[INFO] cloning repository https://github.com/mkyl/cicada
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkyl/cicada" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkyl%2Fcicada", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkyl%2Fcicada'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4519dedcdf37ee0a364dfd73861c2475ed2f2c33
[INFO] testing mkyl/cicada against 1.91.0 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkyl%2Fcicada" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mkyl/cicada
[INFO] finished tweaking git repo https://github.com/mkyl/cicada
[INFO] tweaked toml for git repo https://github.com/mkyl/cicada written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mkyl/cicada on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mkyl/cicada 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-build v0.1.1
[INFO] [stderr]   Downloaded kernel32-sys v0.2.2
[INFO] [stderr]   Downloaded time v0.1.36
[INFO] [stderr]   Downloaded rand v0.3.15
[INFO] [stderr]   Downloaded libc v0.2.21
[INFO] [stderr]   Downloaded winapi v0.2.8
[INFO] [stderr]   Downloaded redox_syscall v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 030f05b8044e47e3a86ce8025ffa9e26bc6b3fd476be4b6aba903bfed55a09ac
[INFO] running `Command { std: "docker" "start" "-a" "030f05b8044e47e3a86ce8025ffa9e26bc6b3fd476be4b6aba903bfed55a09ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "030f05b8044e47e3a86ce8025ffa9e26bc6b3fd476be4b6aba903bfed55a09ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030f05b8044e47e3a86ce8025ffa9e26bc6b3fd476be4b6aba903bfed55a09ac", kill_on_drop: false }`
[INFO] [stdout] 030f05b8044e47e3a86ce8025ffa9e26bc6b3fd476be4b6aba903bfed55a09ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d1d404495ab2dad55b99c82d03fba08a23dfb636143529e402345fba4aca4d9
[INFO] running `Command { std: "docker" "start" "-a" "4d1d404495ab2dad55b99c82d03fba08a23dfb636143529e402345fba4aca4d9", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling cicada v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/board.rs:107:18
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub fn init() -> (chessboard) {
[INFO] [stdout]     |                  ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 107 - pub fn init() -> (chessboard) {
[INFO] [stdout] 107 + pub fn init() -> chessboard {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> src/board.rs:172:18
[INFO] [stdout]     |
[INFO] [stdout] 172 |     board.past = { unsafe { mem::zeroed() } };
[INFO] [stdout]     |                  ^^                        ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 172 -     board.past = { unsafe { mem::zeroed() } };
[INFO] [stdout] 172 +     board.past = unsafe { mem::zeroed() };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/board.rs:177:52
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub fn AN_to_chocolate (file : char, rank : u8) -> (u8) {
[INFO] [stdout]     |                                                    ^  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 177 - pub fn AN_to_chocolate (file : char, rank : u8) -> (u8) {
[INFO] [stdout] 177 + pub fn AN_to_chocolate (file : char, rank : u8) -> u8 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/board.rs:184:46
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn AN_to_board (file : u8, rank : u8) -> (u8) {
[INFO] [stdout]     |                                              ^  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 - pub fn AN_to_board (file : u8, rank : u8) -> (u8) {
[INFO] [stdout] 184 + pub fn AN_to_board (file : u8, rank : u8) -> u8 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `board::chessboard`
[INFO] [stdout]  --> src/zobrist.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use board::chessboard;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/fen.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |             '1' ... '8' => empty = fen[counter],
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/movement.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 79 |         _ => {;}
[INFO] [stdout]    |               ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/movement.rs:91:15
[INFO] [stdout]    |
[INFO] [stdout] 91 |         _ => {;}
[INFO] [stdout]    |               ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/board.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |     for mut l in &mut board.layout[0..full_board_size] {
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/zobrist.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         for mut r in &mut zobrist[..] {
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/zobrist.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             for mut b in &mut r[..] {
[INFO] [stdout]    |                 ----^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/zobrist.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for mut c in &mut castling[..] {
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/zobrist.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for mut e in &mut EP {
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `best`
[INFO] [stdout]    --> src/think.rs:241:13
[INFO] [stdout]     |
[INFO] [stdout] 241 |     let mut best : u32 = 0;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_best`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score` is never read
[INFO] [stdout]    --> src/think.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |     let mut score = 0;
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/think.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |     let mut best : u32 = 0;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score` is never read
[INFO] [stdout]    --> src/think.rs:302:13
[INFO] [stdout]     |
[INFO] [stdout] 302 |     let mut score = -inf;
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stale_alpha`
[INFO] [stdout]    --> src/think.rs:389:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |     let stale_alpha = alpha;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 389 |     let _stale_alpha = alpha;
[INFO] [stdout]     |         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `inf`
[INFO] [stdout]     |
[INFO] [stdout] 389 -     let stale_alpha = alpha;
[INFO] [stdout] 389 +     let think::inf = alpha;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score` is never read
[INFO] [stdout]    --> src/think.rs:392:13
[INFO] [stdout]     |
[INFO] [stdout] 392 |     let mut score = -inf;
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/uci.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut input = &mut String::new();
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/board.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub enum rank {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 38 |     rank_1,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 39 |     rank_2,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 40 |     rank_3,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 41 |     rank_4,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 42 |     rank_5,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 43 |     rank_6,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 44 |     rank_7,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 45 |     rank_8,
[INFO] [stdout] 46 |     invalid_rank
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/board.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub enum square {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 58 |     A1 = 21, B1, C1, D1, E1, F1, G1, H1,
[INFO] [stdout]    |     ^^                               ^^
[INFO] [stdout] 59 |     A2 = 31, B2, C2, D2, E2, F2, G2, H2,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 60 |     A3 = 41, B3, C3, D3, E3, F3, G3, H3,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 61 |     A4 = 51, B4, C4, D4, E4, F4, G4, H4,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 62 |     A5 = 61, B5, C5, D5, E5, F5, G5, H5,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 63 |     A6 = 71, B6, C6, D6, E6, F6, G6, H6,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 64 |     A7 = 81, B7, C7, D7, E7, F7, G7, H7,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 65 |     A8 = 91, B8, C8, D8, E8, F8, G8, H8
[INFO] [stdout]    |     ^^                               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `leafnodes` is never used
[INFO] [stdout]    --> src/sanity.rs:198:12
[INFO] [stdout]     |
[INFO] [stdout] 198 | static mut leafnodes : f64 = 0f64;
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perft` is never used
[INFO] [stdout]    --> src/sanity.rs:200:8
[INFO] [stdout]     |
[INFO] [stdout] 200 | pub fn perft(depth : i32, cboard : &mut board::chessboard) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `perft_test` is never used
[INFO] [stdout]    --> src/sanity.rs:220:8
[INFO] [stdout]     |
[INFO] [stdout] 220 | pub fn perft_test(depth: i32, cboard : &mut board::chessboard) -> f64 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/zobrist.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for mut e in &mut EP {
[INFO] [stdout]    |                      ^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for mut e in &raw mut EP {
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/sanity.rs:236:45
[INFO] [stdout]     |
[INFO] [stdout] 236 |         println!("Test Complete: {} nodes", leafnodes);
[INFO] [stdout]     |                                             ^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "4d1d404495ab2dad55b99c82d03fba08a23dfb636143529e402345fba4aca4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d1d404495ab2dad55b99c82d03fba08a23dfb636143529e402345fba4aca4d9", kill_on_drop: false }`
[INFO] [stdout] 4d1d404495ab2dad55b99c82d03fba08a23dfb636143529e402345fba4aca4d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20bef115b850971ff479d0f52d3e4dae13d3ef88000a32c16bd9a8639a9f168d
[INFO] running `Command { std: "docker" "start" "-a" "20bef115b850971ff479d0f52d3e4dae13d3ef88000a32c16bd9a8639a9f168d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling cicada v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/board.rs:107:18
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub fn init() -> (chessboard) {
[INFO] [stdout]     |                  ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 107 - pub fn init() -> (chessboard) {
[INFO] [stdout] 107 + pub fn init() -> chessboard {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> src/board.rs:172:18
[INFO] [stdout]     |
[INFO] [stdout] 172 |     board.past = { unsafe { mem::zeroed() } };
[INFO] [stdout]     |                  ^^                        ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 172 -     board.past = { unsafe { mem::zeroed() } };
[INFO] [stdout] 172 +     board.past = unsafe { mem::zeroed() };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/board.rs:177:52
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub fn AN_to_chocolate (file : char, rank : u8) -> (u8) {
[INFO] [stdout]     |                                                    ^  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 177 - pub fn AN_to_chocolate (file : char, rank : u8) -> (u8) {
[INFO] [stdout] 177 + pub fn AN_to_chocolate (file : char, rank : u8) -> u8 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/board.rs:184:46
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn AN_to_board (file : u8, rank : u8) -> (u8) {
[INFO] [stdout]     |                                              ^  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 - pub fn AN_to_board (file : u8, rank : u8) -> (u8) {
[INFO] [stdout] 184 + pub fn AN_to_board (file : u8, rank : u8) -> u8 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `board::chessboard`
[INFO] [stdout]  --> src/zobrist.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use board::chessboard;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/fen.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |             '1' ... '8' => empty = fen[counter],
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/movement.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 79 |         _ => {;}
[INFO] [stdout]    |               ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/movement.rs:91:15
[INFO] [stdout]    |
[INFO] [stdout] 91 |         _ => {;}
[INFO] [stdout]    |               ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `think`
[INFO] [stdout]    --> src/sanity.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |     use think;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/board.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |     for mut l in &mut board.layout[0..full_board_size] {
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/zobrist.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         for mut r in &mut zobrist[..] {
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/zobrist.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             for mut b in &mut r[..] {
[INFO] [stdout]    |                 ----^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/zobrist.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for mut c in &mut castling[..] {
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/zobrist.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for mut e in &mut EP {
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/sanity.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |     for x in 0..4 {
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 100 |     for _x in 0..4 {
[INFO] [stdout]     |         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `inf`
[INFO] [stdout]     |
[INFO] [stdout] 100 -     for x in 0..4 {
[INFO] [stdout] 100 +     for think::inf in 0..4 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `best`
[INFO] [stdout]    --> src/think.rs:241:13
[INFO] [stdout]     |
[INFO] [stdout] 241 |     let mut best : u32 = 0;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_best`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score` is never read
[INFO] [stdout]    --> src/think.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |     let mut score = 0;
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/think.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |     let mut best : u32 = 0;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score` is never read
[INFO] [stdout]    --> src/think.rs:302:13
[INFO] [stdout]     |
[INFO] [stdout] 302 |     let mut score = -inf;
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stale_alpha`
[INFO] [stdout]    --> src/think.rs:389:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |     let stale_alpha = alpha;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 389 |     let _stale_alpha = alpha;
[INFO] [stdout]     |         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `inf`
[INFO] [stdout]     |
[INFO] [stdout] 389 -     let stale_alpha = alpha;
[INFO] [stdout] 389 +     let think::inf = alpha;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score` is never read
[INFO] [stdout]    --> src/think.rs:392:13
[INFO] [stdout]     |
[INFO] [stdout] 392 |     let mut score = -inf;
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/uci.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut input = &mut String::new();
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/board.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub enum rank {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 38 |     rank_1,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 39 |     rank_2,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 40 |     rank_3,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 41 |     rank_4,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 42 |     rank_5,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 43 |     rank_6,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 44 |     rank_7,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 45 |     rank_8,
[INFO] [stdout] 46 |     invalid_rank
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/board.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub enum square {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 58 |     A1 = 21, B1, C1, D1, E1, F1, G1, H1,
[INFO] [stdout]    |     ^^                               ^^
[INFO] [stdout] 59 |     A2 = 31, B2, C2, D2, E2, F2, G2, H2,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 60 |     A3 = 41, B3, C3, D3, E3, F3, G3, H3,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 61 |     A4 = 51, B4, C4, D4, E4, F4, G4, H4,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 62 |     A5 = 61, B5, C5, D5, E5, F5, G5, H5,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 63 |     A6 = 71, B6, C6, D6, E6, F6, G6, H6,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 64 |     A7 = 81, B7, C7, D7, E7, F7, G7, H7,
[INFO] [stdout]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stdout] 65 |     A8 = 91, B8, C8, D8, E8, F8, G8, H8
[INFO] [stdout]    |     ^^                               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/zobrist.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for mut e in &mut EP {
[INFO] [stdout]    |                      ^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `&raw mut` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 22 |         for mut e in &raw mut EP {
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/sanity.rs:236:45
[INFO] [stdout]     |
[INFO] [stdout] 236 |         println!("Test Complete: {} nodes", leafnodes);
[INFO] [stdout]     |                                             ^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "20bef115b850971ff479d0f52d3e4dae13d3ef88000a32c16bd9a8639a9f168d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20bef115b850971ff479d0f52d3e4dae13d3ef88000a32c16bd9a8639a9f168d", kill_on_drop: false }`
[INFO] [stdout] 20bef115b850971ff479d0f52d3e4dae13d3ef88000a32c16bd9a8639a9f168d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2349caae615478ca463f09d5a40df9df914bfeb2e6b9cb7b471051a4dc003b45
[INFO] running `Command { std: "docker" "start" "-a" "2349caae615478ca463f09d5a40df9df914bfeb2e6b9cb7b471051a4dc003b45", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/board.rs:107:18
[INFO] [stderr]     |
[INFO] [stderr] 107 | pub fn init() -> (chessboard) {
[INFO] [stderr]     |                  ^          ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 107 - pub fn init() -> (chessboard) {
[INFO] [stderr] 107 + pub fn init() -> chessboard {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around assigned value
[INFO] [stderr]    --> src/board.rs:172:18
[INFO] [stderr]     |
[INFO] [stderr] 172 |     board.past = { unsafe { mem::zeroed() } };
[INFO] [stderr]     |                  ^^                        ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr] 172 -     board.past = { unsafe { mem::zeroed() } };
[INFO] [stderr] 172 +     board.past = unsafe { mem::zeroed() };
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/board.rs:177:52
[INFO] [stderr]     |
[INFO] [stderr] 177 | pub fn AN_to_chocolate (file : char, rank : u8) -> (u8) {
[INFO] [stderr]     |                                                    ^  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 177 - pub fn AN_to_chocolate (file : char, rank : u8) -> (u8) {
[INFO] [stderr] 177 + pub fn AN_to_chocolate (file : char, rank : u8) -> u8 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/board.rs:184:46
[INFO] [stderr]     |
[INFO] [stderr] 184 | pub fn AN_to_board (file : u8, rank : u8) -> (u8) {
[INFO] [stderr]     |                                              ^  ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 184 - pub fn AN_to_board (file : u8, rank : u8) -> (u8) {
[INFO] [stderr] 184 + pub fn AN_to_board (file : u8, rank : u8) -> u8 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `board::chessboard`
[INFO] [stderr]  --> src/zobrist.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use board::chessboard;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/fen.rs:35:17
[INFO] [stderr]    |
[INFO] [stderr] 35 |             '1' ... '8' => empty = fen[counter],
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/movement.rs:79:15
[INFO] [stderr]    |
[INFO] [stderr] 79 |         _ => {;}
[INFO] [stderr]    |               ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/movement.rs:91:15
[INFO] [stderr]    |
[INFO] [stderr] 91 |         _ => {;}
[INFO] [stderr]    |               ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `think`
[INFO] [stderr]    --> src/sanity.rs:245:9
[INFO] [stderr]     |
[INFO] [stderr] 245 |     use think;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/board.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |     for mut l in &mut board.layout[0..full_board_size] {
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/zobrist.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |         for mut r in &mut zobrist[..] {
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/zobrist.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 |             for mut b in &mut r[..] {
[INFO] [stderr]    |                 ----^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/zobrist.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         for mut c in &mut castling[..] {
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/zobrist.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |         for mut e in &mut EP {
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/sanity.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |     for x in 0..4 {
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]     |
[INFO] [stderr] 100 |     for _x in 0..4 {
[INFO] [stderr]     |         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `inf`
[INFO] [stderr]     |
[INFO] [stderr] 100 -     for x in 0..4 {
[INFO] [stderr] 100 +     for think::inf in 0..4 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `best`
[INFO] [stderr]    --> src/think.rs:241:13
[INFO] [stderr]     |
[INFO] [stderr] 241 |     let mut best : u32 = 0;
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_best`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `score` is never read
[INFO] [stderr]    --> src/think.rs:242:13
[INFO] [stderr]     |
[INFO] [stderr] 242 |     let mut score = 0;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/think.rs:241:9
[INFO] [stderr]     |
[INFO] [stderr] 241 |     let mut best : u32 = 0;
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `score` is never read
[INFO] [stderr]    --> src/think.rs:302:13
[INFO] [stderr]     |
[INFO] [stderr] 302 |     let mut score = -inf;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stale_alpha`
[INFO] [stderr]    --> src/think.rs:389:9
[INFO] [stderr]     |
[INFO] [stderr] 389 |     let stale_alpha = alpha;
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]     |
[INFO] [stderr] 389 |     let _stale_alpha = alpha;
[INFO] [stderr]     |         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `inf`
[INFO] [stderr]     |
[INFO] [stderr] 389 -     let stale_alpha = alpha;
[INFO] [stderr] 389 +     let think::inf = alpha;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `score` is never read
[INFO] [stderr]    --> src/think.rs:392:13
[INFO] [stderr]     |
[INFO] [stderr] 392 |     let mut score = -inf;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/uci.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut input = &mut String::new();
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/board.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub enum rank {
[INFO] [stderr]    |          ---- variants in this enum
[INFO] [stderr] 38 |     rank_1,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 39 |     rank_2,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 40 |     rank_3,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 41 |     rank_4,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 42 |     rank_5,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 43 |     rank_6,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 44 |     rank_7,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 45 |     rank_8,
[INFO] [stderr] 46 |     invalid_rank
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/board.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub enum square {
[INFO] [stderr]    |          ------ variants in this enum
[INFO] [stderr] 58 |     A1 = 21, B1, C1, D1, E1, F1, G1, H1,
[INFO] [stderr]    |     ^^                               ^^
[INFO] [stderr] 59 |     A2 = 31, B2, C2, D2, E2, F2, G2, H2,
[INFO] [stderr]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stderr] 60 |     A3 = 41, B3, C3, D3, E3, F3, G3, H3,
[INFO] [stderr]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stderr] 61 |     A4 = 51, B4, C4, D4, E4, F4, G4, H4,
[INFO] [stderr]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stderr] 62 |     A5 = 61, B5, C5, D5, E5, F5, G5, H5,
[INFO] [stderr]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stderr] 63 |     A6 = 71, B6, C6, D6, E6, F6, G6, H6,
[INFO] [stderr]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stderr] 64 |     A7 = 81, B7, C7, D7, E7, F7, G7, H7,
[INFO] [stderr]    |     ^^       ^^  ^^  ^^  ^^  ^^  ^^  ^^
[INFO] [stderr] 65 |     A8 = 91, B8, C8, D8, E8, F8, G8, H8
[INFO] [stderr]    |     ^^                               ^^
[INFO] [stderr] 
[INFO] [stderr] warning: creating a mutable reference to mutable static
[INFO] [stderr]   --> src/zobrist.rs:22:22
[INFO] [stderr]    |
[INFO] [stderr] 22 |         for mut e in &mut EP {
[INFO] [stderr]    |                      ^^^^^^^ mutable reference to mutable static
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stderr]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] help: use `&raw mut` instead to create a raw pointer
[INFO] [stderr]    |
[INFO] [stderr] 22 |         for mut e in &raw mut EP {
[INFO] [stderr]    |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: creating a shared reference to mutable static
[INFO] [stderr]    --> src/sanity.rs:236:45
[INFO] [stderr]     |
[INFO] [stderr] 236 |         println!("Test Complete: {} nodes", leafnodes);
[INFO] [stderr]     |                                             ^^^^^^^^^ shared reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stderr] 
[INFO] [stderr] warning: `cicada` (bin "cicada" test) generated 26 warnings (run `cargo fix --bin "cicada" --tests` to apply 16 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cicada-6289588974c88d0c)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test sanity::piece_list ... ok
[INFO] [stdout] test sanity::repetition ... ok
[INFO] [stdout] test sanity::move_make_hash ... ok
[INFO] [stdout] test sanity::layout ... ok
[INFO] [stdout] test sanity::hashing ... ok
[INFO] [stdout] test sanity::castling ... ok
[INFO] [stdout] test sanity::move_undo_hash ... ok
[INFO] [stdout] test sanity::perft_suite ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2349caae615478ca463f09d5a40df9df914bfeb2e6b9cb7b471051a4dc003b45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2349caae615478ca463f09d5a40df9df914bfeb2e6b9cb7b471051a4dc003b45", kill_on_drop: false }`
[INFO] [stdout] 2349caae615478ca463f09d5a40df9df914bfeb2e6b9cb7b471051a4dc003b45
