[INFO] cloning repository https://github.com/haryoiro/popemodem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haryoiro/popemodem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharyoiro%2Fpopemodem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharyoiro%2Fpopemodem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fda6d51f34ceb888cd91d5d41b6c20287a576f48
[INFO] testing haryoiro/popemodem against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharyoiro%2Fpopemodem" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/haryoiro/popemodem
[INFO] finished tweaking git repo https://github.com/haryoiro/popemodem
[INFO] tweaked toml for git repo https://github.com/haryoiro/popemodem written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/haryoiro/popemodem on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/haryoiro/popemodem 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.x86_64-apple-darwin.rustflags
[INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6866b2df3b254e5bb10d81caf4cb385fcccf39a6e9cc5f7e120de077f50b16e1
[INFO] running `Command { std: "docker" "start" "-a" "6866b2df3b254e5bb10d81caf4cb385fcccf39a6e9cc5f7e120de077f50b16e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6866b2df3b254e5bb10d81caf4cb385fcccf39a6e9cc5f7e120de077f50b16e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6866b2df3b254e5bb10d81caf4cb385fcccf39a6e9cc5f7e120de077f50b16e1", kill_on_drop: false }`
[INFO] [stdout] 6866b2df3b254e5bb10d81caf4cb385fcccf39a6e9cc5f7e120de077f50b16e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ea9faa09821090a579a97893c60f6676c15fd639785ebe2373579cfc3479d87
[INFO] running `Command { std: "docker" "start" "-a" "3ea9faa09821090a579a97893c60f6676c15fd639785ebe2373579cfc3479d87", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.x86_64-apple-darwin.rustflags
[INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags
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[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling crc v3.0.0
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[INFO] [stderr]    Compiling num v0.4.0
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[INFO] [stderr]    Compiling thiserror-impl v1.0.37
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[INFO] [stderr]    Compiling clap_derive v4.0.21
[INFO] [stderr]    Compiling pest v2.5.1
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling plotters-bitmap v0.3.2
[INFO] [stderr]    Compiling clap v4.0.29
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling pathfinder_simd v0.5.1
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling nalgebra v0.31.4
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling popemodem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `f32::consts::PI` and `sync::Arc`
[INFO] [stdout]  --> src/modem/demodulator.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{f32::consts::PI, sync::Arc};
[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 imports: `Complex` and `UnitComplex`
[INFO] [stdout]  --> src/modem/demodulator.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nalgebra::{Complex, UnitComplex};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex32`
[INFO] [stdout]  --> src/modem/demodulator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num::complex::Complex32;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::filter::fft`
[INFO] [stdout]  --> src/modem/demodulator.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::filter::fft;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f32::consts::PI`
[INFO] [stdout]  --> src/modem/filter.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f32::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nalgebra::Complex`
[INFO] [stdout]  --> src/modem/modulator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nalgebra::Complex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/modem/modulator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/modem/modulator.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |         .map(|d| (d * PI / (samplerate as f32 / 2.0)))
[INFO] [stdout]    |                  ^                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 13 -         .map(|d| (d * PI / (samplerate as f32 / 2.0)))
[INFO] [stdout] 13 +         .map(|d| d * PI / (samplerate as f32 / 2.0) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `detect_bfsk` and `lowpass_filter`
[INFO] [stdout]   --> src/modem/mod.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |     demodulator::{detect_bfsk, which_band},
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 16 |     filter::{highpass_filter, lowpass_filter},
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::save_wave`
[INFO] [stdout]   --> src/modem/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     utils::save_wave,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instant` and `self`
[INFO] [stdout]  --> src/speaker.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 |     thread::{self, sleep},
[INFO] [stdout]   |              ^^^^
[INFO] [stdout] 5 |     time::{Duration, Instant},
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HostTrait`
[INFO] [stdout]   --> src/speaker.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 |     traits::{DeviceTrait, HostTrait, StreamTrait},
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `modulation_format` and `address` are never read
[INFO] [stdout]   --> src/modem/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Modem {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 38 |     modulation_format: ModulationFormat,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 39 |
[INFO] [stdout] 40 |     address:       u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Modem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mono_to_stereo` is never used
[INFO] [stdout]    --> src/modem/mod.rs:309:4
[INFO] [stdout]     |
[INFO] [stdout] 309 | fn mono_to_stereo(samples: &[f32]) -> Vec<f32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `baudrate` is never read
[INFO] [stdout]   --> src/speaker.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Speaker {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     baudrate:   u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sender`
[INFO] [stdout]   --> src/main.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let sender = send.clone();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connections_2`
[INFO] [stdout]   --> src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let connections_2 = connections.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connections_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.00s
[INFO] running `Command { std: "docker" "inspect" "3ea9faa09821090a579a97893c60f6676c15fd639785ebe2373579cfc3479d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea9faa09821090a579a97893c60f6676c15fd639785ebe2373579cfc3479d87", kill_on_drop: false }`
[INFO] [stdout] 3ea9faa09821090a579a97893c60f6676c15fd639785ebe2373579cfc3479d87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94d885f35cc121810634011943ef65d8940e64a641771cb7217fe7a9a374dc3c
[INFO] running `Command { std: "docker" "start" "-a" "94d885f35cc121810634011943ef65d8940e64a641771cb7217fe7a9a374dc3c", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.x86_64-apple-darwin.rustflags
[INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags
[INFO] [stdout] warning: unused imports: `f32::consts::PI` and `sync::Arc`
[INFO] [stdout]  --> src/modem/demodulator.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{f32::consts::PI, sync::Arc};
[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 imports: `Complex` and `UnitComplex`
[INFO] [stdout]  --> src/modem/demodulator.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nalgebra::{Complex, UnitComplex};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex32`
[INFO] [stdout]  --> src/modem/demodulator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num::complex::Complex32;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::filter::fft`
[INFO] [stdout]  --> src/modem/demodulator.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::filter::fft;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f32::consts::PI`
[INFO] [stdout]  --> src/modem/filter.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f32::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nalgebra::Complex`
[INFO] [stdout]  --> src/modem/modulator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nalgebra::Complex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/modem/modulator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/modem/modulator.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |         .map(|d| (d * PI / (samplerate as f32 / 2.0)))
[INFO] [stdout]    |                  ^                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 13 -         .map(|d| (d * PI / (samplerate as f32 / 2.0)))
[INFO] [stdout] 13 +         .map(|d| d * PI / (samplerate as f32 / 2.0) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `detect_bfsk` and `lowpass_filter`
[INFO] [stdout]   --> src/modem/mod.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |     demodulator::{detect_bfsk, which_band},
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 16 |     filter::{highpass_filter, lowpass_filter},
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::save_wave`
[INFO] [stdout]   --> src/modem/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     utils::save_wave,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instant` and `self`
[INFO] [stdout]  --> src/speaker.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 |     thread::{self, sleep},
[INFO] [stdout]   |              ^^^^
[INFO] [stdout] 5 |     time::{Duration, Instant},
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HostTrait`
[INFO] [stdout]   --> src/speaker.rs:10:27
[INFO] [stdout]    |
[INFO] [stdout] 10 |     traits::{DeviceTrait, HostTrait, StreamTrait},
[INFO] [stdout]    |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `modulation_format` and `address` are never read
[INFO] [stdout]   --> src/modem/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Modem {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 38 |     modulation_format: ModulationFormat,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 39 |
[INFO] [stdout] 40 |     address:       u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Modem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mono_to_stereo` is never used
[INFO] [stdout]    --> src/modem/mod.rs:309:4
[INFO] [stdout]     |
[INFO] [stdout] 309 | fn mono_to_stereo(samples: &[f32]) -> Vec<f32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `baudrate` is never read
[INFO] [stdout]   --> src/speaker.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Speaker {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     baudrate:   u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling popemodem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sender`
[INFO] [stdout]   --> src/main.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let sender = send.clone();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connections_2`
[INFO] [stdout]   --> src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let connections_2 = connections.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connections_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `f32::consts::PI` and `sync::Arc`
[INFO] [stdout]  --> src/modem/demodulator.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{f32::consts::PI, sync::Arc};
[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 imports: `Complex` and `UnitComplex`
[INFO] [stdout]  --> src/modem/demodulator.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nalgebra::{Complex, UnitComplex};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex32`
[INFO] [stdout]  --> src/modem/demodulator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num::complex::Complex32;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::filter::fft`
[INFO] [stdout]  --> src/modem/demodulator.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::filter::fft;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f32::consts::PI`
[INFO] [stdout]  --> src/modem/filter.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f32::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nalgebra::Complex`
[INFO] [stdout]  --> src/modem/modulator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nalgebra::Complex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/modem/modulator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/modem/modulator.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |         .map(|d| (d * PI / (samplerate as f32 / 2.0)))
[INFO] [stdout]    |                  ^                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 13 -         .map(|d| (d * PI / (samplerate as f32 / 2.0)))
[INFO] [stdout] 13 +         .map(|d| d * PI / (samplerate as f32 / 2.0) )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `detect_bfsk` and `lowpass_filter`
[INFO] [stdout]   --> src/modem/mod.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |     demodulator::{detect_bfsk, which_band},
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 16 |     filter::{highpass_filter, lowpass_filter},
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::save_wave`
[INFO] [stdout]   --> src/modem/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     utils::save_wave,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instant` and `self`
[INFO] [stdout]  --> src/speaker.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 |     thread::{self, sleep},
[INFO] [stdout]   |              ^^^^
[INFO] [stdout] 5 |     time::{Duration, Instant},
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `modulation_format` and `address` are never read
[INFO] [stdout]   --> src/modem/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Modem {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 38 |     modulation_format: ModulationFormat,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 39 |
[INFO] [stdout] 40 |     address:       u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Modem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mono_to_stereo` is never used
[INFO] [stdout]    --> src/modem/mod.rs:309:4
[INFO] [stdout]     |
[INFO] [stdout] 309 | fn mono_to_stereo(samples: &[f32]) -> Vec<f32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `baudrate` is never read
[INFO] [stdout]   --> src/speaker.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Speaker {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     baudrate:   u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bytes.rs:246:22
[INFO] [stdout]     |
[INFO] [stdout] 246 |         for c in line.clone().chars() {
[INFO] [stdout]     |                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "94d885f35cc121810634011943ef65d8940e64a641771cb7217fe7a9a374dc3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d885f35cc121810634011943ef65d8940e64a641771cb7217fe7a9a374dc3c", kill_on_drop: false }`
[INFO] [stdout] 94d885f35cc121810634011943ef65d8940e64a641771cb7217fe7a9a374dc3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7983bf49e84fd6c7486bc45e99bd3c5d08efdb03b301d0443aa4c8b0e56cea57
[INFO] running `Command { std: "docker" "start" "-a" "7983bf49e84fd6c7486bc45e99bd3c5d08efdb03b301d0443aa4c8b0e56cea57", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.x86_64-apple-darwin.rustflags
[INFO] [stderr] warning: unused manifest key: target.x86_64-unknown-linux-gnu.rustflags
[INFO] [stderr] warning: unused imports: `f32::consts::PI` and `sync::Arc`
[INFO] [stderr]  --> src/modem/demodulator.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{f32::consts::PI, sync::Arc};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Complex` and `UnitComplex`
[INFO] [stderr]  --> src/modem/demodulator.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use nalgebra::{Complex, UnitComplex};
[INFO] [stderr]   |                ^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::complex::Complex32`
[INFO] [stderr]  --> src/modem/demodulator.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use num::complex::Complex32;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::filter::fft`
[INFO] [stderr]  --> src/modem/demodulator.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use super::filter::fft;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f32::consts::PI`
[INFO] [stderr]  --> src/modem/filter.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::f32::consts::PI;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nalgebra::Complex`
[INFO] [stderr]  --> src/modem/modulator.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use nalgebra::Complex;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::complex::Complex64`
[INFO] [stderr]  --> src/modem/modulator.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use num::complex::Complex64;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/modem/modulator.rs:13:18
[INFO] [stderr]    |
[INFO] [stderr] 13 |         .map(|d| (d * PI / (samplerate as f32 / 2.0)))
[INFO] [stderr]    |                  ^                                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 13 -         .map(|d| (d * PI / (samplerate as f32 / 2.0)))
[INFO] [stderr] 13 +         .map(|d| d * PI / (samplerate as f32 / 2.0) )
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `detect_bfsk` and `lowpass_filter`
[INFO] [stderr]   --> src/modem/mod.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 15 |     demodulator::{detect_bfsk, which_band},
[INFO] [stderr]    |                   ^^^^^^^^^^^
[INFO] [stderr] 16 |     filter::{highpass_filter, lowpass_filter},
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `utils::save_wave`
[INFO] [stderr]   --> src/modem/mod.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     utils::save_wave,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Instant` and `self`
[INFO] [stderr]  --> src/speaker.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |     thread::{self, sleep},
[INFO] [stderr]   |              ^^^^
[INFO] [stderr] 5 |     time::{Duration, Instant},
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HostTrait`
[INFO] [stderr]   --> src/speaker.rs:10:27
[INFO] [stderr]    |
[INFO] [stderr] 10 |     traits::{DeviceTrait, HostTrait, StreamTrait},
[INFO] [stderr]    |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `modulation_format` and `address` are never read
[INFO] [stderr]   --> src/modem/mod.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub struct Modem {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 38 |     modulation_format: ModulationFormat,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 39 |
[INFO] [stderr] 40 |     address:       u8,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Modem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `mono_to_stereo` is never used
[INFO] [stderr]    --> src/modem/mod.rs:309:4
[INFO] [stderr]     |
[INFO] [stderr] 309 | fn mono_to_stereo(samples: &[f32]) -> Vec<f32> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `baudrate` is never read
[INFO] [stderr]   --> src/speaker.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Speaker {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 19 |     baudrate:   u32,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/bytes.rs:246:22
[INFO] [stderr]     |
[INFO] [stderr] 246 |         for c in line.clone().chars() {
[INFO] [stderr]     |                      ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `popemodem` (lib) generated 15 warnings (run `cargo fix --lib -p popemodem` to apply 12 suggestions)
[INFO] [stderr] warning: `popemodem` (lib test) generated 15 warnings (14 duplicates) (run `cargo fix --lib -p popemodem --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused variable: `sender`
[INFO] [stderr]   --> src/main.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let sender = send.clone();
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connections_2`
[INFO] [stderr]   --> src/main.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let connections_2 = connections.clone();
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connections_2`
[INFO] [stderr] 
[INFO] [stderr] warning: `popemodem` (bin "popemodem" test) generated 2 warnings (run `cargo fix --bin "popemodem" -p popemodem --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/popemodem-bd0c08b95e24f28e)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test bytes::tests::test_str_to_binary ... ok
[INFO] [stdout] test bytes::tests::test_string_to_byte ... ok
[INFO] [stdout] test datalink::frame::tests::test_frame_type ... ok
[INFO] [stdout] test hamming::tesd::test_x1_error ... ok
[INFO] [stdout] test physical::frame::tests::test_build_header ... ok
[INFO] [stdout] test physical::frame::tests::test_checksum ... ok
[INFO] [stdout] test hamming::tesd::test_calc_parity ... ok
[INFO] [stdout] test devices::test::test_list_input_devices ... ok
[INFO] [stdout] test devices::test::test_list_output_devices ... ok
[INFO] [stdout] test bytes::tests::test_vec_to_u8 ... ok
[INFO] [stdout] test bytes::tests::test_u8_to_bytes ... ok
[INFO] [stdout] test bytes::tests::test_u32_to_bytes ... ok
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) cannot find card '0'
[INFO] [stderr] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_card_inum returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) error evaluating strings
[INFO] [stderr] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_concat returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) error evaluating name
[INFO] [stderr] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_refer returned error: No such file or directory
[INFO] [stderr] ALSA lib conf.c:5727:(snd_config_expand) Evaluate error: No such file or directory
[INFO] [stderr] ALSA lib pcm.c:2721:(snd_pcm_open_noupdate) Unknown PCM default
[INFO] [stdout] test speaker::speaker_tests::test_speaker ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- speaker::speaker_tests::test_speaker stdout ----
[INFO] [stdout] 8820000
[INFO] [stdout] Error: [-12624.537, -11673.61, -10711.283, -9738.499, -8756.203, -7765.358, -6766.929, -5761.8936, -4751.231, -3735.9292, -2716.979, -1695.3761]
[INFO] [stdout] 
[INFO] [stdout] thread 'speaker::speaker_tests::test_speaker' (36) panicked at src/speaker.rs:80:14:
[INFO] [stdout] failed to build output stream: BackendSpecific { err: BackendSpecificError { description: "ALSA function 'snd_pcm_open' failed with error 'ENOENT: No such file or directory'" } }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b276ec4141a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b276ec4141a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b276ec4141a - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b276ec4141a - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b276ec55e6a - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b276ec55e6a - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x5b276ec45d52 - std[b80a194dd3c418bb]::io::default_write_fmt::<alloc[dd269455e567d8e9]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b276ec45d52 - <alloc[dd269455e567d8e9]::vec::Vec<u8> as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5b276ec2052f - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5b276ec2052f - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5b276ec398c9 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5b276eba864c - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5b276eba864c - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b276ec39a82 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x5b276ec39a82 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5b276ec205e8 - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5b276ec17f59 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5b276ec212fd - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5b276ec5671c - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5b276ec56492 - core[10b6fa85044e1869]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5b276eb9b60f - core::result::Result<T,E>::expect::he0689ac59163aac9
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5b276eb96595 - popemodem::speaker::Speaker::play::h28e41552eb8cd84a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/speaker.rs:80:14
[INFO] [stdout]   22:     0x5b276eb91477 - popemodem::speaker::speaker_tests::test_speaker::hb56f1afca29855cf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/speaker.rs:121:17
[INFO] [stdout]   23:     0x5b276eb91677 - popemodem::speaker::speaker_tests::test_speaker::{{closure}}::h37381a74d0d59fab
[INFO] [stdout]                                at /opt/rustwide/workdir/src/speaker.rs:100:22
[INFO] [stdout]   24:     0x5b276eb99a66 - core::ops::function::FnOnce::call_once::h5115fd5f929f34bb
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5b276eb9c72b - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5b276eb9c72b - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x5b276eba911b - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x5b276eba911b - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x5b276eba911b - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x5b276eba911b - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x5b276eba911b - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5b276eba911b - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x5b276eba911b - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x5b276eba4834 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x5b276eba4834 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x5b276ebabd22 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   37:     0x5b276ebabd22 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x5b276ebabd22 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x5b276ebabd22 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x5b276ebabd22 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x5b276ebabd22 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   42:     0x5b276ebabd22 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x5b276ec40d2f - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   44:     0x5b276ec40d2f - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   45:     0x7342789dbaa4 - <unknown>
[INFO] [stdout]   46:     0x734278a68a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     speaker::speaker_tests::test_speaker
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "7983bf49e84fd6c7486bc45e99bd3c5d08efdb03b301d0443aa4c8b0e56cea57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7983bf49e84fd6c7486bc45e99bd3c5d08efdb03b301d0443aa4c8b0e56cea57", kill_on_drop: false }`
[INFO] [stdout] 7983bf49e84fd6c7486bc45e99bd3c5d08efdb03b301d0443aa4c8b0e56cea57
