[INFO] fetching crate harmonicon 0.1.0...
[INFO] testing harmonicon-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate harmonicon 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate harmonicon 0.1.0
[INFO] finished tweaking crates.io crate harmonicon 0.1.0
[INFO] tweaked toml for crates.io crate harmonicon 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate harmonicon 0.1.0 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 crates.io crate harmonicon 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 918667bad48d2d19595ee19df1cda977440fdd16ee274590f6dda0989fa7277f
[INFO] running `Command { std: "docker" "start" "-a" "918667bad48d2d19595ee19df1cda977440fdd16ee274590f6dda0989fa7277f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "918667bad48d2d19595ee19df1cda977440fdd16ee274590f6dda0989fa7277f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "918667bad48d2d19595ee19df1cda977440fdd16ee274590f6dda0989fa7277f", kill_on_drop: false }`
[INFO] [stdout] 918667bad48d2d19595ee19df1cda977440fdd16ee274590f6dda0989fa7277f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 21a7a6cb8bdba315712805029b0a171982a9912d713bacaf6aa39dc81eb86ee2
[INFO] running `Command { std: "docker" "start" "-a" "21a7a6cb8bdba315712805029b0a171982a9912d713bacaf6aa39dc81eb86ee2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling thiserror v2.0.14
[INFO] [stderr]    Compiling cpal v0.16.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling notify-types v2.0.0
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling clap_builder v4.5.44
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling alsa v0.9.1
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.105
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling rodio v0.21.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.14
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]    Compiling pest v2.8.1
[INFO] [stderr]    Compiling clap v4.5.45
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]    Compiling harmonicon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::*`
[INFO] [stdout]  --> src/blocks/amplifier.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.33s
[INFO] running `Command { std: "docker" "inspect" "21a7a6cb8bdba315712805029b0a171982a9912d713bacaf6aa39dc81eb86ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a7a6cb8bdba315712805029b0a171982a9912d713bacaf6aa39dc81eb86ee2", kill_on_drop: false }`
[INFO] [stdout] 21a7a6cb8bdba315712805029b0a171982a9912d713bacaf6aa39dc81eb86ee2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a78af1dbf58c94c0a413e148f372a84a4b7062527a52adf815d630b4b30b37c3
[INFO] running `Command { std: "docker" "start" "-a" "a78af1dbf58c94c0a413e148f372a84a4b7062527a52adf815d630b4b30b37c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling harmonicon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::*`
[INFO] [stdout]  --> src/blocks/amplifier.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "a78af1dbf58c94c0a413e148f372a84a4b7062527a52adf815d630b4b30b37c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a78af1dbf58c94c0a413e148f372a84a4b7062527a52adf815d630b4b30b37c3", kill_on_drop: false }`
[INFO] [stdout] a78af1dbf58c94c0a413e148f372a84a4b7062527a52adf815d630b4b30b37c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] acc897cffdcc44c76263c9b1e3577df8773acfee213d59bf69ca54215da7bbde
[INFO] running `Command { std: "docker" "start" "-a" "acc897cffdcc44c76263c9b1e3577df8773acfee213d59bf69ca54215da7bbde", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::sync::*`
[INFO] [stderr]  --> src/blocks/amplifier.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::sync::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `harmonicon` (bin "harmonicon" test) generated 1 warning (run `cargo fix --bin "harmonicon" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/harmonicon-82cadebccae4833a)
[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" "acc897cffdcc44c76263c9b1e3577df8773acfee213d59bf69ca54215da7bbde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc897cffdcc44c76263c9b1e3577df8773acfee213d59bf69ca54215da7bbde", kill_on_drop: false }`
[INFO] [stdout] acc897cffdcc44c76263c9b1e3577df8773acfee213d59bf69ca54215da7bbde