[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