[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] testing gregpennefather/four-monties against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregpennefather%2Ffour-monties" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gregpennefather/four-monties on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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-5-tc1/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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4051ba1a2337655e815697e9a1f0bab9504b205b446b597ca43994bf39072a0
[INFO] running `Command { std: "docker" "start" "-a" "f4051ba1a2337655e815697e9a1f0bab9504b205b446b597ca43994bf39072a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4051ba1a2337655e815697e9a1f0bab9504b205b446b597ca43994bf39072a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4051ba1a2337655e815697e9a1f0bab9504b205b446b597ca43994bf39072a0", kill_on_drop: false }`
[INFO] [stdout] f4051ba1a2337655e815697e9a1f0bab9504b205b446b597ca43994bf39072a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b60ee1d9049f764370f131029764f1bb67c75553263fec4bfdadf1498e5ed16
[INFO] running `Command { std: "docker" "start" "-a" "0b60ee1d9049f764370f131029764f1bb67c75553263fec4bfdadf1498e5ed16", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling unsafe-any-ors v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling iana-time-zone v0.1.59
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling typemap-ors v1.0.0
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling arc-swap v1.6.0
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling thread-id v4.2.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling chrono v0.4.31
[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]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling log4rs v1.2.0
[INFO] [stderr]    Compiling four-monties v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::default`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::default;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WIDTH`, `mcst::SearchTree`, `randy::Randy`, `result::GameResult`, `yu::Yu`
[INFO] [stdout]  --> src/main.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 |         board::{Board, WIDTH},
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout] 6 |         result::GameResult, player::Player,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     },
[INFO] [stdout] 8 |     agent::{monty::Monty, randy::Randy, yu::Yu},
[INFO] [stdout]   |                           ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 9 |     tournament::Tournament, mcst::SearchTree,
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `E`, `RwLock`
[INFO] [stdout]  --> src/mcst/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     f32::consts::{E, SQRT_2},
[INFO] [stdout]   |                   ^
[INFO] [stdout] 3 |     sync::{Arc, RwLock},
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/mcst/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex`, `iter::Once`
[INFO] [stdout]  --> src/mcst/node.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     iter::Once,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 5 |     sync::{Arc, Mutex, RwLock, Weak},
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> src/mcst/playout.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::game::result::GameResult`
[INFO] [stdout]  --> src/mcst/record.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::game::result::GameResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `game::board::Board`, `mcst::SearchTree`
[INFO] [stdout]  --> src/mcst/tests.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{game::board::Board, mcst::SearchTree};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `node::Node`
[INFO] [stdout]  --> src/agent/monty.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     mcst::{node::Node, SearchTree},
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `f32::consts::E`, `self`
[INFO] [stdout]  --> src/agent/yu.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io::{self, stdin}, f32::consts::E};
[INFO] [stdout]   |                ^^^^          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/agent/yu.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::Colorize`
[INFO] [stdout]  --> src/tournament.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use colored::Colorize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/mcst/node.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     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:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   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: variable does not need to be mutable
[INFO] [stdout]    --> src/mcst/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn expansion(&mut self, mut leaf: ArcNode) {
[INFO] [stdout]     |                                 ----^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 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:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |     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:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |         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:63:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl SearchTree {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     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:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         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] 224 |         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:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             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] 18 |             let _ = stdin().read_line(&mut entry);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.82s
[INFO] running `Command { std: "docker" "inspect" "0b60ee1d9049f764370f131029764f1bb67c75553263fec4bfdadf1498e5ed16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b60ee1d9049f764370f131029764f1bb67c75553263fec4bfdadf1498e5ed16", kill_on_drop: false }`
[INFO] [stdout] 0b60ee1d9049f764370f131029764f1bb67c75553263fec4bfdadf1498e5ed16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ea2e83c555c64abca975a5fbe1839cc45ddcf85c285ed3082bbb422d8843563
[INFO] running `Command { std: "docker" "start" "-a" "5ea2e83c555c64abca975a5fbe1839cc45ddcf85c285ed3082bbb422d8843563", kill_on_drop: false }`
[INFO] [stderr]    Compiling four-monties v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::default`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::default;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WIDTH`, `mcst::SearchTree`, `randy::Randy`, `result::GameResult`, `yu::Yu`
[INFO] [stdout]  --> src/main.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 |         board::{Board, WIDTH},
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout] 6 |         result::GameResult, player::Player,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     },
[INFO] [stdout] 8 |     agent::{monty::Monty, randy::Randy, yu::Yu},
[INFO] [stdout]   |                           ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 9 |     tournament::Tournament, mcst::SearchTree,
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rand::RngCore;
[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 imports: `E`, `RwLock`
[INFO] [stdout]  --> src/mcst/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     f32::consts::{E, SQRT_2},
[INFO] [stdout]   |                   ^
[INFO] [stdout] 3 |     sync::{Arc, RwLock},
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/mcst/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex`, `iter::Once`
[INFO] [stdout]  --> src/mcst/node.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     iter::Once,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 5 |     sync::{Arc, Mutex, RwLock, Weak},
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]    --> src/mcst/node.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use std::borrow::BorrowMut;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> src/mcst/playout.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::game::result::GameResult`
[INFO] [stdout]  --> src/mcst/record.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::game::result::GameResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArcNode`, `NodeContent`
[INFO] [stdout]    --> src/mcst/mod.rs:291:20
[INFO] [stdout]     |
[INFO] [stdout] 291 |             node::{ArcNode, NodeContent},
[INFO] [stdout]     |                    ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `node::Node`
[INFO] [stdout]  --> src/agent/monty.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     mcst::{node::Node, SearchTree},
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `f32::consts::E`, `self`
[INFO] [stdout]  --> src/agent/yu.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io::{self, stdin}, f32::consts::E};
[INFO] [stdout]   |                ^^^^          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/agent/yu.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::Colorize`
[INFO] [stdout]  --> src/tournament.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use colored::Colorize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/mcst/node.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     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/tests.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     for i in 0..10 {
[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/mcst/tests.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     for i in 0..8 {
[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/mcst/tests.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     for i in 0..50 {
[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/mcst/mod.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   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: variable does not need to be mutable
[INFO] [stdout]    --> src/mcst/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn expansion(&mut self, mut leaf: ArcNode) {
[INFO] [stdout]     |                                 ----^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 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:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |     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:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut m_count = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_m_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cell_empty` is never used
[INFO] [stdout]   --> src/game/board.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl Board {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn cell_empty(self, x: usize, y: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         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] 224 |         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:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             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] 18 |             let _ = stdin().read_line(&mut entry);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "5ea2e83c555c64abca975a5fbe1839cc45ddcf85c285ed3082bbb422d8843563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ea2e83c555c64abca975a5fbe1839cc45ddcf85c285ed3082bbb422d8843563", kill_on_drop: false }`
[INFO] [stdout] 5ea2e83c555c64abca975a5fbe1839cc45ddcf85c285ed3082bbb422d8843563
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66b7a367fce091b7b0a5acbafa11d2b8f25aff84ba7f49cadac827cfd4a1e3b6
[INFO] running `Command { std: "docker" "start" "-a" "66b7a367fce091b7b0a5acbafa11d2b8f25aff84ba7f49cadac827cfd4a1e3b6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::default`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::default;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `WIDTH`, `mcst::SearchTree`, `randy::Randy`, `result::GameResult`, `yu::Yu`
[INFO] [stderr]  --> src/main.rs:5:24
[INFO] [stderr]   |
[INFO] [stderr] 5 |         board::{Board, WIDTH},
[INFO] [stderr]   |                        ^^^^^
[INFO] [stderr] 6 |         result::GameResult, player::Player,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |     },
[INFO] [stderr] 8 |     agent::{monty::Monty, randy::Randy, yu::Yu},
[INFO] [stderr]   |                           ^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr] 9 |     tournament::Tournament, mcst::SearchTree,
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use rand::RngCore;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/game/board.rs:258:36
[INFO] [stderr]     |
[INFO] [stderr] 258 |         assert!(check_vertical(bb, (file + WIDTH * 3)))
[INFO] [stderr]     |                                    ^                ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 258 -         assert!(check_vertical(bb, (file + WIDTH * 3)))
[INFO] [stderr] 258 +         assert!(check_vertical(bb, file + WIDTH * 3))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `E`, `RwLock`
[INFO] [stderr]  --> src/mcst/mod.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 |     f32::consts::{E, SQRT_2},
[INFO] [stderr]   |                   ^
[INFO] [stderr] 3 |     sync::{Arc, RwLock},
[INFO] [stderr]   |                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]  --> src/mcst/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::RngCore;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Mutex`, `iter::Once`
[INFO] [stderr]  --> src/mcst/node.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     iter::Once,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 5 |     sync::{Arc, Mutex, RwLock, Weak},
[INFO] [stderr]   |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]    --> src/mcst/node.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |     use std::borrow::BorrowMut;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Write`
[INFO] [stderr]  --> src/mcst/playout.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::game::result::GameResult`
[INFO] [stderr]  --> src/mcst/record.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::game::result::GameResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ArcNode`, `NodeContent`
[INFO] [stderr]    --> src/mcst/mod.rs:291:20
[INFO] [stderr]     |
[INFO] [stderr] 291 |             node::{ArcNode, NodeContent},
[INFO] [stderr]     |                    ^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `node::Node`
[INFO] [stderr]  --> src/agent/monty.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     mcst::{node::Node, SearchTree},
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `f32::consts::E`, `self`
[INFO] [stderr]  --> src/agent/yu.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{io::{self, stdin}, f32::consts::E};
[INFO] [stderr]   |                ^^^^          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]  --> src/agent/yu.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::RngCore;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `colored::Colorize`
[INFO] [stderr]  --> src/tournament.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use colored::Colorize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/mcst/node.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn new_child(&self, index: usize, board: Board) -> Self {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]  --> src/mcst/tests.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     for i in 0..10 {
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mcst/tests.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     for i in 0..8 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mcst/tests.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     for i in 0..50 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/mcst/mod.rs:147:33
[INFO] [stderr]     |
[INFO] [stderr] 147 | ...                   for i in 0..self.simulations {
[INFO] [stderr]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mcst/mod.rs:191:33
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn expansion(&mut self, mut leaf: ArcNode) {
[INFO] [stderr]     |                                 ----^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/agent/monty.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |         for i in 0..self.iterations {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]   --> src/agent/monty.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn select_move(&mut self, board: Board) -> usize {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/agent/randy.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/agent/yu.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 Err(e) => println!("Invalid move please select another")
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/agent/yu.rs:26:31
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `m_count` is assigned to, but never used
[INFO] [stderr]   --> src/tournament.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut m_count = 0;
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_m_count` instead
[INFO] [stderr] 
[INFO] [stderr] warning: method `cell_empty` is never used
[INFO] [stderr]   --> src/game/board.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | impl Board {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn cell_empty(self, x: usize, y: usize) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_valid` is never used
[INFO] [stderr]  --> src/mcst/valid_move.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | impl<T> ValidMove<T> {
[INFO] [stderr]   | -------------------- method in this implementation
[INFO] [stderr] 9 |     pub fn is_valid(&self) -> bool {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/mcst/mod.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |         leaf.children.set(new_leaves);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 224 |         let _ = leaf.children.set(new_leaves);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/agent/yu.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             stdin().read_line(&mut entry);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 18 |             let _ = stdin().read_line(&mut entry);
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `four-monties` (bin "four-monties" test) generated 31 warnings (run `cargo fix --bin "four-monties" --tests` to apply 26 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/four_monties-ffeca84b72b25c97)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test game::board::test::check_diagonal_case_3 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_4 ... ok
[INFO] [stdout] test game::board::test::check_horizontal_case_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_br_wrapping_fails ... ok
[INFO] [stdout] test game::board::test::check_diagonal_valid_starting_in_bottom_corner_6 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_0 ... ok
[INFO] [stdout] test game::board::test::check_vertical_above_4th_row_but_missing_a_position ... ok
[INFO] [stdout] test game::board::test::check_vertical_below_4th_row_fails ... ok
[INFO] [stdout] test game::board::test::check_vertical_valid_win ... ok
[INFO] [stdout] test game::board::test::check_vertical_win_with_noise ... ok
[INFO] [stdout] test game::board::test::update_winner_move_leading_to_draw ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_1 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_2 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_valid_starting_in_bottom_corner_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_br_not_on_file_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_bl_not_on_file_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_bl_wrapping_fails ... ok
[INFO] [stdout] test game::board::test::check_horizontal_case_1 ... ok
[INFO] [stdout] test mcst::node::test::find_child_on_root_returns_root ... ok
[INFO] [stdout] test mcst::test::insert_to_tree_root ... ok
[INFO] [stdout] test game::board::test::check_horizontal_valid_win ... ok
[INFO] [stdout] test game::board::test::check_horizontal_no_wrapping_wins ... ok
[INFO] [stdout] test game::board::test::check_horizontal_only_win_on_left_side ... ok
[INFO] [stdout] test mcst::tests::winning_move_possible ... ok
[INFO] [stdout] test mcst::tests::opponent_can_win_next_move_should_but_so_can_player_should_win ... ok
[INFO] [stdout] test mcst::tests::opponent_can_win_next_move_should_block ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- mcst::tests::opponent_can_win_next_move_should_block stdout ----
[INFO] [stdout] State winner: None
[INFO] [stdout] Option 0: 30\40 - Some(Win(Yellow))
[INFO] [stdout] Option 1: 102\180 - Some(Win(Yellow))
[INFO] [stdout] Option 2: 2\5 - None
[INFO] [stdout] Option 3: 3\5 - None
[INFO] [stdout] Option 4: 2\5 - None
[INFO] [stdout] Option 5: 27\40 - Some(Win(Yellow))
[INFO] [stdout] Option 6: 2\5 - None
[INFO] [stdout] Expected move: 2
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] 00XX000
[INFO] [stdout] thread 'mcst::tests::opponent_can_win_next_move_should_block' panicked at src/mcst/tests.rs:36:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 2
[INFO] [stdout]  right: 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x557670b58186 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x557670b58186 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x557670b58186 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x557670b58186 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x557670b816d0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x557670b816d0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x557670b55bef - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x557670b57f64 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x557670b57f64 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x557670b59cd7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x557670b599bd - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x557670adec37 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x557670adec37 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x557670b5a2f6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x557670b5a2f6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x557670b5a042 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x557670b58686 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x557670b59da0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x557670a99135 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x557670a9956b - core::panicking::assert_failed_inner::hbf94b40c37b92af0
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x557670b1f1fe - core::panicking::assert_failed::hd9c78540f5614b91
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x557670aa9fc8 - four_monties::mcst::tests::opponent_can_win_next_move_should_block::h540547bb6c431e24
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mcst/tests.rs:36:5
[INFO] [stdout]   22:     0x557670aa9d47 - four_monties::mcst::tests::opponent_can_win_next_move_should_block::{{closure}}::h942a3c1d65d55ca8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mcst/tests.rs:20:49
[INFO] [stdout]   23:     0x557670a9a496 - core::ops::function::FnOnce::call_once::h926f98427683daaa
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x557670ae450f - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x557670ae450f - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x557670ae3291 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x557670ae3291 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x557670ae3291 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x557670ae3291 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x557670ae3291 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x557670ae3291 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x557670ae3291 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x557670aaa5c6 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x557670aaa5c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x557670aaf627 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x557670aaf627 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x557670aaf627 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x557670aaf627 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x557670aaf627 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x557670aaf627 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x557670aaf627 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x557670b5eda5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x557670b5eda5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x557670b5eda5 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7fe383c16ac3 - <unknown>
[INFO] [stdout]   46:     0x7fe383ca7bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     mcst::tests::opponent_can_win_next_move_should_block
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 25 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin four-monties`
[INFO] running `Command { std: "docker" "inspect" "66b7a367fce091b7b0a5acbafa11d2b8f25aff84ba7f49cadac827cfd4a1e3b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b7a367fce091b7b0a5acbafa11d2b8f25aff84ba7f49cadac827cfd4a1e3b6", kill_on_drop: false }`
[INFO] [stdout] 66b7a367fce091b7b0a5acbafa11d2b8f25aff84ba7f49cadac827cfd4a1e3b6
[INFO] testing gregpennefather/four-monties against beta-2024-02-10 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregpennefather%2Ffour-monties" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gregpennefather/four-monties on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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-5-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" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9acec291818f5b9e378780b029b9b1201669fd3c9e312ca2c5d43e1c3f216351
[INFO] running `Command { std: "docker" "start" "-a" "9acec291818f5b9e378780b029b9b1201669fd3c9e312ca2c5d43e1c3f216351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9acec291818f5b9e378780b029b9b1201669fd3c9e312ca2c5d43e1c3f216351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9acec291818f5b9e378780b029b9b1201669fd3c9e312ca2c5d43e1c3f216351", kill_on_drop: false }`
[INFO] [stdout] 9acec291818f5b9e378780b029b9b1201669fd3c9e312ca2c5d43e1c3f216351
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5081cadea7f53d0c2b2748ae9db64487a23abae5c757934750f5765a5b040db
[INFO] running `Command { std: "docker" "start" "-a" "d5081cadea7f53d0c2b2748ae9db64487a23abae5c757934750f5765a5b040db", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[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 cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling unsafe-any-ors v1.0.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.59
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling typemap-ors v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling arc-swap v1.6.0
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling thread-id v4.2.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling chrono v0.4.31
[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]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling log4rs v1.2.0
[INFO] [stderr]    Compiling four-monties v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::default`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::default;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WIDTH`, `mcst::SearchTree`, `randy::Randy`, `result::GameResult`, `yu::Yu`
[INFO] [stdout]  --> src/main.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 |         board::{Board, WIDTH},
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout] 6 |         result::GameResult, player::Player,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     },
[INFO] [stdout] 8 |     agent::{monty::Monty, randy::Randy, yu::Yu},
[INFO] [stdout]   |                           ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 9 |     tournament::Tournament, mcst::SearchTree,
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rand::RngCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `E`, `RwLock`
[INFO] [stdout]  --> src/mcst/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     f32::consts::{E, SQRT_2},
[INFO] [stdout]   |                   ^
[INFO] [stdout] 3 |     sync::{Arc, RwLock},
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/mcst/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex`, `iter::Once`
[INFO] [stdout]  --> src/mcst/node.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     iter::Once,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 5 |     sync::{Arc, Mutex, RwLock, Weak},
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> src/mcst/playout.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::game::result::GameResult`
[INFO] [stdout]  --> src/mcst/record.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::game::result::GameResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `game::board::Board`, `mcst::SearchTree`
[INFO] [stdout]  --> src/mcst/tests.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{game::board::Board, mcst::SearchTree};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `node::Node`
[INFO] [stdout]  --> src/agent/monty.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     mcst::{node::Node, SearchTree},
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `f32::consts::E`, `self`
[INFO] [stdout]  --> src/agent/yu.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io::{self, stdin}, f32::consts::E};
[INFO] [stdout]   |                ^^^^          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/agent/yu.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::Colorize`
[INFO] [stdout]  --> src/tournament.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use colored::Colorize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/mcst/node.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     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:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   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: variable does not need to be mutable
[INFO] [stdout]    --> src/mcst/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn expansion(&mut self, mut leaf: ArcNode) {
[INFO] [stdout]     |                                 ----^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 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:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |     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:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |         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:63:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl SearchTree {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     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:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         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] 224 |         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:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             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] 18 |             let _ = stdin().read_line(&mut entry);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.54s
[INFO] running `Command { std: "docker" "inspect" "d5081cadea7f53d0c2b2748ae9db64487a23abae5c757934750f5765a5b040db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5081cadea7f53d0c2b2748ae9db64487a23abae5c757934750f5765a5b040db", kill_on_drop: false }`
[INFO] [stdout] d5081cadea7f53d0c2b2748ae9db64487a23abae5c757934750f5765a5b040db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67dfc89087ca78c19e23bbf6e54fe0ba3194a659fe885e6c570b3dd4ee1fe5ee
[INFO] running `Command { std: "docker" "start" "-a" "67dfc89087ca78c19e23bbf6e54fe0ba3194a659fe885e6c570b3dd4ee1fe5ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling four-monties v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::default`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::default;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WIDTH`, `mcst::SearchTree`, `randy::Randy`, `result::GameResult`, `yu::Yu`
[INFO] [stdout]  --> src/main.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 |         board::{Board, WIDTH},
[INFO] [stdout]   |                        ^^^^^
[INFO] [stdout] 6 |         result::GameResult, player::Player,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |     },
[INFO] [stdout] 8 |     agent::{monty::Monty, randy::Randy, yu::Yu},
[INFO] [stdout]   |                           ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 9 |     tournament::Tournament, mcst::SearchTree,
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rand::RngCore;
[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 imports: `E`, `RwLock`
[INFO] [stdout]  --> src/mcst/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     f32::consts::{E, SQRT_2},
[INFO] [stdout]   |                   ^
[INFO] [stdout] 3 |     sync::{Arc, RwLock},
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/mcst/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mutex`, `iter::Once`
[INFO] [stdout]  --> src/mcst/node.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     iter::Once,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 5 |     sync::{Arc, Mutex, RwLock, Weak},
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]    --> src/mcst/node.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use std::borrow::BorrowMut;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]  --> src/mcst/playout.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::game::result::GameResult`
[INFO] [stdout]  --> src/mcst/record.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::game::result::GameResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArcNode`, `NodeContent`
[INFO] [stdout]    --> src/mcst/mod.rs:291:20
[INFO] [stdout]     |
[INFO] [stdout] 291 |             node::{ArcNode, NodeContent},
[INFO] [stdout]     |                    ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `node::Node`
[INFO] [stdout]  --> src/agent/monty.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     mcst::{node::Node, SearchTree},
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `f32::consts::E`, `self`
[INFO] [stdout]  --> src/agent/yu.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{io::{self, stdin}, f32::consts::E};
[INFO] [stdout]   |                ^^^^          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::RngCore`
[INFO] [stdout]  --> src/agent/yu.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::Colorize`
[INFO] [stdout]  --> src/tournament.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use colored::Colorize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/mcst/node.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     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/tests.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     for i in 0..10 {
[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/mcst/tests.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     for i in 0..8 {
[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/mcst/tests.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     for i in 0..50 {
[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/mcst/mod.rs:147:33
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   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: variable does not need to be mutable
[INFO] [stdout]    --> src/mcst/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn expansion(&mut self, mut leaf: ArcNode) {
[INFO] [stdout]     |                                 ----^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 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:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |     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:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut m_count = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_m_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cell_empty` is never used
[INFO] [stdout]   --> src/game/board.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl Board {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn cell_empty(self, x: usize, y: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         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] 224 |         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:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             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] 18 |             let _ = stdin().read_line(&mut entry);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "67dfc89087ca78c19e23bbf6e54fe0ba3194a659fe885e6c570b3dd4ee1fe5ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67dfc89087ca78c19e23bbf6e54fe0ba3194a659fe885e6c570b3dd4ee1fe5ee", kill_on_drop: false }`
[INFO] [stdout] 67dfc89087ca78c19e23bbf6e54fe0ba3194a659fe885e6c570b3dd4ee1fe5ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b38305ce3fcbeff94d8677f92aca9b7d80726834d3134bace33b403c94a99166
[INFO] running `Command { std: "docker" "start" "-a" "b38305ce3fcbeff94d8677f92aca9b7d80726834d3134bace33b403c94a99166", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::default`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::default;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `WIDTH`, `mcst::SearchTree`, `randy::Randy`, `result::GameResult`, `yu::Yu`
[INFO] [stderr]  --> src/main.rs:5:24
[INFO] [stderr]   |
[INFO] [stderr] 5 |         board::{Board, WIDTH},
[INFO] [stderr]   |                        ^^^^^
[INFO] [stderr] 6 |         result::GameResult, player::Player,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |     },
[INFO] [stderr] 8 |     agent::{monty::Monty, randy::Randy, yu::Yu},
[INFO] [stderr]   |                           ^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr] 9 |     tournament::Tournament, mcst::SearchTree,
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use rand::RngCore;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/game/board.rs:258:36
[INFO] [stderr]     |
[INFO] [stderr] 258 |         assert!(check_vertical(bb, (file + WIDTH * 3)))
[INFO] [stderr]     |                                    ^                ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 258 -         assert!(check_vertical(bb, (file + WIDTH * 3)))
[INFO] [stderr] 258 +         assert!(check_vertical(bb, file + WIDTH * 3))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `E`, `RwLock`
[INFO] [stderr]  --> src/mcst/mod.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 |     f32::consts::{E, SQRT_2},
[INFO] [stderr]   |                   ^
[INFO] [stderr] 3 |     sync::{Arc, RwLock},
[INFO] [stderr]   |                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]  --> src/mcst/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::RngCore;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Mutex`, `iter::Once`
[INFO] [stderr]  --> src/mcst/node.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     iter::Once,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 5 |     sync::{Arc, Mutex, RwLock, Weak},
[INFO] [stderr]   |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]    --> src/mcst/node.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |     use std::borrow::BorrowMut;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Write`
[INFO] [stderr]  --> src/mcst/playout.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::game::result::GameResult`
[INFO] [stderr]  --> src/mcst/record.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::game::result::GameResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ArcNode`, `NodeContent`
[INFO] [stderr]    --> src/mcst/mod.rs:291:20
[INFO] [stderr]     |
[INFO] [stderr] 291 |             node::{ArcNode, NodeContent},
[INFO] [stderr]     |                    ^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `node::Node`
[INFO] [stderr]  --> src/agent/monty.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     mcst::{node::Node, SearchTree},
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `f32::consts::E`, `self`
[INFO] [stderr]  --> src/agent/yu.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{io::{self, stdin}, f32::consts::E};
[INFO] [stderr]   |                ^^^^          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::RngCore`
[INFO] [stderr]  --> src/agent/yu.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::RngCore;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `colored::Colorize`
[INFO] [stderr]  --> src/tournament.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use colored::Colorize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/mcst/node.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn new_child(&self, index: usize, board: Board) -> Self {
[INFO] [stderr]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]  --> src/mcst/tests.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     for i in 0..10 {
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mcst/tests.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     for i in 0..8 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mcst/tests.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     for i in 0..50 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/mcst/mod.rs:147:33
[INFO] [stderr]     |
[INFO] [stderr] 147 | ...                   for i in 0..self.simulations {
[INFO] [stderr]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mcst/mod.rs:191:33
[INFO] [stderr]     |
[INFO] [stderr] 191 |     pub fn expansion(&mut self, mut leaf: ArcNode) {
[INFO] [stderr]     |                                 ----^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/agent/monty.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |         for i in 0..self.iterations {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `board`
[INFO] [stderr]   --> src/agent/monty.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn select_move(&mut self, board: Board) -> usize {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/agent/randy.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/agent/yu.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 Err(e) => println!("Invalid move please select another")
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/agent/yu.rs:26:31
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn record_move(&mut self, index: usize, board: Board) -> crate::game::board::Board {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `m_count` is assigned to, but never used
[INFO] [stderr]   --> src/tournament.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut m_count = 0;
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_m_count` instead
[INFO] [stderr] 
[INFO] [stderr] warning: method `cell_empty` is never used
[INFO] [stderr]   --> src/game/board.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | impl Board {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn cell_empty(self, x: usize, y: usize) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_valid` is never used
[INFO] [stderr]  --> src/mcst/valid_move.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | impl<T> ValidMove<T> {
[INFO] [stderr]   | -------------------- method in this implementation
[INFO] [stderr] 9 |     pub fn is_valid(&self) -> bool {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/mcst/mod.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |         leaf.children.set(new_leaves);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 224 |         let _ = leaf.children.set(new_leaves);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/agent/yu.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             stdin().read_line(&mut entry);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 18 |             let _ = stdin().read_line(&mut entry);
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `four-monties` (bin "four-monties" test) generated 31 warnings (run `cargo fix --bin "four-monties" --tests` to apply 26 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/four_monties-5a071b883e2068ba)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test game::board::test::check_diagonal_br_wrapping_fails ... ok
[INFO] [stdout] test game::board::test::check_diagonal_bl_not_on_file_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_br_not_on_file_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_bl_wrapping_fails ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_1 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_2 ... ok
[INFO] [stdout] test game::board::test::check_horizontal_valid_win ... ok
[INFO] [stdout] test mcst::node::test::find_child_on_root_returns_root ... ok
[INFO] [stdout] test mcst::test::insert_to_tree_root ... ok
[INFO] [stdout] test game::board::test::check_vertical_win_with_noise ... ok
[INFO] [stdout] test game::board::test::check_vertical_valid_win ... ok
[INFO] [stdout] test game::board::test::update_winner_move_leading_to_draw ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_4 ... ok
[INFO] [stdout] test game::board::test::check_vertical_below_4th_row_fails ... ok
[INFO] [stdout] test game::board::test::check_diagonal_case_3 ... ok
[INFO] [stdout] test game::board::test::check_horizontal_case_1 ... ok
[INFO] [stdout] test game::board::test::check_vertical_above_4th_row_but_missing_a_position ... ok
[INFO] [stdout] test game::board::test::check_diagonal_valid_starting_in_bottom_corner_0 ... ok
[INFO] [stdout] test game::board::test::check_diagonal_valid_starting_in_bottom_corner_6 ... ok
[INFO] [stdout] test game::board::test::check_horizontal_only_win_on_left_side ... ok
[INFO] [stdout] test game::board::test::check_horizontal_no_wrapping_wins ... ok
[INFO] [stdout] test game::board::test::check_horizontal_case_0 ... ok
[INFO] [stdout] test mcst::tests::winning_move_possible ... ok
[INFO] [stdout] test mcst::tests::opponent_can_win_next_move_should_but_so_can_player_should_win ... ok
[INFO] [stdout] test mcst::tests::opponent_can_win_next_move_should_block ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- mcst::tests::opponent_can_win_next_move_should_block stdout ----
[INFO] [stdout] State winner: None
[INFO] [stdout] Option 0: 33\40 - Some(Win(Yellow))
[INFO] [stdout] Option 1: 1\5 - None
[INFO] [stdout] Option 2: 2\5 - None
[INFO] [stdout] Option 3: 2\5 - None
[INFO] [stdout] Option 4: 58\110 - Some(Win(Yellow))
[INFO] [stdout] Option 5: 26\40 - Some(Win(Yellow))
[INFO] [stdout] Option 6: 35\75 - Some(Win(Yellow))
[INFO] [stdout] Expected move: 1
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] XXXXXXX
[INFO] [stdout] 00XX000
[INFO] [stdout] thread 'mcst::tests::opponent_can_win_next_move_should_block' panicked at src/mcst/tests.rs:36:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 1
[INFO] [stdout]  right: 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55648a31e4c6 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55648a31e4c6 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55648a31e4c6 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55648a31e4c6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55648a347840 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55648a347840 - core::fmt::write::h873f89a91a4832db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55648a31bd1f - std::io::Write::write_fmt::h90f651e9e694a4bb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stdout]    7:     0x55648a31e2a4 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55648a31e2a4 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55648a320017 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stdout]   10:     0x55648a31fcfd - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55648a2a4527 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h20f7887d7cd0a330
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55648a2a4527 - test::test_main::{{closure}}::hc125a615957b5cb1
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55648a320636 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c19e0590f8443c4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55648a320636 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:785:13
[INFO] [stdout]   15:     0x55648a320382 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:659:13
[INFO] [stdout]   16:     0x55648a31e9c6 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55648a3200d4 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stdout]   18:     0x55648a25ebc5 - core::panicking::panic_fmt::h29b6f262f6458dc3
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55648a25effb - core::panicking::assert_failed_inner::h2c4dd574e44796db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x55648a2e516e - core::panicking::assert_failed::hb3871673c0fc3eb4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x55648a26fd58 - four_monties::mcst::tests::opponent_can_win_next_move_should_block::h4e4552b410b0fd7b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mcst/tests.rs:36:5
[INFO] [stdout]   22:     0x55648a26fad7 - four_monties::mcst::tests::opponent_can_win_next_move_should_block::{{closure}}::h2502118ffffa5989
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mcst/tests.rs:20:49
[INFO] [stdout]   23:     0x55648a260016 - core::ops::function::FnOnce::call_once::h11914c38c2326548
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55648a2aa11f - core::ops::function::FnOnce::call_once::h692fe6f34484199f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55648a2aa11f - test::__rust_begin_short_backtrace::h48b62e76bd60e2de
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:621:18
[INFO] [stdout]   26:     0x55648a2a8f41 - test::run_test_in_process::{{closure}}::h1c68597526ef43db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:60
[INFO] [stdout]   27:     0x55648a2a8f41 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hcae98092997f976b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55648a2a8f41 - std::panicking::try::do_call::h8d1548c2f5bb535a
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   29:     0x55648a2a8f41 - std::panicking::try::hbb7a2054f484688e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   30:     0x55648a2a8f41 - std::panic::catch_unwind::h696d12d9d80497c2
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x55648a2a8f41 - test::run_test_in_process::h053367a7217c825b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:27
[INFO] [stdout]   32:     0x55648a2a8f41 - test::run_test::{{closure}}::hfa524e9fabcba78e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:567:43
[INFO] [stdout]   33:     0x55648a2703a6 - test::run_test::{{closure}}::h2c4d0bb741ef7f9f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:595:41
[INFO] [stdout]   34:     0x55648a2703a6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d2c708415550075
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x55648a275367 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h76e2635840d7293f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x55648a275367 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haa640b67a810a214
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55648a275367 - std::panicking::try::do_call::h41892e3bc2807ab5
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   38:     0x55648a275367 - std::panicking::try::h861a16d180681c80
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   39:     0x55648a275367 - std::panic::catch_unwind::h8195f9064b1509fa
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x55648a275367 - std::thread::Builder::spawn_unchecked_::{{closure}}::h73cc419da1217371
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x55648a275367 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h79dc6499ff073b09
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55648a3249d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha718e8cdc51a5182
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x55648a3249d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h86072abc877c5474
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55648a3249d5 - std::sys::pal::unix::thread::Thread::new::thread_start::hac4056197c365894
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f2cdc51dac3 - <unknown>
[INFO] [stdout]   46:     0x7f2cdc5aebf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     mcst::tests::opponent_can_win_next_move_should_block
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 25 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin four-monties`
[INFO] running `Command { std: "docker" "inspect" "b38305ce3fcbeff94d8677f92aca9b7d80726834d3134bace33b403c94a99166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38305ce3fcbeff94d8677f92aca9b7d80726834d3134bace33b403c94a99166", kill_on_drop: false }`
[INFO] [stdout] b38305ce3fcbeff94d8677f92aca9b7d80726834d3134bace33b403c94a99166
