[INFO] cloning repository https://github.com/MosesDVarghese/piano_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MosesDVarghese/piano_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMosesDVarghese%2Fpiano_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMosesDVarghese%2Fpiano_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79e93a67998b24ee8c1c680e13e2c68ae7831c45
[INFO] testing MosesDVarghese/piano_rust against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMosesDVarghese%2Fpiano_rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MosesDVarghese/piano_rust
[INFO] finished tweaking git repo https://github.com/MosesDVarghese/piano_rust
[INFO] tweaked toml for git repo https://github.com/MosesDVarghese/piano_rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MosesDVarghese/piano_rust on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MosesDVarghese/piano_rust 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.1.21
[INFO] [stderr]   Downloaded termion v4.0.2
[INFO] [stderr]   Downloaded toml_edit v0.22.21
[INFO] [stderr]   Downloaded rodio v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26ac28eea82be5caeeb371204fa67befbcb313215517b6b2feba0747175b7ce1
[INFO] running `Command { std: "docker" "start" "-a" "26ac28eea82be5caeeb371204fa67befbcb313215517b6b2feba0747175b7ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26ac28eea82be5caeeb371204fa67befbcb313215517b6b2feba0747175b7ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ac28eea82be5caeeb371204fa67befbcb313215517b6b2feba0747175b7ce1", kill_on_drop: false }`
[INFO] [stdout] 26ac28eea82be5caeeb371204fa67befbcb313215517b6b2feba0747175b7ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40152f95bacb30b80cd351e00b74dfc55de99f0412c38f1c542e715b8f6ca2a9
[INFO] running `Command { std: "docker" "start" "-a" "40152f95bacb30b80cd351e00b74dfc55de99f0412c38f1c542e715b8f6ca2a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling bytemuck v1.18.0
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling ogg v0.8.0
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling hound v3.5.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling termion v4.0.2
[INFO] [stderr]    Compiling lewton v0.10.2
[INFO] [stderr]    Compiling symphonia-core v0.5.4
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling alsa v0.9.1
[INFO] [stderr]    Compiling symphonia-metadata v0.5.4
[INFO] [stderr]    Compiling symphonia-bundle-mp3 v0.5.4
[INFO] [stderr]    Compiling symphonia v0.5.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling rodio v0.19.0
[INFO] [stderr]    Compiling piano_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut sink = Sink::try_new(&stream_handle).unwrap();
[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: constant `AMPLITUDE` is never used
[INFO] [stdout]   --> src/main.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const AMPLITUDE: f32 = 0.5;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Square`, `Triangle`, and `Sawtooth` are never constructed
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | enum Waveform {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 19 |     Sine,
[INFO] [stdout] 20 |     Square,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 21 |     Triangle,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 22 |     Sawtooth,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Waveform` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.04s
[INFO] running `Command { std: "docker" "inspect" "40152f95bacb30b80cd351e00b74dfc55de99f0412c38f1c542e715b8f6ca2a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40152f95bacb30b80cd351e00b74dfc55de99f0412c38f1c542e715b8f6ca2a9", kill_on_drop: false }`
[INFO] [stdout] 40152f95bacb30b80cd351e00b74dfc55de99f0412c38f1c542e715b8f6ca2a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8660e85c1a1baff46ff890dbc881bb7bce92664172d90b9dcb70de91d6335327
[INFO] running `Command { std: "docker" "start" "-a" "8660e85c1a1baff46ff890dbc881bb7bce92664172d90b9dcb70de91d6335327", kill_on_drop: false }`
[INFO] [stderr]    Compiling piano_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut sink = Sink::try_new(&stream_handle).unwrap();
[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: constant `AMPLITUDE` is never used
[INFO] [stdout]   --> src/main.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const AMPLITUDE: f32 = 0.5;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Square`, `Triangle`, and `Sawtooth` are never constructed
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | enum Waveform {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 19 |     Sine,
[INFO] [stdout] 20 |     Square,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 21 |     Triangle,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 22 |     Sawtooth,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Waveform` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "8660e85c1a1baff46ff890dbc881bb7bce92664172d90b9dcb70de91d6335327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8660e85c1a1baff46ff890dbc881bb7bce92664172d90b9dcb70de91d6335327", kill_on_drop: false }`
[INFO] [stdout] 8660e85c1a1baff46ff890dbc881bb7bce92664172d90b9dcb70de91d6335327
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3d08bef11b30d7569732f388748e378be6c6960516262694dc6b875c550732d
[INFO] running `Command { std: "docker" "start" "-a" "b3d08bef11b30d7569732f388748e378be6c6960516262694dc6b875c550732d", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut sink = Sink::try_new(&stream_handle).unwrap();
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `AMPLITUDE` is never used
[INFO] [stderr]   --> src/main.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 | const AMPLITUDE: f32 = 0.5;
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Square`, `Triangle`, and `Sawtooth` are never constructed
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | enum Waveform {
[INFO] [stderr]    |      -------- variants in this enum
[INFO] [stderr] 19 |     Sine,
[INFO] [stderr] 20 |     Square,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 21 |     Triangle,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 22 |     Sawtooth,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Waveform` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `piano_rust` (bin "piano_rust" test) generated 3 warnings (run `cargo fix --bin "piano_rust" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/piano_rust-c15f9b7083bd6f48)
[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" "b3d08bef11b30d7569732f388748e378be6c6960516262694dc6b875c550732d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d08bef11b30d7569732f388748e378be6c6960516262694dc6b875c550732d", kill_on_drop: false }`
[INFO] [stdout] b3d08bef11b30d7569732f388748e378be6c6960516262694dc6b875c550732d
