[INFO] cloning repository https://github.com/Rosayxy/wordle-xy-yu22
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rosayxy/wordle-xy-yu22" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRosayxy%2Fwordle-xy-yu22", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2be9870d6306e41679d275b4d42e3ca9d931ca1a
[INFO] checking Rosayxy/wordle-xy-yu22 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRosayxy%2Fwordle-xy-yu22" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Rosayxy/wordle-xy-yu22
[INFO] finished tweaking git repo https://github.com/Rosayxy/wordle-xy-yu22
[INFO] tweaked toml for git repo https://github.com/Rosayxy/wordle-xy-yu22 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Rosayxy/wordle-xy-yu22 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Rosayxy/wordle-xy-yu22 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Checking wordle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/wordle_solver.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 |     collections::{BTreeSet, HashMap},
[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: `builtin_words::ACCEPTABLE`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use builtin_words::ACCEPTABLE;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Key`, `PackType`, `Pack`, `Shortcut`, `button::Button`, `output::Output`, `window::DoubleWindow`, and `window::Window`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     button::Button,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     enums::{Color, Key, Shortcut},
[INFO] [stdout]    |             ^^^^^  ^^^  ^^^^^^^^
[INFO] [stdout] 12 |     group::{Pack, PackType},
[INFO] [stdout]    |             ^^^^  ^^^^^^^^
[INFO] [stdout] 13 |     output::Output,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     prelude::*,
[INFO] [stdout] 15 |     window::DoubleWindow,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     window::Window,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gui::MyButton`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use gui::MyButton;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `clone` and `mem`
[INFO] [stdout]   --> src/main.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::{clone, fmt, mem};
[INFO] [stdout]    |           ^^^^^       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread` and `time`
[INFO] [stdout]   --> src/main.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 | use std::{thread, time};
[INFO] [stdout]    |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/create_sets.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/create_sets.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeSet, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `clone` and `mem`
[INFO] [stdout]  --> src/create_sets.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{clone, fmt, mem};
[INFO] [stdout]   |           ^^^^^       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `create_set_from_builtin` and `create_set_from_file`
[INFO] [stdout]   --> src/main.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 | use create_sets::{create_set_from_builtin, create_set_from_file, sets_create, DictionaryError};
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/main.rs:135:42
[INFO] [stdout]     |
[INFO] [stdout] 135 |                     vec_guesses_ele.push(((c, Status::new_from_value(3))));
[INFO] [stdout]     |                                          ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 135 -                     vec_guesses_ele.push(((c, Status::new_from_value(3))));
[INFO] [stdout] 135 +                     vec_guesses_ele.push((c, Status::new_from_value(3)) );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |         if (equal_not_pos_flag == 1) {
[INFO] [stdout]     |            ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 146 -         if (equal_not_pos_flag == 1) {
[INFO] [stdout] 146 +         if equal_not_pos_flag == 1  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:168:12
[INFO] [stdout]     |
[INFO] [stdout] 168 |         if (s.parse_to_value() == 2) {
[INFO] [stdout]     |            ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 168 -         if (s.parse_to_value() == 2) {
[INFO] [stdout] 168 +         if s.parse_to_value() == 2  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:510:28
[INFO] [stdout]     |
[INFO] [stdout] 510 |                         if (ch == *c) {
[INFO] [stdout]     |                            ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 510 -                         if (ch == *c) {
[INFO] [stdout] 510 +                         if ch == *c  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:529:8
[INFO] [stdout]     |
[INFO] [stdout] 529 |     if (is_tty) {
[INFO] [stdout]     |        ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 529 -     if (is_tty) {
[INFO] [stdout] 529 +     if is_tty  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]     --> src/main.rs:1059:19
[INFO] [stdout]      |
[INFO] [stdout] 1059 |             while (read_times < 6) {
[INFO] [stdout]      |                   ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1059 -             while (read_times < 6) {
[INFO] [stdout] 1059 +             while read_times < 6  {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/wordle_solver.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 |     collections::{BTreeSet, HashMap},
[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: `builtin_words::ACCEPTABLE`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use builtin_words::ACCEPTABLE;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Key`, `PackType`, `Pack`, `Shortcut`, `button::Button`, `output::Output`, `window::DoubleWindow`, and `window::Window`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     button::Button,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     enums::{Color, Key, Shortcut},
[INFO] [stdout]    |             ^^^^^  ^^^  ^^^^^^^^
[INFO] [stdout] 12 |     group::{Pack, PackType},
[INFO] [stdout]    |             ^^^^  ^^^^^^^^
[INFO] [stdout] 13 |     output::Output,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     prelude::*,
[INFO] [stdout] 15 |     window::DoubleWindow,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     window::Window,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gui::MyButton`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use gui::MyButton;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `clone` and `mem`
[INFO] [stdout]   --> src/main.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::{clone, fmt, mem};
[INFO] [stdout]    |           ^^^^^       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread` and `time`
[INFO] [stdout]   --> src/main.rs:28:11
[INFO] [stdout]    |
[INFO] [stdout] 28 | use std::{thread, time};
[INFO] [stdout]    |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/create_sets.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/create_sets.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeSet, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `clone` and `mem`
[INFO] [stdout]  --> src/create_sets.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::{clone, fmt, mem};
[INFO] [stdout]   |           ^^^^^       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `create_set_from_builtin` and `create_set_from_file`
[INFO] [stdout]   --> src/main.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 | use create_sets::{create_set_from_builtin, create_set_from_file, sets_create, DictionaryError};
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/main.rs:135:42
[INFO] [stdout]     |
[INFO] [stdout] 135 |                     vec_guesses_ele.push(((c, Status::new_from_value(3))));
[INFO] [stdout]     |                                          ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 135 -                     vec_guesses_ele.push(((c, Status::new_from_value(3))));
[INFO] [stdout] 135 +                     vec_guesses_ele.push((c, Status::new_from_value(3)) );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |         if (equal_not_pos_flag == 1) {
[INFO] [stdout]     |            ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 146 -         if (equal_not_pos_flag == 1) {
[INFO] [stdout] 146 +         if equal_not_pos_flag == 1  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:168:12
[INFO] [stdout]     |
[INFO] [stdout] 168 |         if (s.parse_to_value() == 2) {
[INFO] [stdout]     |            ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 168 -         if (s.parse_to_value() == 2) {
[INFO] [stdout] 168 +         if s.parse_to_value() == 2  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:510:28
[INFO] [stdout]     |
[INFO] [stdout] 510 |                         if (ch == *c) {
[INFO] [stdout]     |                            ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 510 -                         if (ch == *c) {
[INFO] [stdout] 510 +                         if ch == *c  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:529:8
[INFO] [stdout]     |
[INFO] [stdout] 529 |     if (is_tty) {
[INFO] [stdout]     |        ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 529 -     if (is_tty) {
[INFO] [stdout] 529 +     if is_tty  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]     --> src/main.rs:1059:19
[INFO] [stdout]      |
[INFO] [stdout] 1059 |             while (read_times < 6) {
[INFO] [stdout]      |                   ^              ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1059 -             while (read_times < 6) {
[INFO] [stdout] 1059 +             while read_times < 6  {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ch`
[INFO] [stdout]   --> src/wordle_solver.rs:49:25
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     let ch = it[index].0;
[INFO] [stdout]    |                         ^^ help: if this is intentional, prefix it with an underscore: `_ch`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/wordle_solver.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut total = possible.len();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let mut play_but = MyButton::new("Play");
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |     let mut quit_but = MyButton::new("Quit");
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let mut but1 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     let mut but2 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let mut but3 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let mut but4 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let mut but5 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut but6 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let mut but7 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let mut but8 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let mut but9 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut but10 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let mut but11 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |     let mut but12 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let mut but13 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |     let mut but14 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let mut but15 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     let mut but16 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let mut but17 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let mut but18 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     let mut but19 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let mut but20 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut but21 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |     let mut but22 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |     let mut but23 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |     let mut but24 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     let mut but25 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let mut but26 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 190 |     let mut but27 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |     let mut but28 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let mut but29 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut but30 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |     let mut butq = MyButton::new("Q");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |     let mut butw = MyButton::new("W");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |     let mut bute = MyButton::new("E");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let mut butr = MyButton::new("R");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     let mut butt = MyButton::new("T");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut buty = MyButton::new("Y");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let mut butu = MyButton::new("U");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let mut buti = MyButton::new("I");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let mut buto = MyButton::new("O");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let mut butp = MyButton::new("P");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |     let mut buta = MyButton::new("A");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let mut buts = MyButton::new("S");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 216 |     let mut butd = MyButton::new("D");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |     let mut butf = MyButton::new("F");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |     let mut butg = MyButton::new("G");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let mut buth = MyButton::new("H");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |     let mut butj = MyButton::new("J");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |     let mut butk = MyButton::new("K");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 |     let mut butl = MyButton::new("L");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |     let mut butet = MyButton::new("ENTER");
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let mut butz = MyButton::new("Z");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let mut butx = MyButton::new("X");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut butc = MyButton::new("C");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let mut butv = MyButton::new("V");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let mut butb = MyButton::new("B");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let mut butn = MyButton::new("N");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 234 |     let mut butm = MyButton::new("M");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |     let mut butbs = MyButton::new("@<-");
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |     let mut op_vec = vec![butet, butbs, play_but, quit_but];
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |     let mut row1_vec = vec![but1, but2, but3, but4, but5];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |     let mut row2_vec = vec![but6, but7, but8, but9, but10];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |     let mut row3_vec = vec![but11, but12, but13, but14, but15];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:253:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     let mut row4_vec = vec![but16, but17, but18, but19, but20];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 254 |     let mut row5_vec = vec![but21, but22, but23, but24, but25];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |     let mut row6_vec = vec![but26, but27, but28, but29, but30];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let mut table_vec = vec![row1_vec, row2_vec, row3_vec, row4_vec, row5_vec, row6_vec];
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `but_row`
[INFO] [stdout]    --> src/gui.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let but_row = 360;
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_but_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/create_sets.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let mut file_index = 0;
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `acceptable_set` is never read
[INFO] [stdout]   --> src/create_sets.rs:94:30
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut acceptable_set = BTreeSet::new();
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_set` is never read
[INFO] [stdout]   --> src/create_sets.rs:95:25
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut final_set = BTreeSet::new();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let mut count_letter_times = count_times_guess.entry(word).or_insert(0);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut count_letter_times = count_times_ans.entry(word).or_insert(0);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |     let mut state: State;
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:386:9
[INFO] [stdout]     |
[INFO] [stdout] 386 |     let mut file_config: Config;
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:458:9
[INFO] [stdout]     |
[INFO] [stdout] 458 |     let mut ans_word = line.trim().to_string();
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `guess_word_index` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:508:25
[INFO] [stdout]     |
[INFO] [stdout] 508 |                     let mut guess_word_index = 0;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_guess_word_index` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `guess_word_index` is never read
[INFO] [stdout]    --> src/main.rs:513:25
[INFO] [stdout]     |
[INFO] [stdout] 513 |                         guess_word_index += 1;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:699:9
[INFO] [stdout]     |
[INFO] [stdout] 699 |     let mut current_config: Config;
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:806:9
[INFO] [stdout]     |
[INFO] [stdout] 806 |     let mut line = String::new();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:857:18
[INFO] [stdout]     |
[INFO] [stdout] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stdout]     |                  ----^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:857:27
[INFO] [stdout]     |
[INFO] [stdout] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stdout]     |                           ----^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:866:17
[INFO] [stdout]     |
[INFO] [stdout] 866 |             for mut but in &mut *op_vec {
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1123:17
[INFO] [stdout]      |
[INFO] [stdout] 1123 |             let mut this_round_data: Round;
[INFO] [stdout]      |                 ----^^^^^^^^^^^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/main.rs:806:9
[INFO] [stdout]     |
[INFO] [stdout] 806 |     let mut line = String::new();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wind`
[INFO] [stdout]    --> src/main.rs:857:27
[INFO] [stdout]     |
[INFO] [stdout] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stdout]     |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `acceptable_set` is never read
[INFO] [stdout]    --> src/main.rs:753:30
[INFO] [stdout]     |
[INFO] [stdout] 753 |     let mut acceptable_set = BTreeSet::new();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_set` is never read
[INFO] [stdout]    --> src/main.rs:754:25
[INFO] [stdout]     |
[INFO] [stdout] 754 |     let mut final_set = BTreeSet::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `day` is never read
[INFO] [stdout]    --> src/main.rs:832:13
[INFO] [stdout]     |
[INFO] [stdout] 832 |             day += 1;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `col_index` is never read
[INFO] [stdout]    --> src/main.rs:925:41
[INFO] [stdout]     |
[INFO] [stdout] 925 | ...                   col_index = 0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `guess_word` is never read
[INFO] [stdout]     --> src/main.rs:1072:38
[INFO] [stdout]      |
[INFO] [stdout] 1072 |                 let mut guess_word = String::new();
[INFO] [stdout]      |                                      ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_letter_status` is never used
[INFO] [stdout]   --> src/gui.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn print_letter_status(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:955:81
[INFO] [stdout]     |
[INFO] [stdout] 955 | ...                   let guess_last = guesses.last().unwrap().clone();
[INFO] [stdout]     |                                                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Vec<(char, Status)>` does not implement `Clone`, so calling `clone` on `&Vec<(char, Status)>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 955 -                                         let guess_last = guesses.last().unwrap().clone();
[INFO] [stdout] 955 +                                         let guess_last = guesses.last().unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ch`
[INFO] [stdout]   --> src/wordle_solver.rs:49:25
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     let ch = it[index].0;
[INFO] [stdout]    |                         ^^ help: if this is intentional, prefix it with an underscore: `_ch`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/wordle_solver.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut total = possible.len();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let mut play_but = MyButton::new("Play");
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |     let mut quit_but = MyButton::new("Quit");
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let mut but1 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     let mut but2 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let mut but3 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let mut but4 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let mut but5 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut but6 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let mut but7 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let mut but8 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let mut but9 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut but10 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let mut but11 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |     let mut but12 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let mut but13 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |     let mut but14 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let mut but15 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     let mut but16 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let mut but17 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let mut but18 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     let mut but19 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let mut but20 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut but21 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |     let mut but22 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |     let mut but23 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |     let mut but24 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     let mut but25 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let mut but26 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 190 |     let mut but27 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |     let mut but28 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |     let mut but29 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut but30 = MyButton::new_table_button();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |     let mut butq = MyButton::new("Q");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |     let mut butw = MyButton::new("W");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |     let mut bute = MyButton::new("E");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let mut butr = MyButton::new("R");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     let mut butt = MyButton::new("T");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut buty = MyButton::new("Y");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let mut butu = MyButton::new("U");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let mut buti = MyButton::new("I");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let mut buto = MyButton::new("O");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let mut butp = MyButton::new("P");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |     let mut buta = MyButton::new("A");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let mut buts = MyButton::new("S");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 216 |     let mut butd = MyButton::new("D");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |     let mut butf = MyButton::new("F");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |     let mut butg = MyButton::new("G");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let mut buth = MyButton::new("H");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |     let mut butj = MyButton::new("J");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:221:9
[INFO] [stdout]     |
[INFO] [stdout] 221 |     let mut butk = MyButton::new("K");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 |     let mut butl = MyButton::new("L");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |     let mut butet = MyButton::new("ENTER");
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let mut butz = MyButton::new("Z");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let mut butx = MyButton::new("X");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut butc = MyButton::new("C");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let mut butv = MyButton::new("V");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |     let mut butb = MyButton::new("B");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let mut butn = MyButton::new("N");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 234 |     let mut butm = MyButton::new("M");
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |     let mut butbs = MyButton::new("@<-");
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |     let mut op_vec = vec![butet, butbs, play_but, quit_but];
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |     let mut row1_vec = vec![but1, but2, but3, but4, but5];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |     let mut row2_vec = vec![but6, but7, but8, but9, but10];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |     let mut row3_vec = vec![but11, but12, but13, but14, but15];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:253:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     let mut row4_vec = vec![but16, but17, but18, but19, but20];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 254 |     let mut row5_vec = vec![but21, but22, but23, but24, but25];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |     let mut row6_vec = vec![but26, but27, but28, but29, but30];
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gui.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let mut table_vec = vec![row1_vec, row2_vec, row3_vec, row4_vec, row5_vec, row6_vec];
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `but_row`
[INFO] [stdout]    --> src/gui.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let but_row = 360;
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_but_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/create_sets.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let mut file_index = 0;
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `acceptable_set` is never read
[INFO] [stdout]   --> src/create_sets.rs:94:30
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut acceptable_set = BTreeSet::new();
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_set` is never read
[INFO] [stdout]   --> src/create_sets.rs:95:25
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut final_set = BTreeSet::new();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let mut count_letter_times = count_times_guess.entry(word).or_insert(0);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut count_letter_times = count_times_ans.entry(word).or_insert(0);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |     let mut state: State;
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:386:9
[INFO] [stdout]     |
[INFO] [stdout] 386 |     let mut file_config: Config;
[INFO] [stdout]     |         ----^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:458:9
[INFO] [stdout]     |
[INFO] [stdout] 458 |     let mut ans_word = line.trim().to_string();
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `guess_word_index` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:508:25
[INFO] [stdout]     |
[INFO] [stdout] 508 |                     let mut guess_word_index = 0;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_guess_word_index` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `guess_word_index` is never read
[INFO] [stdout]    --> src/main.rs:513:25
[INFO] [stdout]     |
[INFO] [stdout] 513 |                         guess_word_index += 1;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:699:9
[INFO] [stdout]     |
[INFO] [stdout] 699 |     let mut current_config: Config;
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:806:9
[INFO] [stdout]     |
[INFO] [stdout] 806 |     let mut line = String::new();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:857:18
[INFO] [stdout]     |
[INFO] [stdout] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stdout]     |                  ----^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:857:27
[INFO] [stdout]     |
[INFO] [stdout] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stdout]     |                           ----^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:866:17
[INFO] [stdout]     |
[INFO] [stdout] 866 |             for mut but in &mut *op_vec {
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1123:17
[INFO] [stdout]      |
[INFO] [stdout] 1123 |             let mut this_round_data: Round;
[INFO] [stdout]      |                 ----^^^^^^^^^^^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/main.rs:806:9
[INFO] [stdout]     |
[INFO] [stdout] 806 |     let mut line = String::new();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wind`
[INFO] [stdout]    --> src/main.rs:857:27
[INFO] [stdout]     |
[INFO] [stdout] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stdout]     |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `acceptable_set` is never read
[INFO] [stdout]    --> src/main.rs:753:30
[INFO] [stdout]     |
[INFO] [stdout] 753 |     let mut acceptable_set = BTreeSet::new();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_set` is never read
[INFO] [stdout]    --> src/main.rs:754:25
[INFO] [stdout]     |
[INFO] [stdout] 754 |     let mut final_set = BTreeSet::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `day` is never read
[INFO] [stdout]    --> src/main.rs:832:13
[INFO] [stdout]     |
[INFO] [stdout] 832 |             day += 1;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `col_index` is never read
[INFO] [stdout]    --> src/main.rs:925:41
[INFO] [stdout]     |
[INFO] [stdout] 925 | ...                   col_index = 0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `guess_word` is never read
[INFO] [stdout]     --> src/main.rs:1072:38
[INFO] [stdout]      |
[INFO] [stdout] 1072 |                 let mut guess_word = String::new();
[INFO] [stdout]      |                                      ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_letter_status` is never used
[INFO] [stdout]   --> src/gui.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn print_letter_status(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:955:81
[INFO] [stdout]     |
[INFO] [stdout] 955 | ...                   let guess_last = guesses.last().unwrap().clone();
[INFO] [stdout]     |                                                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `Vec<(char, Status)>` does not implement `Clone`, so calling `clone` on `&Vec<(char, Status)>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 955 -                                         let guess_last = guesses.last().unwrap().clone();
[INFO] [stdout] 955 +                                         let guess_last = guesses.last().unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 33s
[INFO] running `Command { std: "docker" "inspect" "c0b476ca2ff97fc2cfb5d912a1fecbfc2b2e7924910de735cfa01a8d3c1c0adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b476ca2ff97fc2cfb5d912a1fecbfc2b2e7924910de735cfa01a8d3c1c0adf", kill_on_drop: false }`
[INFO] [stdout] c0b476ca2ff97fc2cfb5d912a1fecbfc2b2e7924910de735cfa01a8d3c1c0adf
