[INFO] cloning repository https://github.com/LukeRichardson-dev/chess_engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LukeRichardson-dev/chess_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukeRichardson-dev%2Fchess_engine", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9aa69ed24087d70523cc427e7a6ae39881d36544
[INFO] checking LukeRichardson-dev/chess_engine against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukeRichardson-dev%2Fchess_engine" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
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[INFO] started tweaking git repo https://github.com/LukeRichardson-dev/chess_engine
[INFO] finished tweaking git repo https://github.com/LukeRichardson-dev/chess_engine
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[INFO] validating manifest of git repo https://github.com/LukeRichardson-dev/chess_engine on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LukeRichardson-dev/chess_engine 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4b61de76dcc5ccc7cf04bf083acd9da387be06e3b96d5314b836995b904e5c3
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[INFO] [stdout] ca03c5240d78d03efa2074a5410d88c9389f6de616b4228c11547ddc62e5bed9
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[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
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[INFO] [stderr]    Compiling version_check v0.9.4
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[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling cozy-chess-types v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.70
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[INFO] [stderr]    Compiling num-traits v0.2.15
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[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking num_cpus v1.15.0
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[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling cozy-chess v0.3.2
[INFO] [stderr]     Checking thread-tree v0.3.3
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[INFO] [stderr]     Checking rand v0.8.5
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[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/engine.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::neural_net::Layer`
[INFO] [stdout]  --> src/engine.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::neural_net::Layer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board` and `GameStatus`
[INFO] [stdout]  --> src/engine.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cozy_chess::{Board, GameStatus};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Move`, and `Piece`
[INFO] [stdout]  --> src/engine.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cozy_chess_types::{Color, Piece, Move};
[INFO] [stdout]   |                        ^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> src/engine.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string::ParseError`
[INFO] [stdout]  --> src/engine/tools.rs:1:78
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::{RefCell, RefMut}, collections::{HashMap, VecDeque}, rc::Rc, string::ParseError};
[INFO] [stdout]   |                                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/engine.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::neural_net::Layer`
[INFO] [stdout]  --> src/engine.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::neural_net::Layer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board` and `GameStatus`
[INFO] [stdout]  --> src/engine.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cozy_chess::{Board, GameStatus};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Move`, and `Piece`
[INFO] [stdout]  --> src/engine.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cozy_chess_types::{Color, Piece, Move};
[INFO] [stdout]   |                        ^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> src/engine.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string::ParseError`
[INFO] [stdout]  --> src/engine/tools.rs:1:78
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::{RefCell, RefMut}, collections::{HashMap, VecDeque}, rc::Rc, string::ParseError};
[INFO] [stdout]   |                                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GamePrediction` is never used
[INFO] [stdout]   --> src/engine/tools.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum GamePrediction {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LN_HALF` is never used
[INFO] [stdout]  --> src/neural_net.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static LN_HALF: f32 = -0.69314718056;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GamePrediction` is never used
[INFO] [stdout]   --> src/engine/tools.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum GamePrediction {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LN_HALF` is never used
[INFO] [stdout]  --> src/neural_net.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static LN_HALF: f32 = -0.69314718056;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chess::ChessState`
[INFO] [stdout]  --> src/trainer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chess::ChessState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tools::Analysis`
[INFO] [stdout]  --> src/trainer.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{database::Instance, engine::{tools::Analysis, ai::Thod}};
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/engine.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::neural_net::Layer`
[INFO] [stdout]  --> src/engine.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::neural_net::Layer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board` and `GameStatus`
[INFO] [stdout]  --> src/engine.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cozy_chess::{Board, GameStatus};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Move`, and `Piece`
[INFO] [stdout]  --> src/engine.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cozy_chess_types::{Color, Piece, Move};
[INFO] [stdout]   |                        ^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> src/engine.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string::ParseError`
[INFO] [stdout]  --> src/engine/tools.rs:1:78
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::{RefCell, RefMut}, collections::{HashMap, VecDeque}, rc::Rc, string::ParseError};
[INFO] [stdout]   |                                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Analysis`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use engine::tools::{Analysis, Tools};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IteratorRandom`
[INFO] [stdout]  --> src/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::{seq::{IteratorRandom}, random};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/engine.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::neural_net::Layer`
[INFO] [stdout]  --> src/engine.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::neural_net::Layer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board` and `GameStatus`
[INFO] [stdout]  --> src/engine.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cozy_chess::{Board, GameStatus};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Move`, and `Piece`
[INFO] [stdout]  --> src/engine.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cozy_chess_types::{Color, Piece, Move};
[INFO] [stdout]   |                        ^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> src/engine.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string::ParseError`
[INFO] [stdout]  --> src/engine/tools.rs:1:78
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::{RefCell, RefMut}, collections::{HashMap, VecDeque}, rc::Rc, string::ParseError};
[INFO] [stdout]   |                                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chess::ChessState`
[INFO] [stdout]  --> src/trainer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chess::ChessState;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tools::Analysis`
[INFO] [stdout]  --> src/trainer.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{database::Instance, engine::{tools::Analysis, ai::Thod}};
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/engine.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::neural_net::Layer`
[INFO] [stdout]  --> src/engine.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::neural_net::Layer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board` and `GameStatus`
[INFO] [stdout]  --> src/engine.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cozy_chess::{Board, GameStatus};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Move`, and `Piece`
[INFO] [stdout]  --> src/engine.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cozy_chess_types::{Color, Piece, Move};
[INFO] [stdout]   |                        ^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> src/engine.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string::ParseError`
[INFO] [stdout]  --> src/engine/tools.rs:1:78
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::{RefCell, RefMut}, collections::{HashMap, VecDeque}, rc::Rc, string::ParseError};
[INFO] [stdout]   |                                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Analysis`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use engine::tools::{Analysis, Tools};
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IteratorRandom`
[INFO] [stdout]  --> src/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::{seq::{IteratorRandom}, random};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/engine.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::neural_net::Layer`
[INFO] [stdout]  --> src/engine.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::neural_net::Layer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board` and `GameStatus`
[INFO] [stdout]  --> src/engine.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cozy_chess::{Board, GameStatus};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Move`, and `Piece`
[INFO] [stdout]  --> src/engine.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cozy_chess_types::{Color, Piece, Move};
[INFO] [stdout]   |                        ^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> src/engine.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `string::ParseError`
[INFO] [stdout]  --> src/engine/tools.rs:1:78
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::{RefCell, RefMut}, collections::{HashMap, VecDeque}, rc::Rc, string::ParseError};
[INFO] [stdout]   |                                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RandTool` is never constructed
[INFO] [stdout]   --> src/main.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct RandTool;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LN_HALF` is never used
[INFO] [stdout]  --> src/neural_net.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static LN_HALF: f32 = -0.69314718056;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `apply` is never used
[INFO] [stdout]   --> src/neural_net.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl Cost {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 62 |     pub fn apply(&self, p: &Array1<f32>, y: &Array1<f32>) -> Array1<f32> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/neural_net.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl Layer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 87 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]    --> src/neural_net.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub fn test() {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_shape_linear` is never used
[INFO] [stdout]   --> src/engine/ai.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Thod {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn from_shape_linear(pol: Vec<usize>, val: Vec<usize>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GamePrediction` is never used
[INFO] [stdout]   --> src/engine/tools.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum GamePrediction {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Candidate` is never constructed
[INFO] [stdout]   --> src/engine/tools.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Candidate(CandidateState);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CandidateState` is never used
[INFO] [stdout]   --> src/engine/tools.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum CandidateState {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_board`, `analysis`, and `take` are never used
[INFO] [stdout]   --> src/engine/tools.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Candidate {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 32 |     pub fn from_board(board: Board) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn analysis<'a>(&'a mut self) -> RefMut<'a, Analysis> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn take(self) -> Analysis {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Analysis` is never constructed
[INFO] [stdout]   --> src/engine/tools.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct Analysis {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/engine/tools.rs:67:12
[INFO] [stdout]     |
[INFO] [stdout]  66 | impl Analysis {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  67 |     pub fn from_state(state: ChessState) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  77 |     pub fn ucb(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  82 |     fn exploit(&self) -> f32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  89 |     fn explore(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub fn argmax<'a>(&'a mut self, c: f32) -> RefMut<'a, Analysis> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn advance(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn eval(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn show_board(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn simulate<T: Tools>(&mut self, tools: &T, depth: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     pub fn rollout<T: Tools>(&mut self, tools: &T, depth: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn probabilities<T: Tools>(&mut self, tools: &T) -> Vec<f32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `game::Game`
[INFO] [stdout]  --> src/trainer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use game::Game;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `game::Game`
[INFO] [stdout]  --> src/trainer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use game::Game;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_shape_linear` is never used
[INFO] [stdout]   --> src/engine/ai.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Thod {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn from_shape_linear(pol: Vec<usize>, val: Vec<usize>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GamePrediction` is never used
[INFO] [stdout]   --> src/engine/tools.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum GamePrediction {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Candidate` is never constructed
[INFO] [stdout]   --> src/engine/tools.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Candidate(CandidateState);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CandidateState` is never used
[INFO] [stdout]   --> src/engine/tools.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum CandidateState {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_board`, `analysis`, and `take` are never used
[INFO] [stdout]   --> src/engine/tools.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Candidate {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 32 |     pub fn from_board(board: Board) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn analysis<'a>(&'a mut self) -> RefMut<'a, Analysis> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn take(self) -> Analysis {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Analysis` is never constructed
[INFO] [stdout]   --> src/engine/tools.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct Analysis {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/engine/tools.rs:67:12
[INFO] [stdout]     |
[INFO] [stdout]  66 | impl Analysis {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  67 |     pub fn from_state(state: ChessState) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  77 |     pub fn ucb(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  82 |     fn exploit(&self) -> f32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  89 |     fn explore(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub fn argmax<'a>(&'a mut self, c: f32) -> RefMut<'a, Analysis> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn advance(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn eval(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn show_board(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn simulate<T: Tools>(&mut self, tools: &T, depth: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     pub fn rollout<T: Tools>(&mut self, tools: &T, depth: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn probabilities<T: Tools>(&mut self, tools: &T) -> Vec<f32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AccumulativeAnalysis` is never constructed
[INFO] [stdout]    --> src/engine/tools.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub struct AccumulativeAnalysis {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/engine/tools.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl AccumulativeAnalysis {
[INFO] [stdout]     | ------------------------- associated items in this implementation
[INFO] [stdout] 182 |     fn with_positions(positions: HashMap<u64, Rc<RefCell<PositionAnalysis>>>) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn from_position(state: ChessState) -> Result<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     fn add_to_pool(&mut self, (hash, state): (u64, ChessState)) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 |     pub fn try_get_analysis<'a>(&'a mut self, hash: &u64) -> Option<Rc<RefCell<PositionAnalysis>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 223 |     pub fn mcts<T: Tools>(&mut self, hash: u64, tools: &T, c: f32, depth: usize) -> Option<()> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |     pub fn training_data<'a>(&'a self, threshold: usize) -> impl Iterator<Item = (f32, Array1<f32>)> + 'a {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn random_hash(&self) -> u64 {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PositionAnalysis` is never constructed
[INFO] [stdout]    --> src/engine/tools.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct PositionAnalysis {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/engine/tools.rs:258:8
[INFO] [stdout]     |
[INFO] [stdout] 257 | impl PositionAnalysis {
[INFO] [stdout]     | --------------------- associated items in this implementation
[INFO] [stdout] 258 |     fn from_state(state: ChessState) -> (Self, Vec<(u64, ChessState)>) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 274 |     pub fn exploit(&self) -> f32 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     fn explore(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 285 |     pub fn ucb(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 290 |     pub fn policy<T: Tools>(&self, tools: &T) -> f32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 301 |     pub fn value<T: Tools>(&self, tools: &T) -> f32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 312 |     pub fn visited(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 316 |     pub fn search<T: Tools>(&self, cache: &mut AccumulativeAnalysis, tools: &T, c: f32, q: &mut VecDeque<Rc<RefCell<PositionAnalysi...
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 337 |     pub fn rollout<T: Tools>(&self, cache: &mut AccumulativeAnalysis, tools: &T, depth: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 380 |     fn side(&self) -> Color {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 384 |     pub fn increment(&mut self, score: f32) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 392 |     pub fn mcts<T: Tools>(&mut self, cache: &mut AccumulativeAnalysis, tools: &T, c: f32, depth: usize) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 400 |     pub fn p(&mut self, cache: &mut AccumulativeAnalysis) -> Vec<f32> {
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout] 407 |     pub fn children(&self) -> Vec<u64> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 411 |     pub fn moves(&self) -> Vec<Move> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 415 |     pub fn state(&self) -> ChessState {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `moves` is never used
[INFO] [stdout]   --> src/chess.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ChessState {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 14 |     pub fn moves(&self) -> Vec<Move> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `branch` is never used
[INFO] [stdout]  --> src/game.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Game: Hash {
[INFO] [stdout]   |           ---- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 7 |     fn branch(&self) -> Vec<Self::Children>;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LN_HALF` is never used
[INFO] [stdout]  --> src/neural_net.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static LN_HALF: f32 = -0.69314718056;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `apply` is never used
[INFO] [stdout]   --> src/neural_net.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl Cost {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 62 |     pub fn apply(&self, p: &Array1<f32>, y: &Array1<f32>) -> Array1<f32> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/neural_net.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl Layer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 87 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]    --> src/neural_net.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub fn test() {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_shape_linear` is never used
[INFO] [stdout]   --> src/engine/ai.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Thod {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn from_shape_linear(pol: Vec<usize>, val: Vec<usize>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GamePrediction` is never used
[INFO] [stdout]   --> src/engine/tools.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum GamePrediction {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Candidate` is never constructed
[INFO] [stdout]   --> src/engine/tools.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Candidate(CandidateState);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CandidateState` is never used
[INFO] [stdout]   --> src/engine/tools.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum CandidateState {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_board`, `analysis`, and `take` are never used
[INFO] [stdout]   --> src/engine/tools.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Candidate {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 32 |     pub fn from_board(board: Board) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn analysis<'a>(&'a mut self) -> RefMut<'a, Analysis> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn take(self) -> Analysis {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Analysis` is never constructed
[INFO] [stdout]   --> src/engine/tools.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct Analysis {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/engine/tools.rs:67:12
[INFO] [stdout]     |
[INFO] [stdout]  66 | impl Analysis {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  67 |     pub fn from_state(state: ChessState) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  77 |     pub fn ucb(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  82 |     fn exploit(&self) -> f32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  89 |     fn explore(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub fn argmax<'a>(&'a mut self, c: f32) -> RefMut<'a, Analysis> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn advance(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn eval(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn show_board(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn simulate<T: Tools>(&mut self, tools: &T, depth: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     pub fn rollout<T: Tools>(&mut self, tools: &T, depth: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn probabilities<T: Tools>(&mut self, tools: &T) -> Vec<f32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AccumulativeAnalysis` is never constructed
[INFO] [stdout]    --> src/engine/tools.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub struct AccumulativeAnalysis {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/engine/tools.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl AccumulativeAnalysis {
[INFO] [stdout]     | ------------------------- associated items in this implementation
[INFO] [stdout] 182 |     fn with_positions(positions: HashMap<u64, Rc<RefCell<PositionAnalysis>>>) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn from_position(state: ChessState) -> Result<Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     fn add_to_pool(&mut self, (hash, state): (u64, ChessState)) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 |     pub fn try_get_analysis<'a>(&'a mut self, hash: &u64) -> Option<Rc<RefCell<PositionAnalysis>>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 223 |     pub fn mcts<T: Tools>(&mut self, hash: u64, tools: &T, c: f32, depth: usize) -> Option<()> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 230 |     pub fn training_data<'a>(&'a self, threshold: usize) -> impl Iterator<Item = (f32, Array1<f32>)> + 'a {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn random_hash(&self) -> u64 {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PositionAnalysis` is never constructed
[INFO] [stdout]    --> src/engine/tools.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub struct PositionAnalysis {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/engine/tools.rs:258:8
[INFO] [stdout]     |
[INFO] [stdout] 257 | impl PositionAnalysis {
[INFO] [stdout]     | --------------------- associated items in this implementation
[INFO] [stdout] 258 |     fn from_state(state: ChessState) -> (Self, Vec<(u64, ChessState)>) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 274 |     pub fn exploit(&self) -> f32 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 281 |     fn explore(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 285 |     pub fn ucb(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 290 |     pub fn policy<T: Tools>(&self, tools: &T) -> f32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 301 |     pub fn value<T: Tools>(&self, tools: &T) -> f32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 312 |     pub fn visited(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 316 |     pub fn search<T: Tools>(&self, cache: &mut AccumulativeAnalysis, tools: &T, c: f32, q: &mut VecDeque<Rc<RefCell<PositionAnalysi...
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 337 |     pub fn rollout<T: Tools>(&self, cache: &mut AccumulativeAnalysis, tools: &T, depth: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 380 |     fn side(&self) -> Color {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 384 |     pub fn increment(&mut self, score: f32) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 392 |     pub fn mcts<T: Tools>(&mut self, cache: &mut AccumulativeAnalysis, tools: &T, c: f32, depth: usize) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 400 |     pub fn p(&mut self, cache: &mut AccumulativeAnalysis) -> Vec<f32> {
[INFO] [stdout]     |            ^
[INFO] [stdout] ...
[INFO] [stdout] 407 |     pub fn children(&self) -> Vec<u64> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 411 |     pub fn moves(&self) -> Vec<Move> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 415 |     pub fn state(&self) -> ChessState {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `moves` is never used
[INFO] [stdout]   --> src/chess.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl ChessState {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 14 |     pub fn moves(&self) -> Vec<Move> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `branch` is never used
[INFO] [stdout]  --> src/game.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Game: Hash {
[INFO] [stdout]   |           ---- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 7 |     fn branch(&self) -> Vec<Self::Children>;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LN_HALF` is never used
[INFO] [stdout]  --> src/neural_net.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static LN_HALF: f32 = -0.69314718056;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `apply` is never used
[INFO] [stdout]   --> src/neural_net.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl Cost {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 62 |     pub fn apply(&self, p: &Array1<f32>, y: &Array1<f32>) -> Array1<f32> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/neural_net.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl Layer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 87 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]    --> src/neural_net.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub fn test() {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RandTool` is never constructed
[INFO] [stdout]   --> src/main.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct RandTool;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LN_HALF` is never used
[INFO] [stdout]  --> src/neural_net.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static LN_HALF: f32 = -0.69314718056;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `apply` is never used
[INFO] [stdout]   --> src/neural_net.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl Cost {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 62 |     pub fn apply(&self, p: &Array1<f32>, y: &Array1<f32>) -> Array1<f32> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/neural_net.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl Layer {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 87 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]    --> src/neural_net.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub fn test() {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_shape_linear` is never used
[INFO] [stdout]   --> src/engine/ai.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Thod {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn from_shape_linear(pol: Vec<usize>, val: Vec<usize>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GamePrediction` is never used
[INFO] [stdout]   --> src/engine/tools.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum GamePrediction {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Candidate` is never constructed
[INFO] [stdout]   --> src/engine/tools.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Candidate(CandidateState);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CandidateState` is never used
[INFO] [stdout]   --> src/engine/tools.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum CandidateState {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_board`, `analysis`, and `take` are never used
[INFO] [stdout]   --> src/engine/tools.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Candidate {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 32 |     pub fn from_board(board: Board) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn analysis<'a>(&'a mut self) -> RefMut<'a, Analysis> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn take(self) -> Analysis {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Analysis` is never constructed
[INFO] [stdout]   --> src/engine/tools.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct Analysis {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/engine/tools.rs:67:12
[INFO] [stdout]     |
[INFO] [stdout]  66 | impl Analysis {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout]  67 |     pub fn from_state(state: ChessState) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  77 |     pub fn ucb(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  82 |     fn exploit(&self) -> f32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  89 |     fn explore(&self, n: usize, c: f32) -> f32 {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     pub fn argmax<'a>(&'a mut self, c: f32) -> RefMut<'a, Analysis> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn advance(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn eval(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn show_board(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub fn simulate<T: Tools>(&mut self, tools: &T, depth: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     pub fn rollout<T: Tools>(&mut self, tools: &T, depth: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub fn probabilities<T: Tools>(&mut self, tools: &T) -> Vec<f32> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.49s
[INFO] running `Command { std: "docker" "inspect" "ca03c5240d78d03efa2074a5410d88c9389f6de616b4228c11547ddc62e5bed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca03c5240d78d03efa2074a5410d88c9389f6de616b4228c11547ddc62e5bed9", kill_on_drop: false }`
[INFO] [stdout] ca03c5240d78d03efa2074a5410d88c9389f6de616b4228c11547ddc62e5bed9
