be1d4265db026a99734d9c2378f6e69f8f1da1b8775bad4bcb2b05678d5369
[INFO] running `Command { std: "docker" "start" "-a" "72be1d4265db026a99734d9c2378f6e69f8f1da1b8775bad4bcb2b05678d5369", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling gimli v0.29.0
[INFO] [stderr]    Compiling cc v1.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling unicode-xid v0.2.5
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling object v0.36.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling foldhash v0.1.3
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mocats v0.3.0
[INFO] [stderr]    Compiling addr2line v0.22.0
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling indexmap v2.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling subenum v1.1.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling chess v3.2.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling dunck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]    --> src/pgn/parse.rs:172:31
[INFO] [stdout]     |
[INFO] [stdout] 172 |                 PgnToken::Tag(tag) => {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `move_number`
[INFO] [stdout]    --> src/pgn/parse.rs:176:48
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 PgnToken::MoveNumberAndPeriods(move_number, num_periods) => {
[INFO] [stdout]     |                                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_periods`
[INFO] [stdout]    --> src/pgn/parse.rs:176:61
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 PgnToken::MoveNumberAndPeriods(move_number, num_periods) => {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_periods`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mcts` is never read
[INFO] [stdout]   --> src/main.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     mcts = MCTS::new(state.clone(), exploration_constant);
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.10s
[INFO] running `Command { std: "docker" "inspect" "72be1d4265db026a99734d9c2378f6e69f8f1da1b8775bad4bcb2b05678d5369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72be1d4265db026a99734d9c2378f6e69f8f1da1b8775bad4bcb2b05678d5369", kill_on_drop: false }`
[INFO] [stdout] 72be1d4265db026a99734d9c2378f6e69f8f1da1b8775bad4bcb2b05678d5369
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Zrandomize-layout" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cec2c6e9b6c861911246ccafae56da8bd361d6e5fe84aea1eb21ea452f94fbd
[INFO] running `Command { std: "docker" "start" "-a" "1cec2c6e9b6c861911246ccafae56da8bd361d6e5fe84aea1eb21ea452f94fbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling dunck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `fen`
[INFO] [stdout]    --> src/state/fen.rs:607:13
[INFO] [stdout]     |
[INFO] [stdout] 607 |         let fen = state.to_fen();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_fen`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_fen`
[INFO] [stdout]    --> src/state/fen.rs:608:13
[INFO] [stdout]     |
[INFO] [stdout] 608 |         let expected_fen = "rnbqkbnr/pppppppp/8/8/3q4/8/PPPPPPPP/RNBQKBN1 b Qkq - 1 1";
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_fen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]    --> src/pgn/parse.rs:172:31
[INFO] [stdout]     |
[INFO] [stdout] 172 |                 PgnToken::Tag(tag) => {
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `move_number`
[INFO] [stdout]    --> src/pgn/parse.rs:176:48
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 PgnToken::MoveNumberAndPeriods(move_number, num_periods) => {
[INFO] [stdout]     |                                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_periods`
[INFO] [stdout]    --> src/pgn/parse.rs:176:61
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 PgnToken::MoveNumberAndPeriods(move_number, num_periods) => {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_periods`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `found_fen_board`
[INFO] [stdout]   --> src/perft.rs:75:14
[INFO] [stdout]    |
[INFO] [stdout] 75 | ...   let (found_fen_board, found_fen_side_to_move, found_fen_castling_rights) = (found_fen_split[0], found_fen_split[1], found_fen_split...
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_found_fen_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `found_fen_side_to_move`
[INFO] [stdout]   --> src/perft.rs:75:31
[INFO] [stdout]    |
[INFO] [stdout] 75 | ...d_fen_board, found_fen_side_to_move, found_fen_castling_rights) = (found_fen_split[0], found_fen_split[1], found_fen_split[2]);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_found_fen_side_to_move`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `found_fen_castling_rights`
[INFO] [stdout]   --> src/perft.rs:75:55
[INFO] [stdout]    |
[INFO] [stdout] 75 | ..._to_move, found_fen_castling_rights) = (found_fen_split[0], found_fen_split[1], found_fen_split[2]);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_found_fen_castling_rights`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_fen_board`
[INFO] [stdout]   --> src/perft.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...   let (expected_fen_board, expected_fen_side_to_move, expected_fen_castling_rights) = (expected_fen_split[0], expected_fen_split[1], ...
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_fen_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_fen_side_to_move`
[INFO] [stdout]   --> src/perft.rs:76:34
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...en_board, expected_fen_side_to_move, expected_fen_castling_rights) = (expected_fen_split[0], expected_fen_split[1], expected_fen_split...
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_fen_side_to_move`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_fen_castling_rights`
[INFO] [stdout]   --> src/perft.rs:76:61
[INFO] [stdout]    |
[INFO] [stdout] 76 | ..._move, expected_fen_castling_rights) = (expected_fen_split[0], expected_fen_split[1], expected_fen_split[2]);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_fen_castling_rights`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_move_uci`
[INFO] [stdout]   --> src/perft.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |             let expected_move_uci = expected_move.to_string(); // for debugging
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_move_uci`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `moves_uci`
[INFO] [stdout]   --> src/perft.rs:98:25
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     let moves_uci = found_moves_unordered.iter().map(|mv| mv.uci()).collect::<Vec<_>>(); // for debugging
[INFO] [stdout]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_moves_uci`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `missing_moves_uci`
[INFO] [stdout]    --> src/perft.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let missing_moves_uci = missing_moves.iter().map(|mv| mv.uci()).collect::<Vec<_>>(); // for debugging
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_missing_moves_uci`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `possible_moves`
[INFO] [stdout]    --> src/perft.rs:143:13
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let possible_moves = state.calc_legal_moves();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_possible_moves`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `mcts` is never read
[INFO] [stdout]   --> src/main.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     mcts = MCTS::new(state.clone(), exploration_constant);
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "1cec2c6e9b6c861911246ccafae56da8bd361d6e5fe84aea1eb21ea452f94fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cec2c6e9b6c861911246ccafae56da8bd361d6e5fe84aea1eb21ea452f94fbd", kill_on_drop: false }`
[INFO] [stdout] 1cec2c6e9b6c861911246ccafae56da8bd361d6e5fe84aea1eb21ea452f94fbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Zrandomize-layout" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13e7d3c02b5870a9eb822840f67c94d445c0a2f9380c59318b434d96d13ce4cd
[INFO] running `Command { std: "docker" "start" "-a" "13e7d3c02b5870a9eb822840f67c94d445c0a2f9380c59318b434d96d13ce4cd", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `fen`
[INFO] [stderr]    --> src/state/fen.rs:607:13
[INFO] [stderr]     |
[INFO] [stderr] 607 |         let fen = state.to_fen();
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_fen`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected_fen`
[INFO] [stderr]    --> src/state/fen.rs:608:13
[INFO] [stderr]     |
[INFO] [stderr] 608 |         let expected_fen = "rnbqkbnr/pppppppp/8/8/3q4/8/PPPPPPPP/RNBQKBN1 b Qkq - 1 1";
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_fen`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tag`
[INFO] [stderr]    --> src/pgn/parse.rs:172:31
[INFO] [stderr]     |
[INFO] [stderr] 172 |                 PgnToken::Tag(tag) => {
[INFO] [stderr]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `move_number`
[INFO] [stderr]    --> src/pgn/parse.rs:176:48
[INFO] [stderr]     |
[INFO] [stderr] 176 |                 PgnToken::MoveNumberAndPeriods(move_number, num_periods) => {
[INFO] [stderr]     |                                                ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_number`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_periods`
[INFO] [stderr]    --> src/pgn/parse.rs:176:61
[INFO] [stderr]     |
[INFO] [stderr] 176 |                 PgnToken::MoveNumberAndPeriods(move_number, num_periods) => {
[INFO] [stderr]     |                                                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_periods`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `found_fen_board`
[INFO] [stderr]   --> src/perft.rs:75:14
[INFO] [stderr]    |
[INFO] [stderr] 75 | ...   let (found_fen_board, found_fen_side_to_move, found_fen_castling_rights) = (found_fen_split[0], found_fen_split[1], found_fen_split...
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_found_fen_board`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `found_fen_side_to_move`
[INFO] [stderr]   --> src/perft.rs:75:31
[INFO] [stderr]    |
[INFO] [stderr] 75 | ...d_fen_board, found_fen_side_to_move, found_fen_castling_rights) = (found_fen_split[0], found_fen_split[1], found_fen_split[2]);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_found_fen_side_to_move`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `found_fen_castling_rights`
[INFO] [stderr]   --> src/perft.rs:75:55
[INFO] [stderr]    |
[INFO] [stderr] 75 | ..._to_move, found_fen_castling_rights) = (found_fen_split[0], found_fen_split[1], found_fen_split[2]);
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_found_fen_castling_rights`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected_fen_board`
[INFO] [stderr]   --> src/perft.rs:76:14
[INFO] [stderr]    |
[INFO] [stderr] 76 | ...   let (expected_fen_board, expected_fen_side_to_move, expected_fen_castling_rights) = (expected_fen_split[0], expected_fen_split[1], ...
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_fen_board`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected_fen_side_to_move`
[INFO] [stderr]   --> src/perft.rs:76:34
[INFO] [stderr]    |
[INFO] [stderr] 76 | ...en_board, expected_fen_side_to_move, expected_fen_castling_rights) = (expected_fen_split[0], expected_fen_split[1], expected_fen_split...
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_fen_side_to_move`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected_fen_castling_rights`
[INFO] [stderr]   --> src/perft.rs:76:61
[INFO] [stderr]    |
[INFO] [stderr] 76 | ..._move, expected_fen_castling_rights) = (expected_fen_split[0], expected_fen_split[1], expected_fen_split[2]);
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_fen_castling_rights`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected_move_uci`
[INFO] [stderr]   --> src/perft.rs:87:17
[INFO] [stderr]    |
[INFO] [stderr] 87 |             let expected_move_uci = expected_move.to_string(); // for debugging
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_move_uci`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `moves_uci`
[INFO] [stderr]   --> src/perft.rs:98:25
[INFO] [stderr]    |
[INFO] [stderr] 98 |                     let moves_uci = found_moves_unordered.iter().map(|mv| mv.uci()).collect::<Vec<_>>(); // for debugging
[INFO] [stderr]    |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_moves_uci`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `missing_moves_uci`
[INFO] [stderr]    --> src/perft.rs:111:17
[INFO] [stderr]     |
[INFO] [stderr] 111 |             let missing_moves_uci = missing_moves.iter().map(|mv| mv.uci()).collect::<Vec<_>>(); // for debugging
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_missing_moves_uci`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `possible_moves`
[INFO] [stderr]    --> src/perft.rs:143:13
[INFO] [stderr]     |
[INFO] [stderr] 143 |         let possible_moves = state.calc_legal_moves();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_possible_moves`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `mcts` is never read
[INFO] [stderr]   --> src/main.rs:76:21
[INFO] [stderr]    |
[INFO] [stderr] 76 |                     mcts = MCTS::new(state.clone(), exploration_constant);
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dunck` (bin "dunck" test) generated 16 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dunck-1a0a9110df7c5f9e)
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test attacks::precomputed::tests::test_single_king_attacks ... ok
[INFO] [stdout] test attacks::precomputed::tests::test_single_knight_attacks ... ok
[INFO] [stdout] test perft::tests::test_are_moves_equal ... ok
[INFO] [stdout] test attacks::magic::tests::test_calc_rook_relevant_mask ... ok
[INFO] [stdout] test perft::tests::test_chess ... ok
[INFO] [stdout] test attacks::magic::tests::test_calc_bishop_relevant_mask ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'attacks::magic::tests::test_fill_magic_numbers_and_attacks' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] error: test failed, to rerun pass `--bin dunck`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/dunck-1a0a9110df7c5f9e` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "13e7d3c02b5870a9eb822840f67c94d445c0a2f9380c59318b434d96d13ce4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13e7d3c02b5870a9eb822840f67c94d445c0a2f9380c59318b434d96d13ce4cd", kill_on_drop: false }`
[INFO] [stdout] 13e7d3c02b5870a9eb822840f67c94d445c0a2f9380c59318b434d96d13ce4cd
