[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 }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRosayxy%2Fwordle-xy-yu22'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2be9870d6306e41679d275b4d42e3ca9d931ca1a
[INFO] testing Rosayxy/wordle-xy-yu22 against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRosayxy%2Fwordle-xy-yu22" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Rosayxy/wordle-xy-yu22 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc1/source/Cargo.toml
[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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ntest v0.9.0
[INFO] [stderr]   Downloaded ntest_timeout v0.9.0
[INFO] [stderr]   Downloaded ntest_test_cases v0.9.0
[INFO] [stderr]   Downloaded fltk v1.4.7
[INFO] [stderr]   Downloaded fltk-sys v1.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a391a48fad29b5c15d28f066ebe9ccce02126ecc382278b01d8b766eaefd7c2
[INFO] running `Command { std: "docker" "start" "-a" "0a391a48fad29b5c15d28f066ebe9ccce02126ecc382278b01d8b766eaefd7c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a391a48fad29b5c15d28f066ebe9ccce02126ecc382278b01d8b766eaefd7c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a391a48fad29b5c15d28f066ebe9ccce02126ecc382278b01d8b766eaefd7c2", kill_on_drop: false }`
[INFO] [stdout] 0a391a48fad29b5c15d28f066ebe9ccce02126ecc382278b01d8b766eaefd7c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa28f092cfbad9ebeb2bd69adfe77272ab47fb38664b7c81762cda70c8ae7438
[INFO] running `Command { std: "docker" "start" "-a" "fa28f092cfbad9ebeb2bd69adfe77272ab47fb38664b7c81762cda70c8ae7438", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
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[INFO] [stderr]    Compiling bitflags v2.3.3
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[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
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[INFO] [stderr]    Compiling ttf-parser v0.19.1
[INFO] [stderr]    Compiling ryu v1.0.13
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[INFO] [stderr]    Compiling cmake v0.1.50
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[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]    Compiling getrandom v0.2.10
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[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling console v0.15.7
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling is-terminal v0.4.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling clap_builder v4.3.10
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]    Compiling clap v4.3.10
[INFO] [stderr]    Compiling fltk v1.4.7
[INFO] [stderr]    Compiling 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)]` 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`, `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`, `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`, `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`, `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`, `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)]` 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)]` 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)]` on by default
[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/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: 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:94:13
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_set` is never read
[INFO] [stdout]   --> src/create_sets.rs:95:13
[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:508:29
[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 `acceptable_set` is never read
[INFO] [stdout]    --> src/main.rs:753:13
[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:754:13
[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: unused variable: `line`
[INFO] [stdout]    --> src/main.rs:806:13
[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: 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: unused variable: `wind`
[INFO] [stdout]    --> src/main.rs:857:31
[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 `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:1072:25
[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: 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: 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)]` 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]     |                                                               ^^^^^^^^ help: remove this redundant call
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 112 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.25s
[INFO] running `Command { std: "docker" "inspect" "fa28f092cfbad9ebeb2bd69adfe77272ab47fb38664b7c81762cda70c8ae7438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa28f092cfbad9ebeb2bd69adfe77272ab47fb38664b7c81762cda70c8ae7438", kill_on_drop: false }`
[INFO] [stdout] fa28f092cfbad9ebeb2bd69adfe77272ab47fb38664b7c81762cda70c8ae7438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27494bb5c730551472fe0b264cacfe8f5c9b77c29d63ff2bcab69764e4c17487
[INFO] running `Command { std: "docker" "start" "-a" "27494bb5c730551472fe0b264cacfe8f5c9b77c29d63ff2bcab69764e4c17487", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]    Compiling winnow v0.4.7
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling assert-json-diff v2.0.2
[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)]` 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`, `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`, `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`, `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`, `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`, `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)]` 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)]` 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)]` on by default
[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/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: 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:94:13
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_set` is never read
[INFO] [stdout]   --> src/create_sets.rs:95:13
[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:508:29
[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 `acceptable_set` is never read
[INFO] [stdout]    --> src/main.rs:753:13
[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:754:13
[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: unused variable: `line`
[INFO] [stdout]    --> src/main.rs:806:13
[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: 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: unused variable: `wind`
[INFO] [stdout]    --> src/main.rs:857:31
[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 `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:1072:25
[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: 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: 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)]` 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]     |                                                               ^^^^^^^^ help: remove this redundant call
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 112 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v1.3.0
[INFO] [stderr]    Compiling toml_edit v0.19.10
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling ntest_test_cases v0.9.0
[INFO] [stderr]    Compiling ntest_timeout v0.9.0
[INFO] [stderr]    Compiling ntest v0.9.0
[INFO] [stderr]    Compiling 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)]` 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`, `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`, `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`, `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`, `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`, `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)]` 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)]` 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)]` on by default
[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/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: 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:94:13
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_set` is never read
[INFO] [stdout]   --> src/create_sets.rs:95:13
[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:508:29
[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 `acceptable_set` is never read
[INFO] [stdout]    --> src/main.rs:753:13
[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:754:13
[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: unused variable: `line`
[INFO] [stdout]    --> src/main.rs:806:13
[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: 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: unused variable: `wind`
[INFO] [stdout]    --> src/main.rs:857:31
[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 `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:1072:25
[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: 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: 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)]` 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]     |                                                               ^^^^^^^^ help: remove this redundant call
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 112 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.65s
[INFO] running `Command { std: "docker" "inspect" "27494bb5c730551472fe0b264cacfe8f5c9b77c29d63ff2bcab69764e4c17487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27494bb5c730551472fe0b264cacfe8f5c9b77c29d63ff2bcab69764e4c17487", kill_on_drop: false }`
[INFO] [stdout] 27494bb5c730551472fe0b264cacfe8f5c9b77c29d63ff2bcab69764e4c17487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46b12f2445afa0f3cf0775c29c4ccb05748136fb122a426b0bbb15ae340f7719
[INFO] running `Command { std: "docker" "start" "-a" "46b12f2445afa0f3cf0775c29c4ccb05748136fb122a426b0bbb15ae340f7719", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/wordle_solver.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 |     collections::{BTreeSet, HashMap},
[INFO] [stderr]   |                             ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `builtin_words::ACCEPTABLE`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use builtin_words::ACCEPTABLE;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Color`, `Key`, `PackType`, `Pack`, `Shortcut`, `button::Button`, `output::Output`, `window::DoubleWindow`, `window::Window`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     button::Button,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 11 |     enums::{Color, Key, Shortcut},
[INFO] [stderr]    |             ^^^^^  ^^^  ^^^^^^^^
[INFO] [stderr] 12 |     group::{Pack, PackType},
[INFO] [stderr]    |             ^^^^  ^^^^^^^^
[INFO] [stderr] 13 |     output::Output,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 14 |     prelude::*,
[INFO] [stderr] 15 |     window::DoubleWindow,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 16 |     window::Window,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gui::MyButton`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use gui::MyButton;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use rand::Rng;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `clone`, `mem`
[INFO] [stderr]   --> src/main.rs:27:11
[INFO] [stderr]    |
[INFO] [stderr] 27 | use std::{clone, fmt, mem};
[INFO] [stderr]    |           ^^^^^       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread`, `time`
[INFO] [stderr]   --> src/main.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 | use std::{thread, time};
[INFO] [stderr]    |           ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/create_sets.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/create_sets.rs:2:34
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{BTreeSet, HashMap};
[INFO] [stderr]   |                                  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `clone`, `mem`
[INFO] [stderr]  --> src/create_sets.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{clone, fmt, mem};
[INFO] [stderr]   |           ^^^^^       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `create_set_from_builtin`, `create_set_from_file`
[INFO] [stderr]   --> src/main.rs:33:19
[INFO] [stderr]    |
[INFO] [stderr] 33 | use create_sets::{create_set_from_builtin, create_set_from_file, sets_create, DictionaryError};
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/main.rs:135:42
[INFO] [stderr]     |
[INFO] [stderr] 135 |                     vec_guesses_ele.push(((c, Status::new_from_value(3))));
[INFO] [stderr]     |                                          ^                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 135 -                     vec_guesses_ele.push(((c, Status::new_from_value(3))));
[INFO] [stderr] 135 +                     vec_guesses_ele.push((c, Status::new_from_value(3)));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:146:12
[INFO] [stderr]     |
[INFO] [stderr] 146 |         if (equal_not_pos_flag == 1) {
[INFO] [stderr]     |            ^                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 146 -         if (equal_not_pos_flag == 1) {
[INFO] [stderr] 146 +         if equal_not_pos_flag == 1 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:168:12
[INFO] [stderr]     |
[INFO] [stderr] 168 |         if (s.parse_to_value() == 2) {
[INFO] [stderr]     |            ^                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 168 -         if (s.parse_to_value() == 2) {
[INFO] [stderr] 168 +         if s.parse_to_value() == 2 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:510:28
[INFO] [stderr]     |
[INFO] [stderr] 510 |                         if (ch == *c) {
[INFO] [stderr]     |                            ^        ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 510 -                         if (ch == *c) {
[INFO] [stderr] 510 +                         if ch == *c {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:529:8
[INFO] [stderr]     |
[INFO] [stderr] 529 |     if (is_tty) {
[INFO] [stderr]     |        ^      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 529 -     if (is_tty) {
[INFO] [stderr] 529 +     if is_tty {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]     --> src/main.rs:1059:19
[INFO] [stderr]      |
[INFO] [stderr] 1059 |             while (read_times < 6) {
[INFO] [stderr]      |                   ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 1059 -             while (read_times < 6) {
[INFO] [stderr] 1059 +             while read_times < 6 {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ch`
[INFO] [stderr]   --> src/wordle_solver.rs:49:25
[INFO] [stderr]    |
[INFO] [stderr] 49 |                     let ch = it[index].0;
[INFO] [stderr]    |                         ^^ help: if this is intentional, prefix it with an underscore: `_ch`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/wordle_solver.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let mut total = possible.len();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `but_row`
[INFO] [stderr]    --> src/gui.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let but_row = 360;
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_but_row`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let mut play_but = MyButton::new("Play");
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |     let mut quit_but = MyButton::new("Quit");
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |     let mut but1 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |     let mut but2 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |     let mut but3 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |     let mut but4 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let mut but5 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |     let mut but6 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |     let mut but7 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:158:9
[INFO] [stderr]     |
[INFO] [stderr] 158 |     let mut but8 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:159:9
[INFO] [stderr]     |
[INFO] [stderr] 159 |     let mut but9 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut but10 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |     let mut but11 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:165:9
[INFO] [stderr]     |
[INFO] [stderr] 165 |     let mut but12 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |     let mut but13 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |     let mut but14 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let mut but15 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let mut but16 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 |     let mut but17 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 |     let mut but18 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |     let mut but19 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |     let mut but20 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let mut but21 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |     let mut but22 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let mut but23 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:183:9
[INFO] [stderr]     |
[INFO] [stderr] 183 |     let mut but24 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr] 184 |     let mut but25 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:189:9
[INFO] [stderr]     |
[INFO] [stderr] 189 |     let mut but26 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:190:9
[INFO] [stderr]     |
[INFO] [stderr] 190 |     let mut but27 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let mut but28 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:192:9
[INFO] [stderr]     |
[INFO] [stderr] 192 |     let mut but29 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:193:9
[INFO] [stderr]     |
[INFO] [stderr] 193 |     let mut but30 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:200:9
[INFO] [stderr]     |
[INFO] [stderr] 200 |     let mut butq = MyButton::new("Q");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |     let mut butw = MyButton::new("W");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |     let mut bute = MyButton::new("E");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let mut butr = MyButton::new("R");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:204:9
[INFO] [stderr]     |
[INFO] [stderr] 204 |     let mut butt = MyButton::new("T");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let mut buty = MyButton::new("Y");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |     let mut butu = MyButton::new("U");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |     let mut buti = MyButton::new("I");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:208:9
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let mut buto = MyButton::new("O");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |     let mut butp = MyButton::new("P");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:214:9
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let mut buta = MyButton::new("A");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let mut buts = MyButton::new("S");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let mut butd = MyButton::new("D");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     let mut butf = MyButton::new("F");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let mut butg = MyButton::new("G");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 219 |     let mut buth = MyButton::new("H");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:220:9
[INFO] [stderr]     |
[INFO] [stderr] 220 |     let mut butj = MyButton::new("J");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:221:9
[INFO] [stderr]     |
[INFO] [stderr] 221 |     let mut butk = MyButton::new("K");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:222:9
[INFO] [stderr]     |
[INFO] [stderr] 222 |     let mut butl = MyButton::new("L");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:227:9
[INFO] [stderr]     |
[INFO] [stderr] 227 |     let mut butet = MyButton::new("ENTER");
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |     let mut butz = MyButton::new("Z");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |     let mut butx = MyButton::new("X");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:230:9
[INFO] [stderr]     |
[INFO] [stderr] 230 |     let mut butc = MyButton::new("C");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |     let mut butv = MyButton::new("V");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:232:9
[INFO] [stderr]     |
[INFO] [stderr] 232 |     let mut butb = MyButton::new("B");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |     let mut butn = MyButton::new("N");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |     let mut butm = MyButton::new("M");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:235:9
[INFO] [stderr]     |
[INFO] [stderr] 235 |     let mut butbs = MyButton::new("@<-");
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:249:9
[INFO] [stderr]     |
[INFO] [stderr] 249 |     let mut op_vec = vec![butet, butbs, play_but, quit_but];
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:250:9
[INFO] [stderr]     |
[INFO] [stderr] 250 |     let mut row1_vec = vec![but1, but2, but3, but4, but5];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:251:9
[INFO] [stderr]     |
[INFO] [stderr] 251 |     let mut row2_vec = vec![but6, but7, but8, but9, but10];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:252:9
[INFO] [stderr]     |
[INFO] [stderr] 252 |     let mut row3_vec = vec![but11, but12, but13, but14, but15];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:253:9
[INFO] [stderr]     |
[INFO] [stderr] 253 |     let mut row4_vec = vec![but16, but17, but18, but19, but20];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:254:9
[INFO] [stderr]     |
[INFO] [stderr] 254 |     let mut row5_vec = vec![but21, but22, but23, but24, but25];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:255:9
[INFO] [stderr]     |
[INFO] [stderr] 255 |     let mut row6_vec = vec![but26, but27, but28, but29, but30];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:256:9
[INFO] [stderr]     |
[INFO] [stderr] 256 |     let mut table_vec = vec![row1_vec, row2_vec, row3_vec, row4_vec, row5_vec, row6_vec];
[INFO] [stderr]     |         ----^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/create_sets.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let mut file_index = 0;
[INFO] [stderr]    |         ----^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `acceptable_set` is never read
[INFO] [stderr]   --> src/create_sets.rs:94:13
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let mut acceptable_set = BTreeSet::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `final_set` is never read
[INFO] [stderr]   --> src/create_sets.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let mut final_set = BTreeSet::new();
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let mut count_letter_times = count_times_guess.entry(word).or_insert(0);
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |         let mut count_letter_times = count_times_ans.entry(word).or_insert(0);
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:251:9
[INFO] [stderr]     |
[INFO] [stderr] 251 |     let mut state: State;
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:386:9
[INFO] [stderr]     |
[INFO] [stderr] 386 |     let mut file_config: Config;
[INFO] [stderr]     |         ----^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:458:9
[INFO] [stderr]     |
[INFO] [stderr] 458 |     let mut ans_word = line.trim().to_string();
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `guess_word_index` is assigned to, but never used
[INFO] [stderr]    --> src/main.rs:508:29
[INFO] [stderr]     |
[INFO] [stderr] 508 |                     let mut guess_word_index = 0;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_guess_word_index` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `acceptable_set` is never read
[INFO] [stderr]    --> src/main.rs:753:13
[INFO] [stderr]     |
[INFO] [stderr] 753 |     let mut acceptable_set = BTreeSet::new();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `final_set` is never read
[INFO] [stderr]    --> src/main.rs:754:13
[INFO] [stderr]     |
[INFO] [stderr] 754 |     let mut final_set = BTreeSet::new();
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line`
[INFO] [stderr]    --> src/main.rs:806:13
[INFO] [stderr]     |
[INFO] [stderr] 806 |     let mut line = String::new();
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `day` is never read
[INFO] [stderr]    --> src/main.rs:832:13
[INFO] [stderr]     |
[INFO] [stderr] 832 |             day += 1;
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wind`
[INFO] [stderr]    --> src/main.rs:857:31
[INFO] [stderr]     |
[INFO] [stderr] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stderr]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_wind`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `col_index` is never read
[INFO] [stderr]    --> src/main.rs:925:41
[INFO] [stderr]     |
[INFO] [stderr] 925 | ...                   col_index = 0;
[INFO] [stderr]     |                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `guess_word` is never read
[INFO] [stderr]     --> src/main.rs:1072:25
[INFO] [stderr]      |
[INFO] [stderr] 1072 |                 let mut guess_word = String::new();
[INFO] [stderr]      |                         ^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:699:9
[INFO] [stderr]     |
[INFO] [stderr] 699 |     let mut current_config: Config;
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:806:9
[INFO] [stderr]     |
[INFO] [stderr] 806 |     let mut line = String::new();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:857:18
[INFO] [stderr]     |
[INFO] [stderr] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stderr]     |                  ----^^^
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:857:27
[INFO] [stderr]     |
[INFO] [stderr] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stderr]     |                           ----^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:866:17
[INFO] [stderr]     |
[INFO] [stderr] 866 |             for mut but in &mut *op_vec {
[INFO] [stderr]     |                 ----^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/main.rs:1123:17
[INFO] [stderr]      |
[INFO] [stderr] 1123 |             let mut this_round_data: Round;
[INFO] [stderr]      |                 ----^^^^^^^^^^^^^^^
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_letter_status` is never used
[INFO] [stderr]   --> src/gui.rs:91:8
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub fn print_letter_status(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/main.rs:955:81
[INFO] [stderr]     |
[INFO] [stderr] 955 | ...                   let guess_last = guesses.last().unwrap().clone();
[INFO] [stderr]     |                                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = 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] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wordle` (bin "wordle") generated 112 warnings (run `cargo fix --bin "wordle"` to apply 103 suggestions)
[INFO] [stderr] warning: `wordle` (bin "wordle" test) generated 112 warnings (112 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/wordle-88fe9addc5ef14d4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic_requirements.rs (/opt/rustwide/target/debug/deps/basic_requirements-66ad1c2349c4a881)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_07_5_pts_save_game_state ... FAILED
[INFO] [stdout] test test_02_5_pts_specify_answer ... ok
[INFO] [stdout] test test_04_5_pts_continue_game_and_statistics ... ok
[INFO] [stderr] Error: DictionaryError { error_type: 3 }
[INFO] [stdout] test test_06_5_pts_specify_word_list ... ok
[INFO] [stdout] test test_03_10_pts_difficult_mode ... ok
[INFO] [stdout] test test_01_20_pts_basic_one_game ... ok
[INFO] [stderr] Error: ShuffleWhenNotRandomError
[INFO] [stdout] test test_05_5_pts_specify_offset_and_seed ... ok
[INFO] [stdout] test test_08_5_pts_config_file ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_07_5_pts_save_game_state stdout ----
[INFO] [stdout] thread '<unnamed>' panicked at tests/common.rs:107:60:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56542650b75c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x56542650b75c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56542650b75c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x56542650b75c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x565426535c60 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x565426535c60 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5654265088df - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x56542650b544 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x56542650b544 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x56542650d207 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x56542650cef3 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x56542648e2f7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x56542648e2f7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x56542650d818 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x56542650d818 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x56542650d56e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x56542650bc26 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x56542650d2d2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x565426420cf5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x565426421283 - core::result::unwrap_failed::hddb4fea594200c52
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1653:5
[INFO] [stdout]   20:     0x56542644701b - core::result::Result<T,E>::unwrap::hf9e4fcaeede71704
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x565426440f5d - basic_requirements::common::TestCase::run_and_compare_game_state::h45bcb7260d7d4595
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/common.rs:107:9
[INFO] [stdout]   22:     0x56542645268c - basic_requirements::test_07_5_pts_save_game_state::ntest_callback::h445af8f6a4359ad1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/basic_requirements.rs:65:5
[INFO] [stdout]   23:     0x5654264527a3 - basic_requirements::test_07_5_pts_save_game_state::{{closure}}::h9cd8d323e6538649
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/basic_requirements.rs:62:1
[INFO] [stdout]   24:     0x565426433bc3 - std::sys_common::backtrace::__rust_begin_short_backtrace::he266276eb27e18e6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   25:     0x565426429963 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5b9ba5c9c5c49f37
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   26:     0x56542643bc23 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4cb5710155b96191
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x565426448c20 - std::panicking::try::do_call::he402218b2e489f88
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   28:     0x56542644a56b - __rust_try
[INFO] [stdout]   29:     0x56542644864e - std::panicking::try::h4a079668e3fbf5e2
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x565426427d60 - std::panic::catch_unwind::hc5c0c0e58ead42a1
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x565426427d60 - std::thread::Builder::spawn_unchecked_::{{closure}}::h059318db5236798c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   32:     0x56542644dbce - core::ops::function::FnOnce::call_once{{vtable.shim}}::h59aea3c10751e691
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   33:     0x565426512c35 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   34:     0x565426512c35 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   35:     0x565426512c35 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   36:     0x7f2ba148fac3 - <unknown>
[INFO] [stdout]   37:     0x7f2ba1520bf4 - __clone
[INFO] [stdout]   38:                0x0 - <unknown>
[INFO] [stdout] thread 'test_07_5_pts_save_game_state' panicked at tests/basic_requirements.rs:62:1:
[INFO] [stdout] explicit panic
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56542650b75c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x56542650b75c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56542650b75c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x56542650b75c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x565426535c60 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x565426535c60 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5654265088df - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x56542650b544 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x56542650b544 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x56542650d207 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x56542650cef3 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x56542648e2f7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x56542648e2f7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x56542650d818 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x56542650d818 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5654264e5ca8 - std::panicking::begin_panic::{{closure}}::h5b7ebd2d6324c6eb
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:687:9
[INFO] [stdout]   16:     0x5654264e5bda - std::sys_common::backtrace::__rust_end_short_backtrace::h5aae1d18fa4972bc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x5654264e5c17 - std::panicking::begin_panic::h3869bc424f0af9c2
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:686:12
[INFO] [stdout]   18:     0x56542645253f - basic_requirements::test_07_5_pts_save_game_state::h0682ba96570cfd26
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/basic_requirements.rs:62:1
[INFO] [stdout]   19:     0x565426452367 - basic_requirements::test_07_5_pts_save_game_state::{{closure}}::hdd41549808517af0
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/basic_requirements.rs:63:35
[INFO] [stdout]   20:     0x56542644dfa6 - core::ops::function::FnOnce::call_once::h98eb4ba98243d0e2
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   21:     0x56542649394f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x56542649394f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   23:     0x565426492965 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   24:     0x565426492965 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   25:     0x565426492965 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   26:     0x565426492965 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   27:     0x565426492965 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   28:     0x565426492965 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   29:     0x565426492965 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   30:     0x56542645ac26 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   31:     0x56542645ac26 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   32:     0x56542645fcd7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   33:     0x56542645fcd7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   34:     0x56542645fcd7 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   35:     0x56542645fcd7 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   36:     0x56542645fcd7 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   37:     0x56542645fcd7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   38:     0x56542645fcd7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x565426512c35 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   40:     0x565426512c35 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   41:     0x565426512c35 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   42:     0x7f2ba148fac3 - <unknown>
[INFO] [stdout]   43:     0x7f2ba1520bf4 - __clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_07_5_pts_save_game_state
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test basic_requirements`
[INFO] running `Command { std: "docker" "inspect" "46b12f2445afa0f3cf0775c29c4ccb05748136fb122a426b0bbb15ae340f7719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b12f2445afa0f3cf0775c29c4ccb05748136fb122a426b0bbb15ae340f7719", kill_on_drop: false }`
[INFO] [stdout] 46b12f2445afa0f3cf0775c29c4ccb05748136fb122a426b0bbb15ae340f7719
[INFO] testing Rosayxy/wordle-xy-yu22 against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRosayxy%2Fwordle-xy-yu22" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Rosayxy/wordle-xy-yu22 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc2/source/Cargo.toml
[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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14499c1dc28d15407cbecf1f7650dc04dfc0f90cbd74a073b5d2575e23158f55
[INFO] running `Command { std: "docker" "start" "-a" "14499c1dc28d15407cbecf1f7650dc04dfc0f90cbd74a073b5d2575e23158f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14499c1dc28d15407cbecf1f7650dc04dfc0f90cbd74a073b5d2575e23158f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14499c1dc28d15407cbecf1f7650dc04dfc0f90cbd74a073b5d2575e23158f55", kill_on_drop: false }`
[INFO] [stdout] 14499c1dc28d15407cbecf1f7650dc04dfc0f90cbd74a073b5d2575e23158f55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95597786c6412733caad64d017975703e1982bc7356f76cedb1c44e86a7b9f5a
[INFO] running `Command { std: "docker" "start" "-a" "95597786c6412733caad64d017975703e1982bc7356f76cedb1c44e86a7b9f5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling rustix v0.38.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling paste v1.0.13
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling anstyle v1.0.1
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling ttf-parser v0.19.1
[INFO] [stderr]    Compiling text_io v0.1.12
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling fltk-sys v1.4.7
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling console v0.15.7
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling is-terminal v0.4.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap_builder v4.3.10
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]    Compiling clap v4.3.10
[INFO] [stderr]    Compiling fltk v1.4.7
[INFO] [stderr]    Compiling 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)]` 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`, `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`, `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`, `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`, `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`, `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)]` 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)]` 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)]` on by default
[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/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: 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:94:13
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_set` is never read
[INFO] [stdout]   --> src/create_sets.rs:95:13
[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:508:29
[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 `acceptable_set` is never read
[INFO] [stdout]    --> src/main.rs:753:13
[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:754:13
[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: unused variable: `line`
[INFO] [stdout]    --> src/main.rs:806:13
[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: 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: unused variable: `wind`
[INFO] [stdout]    --> src/main.rs:857:31
[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 `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:1072:25
[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: 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: 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)]` 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]     |                                                               ^^^^^^^^ help: remove this redundant call
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 112 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.73s
[INFO] running `Command { std: "docker" "inspect" "95597786c6412733caad64d017975703e1982bc7356f76cedb1c44e86a7b9f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95597786c6412733caad64d017975703e1982bc7356f76cedb1c44e86a7b9f5a", kill_on_drop: false }`
[INFO] [stdout] 95597786c6412733caad64d017975703e1982bc7356f76cedb1c44e86a7b9f5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e0cf8b673fa50f63ee1d6df116cbc33f65db5f9c94f0391e0593a6a91adee89
[INFO] running `Command { std: "docker" "start" "-a" "0e0cf8b673fa50f63ee1d6df116cbc33f65db5f9c94f0391e0593a6a91adee89", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling winnow v0.4.7
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling assert-json-diff v2.0.2
[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)]` 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`, `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`, `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`, `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`, `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`, `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)]` 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)]` 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)]` on by default
[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/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: 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:94:13
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_set` is never read
[INFO] [stdout]   --> src/create_sets.rs:95:13
[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:508:29
[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 `acceptable_set` is never read
[INFO] [stdout]    --> src/main.rs:753:13
[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:754:13
[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: unused variable: `line`
[INFO] [stdout]    --> src/main.rs:806:13
[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: 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: unused variable: `wind`
[INFO] [stdout]    --> src/main.rs:857:31
[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 `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:1072:25
[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: 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: 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)]` 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]     |                                                               ^^^^^^^^ help: remove this redundant call
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 112 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v1.3.0
[INFO] [stderr]    Compiling toml_edit v0.19.10
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling ntest_test_cases v0.9.0
[INFO] [stderr]    Compiling ntest_timeout v0.9.0
[INFO] [stderr]    Compiling ntest v0.9.0
[INFO] [stderr]    Compiling 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)]` 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`, `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`, `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`, `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`, `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`, `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)]` 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)]` 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)]` on by default
[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/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: 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:94:13
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `final_set` is never read
[INFO] [stdout]   --> src/create_sets.rs:95:13
[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:508:29
[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 `acceptable_set` is never read
[INFO] [stdout]    --> src/main.rs:753:13
[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:754:13
[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: unused variable: `line`
[INFO] [stdout]    --> src/main.rs:806:13
[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: 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: unused variable: `wind`
[INFO] [stdout]    --> src/main.rs:857:31
[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 `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:1072:25
[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: 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: 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)]` 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]     |                                                               ^^^^^^^^ help: remove this redundant call
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 112 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "0e0cf8b673fa50f63ee1d6df116cbc33f65db5f9c94f0391e0593a6a91adee89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e0cf8b673fa50f63ee1d6df116cbc33f65db5f9c94f0391e0593a6a91adee89", kill_on_drop: false }`
[INFO] [stdout] 0e0cf8b673fa50f63ee1d6df116cbc33f65db5f9c94f0391e0593a6a91adee89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a726ea4ff31cda22e39273f145ec30eb7b31f7e7c23a42dad0939fa1c919ef4
[INFO] running `Command { std: "docker" "start" "-a" "3a726ea4ff31cda22e39273f145ec30eb7b31f7e7c23a42dad0939fa1c919ef4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/wordle_solver.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 |     collections::{BTreeSet, HashMap},
[INFO] [stderr]   |                             ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `builtin_words::ACCEPTABLE`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use builtin_words::ACCEPTABLE;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Color`, `Key`, `PackType`, `Pack`, `Shortcut`, `button::Button`, `output::Output`, `window::DoubleWindow`, `window::Window`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     button::Button,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 11 |     enums::{Color, Key, Shortcut},
[INFO] [stderr]    |             ^^^^^  ^^^  ^^^^^^^^
[INFO] [stderr] 12 |     group::{Pack, PackType},
[INFO] [stderr]    |             ^^^^  ^^^^^^^^
[INFO] [stderr] 13 |     output::Output,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 14 |     prelude::*,
[INFO] [stderr] 15 |     window::DoubleWindow,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 16 |     window::Window,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gui::MyButton`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use gui::MyButton;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use rand::Rng;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `clone`, `mem`
[INFO] [stderr]   --> src/main.rs:27:11
[INFO] [stderr]    |
[INFO] [stderr] 27 | use std::{clone, fmt, mem};
[INFO] [stderr]    |           ^^^^^       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread`, `time`
[INFO] [stderr]   --> src/main.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 | use std::{thread, time};
[INFO] [stderr]    |           ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/create_sets.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/create_sets.rs:2:34
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{BTreeSet, HashMap};
[INFO] [stderr]   |                                  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `clone`, `mem`
[INFO] [stderr]  --> src/create_sets.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{clone, fmt, mem};
[INFO] [stderr]   |           ^^^^^       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `create_set_from_builtin`, `create_set_from_file`
[INFO] [stderr]   --> src/main.rs:33:19
[INFO] [stderr]    |
[INFO] [stderr] 33 | use create_sets::{create_set_from_builtin, create_set_from_file, sets_create, DictionaryError};
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/main.rs:135:42
[INFO] [stderr]     |
[INFO] [stderr] 135 |                     vec_guesses_ele.push(((c, Status::new_from_value(3))));
[INFO] [stderr]     |                                          ^                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 135 -                     vec_guesses_ele.push(((c, Status::new_from_value(3))));
[INFO] [stderr] 135 +                     vec_guesses_ele.push((c, Status::new_from_value(3)));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:146:12
[INFO] [stderr]     |
[INFO] [stderr] 146 |         if (equal_not_pos_flag == 1) {
[INFO] [stderr]     |            ^                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 146 -         if (equal_not_pos_flag == 1) {
[INFO] [stderr] 146 +         if equal_not_pos_flag == 1 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:168:12
[INFO] [stderr]     |
[INFO] [stderr] 168 |         if (s.parse_to_value() == 2) {
[INFO] [stderr]     |            ^                       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 168 -         if (s.parse_to_value() == 2) {
[INFO] [stderr] 168 +         if s.parse_to_value() == 2 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:510:28
[INFO] [stderr]     |
[INFO] [stderr] 510 |                         if (ch == *c) {
[INFO] [stderr]     |                            ^        ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 510 -                         if (ch == *c) {
[INFO] [stderr] 510 +                         if ch == *c {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:529:8
[INFO] [stderr]     |
[INFO] [stderr] 529 |     if (is_tty) {
[INFO] [stderr]     |        ^      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 529 -     if (is_tty) {
[INFO] [stderr] 529 +     if is_tty {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `while` condition
[INFO] [stderr]     --> src/main.rs:1059:19
[INFO] [stderr]      |
[INFO] [stderr] 1059 |             while (read_times < 6) {
[INFO] [stderr]      |                   ^              ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 1059 -             while (read_times < 6) {
[INFO] [stderr] 1059 +             while read_times < 6 {
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ch`
[INFO] [stderr]   --> src/wordle_solver.rs:49:25
[INFO] [stderr]    |
[INFO] [stderr] 49 |                     let ch = it[index].0;
[INFO] [stderr]    |                         ^^ help: if this is intentional, prefix it with an underscore: `_ch`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/wordle_solver.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let mut total = possible.len();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `but_row`
[INFO] [stderr]    --> src/gui.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let but_row = 360;
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_but_row`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |     let mut play_but = MyButton::new("Play");
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |     let mut quit_but = MyButton::new("Quit");
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |     let mut but1 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |     let mut but2 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |     let mut but3 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |     let mut but4 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let mut but5 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |     let mut but6 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |     let mut but7 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:158:9
[INFO] [stderr]     |
[INFO] [stderr] 158 |     let mut but8 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:159:9
[INFO] [stderr]     |
[INFO] [stderr] 159 |     let mut but9 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut but10 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |     let mut but11 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:165:9
[INFO] [stderr]     |
[INFO] [stderr] 165 |     let mut but12 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |     let mut but13 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |     let mut but14 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let mut but15 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let mut but16 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 |     let mut but17 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 |     let mut but18 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |     let mut but19 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |     let mut but20 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let mut but21 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |     let mut but22 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let mut but23 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:183:9
[INFO] [stderr]     |
[INFO] [stderr] 183 |     let mut but24 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr] 184 |     let mut but25 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:189:9
[INFO] [stderr]     |
[INFO] [stderr] 189 |     let mut but26 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:190:9
[INFO] [stderr]     |
[INFO] [stderr] 190 |     let mut but27 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let mut but28 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:192:9
[INFO] [stderr]     |
[INFO] [stderr] 192 |     let mut but29 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:193:9
[INFO] [stderr]     |
[INFO] [stderr] 193 |     let mut but30 = MyButton::new_table_button();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:200:9
[INFO] [stderr]     |
[INFO] [stderr] 200 |     let mut butq = MyButton::new("Q");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |     let mut butw = MyButton::new("W");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |     let mut bute = MyButton::new("E");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let mut butr = MyButton::new("R");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:204:9
[INFO] [stderr]     |
[INFO] [stderr] 204 |     let mut butt = MyButton::new("T");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let mut buty = MyButton::new("Y");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |     let mut butu = MyButton::new("U");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |     let mut buti = MyButton::new("I");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:208:9
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let mut buto = MyButton::new("O");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |     let mut butp = MyButton::new("P");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:214:9
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let mut buta = MyButton::new("A");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let mut buts = MyButton::new("S");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let mut butd = MyButton::new("D");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     let mut butf = MyButton::new("F");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let mut butg = MyButton::new("G");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 219 |     let mut buth = MyButton::new("H");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:220:9
[INFO] [stderr]     |
[INFO] [stderr] 220 |     let mut butj = MyButton::new("J");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:221:9
[INFO] [stderr]     |
[INFO] [stderr] 221 |     let mut butk = MyButton::new("K");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:222:9
[INFO] [stderr]     |
[INFO] [stderr] 222 |     let mut butl = MyButton::new("L");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:227:9
[INFO] [stderr]     |
[INFO] [stderr] 227 |     let mut butet = MyButton::new("ENTER");
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |     let mut butz = MyButton::new("Z");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |     let mut butx = MyButton::new("X");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:230:9
[INFO] [stderr]     |
[INFO] [stderr] 230 |     let mut butc = MyButton::new("C");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |     let mut butv = MyButton::new("V");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:232:9
[INFO] [stderr]     |
[INFO] [stderr] 232 |     let mut butb = MyButton::new("B");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |     let mut butn = MyButton::new("N");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |     let mut butm = MyButton::new("M");
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:235:9
[INFO] [stderr]     |
[INFO] [stderr] 235 |     let mut butbs = MyButton::new("@<-");
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:249:9
[INFO] [stderr]     |
[INFO] [stderr] 249 |     let mut op_vec = vec![butet, butbs, play_but, quit_but];
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:250:9
[INFO] [stderr]     |
[INFO] [stderr] 250 |     let mut row1_vec = vec![but1, but2, but3, but4, but5];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:251:9
[INFO] [stderr]     |
[INFO] [stderr] 251 |     let mut row2_vec = vec![but6, but7, but8, but9, but10];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:252:9
[INFO] [stderr]     |
[INFO] [stderr] 252 |     let mut row3_vec = vec![but11, but12, but13, but14, but15];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:253:9
[INFO] [stderr]     |
[INFO] [stderr] 253 |     let mut row4_vec = vec![but16, but17, but18, but19, but20];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:254:9
[INFO] [stderr]     |
[INFO] [stderr] 254 |     let mut row5_vec = vec![but21, but22, but23, but24, but25];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:255:9
[INFO] [stderr]     |
[INFO] [stderr] 255 |     let mut row6_vec = vec![but26, but27, but28, but29, but30];
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/gui.rs:256:9
[INFO] [stderr]     |
[INFO] [stderr] 256 |     let mut table_vec = vec![row1_vec, row2_vec, row3_vec, row4_vec, row5_vec, row6_vec];
[INFO] [stderr]     |         ----^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/create_sets.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let mut file_index = 0;
[INFO] [stderr]    |         ----^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `acceptable_set` is never read
[INFO] [stderr]   --> src/create_sets.rs:94:13
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let mut acceptable_set = BTreeSet::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `final_set` is never read
[INFO] [stderr]   --> src/create_sets.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let mut final_set = BTreeSet::new();
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let mut count_letter_times = count_times_guess.entry(word).or_insert(0);
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |         let mut count_letter_times = count_times_ans.entry(word).or_insert(0);
[INFO] [stderr]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:251:9
[INFO] [stderr]     |
[INFO] [stderr] 251 |     let mut state: State;
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:386:9
[INFO] [stderr]     |
[INFO] [stderr] 386 |     let mut file_config: Config;
[INFO] [stderr]     |         ----^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:458:9
[INFO] [stderr]     |
[INFO] [stderr] 458 |     let mut ans_word = line.trim().to_string();
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `guess_word_index` is assigned to, but never used
[INFO] [stderr]    --> src/main.rs:508:29
[INFO] [stderr]     |
[INFO] [stderr] 508 |                     let mut guess_word_index = 0;
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_guess_word_index` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `acceptable_set` is never read
[INFO] [stderr]    --> src/main.rs:753:13
[INFO] [stderr]     |
[INFO] [stderr] 753 |     let mut acceptable_set = BTreeSet::new();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `final_set` is never read
[INFO] [stderr]    --> src/main.rs:754:13
[INFO] [stderr]     |
[INFO] [stderr] 754 |     let mut final_set = BTreeSet::new();
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line`
[INFO] [stderr]    --> src/main.rs:806:13
[INFO] [stderr]     |
[INFO] [stderr] 806 |     let mut line = String::new();
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `day` is never read
[INFO] [stderr]    --> src/main.rs:832:13
[INFO] [stderr]     |
[INFO] [stderr] 832 |             day += 1;
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `wind`
[INFO] [stderr]    --> src/main.rs:857:31
[INFO] [stderr]     |
[INFO] [stderr] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stderr]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_wind`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `col_index` is never read
[INFO] [stderr]    --> src/main.rs:925:41
[INFO] [stderr]     |
[INFO] [stderr] 925 | ...                   col_index = 0;
[INFO] [stderr]     |                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `guess_word` is never read
[INFO] [stderr]     --> src/main.rs:1072:25
[INFO] [stderr]      |
[INFO] [stderr] 1072 |                 let mut guess_word = String::new();
[INFO] [stderr]      |                         ^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:699:9
[INFO] [stderr]     |
[INFO] [stderr] 699 |     let mut current_config: Config;
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:806:9
[INFO] [stderr]     |
[INFO] [stderr] 806 |     let mut line = String::new();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:857:18
[INFO] [stderr]     |
[INFO] [stderr] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stderr]     |                  ----^^^
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:857:27
[INFO] [stderr]     |
[INFO] [stderr] 857 |             let (mut app, mut wind, mut but_vec, mut op_vec, mut table_vec, mut out) =
[INFO] [stderr]     |                           ----^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:866:17
[INFO] [stderr]     |
[INFO] [stderr] 866 |             for mut but in &mut *op_vec {
[INFO] [stderr]     |                 ----^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/main.rs:1123:17
[INFO] [stderr]      |
[INFO] [stderr] 1123 |             let mut this_round_data: Round;
[INFO] [stderr]      |                 ----^^^^^^^^^^^^^^^
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_letter_status` is never used
[INFO] [stderr]   --> src/gui.rs:91:8
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub fn print_letter_status(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/main.rs:955:81
[INFO] [stderr]     |
[INFO] [stderr] 955 | ...                   let guess_last = guesses.last().unwrap().clone();
[INFO] [stderr]     |                                                               ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = 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] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wordle` (bin "wordle") generated 112 warnings (run `cargo fix --bin "wordle"` to apply 103 suggestions)
[INFO] [stderr] warning: `wordle` (bin "wordle" test) generated 112 warnings (112 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/wordle-27e3b0257d3fcac1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic_requirements.rs (/opt/rustwide/target/debug/deps/basic_requirements-12cdf648852879a1)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_07_5_pts_save_game_state ... FAILED
[INFO] [stdout] test test_02_5_pts_specify_answer ... ok
[INFO] [stdout] test test_04_5_pts_continue_game_and_statistics ... ok
[INFO] [stdout] test test_03_10_pts_difficult_mode ... ok
[INFO] [stdout] test test_08_5_pts_config_file ... ok
[INFO] [stderr] Error: DictionaryError { error_type: 3 }
[INFO] [stdout] test test_06_5_pts_specify_word_list ... ok
[INFO] [stderr] Error: ShuffleWhenNotRandomError
[INFO] [stdout] test test_05_5_pts_specify_offset_and_seed ... ok
[INFO] [stdout] test test_01_20_pts_basic_one_game ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_07_5_pts_save_game_state stdout ----
[INFO] [stdout] thread '<unnamed>' panicked at tests/common.rs:107:60:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5607e67fd706 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5607e67fd706 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5607e67fd706 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5607e67fd706 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5607e6826f20 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5607e6826f20 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5607e67fa9cf - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x5607e67fd4e4 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5607e67fd4e4 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5607e67ff257 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x5607e67fef3d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5607e677eb37 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5607e677eb37 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5607e67ff876 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5607e67ff876 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5607e67ff5c2 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x5607e67fdc06 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5607e67ff320 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5607e670fcd5 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5607e6710273 - core::result::unwrap_failed::hbe14f498be1452f9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x5607e6733e4b - core::result::Result<T,E>::unwrap::h68bdc1e453617e09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:1073:23
[INFO] [stdout]   21:     0x5607e67471ed - basic_requirements::common::TestCase::run_and_compare_game_state::h237288824d00c208
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/common.rs:107:9
[INFO] [stdout]   22:     0x5607e67213cc - basic_requirements::test_07_5_pts_save_game_state::ntest_callback::h5e77661e392b88b7
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/basic_requirements.rs:65:5
[INFO] [stdout]   23:     0x5607e67214e3 - basic_requirements::test_07_5_pts_save_game_state::{{closure}}::hb7ae706769448924
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/basic_requirements.rs:62:1
[INFO] [stdout]   24:     0x5607e6724453 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd68ed22442eb5480
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   25:     0x5607e6718953 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h79b434ac6c0937c3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   26:     0x5607e67357c3 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hbf8b9ffa93f76389
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x5607e673a0e0 - std::panicking::try::do_call::h16ffee29ff04910d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   28:     0x5607e673af6b - __rust_try
[INFO] [stdout]   29:     0x5607e6739f0e - std::panicking::try::hc6cf4f06894f6a0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x5607e6717100 - std::panic::catch_unwind::h5f37bf67c6d93d3f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5607e6717100 - std::thread::Builder::spawn_unchecked_::{{closure}}::h5dbf612e47c1de9c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   32:     0x5607e6730eee - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9c3d70d4e9950bed
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   33:     0x5607e6804cc5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   34:     0x5607e6804cc5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   35:     0x5607e6804cc5 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   36:     0x7f01108deac3 - <unknown>
[INFO] [stdout]   37:     0x7f011096fbf4 - __clone
[INFO] [stdout]   38:                0x0 - <unknown>
[INFO] [stdout] thread 'test_07_5_pts_save_game_state' panicked at tests/basic_requirements.rs:62:1:
[INFO] [stdout] explicit panic
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5607e67fd706 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5607e67fd706 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5607e67fd706 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5607e67fd706 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5607e6826f20 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5607e6826f20 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5607e67fa9cf - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x5607e67fd4e4 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5607e67fd4e4 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5607e67ff257 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x5607e67fef3d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5607e677eb37 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x5607e677eb37 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5607e67ff876 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x5607e67ff876 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5607e67d7548 - std::panicking::begin_panic::{{closure}}::h947301335c70534f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:687:9
[INFO] [stdout]   16:     0x5607e67d748a - std::sys_common::backtrace::__rust_end_short_backtrace::h0f7d4c6b428f19b8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5607e67d74c7 - std::panicking::begin_panic::h54355c2f263a6b72
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:686:12
[INFO] [stdout]   18:     0x5607e672127f - basic_requirements::test_07_5_pts_save_game_state::h3e3206a56a9bd967
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/basic_requirements.rs:62:1
[INFO] [stdout]   19:     0x5607e67210a7 - basic_requirements::test_07_5_pts_save_game_state::{{closure}}::h646e22715eaec53d
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/basic_requirements.rs:63:35
[INFO] [stdout]   20:     0x5607e6731036 - core::ops::function::FnOnce::call_once::h3cebc01a8b507e12
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   21:     0x5607e678440f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5607e678440f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   23:     0x5607e6783191 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   24:     0x5607e6783191 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   25:     0x5607e6783191 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   26:     0x5607e6783191 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   27:     0x5607e6783191 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   28:     0x5607e6783191 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   29:     0x5607e6783191 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   30:     0x5607e674a4c6 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   31:     0x5607e674a4c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   32:     0x5607e674f527 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   33:     0x5607e674f527 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   34:     0x5607e674f527 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   35:     0x5607e674f527 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   36:     0x5607e674f527 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   37:     0x5607e674f527 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   38:     0x5607e674f527 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x5607e6804cc5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   40:     0x5607e6804cc5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   41:     0x5607e6804cc5 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   42:     0x7f01108deac3 - <unknown>
[INFO] [stdout]   43:     0x7f011096fbf4 - __clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_07_5_pts_save_game_state
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test basic_requirements`
[INFO] running `Command { std: "docker" "inspect" "3a726ea4ff31cda22e39273f145ec30eb7b31f7e7c23a42dad0939fa1c919ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a726ea4ff31cda22e39273f145ec30eb7b31f7e7c23a42dad0939fa1c919ef4", kill_on_drop: false }`
[INFO] [stdout] 3a726ea4ff31cda22e39273f145ec30eb7b31f7e7c23a42dad0939fa1c919ef4
