[INFO] fetching crate reson 0.1.0...
[INFO] checking reson-0.1.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate reson 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate reson 0.1.0
[INFO] finished tweaking crates.io crate reson 0.1.0
[INFO] tweaked toml for crates.io crate reson 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate reson 0.1.0 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 crates.io crate reson 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 632e97871b1ed6822031c96684dbdf3ce972fcc0fb0026748938a7c4316e23dd
[INFO] running `Command { std: "docker" "start" "-a" "632e97871b1ed6822031c96684dbdf3ce972fcc0fb0026748938a7c4316e23dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "632e97871b1ed6822031c96684dbdf3ce972fcc0fb0026748938a7c4316e23dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "632e97871b1ed6822031c96684dbdf3ce972fcc0fb0026748938a7c4316e23dd", kill_on_drop: false }`
[INFO] [stdout] 632e97871b1ed6822031c96684dbdf3ce972fcc0fb0026748938a7c4316e23dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3cd0545016cf107b52e092240cc419d0679a020ddc59aa29e064e341f5cf2b2a
[INFO] running `Command { std: "docker" "start" "-a" "3cd0545016cf107b52e092240cc419d0679a020ddc59aa29e064e341f5cf2b2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling rustfft v6.1.0
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking bumpalo v3.14.0
[INFO] [stderr]     Checking ringbuf v0.3.3
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking transpose v0.2.2
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking alsa v0.7.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking cpal v0.15.2
[INFO] [stderr]     Checking midir v0.9.1
[INFO] [stderr]     Checking realfft v3.3.0
[INFO] [stderr]     Checking reson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::OnceCell`
[INFO] [stdout]  --> src/tuning.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::OnceCell;
[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: `lazy_static::lazy_static`
[INFO] [stdout]  --> src/tuning.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use lazy_static::lazy_static;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::OnceCell`
[INFO] [stdout]  --> src/tuning.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::OnceCell;
[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: `lazy_static::lazy_static`
[INFO] [stdout]  --> src/tuning.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use lazy_static::lazy_static;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a4`
[INFO] [stdout]   --> src/tuning.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn equal_temperament(a4: f32) -> Self {
[INFO] [stdout]    |                              ^^ help: if this is intentional, prefix it with an underscore: `_a4`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_voice` is never used
[INFO] [stdout]   --> src/fade.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<const N: usize> FadeBuffer<N> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn add_voice(&mut self, f: impl FnOnce([&mut [f32]; 2])) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a4`
[INFO] [stdout]   --> src/tuning.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn equal_temperament(a4: f32) -> Self {
[INFO] [stdout]    |                              ^^ help: if this is intentional, prefix it with an underscore: `_a4`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_voice` is never used
[INFO] [stdout]   --> src/fade.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<const N: usize> FadeBuffer<N> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn add_voice(&mut self, f: impl FnOnce([&mut [f32]; 2])) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.23s
[INFO] running `Command { std: "docker" "inspect" "3cd0545016cf107b52e092240cc419d0679a020ddc59aa29e064e341f5cf2b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd0545016cf107b52e092240cc419d0679a020ddc59aa29e064e341f5cf2b2a", kill_on_drop: false }`
[INFO] [stdout] 3cd0545016cf107b52e092240cc419d0679a020ddc59aa29e064e341f5cf2b2a