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[INFO] [stdout] warning: unused import: `preprocessing::AudioPreprocessor`
[INFO] [stdout]  --> src/audio/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use preprocessing::AudioPreprocessor;
[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 imports: `FftPlanner` and `num_complex::Complex`
[INFO] [stdout]  --> src/features/pitch.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustfft::{FftPlanner, num_complex::Complex};
[INFO] [stdout]   |               ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FftPlanner` and `num_complex::Complex`
[INFO] [stdout]  --> src/features/spectral.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustfft::{FftPlanner, num_complex::Complex};
[INFO] [stdout]   |               ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Raag`
[INFO] [stdout]  --> src/classification/classifier.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Raag, RaagDatabase};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `preprocessing::AudioPreprocessor`
[INFO] [stdout]  --> src/audio/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use preprocessing::AudioPreprocessor;
[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 imports: `FftPlanner` and `num_complex::Complex`
[INFO] [stdout]  --> src/features/pitch.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustfft::{FftPlanner, num_complex::Complex};
[INFO] [stdout]   |               ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FftPlanner` and `num_complex::Complex`
[INFO] [stdout]  --> src/features/spectral.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustfft::{FftPlanner, num_complex::Complex};
[INFO] [stdout]   |               ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Raag`
[INFO] [stdout]  --> src/classification/classifier.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Raag, RaagDatabase};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spectral_analyzer`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let spectral_analyzer = SpectralAnalyzer::new(audio.sample_rate, 2048);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_spectral_analyzer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AudioPreprocessor` is never constructed
[INFO] [stdout]  --> src/audio/preprocessing.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct AudioPreprocessor;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `normalize`, `apply_window`, and `remove_dc_offset` are never used
[INFO] [stdout]   --> src/audio/preprocessing.rs:4:12
[INFO] [stdout]    |
[INFO] [stdout]  3 | impl AudioPreprocessor {
[INFO] [stdout]    | ---------------------- associated functions in this implementation
[INFO] [stdout]  4 |     pub fn normalize(samples: &[f32]) -> Vec<f32> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn apply_window(samples: &[f32], window_size: usize) -> Vec<Vec<f32>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn remove_dc_offset(samples: &[f32]) -> Vec<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sample_rate` and `fft_size` are never read
[INFO] [stdout]  --> src/features/spectral.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SpectralAnalyzer {
[INFO] [stdout]   |            ---------------- fields in this struct
[INFO] [stdout] 4 |     sample_rate: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 5 |     fft_size: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `spectral_centroid`, `spectral_rolloff`, and `spectral_flux` are never used
[INFO] [stdout]   --> src/features/spectral.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl SpectralAnalyzer {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn spectral_centroid(&self, spectrum: &[f32]) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn spectral_rolloff(&self, spectrum: &[f32], percentile: f32) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn spectral_flux(&self, prev_spectrum: &[f32], curr_spectrum: &[f32]) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find_raag` is never used
[INFO] [stdout]   --> src/classification/raag_db.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl RaagDatabase {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn find_raag(&self, name: &str) -> Option<&Raag> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `chromagram` and `spectral_centroid` are never read
[INFO] [stdout]  --> src/classification/classifier.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AudioFeatures {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 5 |     pub pitch_contour: Vec<f32>,
[INFO] [stdout] 6 |     pub chromagram: Vec<[f32; 12]>,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 7 |     pub spectral_centroid: Vec<f32>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spectral_analyzer`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let spectral_analyzer = SpectralAnalyzer::new(audio.sample_rate, 2048);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_spectral_analyzer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AudioPreprocessor` is never constructed
[INFO] [stdout]  --> src/audio/preprocessing.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct AudioPreprocessor;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `normalize`, `apply_window`, and `remove_dc_offset` are never used
[INFO] [stdout]   --> src/audio/preprocessing.rs:4:12
[INFO] [stdout]    |
[INFO] [stdout]  3 | impl AudioPreprocessor {
[INFO] [stdout]    | ---------------------- associated functions in this implementation
[INFO] [stdout]  4 |     pub fn normalize(samples: &[f32]) -> Vec<f32> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn apply_window(samples: &[f32], window_size: usize) -> Vec<Vec<f32>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn remove_dc_offset(samples: &[f32]) -> Vec<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sample_rate` and `fft_size` are never read
[INFO] [stdout]  --> src/features/spectral.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SpectralAnalyzer {
[INFO] [stdout]   |            ---------------- fields in this struct
[INFO] [stdout] 4 |     sample_rate: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 5 |     fft_size: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `spectral_centroid`, `spectral_rolloff`, and `spectral_flux` are never used
[INFO] [stdout]   --> src/features/spectral.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl SpectralAnalyzer {
[INFO] [stdout]    | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn spectral_centroid(&self, spectrum: &[f32]) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn spectral_rolloff(&self, spectrum: &[f32], percentile: f32) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn spectral_flux(&self, prev_spectrum: &[f32], curr_spectrum: &[f32]) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find_raag` is never used
[INFO] [stdout]   --> src/classification/raag_db.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl RaagDatabase {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn find_raag(&self, name: &str) -> Option<&Raag> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `chromagram` and `spectral_centroid` are never read
[INFO] [stdout]  --> src/classification/classifier.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AudioFeatures {
[INFO] [stdout]   |            ------------- fields in this struct
[INFO] [stdout] 5 |     pub pitch_contour: Vec<f32>,
[INFO] [stdout] 6 |     pub chromagram: Vec<[f32; 12]>,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 7 |     pub spectral_centroid: Vec<f32>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.40s
[INFO] running `Command { std: "docker" "inspect" "ed12f4bd837ba881e19f43047578bc1b0ff61d245c1f709dd840576275909e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed12f4bd837ba881e19f43047578bc1b0ff61d245c1f709dd840576275909e83", kill_on_drop: false }`
[INFO] [stdout] ed12f4bd837ba881e19f43047578bc1b0ff61d245c1f709dd840576275909e83
