[INFO] cloning repository https://github.com/emerixx/music_player_cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emerixx/music_player_cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femerixx%2Fmusic_player_cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femerixx%2Fmusic_player_cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69d6522f9721908bc74d2d634f71869b48e5a3ab
[INFO] checking emerixx/music_player_cli against c397dae808f70caebab1fc4e11b3edf7e59f58c7 for pr-158759-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femerixx%2Fmusic_player_cli" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
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[INFO] started tweaking git repo https://github.com/emerixx/music_player_cli
[INFO] finished tweaking git repo https://github.com/emerixx/music_player_cli
[INFO] tweaked toml for git repo https://github.com/emerixx/music_player_cli written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/emerixx/music_player_cli on toolchain c397dae808f70caebab1fc4e11b3edf7e59f58c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c397dae808f70caebab1fc4e11b3edf7e59f58c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/emerixx/music_player_cli 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" "+c397dae808f70caebab1fc4e11b3edf7e59f58c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e0cf13e33d774ae772c5fedadb8cdcaf299ab1db4ae37bd6cd240f38002bf569
[INFO] running `Command { std: "docker" "start" "e0cf13e33d774ae772c5fedadb8cdcaf299ab1db4ae37bd6cd240f38002bf569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0cf13e33d774ae772c5fedadb8cdcaf299ab1db4ae37bd6cd240f38002bf569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e0cf13e33d774ae772c5fedadb8cdcaf299ab1db4ae37bd6cd240f38002bf569" "/opt/rustwide/cargo-home/bin/cargo" "+c397dae808f70caebab1fc4e11b3edf7e59f58c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0cf13e33d774ae772c5fedadb8cdcaf299ab1db4ae37bd6cd240f38002bf569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e0cf13e33d774ae772c5fedadb8cdcaf299ab1db4ae37bd6cd240f38002bf569" "/opt/rustwide/cargo-home/bin/cargo" "+c397dae808f70caebab1fc4e11b3edf7e59f58c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
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[INFO] [stderr]     Checking bitflags v2.6.0
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[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking encoding_rs v0.8.34
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking symphonia-core v0.5.4
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking hound v3.5.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking alsa v0.9.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking symphonia-metadata v0.5.4
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.4
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking symphonia v0.5.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rodio v0.19.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking music_player_cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `MoveToPreviousLine` and `self`
[INFO] [stdout]  --> src/main.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossterm::cursor::{self, MoveToPreviousLine, MoveUp};
[INFO] [stdout]   |                         ^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crossterm::style::Print`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crossterm::style::Print;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DecoderError`
[INFO] [stdout]  --> src/main.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rodio::decoder::{Decoder, DecoderError};
[INFO] [stdout]   |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SineWave` and `self`
[INFO] [stdout]  --> src/main.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rodio::source::{self, SineWave, Source};
[INFO] [stdout]   |                     ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sample`
[INFO] [stdout]   --> src/main.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rodio::{OutputStream, Sample, Sink};
[INFO] [stdout]    |                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `stdin` and `stdout`
[INFO] [stdout]   --> src/main.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::{stdin, stdout, Write};
[INFO] [stdout]    |               ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EnableMouseCapture`
[INFO] [stdout]   --> src/main.rs:24:50
[INFO] [stdout]    |
[INFO] [stdout] 24 |         EnableBracketedPaste, EnableFocusChange, EnableMouseCapture, Event,
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 if (index_in_rand_queue == random_queue.len() - 1) {
[INFO] [stdout]     |                    ^                                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 148 -                 if (index_in_rand_queue == random_queue.len() - 1) {
[INFO] [stdout] 148 +                 if index_in_rand_queue == random_queue.len() - 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/main.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::{stdin, stdout, Write};
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::prelude`
[INFO] [stdout]   --> src/main.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::{fs, io, io::prelude::*, process};
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut play_random = true;
[INFO] [stdout]    |         ----^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indicator_chars_set_2`
[INFO] [stdout]   --> src/main.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let indicator_chars_set_2 = vec!["I", "II", "III", "IIII"];
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indicator_chars_set_2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     for n in 0..N_OF_LINES {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `string_to_print` is never read
[INFO] [stdout]    --> src/main.rs:43:39
[INFO] [stdout]     |
[INFO] [stdout]  43 |     let mut string_to_print: String = "".to_owned();
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 156 |                     string_to_print = string_to_print
[INFO] [stdout]     |                     --------------- `string_to_print` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wait` is never used
[INFO] [stdout]    --> src/main.rs:383:4
[INFO] [stdout]     |
[INFO] [stdout] 383 | fn wait(time: u64) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trim_newline` is never used
[INFO] [stdout]    --> src/main.rs:391:4
[INFO] [stdout]     |
[INFO] [stdout] 391 | fn trim_newline(s: &mut String) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_stdin` is never used
[INFO] [stdout]    --> src/main.rs:399:4
[INFO] [stdout]     |
[INFO] [stdout] 399 | fn read_stdin() -> String {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_type_of` is never used
[INFO] [stdout]    --> src/main.rs:445:4
[INFO] [stdout]     |
[INFO] [stdout] 445 | fn print_type_of<T>(_: &T) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | /     execute!(
[INFO] [stdout] 72 | |         std::io::stdout(),
[INFO] [stdout] 73 | |         EnableBracketedPaste,
[INFO] [stdout] 74 | |         EnableFocusChange,
[INFO] [stdout] 75 | |         //EnableMouseCapture
[INFO] [stdout] 76 | |     );
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 71 ~     let _ = execute!(
[INFO] [stdout] 72 |         std::io::stdout(),
[INFO] [stdout] ...
[INFO] [stdout] 75 |         //EnableMouseCapture
[INFO] [stdout] 76 ~     );;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:194:21
[INFO] [stdout]     |
[INFO] [stdout] 194 |                     execute!(std::io::stdout(), MoveUp(1), Clear(ClearType::CurrentLine));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 194 |                     let _ = execute!(std::io::stdout(), MoveUp(1), Clear(ClearType::CurrentLine));;
[INFO] [stdout]     |                     +++++++                                                                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 | /     execute!(
[INFO] [stdout] 207 | |         std::io::stdout(),
[INFO] [stdout] 208 | |         DisableBracketedPaste,
[INFO] [stdout] 209 | |         DisableFocusChange,
[INFO] [stdout] 210 | |         //DisableMouseCapture
[INFO] [stdout] 211 | |     );
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 206 ~     let _ = execute!(
[INFO] [stdout] 207 |         std::io::stdout(),
[INFO] [stdout] ...
[INFO] [stdout] 210 |         //DisableMouseCapture
[INFO] [stdout] 211 ~     );;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:212:5
[INFO] [stdout]     |
[INFO] [stdout] 212 |     disable_raw_mode();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 212 |     let _ = disable_raw_mode();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:374:5
[INFO] [stdout]     |
[INFO] [stdout] 374 | /     execute!(
[INFO] [stdout] 375 | |         std::io::stdout(),
[INFO] [stdout] 376 | |         DisableBracketedPaste,
[INFO] [stdout] 377 | |         DisableFocusChange,
[INFO] [stdout] 378 | |         DisableMouseCapture
[INFO] [stdout] 379 | |     );
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 374 ~     let _ = execute!(
[INFO] [stdout] 375 |         std::io::stdout(),
[INFO] [stdout] ...
[INFO] [stdout] 378 |         DisableMouseCapture
[INFO] [stdout] 379 ~     );;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:380:5
[INFO] [stdout]     |
[INFO] [stdout] 380 |     disable_raw_mode();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 380 |     let _ = disable_raw_mode();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MoveToPreviousLine` and `self`
[INFO] [stdout]  --> src/main.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossterm::cursor::{self, MoveToPreviousLine, MoveUp};
[INFO] [stdout]   |                         ^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crossterm::style::Print`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crossterm::style::Print;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DecoderError`
[INFO] [stdout]  --> src/main.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rodio::decoder::{Decoder, DecoderError};
[INFO] [stdout]   |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SineWave` and `self`
[INFO] [stdout]  --> src/main.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rodio::source::{self, SineWave, Source};
[INFO] [stdout]   |                     ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sample`
[INFO] [stdout]   --> src/main.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rodio::{OutputStream, Sample, Sink};
[INFO] [stdout]    |                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `stdin` and `stdout`
[INFO] [stdout]   --> src/main.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::{stdin, stdout, Write};
[INFO] [stdout]    |               ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EnableMouseCapture`
[INFO] [stdout]   --> src/main.rs:24:50
[INFO] [stdout]    |
[INFO] [stdout] 24 |         EnableBracketedPaste, EnableFocusChange, EnableMouseCapture, Event,
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 if (index_in_rand_queue == random_queue.len() - 1) {
[INFO] [stdout]     |                    ^                                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 148 -                 if (index_in_rand_queue == random_queue.len() - 1) {
[INFO] [stdout] 148 +                 if index_in_rand_queue == random_queue.len() - 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/main.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::{stdin, stdout, Write};
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::prelude`
[INFO] [stdout]   --> src/main.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::{fs, io, io::prelude::*, process};
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut play_random = true;
[INFO] [stdout]    |         ----^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indicator_chars_set_2`
[INFO] [stdout]   --> src/main.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let indicator_chars_set_2 = vec!["I", "II", "III", "IIII"];
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_indicator_chars_set_2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     for n in 0..N_OF_LINES {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `string_to_print` is never read
[INFO] [stdout]    --> src/main.rs:43:39
[INFO] [stdout]     |
[INFO] [stdout]  43 |     let mut string_to_print: String = "".to_owned();
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 156 |                     string_to_print = string_to_print
[INFO] [stdout]     |                     --------------- `string_to_print` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wait` is never used
[INFO] [stdout]    --> src/main.rs:383:4
[INFO] [stdout]     |
[INFO] [stdout] 383 | fn wait(time: u64) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trim_newline` is never used
[INFO] [stdout]    --> src/main.rs:391:4
[INFO] [stdout]     |
[INFO] [stdout] 391 | fn trim_newline(s: &mut String) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_stdin` is never used
[INFO] [stdout]    --> src/main.rs:399:4
[INFO] [stdout]     |
[INFO] [stdout] 399 | fn read_stdin() -> String {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_type_of` is never used
[INFO] [stdout]    --> src/main.rs:445:4
[INFO] [stdout]     |
[INFO] [stdout] 445 | fn print_type_of<T>(_: &T) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | /     execute!(
[INFO] [stdout] 72 | |         std::io::stdout(),
[INFO] [stdout] 73 | |         EnableBracketedPaste,
[INFO] [stdout] 74 | |         EnableFocusChange,
[INFO] [stdout] 75 | |         //EnableMouseCapture
[INFO] [stdout] 76 | |     );
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 71 ~     let _ = execute!(
[INFO] [stdout] 72 |         std::io::stdout(),
[INFO] [stdout] ...
[INFO] [stdout] 75 |         //EnableMouseCapture
[INFO] [stdout] 76 ~     );;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:194:21
[INFO] [stdout]     |
[INFO] [stdout] 194 |                     execute!(std::io::stdout(), MoveUp(1), Clear(ClearType::CurrentLine));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 194 |                     let _ = execute!(std::io::stdout(), MoveUp(1), Clear(ClearType::CurrentLine));;
[INFO] [stdout]     |                     +++++++                                                                      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 | /     execute!(
[INFO] [stdout] 207 | |         std::io::stdout(),
[INFO] [stdout] 208 | |         DisableBracketedPaste,
[INFO] [stdout] 209 | |         DisableFocusChange,
[INFO] [stdout] 210 | |         //DisableMouseCapture
[INFO] [stdout] 211 | |     );
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 206 ~     let _ = execute!(
[INFO] [stdout] 207 |         std::io::stdout(),
[INFO] [stdout] ...
[INFO] [stdout] 210 |         //DisableMouseCapture
[INFO] [stdout] 211 ~     );;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:212:5
[INFO] [stdout]     |
[INFO] [stdout] 212 |     disable_raw_mode();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 212 |     let _ = disable_raw_mode();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:374:5
[INFO] [stdout]     |
[INFO] [stdout] 374 | /     execute!(
[INFO] [stdout] 375 | |         std::io::stdout(),
[INFO] [stdout] 376 | |         DisableBracketedPaste,
[INFO] [stdout] 377 | |         DisableFocusChange,
[INFO] [stdout] 378 | |         DisableMouseCapture
[INFO] [stdout] 379 | |     );
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 374 ~     let _ = execute!(
[INFO] [stdout] 375 |         std::io::stdout(),
[INFO] [stdout] ...
[INFO] [stdout] 378 |         DisableMouseCapture
[INFO] [stdout] 379 ~     );;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:380:5
[INFO] [stdout]     |
[INFO] [stdout] 380 |     disable_raw_mode();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 380 |     let _ = disable_raw_mode();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.97s
[INFO] running `Command { std: "docker" "inspect" "e0cf13e33d774ae772c5fedadb8cdcaf299ab1db4ae37bd6cd240f38002bf569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0cf13e33d774ae772c5fedadb8cdcaf299ab1db4ae37bd6cd240f38002bf569", kill_on_drop: false }`
[INFO] [stdout] e0cf13e33d774ae772c5fedadb8cdcaf299ab1db4ae37bd6cd240f38002bf569
