[INFO] cloning repository https://github.com/cxrvus/byteseq
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cxrvus/byteseq" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcxrvus%2Fbyteseq", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcxrvus%2Fbyteseq'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7ca639c01b400477b68dd777d0fa4d4f1068bee
[INFO] checking cxrvus/byteseq against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcxrvus%2Fbyteseq" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cxrvus/byteseq
[INFO] finished tweaking git repo https://github.com/cxrvus/byteseq
[INFO] tweaked toml for git repo https://github.com/cxrvus/byteseq written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cxrvus/byteseq on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cxrvus/byteseq 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff729b690a925413e9973ee62ce3be4098572a55648246a4125aec2e7804cbe2
[INFO] running `Command { std: "docker" "start" "-a" "ff729b690a925413e9973ee62ce3be4098572a55648246a4125aec2e7804cbe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff729b690a925413e9973ee62ce3be4098572a55648246a4125aec2e7804cbe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff729b690a925413e9973ee62ce3be4098572a55648246a4125aec2e7804cbe2", kill_on_drop: false }`
[INFO] [stdout] ff729b690a925413e9973ee62ce3be4098572a55648246a4125aec2e7804cbe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28c3f3ee8467a9661b24baf8da64154c7981f90b372a9146f66f203b035d8ef1
[INFO] running `Command { std: "docker" "start" "-a" "28c3f3ee8467a9661b24baf8da64154c7981f90b372a9146f66f203b035d8ef1", kill_on_drop: false }`
[INFO] [stderr]     Checking symphonia-core v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling alsa-sys v0.4.0
[INFO] [stderr]    Compiling cpal v0.17.3
[INFO] [stderr]     Checking extended v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling clap_derive v4.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking alsa v0.11.0
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking symphonia-metadata v0.5.5
[INFO] [stderr]     Checking symphonia-codec-pcm v0.5.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking symphonia-utils-xiph v0.5.5
[INFO] [stderr]     Checking symphonia-format-riff v0.5.5
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.5
[INFO] [stderr]     Checking symphonia-format-ogg v0.5.5
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking clap v4.6.0
[INFO] [stderr]     Checking symphonia v0.5.5
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking rodio v0.22.2
[INFO] [stderr]     Checking byteseq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::player::Message`
[INFO] [stdout]  --> src/player/playback.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::player::Message;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::player::Sound`
[INFO] [stdout]  --> src/player/playback.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::player::Sound;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rodio::play`
[INFO] [stdout]  --> src/player/playback.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rodio::play;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SineWave` and `Source`
[INFO] [stdout]  --> src/player/playback.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rodio::source::{SineWave, Source};
[INFO] [stdout]   |                     ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/player/playback.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::player::Message`
[INFO] [stdout]  --> src/player/playback.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::player::Message;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::player::Sound`
[INFO] [stdout]  --> src/player/playback.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::player::Sound;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rodio::play`
[INFO] [stdout]  --> src/player/playback.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rodio::play;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SineWave` and `Source`
[INFO] [stdout]  --> src/player/playback.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rodio::source::{SineWave, Source};
[INFO] [stdout]   |                     ^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/player/playback.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sound`
[INFO] [stdout]   --> src/player/playback.rs:30:14
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let Note { sound, msg } = note;
[INFO] [stdout]    |                    ^^^^^ help: try ignoring the field: `sound: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/player/playback.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let Note { sound, msg } = note;
[INFO] [stdout]    |                           ^^^ help: try ignoring the field: `msg: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mixer`
[INFO] [stdout]   --> src/player/playback.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mixer = self.sink.mixer();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_mixer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/player/mod.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(config: NoteConfig) -> Result<Self> {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/player/mod.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn tick(self, value: u8) {}
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/player/mod.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn convert(config: NoteConfig, value: u8) -> Note {
[INFO] [stdout]    |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/player/mod.rs:29:37
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn convert(config: NoteConfig, value: u8) -> Note {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `samples` and `channels` are never read
[INFO] [stdout]   --> src/config.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct NoteConfig {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 10 |     samples: Vec<SampleConfig>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     channels: Bank<ChannelConfig>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NoteConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `mode`, `path`, and `duration` are never read
[INFO] [stdout]   --> src/config.rs:18:2
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct SampleConfig {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 18 |     id: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     mode: Option<TriggerMode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     /// optional duration in ms
[INFO] [stdout] 22 |     duration: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SampleConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `polyphony`, and `voice` are never read
[INFO] [stdout]   --> src/config.rs:27:2
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct ChannelConfig {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 27 |     name: Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 28 |     polyphony: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     voice: VoiceMode,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ChannelConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `default_mode` and `samples` are never read
[INFO] [stdout]   --> src/config.rs:41:2
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct SampleBank {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 41 |     default_mode: Option<TriggerMode>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 42 |     samples: Bank<SampleConfig>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SampleBank` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `SongPlayer` is never constructed
[INFO] [stdout]  --> src/player/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct SongPlayer {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]  --> src/player/mod.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct SongPlayer {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 8 |     // song: Song, // todo: implement
[INFO] [stdout] 9 |     config: NoteConfig,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sounds` is never read
[INFO] [stdout]   --> src/player/mod.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct NotePlayer<P: SoundPlayer> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 13 |     sounds: Vec<P>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev_notes` and `current_notes` are never read
[INFO] [stdout]   --> src/player/mod.rs:24:2
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct NoteConverter {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 24 |     prev_notes: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 25 |     current_notes: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `players` is never read
[INFO] [stdout]   --> src/player/playback.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct NativeSoundPlayer {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 16 |     sink: MixerDeviceSink,
[INFO] [stdout] 17 |     players: Vec<Player>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `byteseq` (lib test) due to 1 previous error; 20 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `sound`
[INFO] [stdout]   --> src/player/playback.rs:30:14
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let Note { sound, msg } = note;
[INFO] [stdout]    |                    ^^^^^ help: try ignoring the field: `sound: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/player/playback.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let Note { sound, msg } = note;
[INFO] [stdout]    |                           ^^^ help: try ignoring the field: `msg: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mixer`
[INFO] [stdout]   --> src/player/playback.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mixer = self.sink.mixer();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_mixer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/player/mod.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(config: NoteConfig) -> Result<Self> {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/player/mod.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn tick(self, value: u8) {}
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/player/mod.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn convert(config: NoteConfig, value: u8) -> Note {
[INFO] [stdout]    |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/player/mod.rs:29:37
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn convert(config: NoteConfig, value: u8) -> Note {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `samples` and `channels` are never read
[INFO] [stdout]   --> src/config.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct NoteConfig {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 10 |     samples: Vec<SampleConfig>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     channels: Bank<ChannelConfig>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NoteConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `mode`, `path`, and `duration` are never read
[INFO] [stdout]   --> src/config.rs:18:2
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct SampleConfig {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 18 |     id: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 19 |     mode: Option<TriggerMode>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     /// optional duration in ms
[INFO] [stdout] 22 |     duration: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SampleConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `polyphony`, and `voice` are never read
[INFO] [stdout]   --> src/config.rs:27:2
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct ChannelConfig {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 27 |     name: Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 28 |     polyphony: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     voice: VoiceMode,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ChannelConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `default_mode` and `samples` are never read
[INFO] [stdout]   --> src/config.rs:41:2
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct SampleBank {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 41 |     default_mode: Option<TriggerMode>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 42 |     samples: Bank<SampleConfig>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SampleBank` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `SongPlayer` is never constructed
[INFO] [stdout]  --> src/player/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct SongPlayer {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]  --> src/player/mod.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct SongPlayer {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 8 |     // song: Song, // todo: implement
[INFO] [stdout] 9 |     config: NoteConfig,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sounds` is never read
[INFO] [stdout]   --> src/player/mod.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct NotePlayer<P: SoundPlayer> {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 13 |     sounds: Vec<P>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prev_notes` and `current_notes` are never read
[INFO] [stdout]   --> src/player/mod.rs:24:2
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct NoteConverter {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 24 |     prev_notes: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 25 |     current_notes: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `players` is never read
[INFO] [stdout]   --> src/player/playback.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct NativeSoundPlayer {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 16 |     sink: MixerDeviceSink,
[INFO] [stdout] 17 |     players: Vec<Player>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `byteseq` (lib) due to 1 previous error; 20 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "28c3f3ee8467a9661b24baf8da64154c7981f90b372a9146f66f203b035d8ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28c3f3ee8467a9661b24baf8da64154c7981f90b372a9146f66f203b035d8ef1", kill_on_drop: false }`
[INFO] [stdout] 28c3f3ee8467a9661b24baf8da64154c7981f90b372a9146f66f203b035d8ef1
