[INFO] cloning repository https://github.com/MaderNoob/voice_chat_v1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MaderNoob/voice_chat_v1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaderNoob%2Fvoice_chat_v1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaderNoob%2Fvoice_chat_v1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85207a4bf22854af9672eed3050408b2646703b5
[INFO] checking MaderNoob/voice_chat_v1 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaderNoob%2Fvoice_chat_v1" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MaderNoob/voice_chat_v1
[INFO] finished tweaking git repo https://github.com/MaderNoob/voice_chat_v1
[INFO] tweaked toml for git repo https://github.com/MaderNoob/voice_chat_v1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MaderNoob/voice_chat_v1 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MaderNoob/voice_chat_v1 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `voice_chat_v1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../voice_chat_v1
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `voice-chat-v1`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "voice_chat_v1"
[INFO] [stderr] 10 + name = "voice-chat-v1"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `voice-chat-v1`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:11:19
[INFO] [stderr]    |
[INFO] [stderr] 11 ~ version = "0.1.0"
[INFO] [stderr] 12 + [[bin]]
[INFO] [stderr] 13 + name = "voice-chat-v1"
[INFO] [stderr] 14 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `voice_chat_v1` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded text_io v0.1.8
[INFO] [stderr]   Downloaded const_fn v0.4.4
[INFO] [stderr]   Downloaded tar v0.4.30
[INFO] [stderr]   Downloaded chunked_transfer v1.3.0
[INFO] [stderr]   Downloaded libflate_lz77 v1.0.0
[INFO] [stderr]   Downloaded alsa v0.4.3
[INFO] [stderr]   Downloaded libflate v1.0.3
[INFO] [stderr]   Downloaded oboe v0.3.1
[INFO] [stderr]   Downloaded webpki-roots v0.21.0
[INFO] [stderr]   Downloaded cpal v0.13.1
[INFO] [stderr]   Downloaded cookie v0.14.3
[INFO] [stderr]   Downloaded jni v0.14.0
[INFO] [stderr]   Downloaded publicsuffix v1.5.4
[INFO] [stderr]   Downloaded combine v4.5.1
[INFO] [stderr]   Downloaded oboe-sys v0.3.0
[INFO] [stderr]   Downloaded jni v0.17.0
[INFO] [stderr]   Downloaded addr2line v0.14.0
[INFO] [stderr]   Downloaded rustls v0.19.0
[INFO] [stderr]   Downloaded bytes v1.0.0
[INFO] [stderr]   Downloaded filetime v0.2.13
[INFO] [stderr]   Downloaded fetch_unroll v0.2.2
[INFO] [stderr]   Downloaded standback v0.2.14
[INFO] [stderr]   Downloaded ring v0.16.19
[INFO] [stderr]   Downloaded ureq v1.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 445a6a7e7d958e0ac6b67eb7f4acc269b90be4b7b874970d3e13ce9f76664543
[INFO] running `Command { std: "docker" "start" "445a6a7e7d958e0ac6b67eb7f4acc269b90be4b7b874970d3e13ce9f76664543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "445a6a7e7d958e0ac6b67eb7f4acc269b90be4b7b874970d3e13ce9f76664543", 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" "445a6a7e7d958e0ac6b67eb7f4acc269b90be4b7b874970d3e13ce9f76664543" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "445a6a7e7d958e0ac6b67eb7f4acc269b90be4b7b874970d3e13ce9f76664543", 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" "445a6a7e7d958e0ac6b67eb7f4acc269b90be4b7b874970d3e13ce9f76664543" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `voice_chat_v1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../voice_chat_v1
[INFO] [stderr]    |                          ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `voice-chat-v1`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "voice_chat_v1"
[INFO] [stderr] 10 + name = "voice-chat-v1"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `voice-chat-v1`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:11:19
[INFO] [stderr]    |
[INFO] [stderr] 11 ~ version = "0.1.0"
[INFO] [stderr] 12 + [[bin]]
[INFO] [stderr] 13 + name = "voice-chat-v1"
[INFO] [stderr] 14 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `voice_chat_v1` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling cpal v0.13.1
[INFO] [stderr]     Checking text_io v0.1.8
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking alsa v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking voice_chat_v1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SampleFormat` and `host_from_id`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     host_from_id,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 3 |     traits::{DeviceTrait, HostTrait, StreamTrait},
[INFO] [stdout] 4 |     SampleFormat,
[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: `std::net::UdpSocket`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `net::SocketAddr`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     net::SocketAddr,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SampleFormat` and `host_from_id`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     host_from_id,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 3 |     traits::{DeviceTrait, HostTrait, StreamTrait},
[INFO] [stdout] 4 |     SampleFormat,
[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: `std::net::UdpSocket`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::net::UdpSocket;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `net::SocketAddr`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     net::SocketAddr,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `warning`
[INFO] [stdout]   --> src/control.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn handle_warning(warning: ControlWarningKind) {}
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_warning`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ep`
[INFO] [stdout]   --> src/control.rs:67:22
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let (amount, ep) = sock
[INFO] [stdout]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_ep`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_code`
[INFO] [stdout]   --> src/control.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let request_code = match InitialRequestCode::try_from(buffer[0]) {
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]   --> src/main.rs:60:37
[INFO] [stdout]    |
[INFO] [stdout] 60 |             move |data: &mut [f32], info| {
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]   --> src/main.rs:42:33
[INFO] [stdout]    |
[INFO] [stdout] 42 |             move |data: &[f32], info| {
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]    --> src/main.rs:124:37
[INFO] [stdout]     |
[INFO] [stdout] 124 |             move |data: &mut [f32], info| {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]    --> src/main.rs:100:33
[INFO] [stdout]     |
[INFO] [stdout] 100 |             move |data: &[f32], info| {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_channels` is never used
[INFO] [stdout]   --> src/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn main_channels() {
[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 `main_mutex` is never used
[INFO] [stdout]   --> src/main.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn main_mutex() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONTROL_PORT` is never used
[INFO] [stdout]  --> src/control.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const CONTROL_PORT: u16 = 4741;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ControlWarningKind` is never used
[INFO] [stdout]  --> src/control.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ControlWarningKind {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ControlErrorKind` is never used
[INFO] [stdout]   --> src/control.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum ControlErrorKind {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ControlError` is never constructed
[INFO] [stdout]   --> src/control.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct ControlError {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> src/control.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | type Result<T> = std::result::Result<T, ControlError>;
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InitialRequestCode` is never used
[INFO] [stdout]   --> src/control.rs:25:6
[INFO] [stdout]    |
[INFO] [stdout] 25 | enum InitialRequestCode {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ControlResultHandler` is never used
[INFO] [stdout]   --> src/control.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | trait ControlResultHandler<T> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ControlIOResultHandler` is never used
[INFO] [stdout]   --> src/control.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | trait ControlIOResultHandler<T> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_warning` is never used
[INFO] [stdout]   --> src/control.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn handle_warning(warning: ControlWarningKind) {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `control_thread` is never used
[INFO] [stdout]   --> src/control.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn control_thread() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_control_thread` is never used
[INFO] [stdout]   --> src/control.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn start_control_thread() -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wait_for_conversation` is never used
[INFO] [stdout]   --> src/control.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn wait_for_conversation(sock: UdpSocket) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `warning`
[INFO] [stdout]   --> src/control.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn handle_warning(warning: ControlWarningKind) {}
[INFO] [stdout]    |                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_warning`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ep`
[INFO] [stdout]   --> src/control.rs:67:22
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let (amount, ep) = sock
[INFO] [stdout]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_ep`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 sender.send(Vec::from(data));
[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] 44 |                 let _ = sender.send(Vec::from(data));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_code`
[INFO] [stdout]   --> src/control.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let request_code = match InitialRequestCode::try_from(buffer[0]) {
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]   --> src/main.rs:60:37
[INFO] [stdout]    |
[INFO] [stdout] 60 |             move |data: &mut [f32], info| {
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]   --> src/main.rs:42:33
[INFO] [stdout]    |
[INFO] [stdout] 42 |             move |data: &[f32], info| {
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]    --> src/main.rs:124:37
[INFO] [stdout]     |
[INFO] [stdout] 124 |             move |data: &mut [f32], info| {
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]    --> src/main.rs:100:33
[INFO] [stdout]     |
[INFO] [stdout] 100 |             move |data: &[f32], info| {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main_channels` is never used
[INFO] [stdout]   --> src/main.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn main_channels() {
[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 `main_mutex` is never used
[INFO] [stdout]   --> src/main.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn main_mutex() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONTROL_PORT` is never used
[INFO] [stdout]  --> src/control.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const CONTROL_PORT: u16 = 4741;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ControlWarningKind` is never used
[INFO] [stdout]  --> src/control.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ControlWarningKind {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ControlErrorKind` is never used
[INFO] [stdout]   --> src/control.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum ControlErrorKind {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ControlError` is never constructed
[INFO] [stdout]   --> src/control.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct ControlError {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> src/control.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 | type Result<T> = std::result::Result<T, ControlError>;
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `InitialRequestCode` is never used
[INFO] [stdout]   --> src/control.rs:25:6
[INFO] [stdout]    |
[INFO] [stdout] 25 | enum InitialRequestCode {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ControlResultHandler` is never used
[INFO] [stdout]   --> src/control.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 | trait ControlResultHandler<T> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ControlIOResultHandler` is never used
[INFO] [stdout]   --> src/control.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | trait ControlIOResultHandler<T> {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_warning` is never used
[INFO] [stdout]   --> src/control.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn handle_warning(warning: ControlWarningKind) {}
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `control_thread` is never used
[INFO] [stdout]   --> src/control.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn control_thread() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_control_thread` is never used
[INFO] [stdout]   --> src/control.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn start_control_thread() -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wait_for_conversation` is never used
[INFO] [stdout]   --> src/control.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn wait_for_conversation(sock: UdpSocket) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 sender.send(Vec::from(data));
[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] 44 |                 let _ = sender.send(Vec::from(data));
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `text_io`
[INFO] [stderr]  --> Cargo.toml:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | text_io = "0.1.8"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `text_io`
[INFO] [stderr] warning: `voice_chat_v1` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.31s
[INFO] running `Command { std: "docker" "inspect" "445a6a7e7d958e0ac6b67eb7f4acc269b90be4b7b874970d3e13ce9f76664543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445a6a7e7d958e0ac6b67eb7f4acc269b90be4b7b874970d3e13ce9f76664543", kill_on_drop: false }`
[INFO] [stdout] 445a6a7e7d958e0ac6b67eb7f4acc269b90be4b7b874970d3e13ce9f76664543
