[INFO] cloning repository https://github.com/mojindri/fake-shazam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mojindri/fake-shazam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmojindri%2Ffake-shazam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmojindri%2Ffake-shazam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a33ec717e1627e80cbcdbbd29295f25eb306d0c0
[INFO] checking mojindri/fake-shazam against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmojindri%2Ffake-shazam" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mojindri/fake-shazam
[INFO] finished tweaking git repo https://github.com/mojindri/fake-shazam
[INFO] tweaked toml for git repo https://github.com/mojindri/fake-shazam written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mojindri/fake-shazam on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mojindri/fake-shazam 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7401ef75c265dd687e74d3a37e22235bd56b77d73dae08bdc580a4ab8f3f072
[INFO] running `Command { std: "docker" "start" "-a" "a7401ef75c265dd687e74d3a37e22235bd56b77d73dae08bdc580a4ab8f3f072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7401ef75c265dd687e74d3a37e22235bd56b77d73dae08bdc580a4ab8f3f072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7401ef75c265dd687e74d3a37e22235bd56b77d73dae08bdc580a4ab8f3f072", kill_on_drop: false }`
[INFO] [stdout] a7401ef75c265dd687e74d3a37e22235bd56b77d73dae08bdc580a4ab8f3f072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aac3d7cd7b046455e084c5e3195b9c59e724f85196ab742219b9d3e0e7d1e22
[INFO] running `Command { std: "docker" "start" "-a" "7aac3d7cd7b046455e084c5e3195b9c59e724f85196ab742219b9d3e0e7d1e22", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.22.0
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking extended v0.1.0
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking ordered-float v5.0.0
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking symphonia-core v0.5.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking primal-check v0.3.4
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rustfft v6.3.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking alsa v0.9.1
[INFO] [stderr]     Checking symphonia-metadata v0.5.4
[INFO] [stderr]     Checking symphonia-codec-pcm v0.5.4
[INFO] [stderr]     Checking symphonia-codec-adpcm v0.5.4
[INFO] [stderr]     Checking symphonia-utils-xiph v0.5.4
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.4
[INFO] [stderr]     Checking symphonia-format-riff v0.5.4
[INFO] [stderr]     Checking symphonia-format-mkv v0.5.4
[INFO] [stderr]     Checking symphonia-bundle-flac v0.5.4
[INFO] [stderr]     Checking symphonia-format-ogg v0.5.4
[INFO] [stderr]     Checking symphonia-codec-vorbis v0.5.4
[INFO] [stderr]     Checking symphonia v0.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking fake-shazam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let (mut samples, sample_rate) = load_mp3(&audio_path)?;
[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: function `train` is never used
[INFO] [stdout]   --> src/main.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn train() {
[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 `load_mp3_dir` is never used
[INFO] [stdout]   --> src/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn load_mp3_dir() -> Vec<PathBuf> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_fingerprint` is never used
[INFO] [stdout]   --> src/database.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn save_fingerprint(fingerprint: &HashMap<u32, Couple>, path: &str) -> std::io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_unique_id` is never used
[INFO] [stdout]  --> src/other.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn generate_unique_id() -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let (mut samples, sample_rate) = load_mp3(&audio_path)?;
[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: function `train` is never used
[INFO] [stdout]   --> src/main.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn train() {
[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 `load_mp3_dir` is never used
[INFO] [stdout]   --> src/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn load_mp3_dir() -> Vec<PathBuf> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_fingerprint` is never used
[INFO] [stdout]   --> src/database.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn save_fingerprint(fingerprint: &HashMap<u32, Couple>, path: &str) -> std::io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_unique_id` is never used
[INFO] [stdout]  --> src/other.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn generate_unique_id() -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.83s
[INFO] running `Command { std: "docker" "inspect" "7aac3d7cd7b046455e084c5e3195b9c59e724f85196ab742219b9d3e0e7d1e22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aac3d7cd7b046455e084c5e3195b9c59e724f85196ab742219b9d3e0e7d1e22", kill_on_drop: false }`
[INFO] [stdout] 7aac3d7cd7b046455e084c5e3195b9c59e724f85196ab742219b9d3e0e7d1e22