[INFO] cloning repository https://github.com/farshed/shazam-recog-api
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/farshed/shazam-recog-api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarshed%2Fshazam-recog-api", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarshed%2Fshazam-recog-api'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88b84fbdcb15460567d6c54c1162a07d7bcf374e
[INFO] testing farshed/shazam-recog-api against 1.85.0 for beta-1.86-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffarshed%2Fshazam-recog-api" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/farshed/shazam-recog-api on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/farshed/shazam-recog-api
[INFO] finished tweaking git repo https://github.com/farshed/shazam-recog-api
[INFO] tweaked toml for git repo https://github.com/farshed/shazam-recog-api written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/farshed/shazam-recog-api 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" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.4.2
[INFO] [stderr]   Downloaded chfft v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be82d96cd0c6928bee2a1f35dccd6006790c7697a42c613dfabe1bcc4c16180f
[INFO] running `Command { std: "docker" "start" "-a" "be82d96cd0c6928bee2a1f35dccd6006790c7697a42c613dfabe1bcc4c16180f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be82d96cd0c6928bee2a1f35dccd6006790c7697a42c613dfabe1bcc4c16180f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be82d96cd0c6928bee2a1f35dccd6006790c7697a42c613dfabe1bcc4c16180f", kill_on_drop: false }`
[INFO] [stdout] be82d96cd0c6928bee2a1f35dccd6006790c7697a42c613dfabe1bcc4c16180f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 655ea009678e7f2ae14b478edd040c874d8b345b0324c2249956b8d35a3b50ca
[INFO] running `Command { std: "docker" "start" "-a" "655ea009678e7f2ae14b478edd040c874d8b345b0324c2249956b8d35a3b50ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling chfft v0.3.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.83
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.83
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.83
[INFO] [stderr]    Compiling wasm-bindgen v0.2.83
[INFO] [stderr]    Compiling shazam-fpgen v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `FingerprintGenerator` is never constructed
[INFO] [stdout]  --> src/fingerprint_gen.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FingerprintGenerator {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `make_signature_from_buffer`, `do_fft`, `do_peak_spreading`, and `do_peak_recognition` are never used
[INFO] [stdout]    --> src/fingerprint_gen.rs:31:12
[INFO] [stdout]     |
[INFO] [stdout] 30  | impl FingerprintGenerator {
[INFO] [stdout]     | ------------------------- associated items in this implementation
[INFO] [stdout] 31  |     pub fn make_signature_from_buffer(s16_mono_16khz_buffer: &[i16]) -> DecodedSignature {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70  |     fn do_fft(self: &mut Self, s16_mono_16khz_buffer: &[i16]) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn do_peak_spreading(self: &mut Self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     fn do_peak_recognition(self: &mut Self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HANNING_MULTIPLIERS` is never used
[INFO] [stdout]  --> src/hanning.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const HANNING_MULTIPLIERS: [f32; 2048] = [
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DATA_URI_PREFIX` is never used
[INFO] [stdout]  --> src/signature.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const DATA_URI_PREFIX: &str = "data:audio/vnd.shazam.sig;base64,";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FrequencyPeak` is never constructed
[INFO] [stdout]   --> src/signature.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FrequencyPeak {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_frequency_hz`, `get_amplitude_pcm`, and `get_seconds` are never used
[INFO] [stdout]   --> src/signature.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl FrequencyPeak {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] 19 |     pub fn get_frequency_hz(self: &Self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn get_amplitude_pcm(self: &Self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn get_seconds(self: &Self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RawSignatureHeader` is never constructed
[INFO] [stdout]   --> src/signature.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct RawSignatureHeader {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DecodedSignature` is never constructed
[INFO] [stdout]   --> src/signature.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct DecodedSignature {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `decode_from_binary`, `encode_to_binary`, and `to_lure` are never used
[INFO] [stdout]    --> src/signature.rs:73:12
[INFO] [stdout]     |
[INFO] [stdout] 72  | impl DecodedSignature {
[INFO] [stdout]     | --------------------- associated items in this implementation
[INFO] [stdout] 73  |     pub fn decode_from_binary(data: &[u8]) -> Result<Self, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |     pub fn encode_to_binary(self: &Self) -> Result<Vec<u8>, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 292 |     pub fn to_lure(self: &Self) -> Result<Vec<i16>, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.83
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "655ea009678e7f2ae14b478edd040c874d8b345b0324c2249956b8d35a3b50ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "655ea009678e7f2ae14b478edd040c874d8b345b0324c2249956b8d35a3b50ca", kill_on_drop: false }`
[INFO] [stdout] 655ea009678e7f2ae14b478edd040c874d8b345b0324c2249956b8d35a3b50ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34be5625bc3dad8d09e476d43d62bfa771991afa2d2ff15036c76e60e41d4edd
[INFO] running `Command { std: "docker" "start" "-a" "34be5625bc3dad8d09e476d43d62bfa771991afa2d2ff15036c76e60e41d4edd", kill_on_drop: false }`
[INFO] [stderr]    Compiling shazam-fpgen v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `FingerprintGenerator` is never constructed
[INFO] [stdout]  --> src/fingerprint_gen.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct FingerprintGenerator {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `make_signature_from_buffer`, `do_fft`, `do_peak_spreading`, and `do_peak_recognition` are never used
[INFO] [stdout]    --> src/fingerprint_gen.rs:31:12
[INFO] [stdout]     |
[INFO] [stdout] 30  | impl FingerprintGenerator {
[INFO] [stdout]     | ------------------------- associated items in this implementation
[INFO] [stdout] 31  |     pub fn make_signature_from_buffer(s16_mono_16khz_buffer: &[i16]) -> DecodedSignature {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70  |     fn do_fft(self: &mut Self, s16_mono_16khz_buffer: &[i16]) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn do_peak_spreading(self: &mut Self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     fn do_peak_recognition(self: &mut Self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HANNING_MULTIPLIERS` is never used
[INFO] [stdout]  --> src/hanning.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const HANNING_MULTIPLIERS: [f32; 2048] = [
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DATA_URI_PREFIX` is never used
[INFO] [stdout]  --> src/signature.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const DATA_URI_PREFIX: &str = "data:audio/vnd.shazam.sig;base64,";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FrequencyPeak` is never constructed
[INFO] [stdout]   --> src/signature.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FrequencyPeak {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_frequency_hz`, `get_amplitude_pcm`, and `get_seconds` are never used
[INFO] [stdout]   --> src/signature.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl FrequencyPeak {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] 19 |     pub fn get_frequency_hz(self: &Self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn get_amplitude_pcm(self: &Self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn get_seconds(self: &Self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RawSignatureHeader` is never constructed
[INFO] [stdout]   --> src/signature.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct RawSignatureHeader {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DecodedSignature` is never constructed
[INFO] [stdout]   --> src/signature.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct DecodedSignature {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `decode_from_binary`, `encode_to_binary`, and `to_lure` are never used
[INFO] [stdout]    --> src/signature.rs:73:12
[INFO] [stdout]     |
[INFO] [stdout] 72  | impl DecodedSignature {
[INFO] [stdout]     | --------------------- associated items in this implementation
[INFO] [stdout] 73  |     pub fn decode_from_binary(data: &[u8]) -> Result<Self, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |     pub fn encode_to_binary(self: &Self) -> Result<Vec<u8>, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 292 |     pub fn to_lure(self: &Self) -> Result<Vec<i16>, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.83
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "34be5625bc3dad8d09e476d43d62bfa771991afa2d2ff15036c76e60e41d4edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34be5625bc3dad8d09e476d43d62bfa771991afa2d2ff15036c76e60e41d4edd", kill_on_drop: false }`
[INFO] [stdout] 34be5625bc3dad8d09e476d43d62bfa771991afa2d2ff15036c76e60e41d4edd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38f1d6744b991088213e6413e7001e76e37e46757746e336d9f30a201744113b
[INFO] running `Command { std: "docker" "start" "-a" "38f1d6744b991088213e6413e7001e76e37e46757746e336d9f30a201744113b", kill_on_drop: false }`
[INFO] [stderr] warning: struct `FingerprintGenerator` is never constructed
[INFO] [stderr]  --> src/fingerprint_gen.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct FingerprintGenerator {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `make_signature_from_buffer`, `do_fft`, `do_peak_spreading`, and `do_peak_recognition` are never used
[INFO] [stderr]    --> src/fingerprint_gen.rs:31:12
[INFO] [stderr]     |
[INFO] [stderr] 30  | impl FingerprintGenerator {
[INFO] [stderr]     | ------------------------- associated items in this implementation
[INFO] [stderr] 31  |     pub fn make_signature_from_buffer(s16_mono_16khz_buffer: &[i16]) -> DecodedSignature {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70  |     fn do_fft(self: &mut Self, s16_mono_16khz_buffer: &[i16]) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 112 |     fn do_peak_spreading(self: &mut Self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 146 |     fn do_peak_recognition(self: &mut Self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `HANNING_MULTIPLIERS` is never used
[INFO] [stderr]  --> src/hanning.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const HANNING_MULTIPLIERS: [f32; 2048] = [
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `DATA_URI_PREFIX` is never used
[INFO] [stderr]  --> src/signature.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const DATA_URI_PREFIX: &str = "data:audio/vnd.shazam.sig;base64,";
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FrequencyPeak` is never constructed
[INFO] [stderr]   --> src/signature.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct FrequencyPeak {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_frequency_hz`, `get_amplitude_pcm`, and `get_seconds` are never used
[INFO] [stderr]   --> src/signature.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl FrequencyPeak {
[INFO] [stderr]    | ------------------ methods in this implementation
[INFO] [stderr] 19 |     pub fn get_frequency_hz(self: &Self) -> f32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn get_amplitude_pcm(self: &Self) -> f32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 |     pub fn get_seconds(self: &Self) -> f32 {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RawSignatureHeader` is never constructed
[INFO] [stderr]   --> src/signature.rs:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | struct RawSignatureHeader {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DecodedSignature` is never constructed
[INFO] [stderr]   --> src/signature.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub struct DecodedSignature {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `decode_from_binary`, `encode_to_binary`, and `to_lure` are never used
[INFO] [stderr]    --> src/signature.rs:73:12
[INFO] [stderr]     |
[INFO] [stderr] 72  | impl DecodedSignature {
[INFO] [stderr]     | --------------------- associated items in this implementation
[INFO] [stderr] 73  |     pub fn decode_from_binary(data: &[u8]) -> Result<Self, Box<dyn Error>> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 198 |     pub fn encode_to_binary(self: &Self) -> Result<Vec<u8>, Box<dyn Error>> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 292 |     pub fn to_lure(self: &Self) -> Result<Vec<i16>, Box<dyn Error>> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `shazam-fpgen` (lib test) generated 9 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.83
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shazam_fpgen-3951bec7f31d1444)
[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] running `Command { std: "docker" "inspect" "38f1d6744b991088213e6413e7001e76e37e46757746e336d9f30a201744113b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f1d6744b991088213e6413e7001e76e37e46757746e336d9f30a201744113b", kill_on_drop: false }`
[INFO] [stdout] 38f1d6744b991088213e6413e7001e76e37e46757746e336d9f30a201744113b
