[INFO] cloning repository https://github.com/gregpennefather/four-monties
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gregpennefather/four-monties" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregpennefather%2Ffour-monties", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregpennefather%2Ffour-monties'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 642dcf4344cb53f27e0430900fa1d964ed24a23f
[INFO] checking gregpennefather/four-monties/642dcf4344cb53f27e0430900fa1d964ed24a23f against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregpennefather%2Ffour-monties" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gregpennefather/four-monties on toolchain ccf408f4326a858c00dd845a64a86b16f360a801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gregpennefather/four-monties
[INFO] finished tweaking git repo https://github.com/gregpennefather/four-monties
[INFO] tweaked toml for git repo https://github.com/gregpennefather/four-monties written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gregpennefather/four-monties 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" "+ccf408f4326a858c00dd845a64a86b16f360a801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0ab2cbd5ba293e109b09ecf6d4e52e27ccbf73033e22951a04a5b69bf1bcf61
[INFO] running `Command { std: "docker" "start" "-a" "b0ab2cbd5ba293e109b09ecf6d4e52e27ccbf73033e22951a04a5b69bf1bcf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0ab2cbd5ba293e109b09ecf6d4e52e27ccbf73033e22951a04a5b69bf1bcf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ab2cbd5ba293e109b09ecf6d4e52e27ccbf73033e22951a04a5b69bf1bcf61", kill_on_drop: false }`
[INFO] [stdout] b0ab2cbd5ba293e109b09ecf6d4e52e27ccbf73033e22951a04a5b69bf1bcf61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c66c894c826e08c1e3783f32bba1b2fa8054b733ca2ef1bb28bfe30dda4cd78c
[INFO] running `Command { std: "docker" "start" "-a" "c66c894c826e08c1e3783f32bba1b2fa8054b733ca2ef1bb28bfe30dda4cd78c", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking thread-id v4.2.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking log4rs v1.2.0
[INFO] [stderr]     Checking four-monties v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/mcst/playout.rs (1 fix)
[INFO] [stderr]        Fixed src/mcst/node.rs (1 fix)
[INFO] [stderr]        Fixed src/tournament.rs (1 fix)
[INFO] [stderr]        Fixed src/agent/yu.rs (2 fixes)
[INFO] [stderr]        Fixed src/main.rs (3 fixes)
[INFO] [stderr]        Fixed src/agent/monty.rs (1 fix)
[INFO] [stderr]        Fixed src/mcst/mod.rs (4 fixes)
[INFO] [stderr]        Fixed src/mcst/record.rs (1 fix)
[INFO] [stderr]        Fixed src/mcst/tests.rs (1 fix)
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/mcst/node.rs:118:25
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn new_child(&self, index: usize, board: Board) -> Self {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/mcst/mod.rs:146:33
[INFO] [stdout]     |
[INFO] [stdout] 146 | ...                   for i in 0..self.simulations {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/agent/monty.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         for i in 0..self.iterations {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/agent/monty.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn select_move(&mut self, board: Board) -> usize {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/agent/randy.rs:17:31
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/agent/yu.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 Err(e) => println!("Invalid move please select another")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/agent/yu.rs:25:31
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `m_count` is assigned to, but never used
[INFO] [stdout]   --> src/tournament.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let mut m_count = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_m_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `cell_empty` and `setup` are never used
[INFO] [stdout]    --> src/game/board.rs:64:8
[INFO] [stdout]     |
[INFO] [stdout] 51  | impl Board {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64  |     fn cell_empty(self, x: usize, y: usize) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn setup(yellow_bb: u64, blue_bb: u64, column_pieces: [usize; WIDTH]) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_state` is never used
[INFO] [stdout]   --> src/mcst/mod.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl SearchTree {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn print_state(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]  --> src/mcst/valid_move.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl<T> ValidMove<T> {
[INFO] [stdout]   | -------------------- method in this implementation
[INFO] [stdout] 9 |     pub fn is_valid(&self) -> bool {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/mcst/mod.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         leaf.children.set(new_leaves);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 223 |         let _ = leaf.children.set(new_leaves);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/agent/yu.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             stdin().read_line(&mut entry);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let _ = stdin().read_line(&mut entry);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SearchTree`
[INFO] [stdout]  --> src/mcst/tests.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut tree = SearchTree::new(Board::setup(7, 112, [1, 1, 1, 0, 1, 1, 1]), 5);
[INFO] [stdout]   |                    ^^^^^^^^^^ use of undeclared type `SearchTree`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use crate::mcst::SearchTree;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Board`
[INFO] [stdout]  --> src/mcst/tests.rs:5:36
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut tree = SearchTree::new(Board::setup(7, 112, [1, 1, 1, 0, 1, 1, 1]), 5);
[INFO] [stdout]   |                                    ^^^^^ use of undeclared type `Board`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]   |
[INFO] [stdout] 2 + use crate::Board;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Board`
[INFO] [stdout]   --> src/mcst/tests.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let b = Board::setup(7, 96, [1, 1, 0, 0, 1, 1, 1]);
[INFO] [stdout]    |             ^^^^^ use of undeclared type `Board`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout] 2  + use crate::Board;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SearchTree`
[INFO] [stdout]   --> src/mcst/tests.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut tree = SearchTree::new(b, 5);
[INFO] [stdout]    |                    ^^^^^^^^^^ use of undeclared type `SearchTree`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use crate::mcst::SearchTree;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Board`
[INFO] [stdout]   --> src/mcst/tests.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let b = Board::setup(16513, 14, [3, 1, 1, 1, 0, 0, 0]);
[INFO] [stdout]    |             ^^^^^ use of undeclared type `Board`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout] 2  + use crate::Board;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SearchTree`
[INFO] [stdout]   --> src/mcst/tests.rs:42:20
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let mut tree = SearchTree::new(b, 5);
[INFO] [stdout]    |                    ^^^^^^^^^^ use of undeclared type `SearchTree`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  + use crate::mcst::SearchTree;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/game/board.rs:258:36
[INFO] [stdout]     |
[INFO] [stdout] 258 |         assert!(check_vertical(bb, (file + WIDTH * 3)))
[INFO] [stdout]     |                                    ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -         assert!(check_vertical(bb, (file + WIDTH * 3)))
[INFO] [stdout] 258 +         assert!(check_vertical(bb, file + WIDTH * 3))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]    --> src/mcst/node.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |     use std::borrow::BorrowMut;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArcNode` and `NodeContent`
[INFO] [stdout]    --> src/mcst/mod.rs:290:20
[INFO] [stdout]     |
[INFO] [stdout] 290 |             node::{ArcNode, NodeContent},
[INFO] [stdout]     |                    ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/mcst/node.rs:118:25
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn new_child(&self, index: usize, board: Board) -> Self {
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/mcst/mod.rs:146:33
[INFO] [stdout]     |
[INFO] [stdout] 146 | ...                   for i in 0..self.simulations {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/agent/monty.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         for i in 0..self.iterations {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]   --> src/agent/monty.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn select_move(&mut self, board: Board) -> usize {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/agent/randy.rs:17:31
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `four-monties` (bin "four-monties" test) due to 7 previous errors; 11 warnings emitted
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/agent/yu.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 Err(e) => println!("Invalid move please select another")
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/agent/yu.rs:25:31
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `m_count` is assigned to, but never used
[INFO] [stdout]   --> src/tournament.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let mut m_count = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_m_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "c66c894c826e08c1e3783f32bba1b2fa8054b733ca2ef1bb28bfe30dda4cd78c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66c894c826e08c1e3783f32bba1b2fa8054b733ca2ef1bb28bfe30dda4cd78c", kill_on_drop: false }`
[INFO] [stdout] c66c894c826e08c1e3783f32bba1b2fa8054b733ca2ef1bb28bfe30dda4cd78c