[INFO] cloning repository https://github.com/smkoontz1/rust_audio_visualization
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smkoontz1/rust_audio_visualization" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmkoontz1%2Frust_audio_visualization", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmkoontz1%2Frust_audio_visualization'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5b8c26b0bb4d94ead1d9387fd33ee436f1391c5
[INFO] checking smkoontz1/rust_audio_visualization against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmkoontz1%2Frust_audio_visualization" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/smkoontz1/rust_audio_visualization
[INFO] finished tweaking git repo https://github.com/smkoontz1/rust_audio_visualization
[INFO] tweaked toml for git repo https://github.com/smkoontz1/rust_audio_visualization written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smkoontz1/rust_audio_visualization on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/smkoontz1/rust_audio_visualization 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe5312059b8ea115f38aa6e75de9a88a31d8b05f458ce9618eb20b82d407c37d
[INFO] running `Command { std: "docker" "start" "-a" "fe5312059b8ea115f38aa6e75de9a88a31d8b05f458ce9618eb20b82d407c37d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe5312059b8ea115f38aa6e75de9a88a31d8b05f458ce9618eb20b82d407c37d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5312059b8ea115f38aa6e75de9a88a31d8b05f458ce9618eb20b82d407c37d", kill_on_drop: false }`
[INFO] [stdout] fe5312059b8ea115f38aa6e75de9a88a31d8b05f458ce9618eb20b82d407c37d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f51814d7be52d066476b2ffc3906dc8c55fb5e75e6351de8f5305919d3ca148
[INFO] running `Command { std: "docker" "start" "-a" "2f51814d7be52d066476b2ffc3906dc8c55fb5e75e6351de8f5305919d3ca148", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling syn v1.0.83
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking alsa v0.5.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]     Checking pistoncore-input v1.0.1
[INFO] [stderr]     Checking pistoncore-window v0.47.1
[INFO] [stderr]     Checking pistoncore-event_loop v0.53.1
[INFO] [stderr]     Checking piston v0.53.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.69.0
[INFO] [stderr]     Checking rust_audio_visualization v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fs::File;
[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::io::BufReader`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::BufReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HostTrait`
[INFO] [stdout]   --> src/main.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 | use cpal::traits::{DeviceTrait, HostTrait, StreamTrait};
[INFO] [stdout]    |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OutputCallbackInfo` and `SampleFormat`
[INFO] [stdout]   --> src/main.rs:14:39
[INFO] [stdout]    |
[INFO] [stdout] 14 | use cpal::{Device, InputCallbackInfo, OutputCallbackInfo, SampleFormat, StreamConfig};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Spectrogram` is never constructed
[INFO] [stdout]   --> src/main.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | struct Spectrogram {
[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 `run_audio` is never used
[INFO] [stdout]    --> src/main.rs:220:4
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn run_audio<T>(device: &Device, config: &StreamConfig) -> Result<(), anyhow::Error>
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_data` is never used
[INFO] [stdout]    --> src/main.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn write_data<T>(output: &mut [T], channels: usize, next_sample: &mut dyn FnMut() -> f32)
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fs::File;
[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::io::BufReader`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::BufReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HostTrait`
[INFO] [stdout]   --> src/main.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 | use cpal::traits::{DeviceTrait, HostTrait, StreamTrait};
[INFO] [stdout]    |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OutputCallbackInfo` and `SampleFormat`
[INFO] [stdout]   --> src/main.rs:14:39
[INFO] [stdout]    |
[INFO] [stdout] 14 | use cpal::{Device, InputCallbackInfo, OutputCallbackInfo, SampleFormat, StreamConfig};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Spectrogram` is never constructed
[INFO] [stdout]   --> src/main.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | struct Spectrogram {
[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 `run_audio` is never used
[INFO] [stdout]    --> src/main.rs:220:4
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn run_audio<T>(device: &Device, config: &StreamConfig) -> Result<(), anyhow::Error>
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_data` is never used
[INFO] [stdout]    --> src/main.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn write_data<T>(output: &mut [T], channels: usize, next_sample: &mut dyn FnMut() -> f32)
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.15s
[INFO] running `Command { std: "docker" "inspect" "2f51814d7be52d066476b2ffc3906dc8c55fb5e75e6351de8f5305919d3ca148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f51814d7be52d066476b2ffc3906dc8c55fb5e75e6351de8f5305919d3ca148", kill_on_drop: false }`
[INFO] [stdout] 2f51814d7be52d066476b2ffc3906dc8c55fb5e75e6351de8f5305919d3ca148
