[INFO] fetching crate metronome-rs 1.1.1...
[INFO] testing metronome-rs-1.1.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate metronome-rs 1.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate metronome-rs 1.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate metronome-rs 1.1.1
[INFO] tweaked toml for crates.io crate metronome-rs 1.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metronome-rs 1.1.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate metronome-rs 1.1.1 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1
[INFO] running `Command { std: "docker" "start" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling cpal v0.16.0
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling alsa v0.9.1
[INFO] [stderr]    Compiling metronome-rs v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 4.79s
[INFO] running `Command { std: "docker" "inspect" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling metronome-rs v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/metronome-rs/6e272263a5092087/out/metronome_rs-6e272263a5092087)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::test_accent_config_presets ... ok
[INFO] [stdout] test tests::test_wave_type_configurations ... ok
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stderr] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stderr] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stderr] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stderr] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stderr] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stderr] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stderr] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stderr] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stderr] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stderr] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stderr] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stderr] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stderr] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stderr] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stdout] test tests::test_metronome_simple ... FAILED
[INFO] [stdout] test tests::test_beep ... FAILED
[INFO] [stdout] test tests::test_metronome_with_measures ... FAILED
[INFO] [stdout] test tests::test_metronome_with_wave_types ... FAILED
[INFO] [stdout] test tests::test_metronome_creation ... FAILED
[INFO] [stdout] test tests::test_accent_configuration ... FAILED
[INFO] [stdout] test tests::test_timed_metronome_functions ... FAILED
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stderr] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stderr] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stdout] test tests::test_metronome_start_stop_simple ... FAILED
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stderr] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stderr] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stdout] test tests::test_high_level_helper_functions ... FAILED
[INFO] [stdout] test tests::test_global_metronome_singleton ... FAILED
[INFO] [stderr] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stdout] 
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stdout] failures:
[INFO] [stderr] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stdout] 
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stdout] ---- tests::test_metronome_simple stdout ----
[INFO] [stderr] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stdout] Testing simple metronome (120 BPM, no measures) - should hear 3 beats
[INFO] [stderr] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stdout] 
[INFO] [stderr] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stdout] thread 'tests::test_metronome_simple' (662) panicked at src/tests.rs:25:49:
[INFO] [stderr] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stdout] Failed to create metronome: DeviceNotAvailable
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57635846d4a1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57635848179a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5763584716bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x576358449806 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x576358465a79 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5763583f9c70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x576358465c32 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5763584498b2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5763584425c9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57635844a4bd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x576358481ecc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x576358481ca2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5763583e9b5f - <metronome_rs[d272a7273ef05a7]::tests::test_metronome_simple::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5763583ed0bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5763583fa295 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5763583f3b84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5763583fd322 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57635846ccff - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7238a1d82dfa - <unknown>
[INFO] [stdout]   19:     0x7238a1e163d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_beep stdout ----
[INFO] [stdout] Ensure you hear a beep sound
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_beep' (658) panicked at src/tests.rs:11:19:
[INFO] [stdout] Failed to play beep: DeviceNotAvailable
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57635846d4a1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57635848179a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5763584716bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x576358449806 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x576358465a79 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5763583f9c70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x576358465c32 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5763584498b2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5763584425c9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57635844a4bd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x576358481ecc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x576358481ca2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5763583eb34f - <metronome_rs[d272a7273ef05a7]::tests::test_beep::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5763583ed0bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5763583fa295 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5763583f3b84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5763583fd322 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57635846ccff - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7238a1d82dfa - <unknown>
[INFO] [stdout]   19:     0x7238a1e163d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_metronome_with_measures stdout ----
[INFO] [stdout] Testing metronome with measures (120 BPM, 4 beats per measure) - first beat should be accented
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_metronome_with_measures' (664) panicked at src/tests.rs:43:52:
[INFO] [stdout] Failed to create metronome: DeviceNotAvailable
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57635846d4a1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57635848179a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5763584716bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x576358449806 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x576358465a79 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5763583f9c70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x576358465c32 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5763584498b2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5763584425c9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57635844a4bd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x576358481ecc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x576358481ca2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5763583ea0eb - <metronome_rs[d272a7273ef05a7]::tests::test_metronome_with_measures::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5763583ed0bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5763583fa295 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5763583f3b84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5763583fd322 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57635846ccff - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7238a1d82dfa - <unknown>
[INFO] [stdout]   19:     0x7238a1e163d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_metronome_with_wave_types stdout ----
[INFO] [stdout] Testing metronome with square wave type - should hear harsh digital sounds
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_metronome_with_wave_types' (665) panicked at src/tests.rs:178:10:
[INFO] [stdout] Failed to create metronome with square wave: DeviceNotAvailable
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57635846d4a1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57635848179a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5763584716bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x576358449806 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x576358465a79 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5763583f9c70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x576358465c32 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5763584498b2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5763584425c9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57635844a4bd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x576358481ecc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x576358481ca2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5763583ea312 - <metronome_rs[d272a7273ef05a7]::tests::test_metronome_with_wave_types::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5763583ed0bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5763583fa295 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5763583f3b84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5763583fd322 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57635846ccff - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7238a1d82dfa - <unknown>
[INFO] [stdout]   19:     0x7238a1e163d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_metronome_creation stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_metronome_creation' (661) panicked at src/tests.rs:16:52:
[INFO] [stdout] Failed to create metronome: DeviceNotAvailable
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57635846d4a1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57635848179a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5763584716bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x576358449806 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x576358465a79 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5763583f9c70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x576358465c32 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5763584498b2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5763584425c9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57635844a4bd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x576358481ecc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x576358481ca2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5763583e9d59 - <metronome_rs[d272a7273ef05a7]::tests::test_metronome_creation::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5763583ed0bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5763583fa295 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5763583f3b84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5763583fd322 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57635846ccff - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7238a1d82dfa - <unknown>
[INFO] [stdout]   19:     0x7238a1e163d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_accent_configuration stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_accent_configuration' (657) panicked at src/tests.rs:58:10:
[INFO] [stdout] Failed to create metronome with strong accent: DeviceNotAvailable
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57635846d4a1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57635848179a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5763584716bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x576358449806 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x576358465a79 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5763583f9c70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x576358465c32 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5763584498b2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5763584425c9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57635844a4bd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x576358481ecc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x576358481ca2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5763583e9f31 - <metronome_rs[d272a7273ef05a7]::tests::test_accent_configuration::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5763583ed0bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5763583fa295 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5763583f3b84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5763583fd322 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57635846ccff - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7238a1d82dfa - <unknown>
[INFO] [stdout]   19:     0x7238a1e163d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_timed_metronome_functions stdout ----
[INFO] [stdout] Testing timed metronome functions
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_timed_metronome_functions' (666) panicked at src/tests.rs:235:54:
[INFO] [stdout] Failed to play timed metronome: DeviceNotAvailable
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57635846d4a1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57635848179a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5763584716bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x576358449806 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x576358465a79 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5763583f9c70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x576358465c32 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5763584498b2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5763584425c9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57635844a4bd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x576358481ecc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x576358481ca2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5763583ea4bb - <metronome_rs[d272a7273ef05a7]::tests::test_timed_metronome_functions::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5763583ed0bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5763583fa295 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5763583f3b84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5763583fd322 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57635846ccff - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7238a1d82dfa - <unknown>
[INFO] [stdout]   19:     0x7238a1e163d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_metronome_start_stop_simple stdout ----
[INFO] [stdout] Testing simple start/stop
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_metronome_start_stop_simple' (663) panicked at src/tests.rs:125:49:
[INFO] [stdout] Failed to create metronome: DeviceNotAvailable
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57635846d4a1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57635848179a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5763584716bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x576358449806 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x576358465a79 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5763583f9c70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x576358465c32 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5763584498b2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5763584425c9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57635844a4bd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x576358481ecc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x576358481ca2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5763583ead00 - <metronome_rs[d272a7273ef05a7]::tests::test_metronome_start_stop_simple::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5763583ed0bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5763583fa295 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5763583f3b84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5763583fd322 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57635846ccff - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7238a1d82dfa - <unknown>
[INFO] [stdout]   19:     0x7238a1e163d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_high_level_helper_functions stdout ----
[INFO] [stdout] Testing high-level helper functions
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_high_level_helper_functions' (660) panicked at src/tests.rs:201:35:
[INFO] [stdout] Failed to start simple metronome: DeviceNotAvailable
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57635846d4a1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57635848179a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5763584716bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x576358449806 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x576358465a79 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5763583f9c70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x576358465c32 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5763584498b2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5763584425c9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57635844a4bd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x576358481ecc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x576358481ca2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5763583eaaac - <metronome_rs[d272a7273ef05a7]::tests::test_high_level_helper_functions::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5763583ed0bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5763583fa295 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5763583f3b84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5763583fd322 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57635846ccff - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7238a1d82dfa - <unknown>
[INFO] [stdout]   19:     0x7238a1e163d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_global_metronome_singleton stdout ----
[INFO] [stdout] Testing global metronome singleton behavior
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_global_metronome_singleton' (659) panicked at src/tests.rs:89:50:
[INFO] [stdout] Failed to create metronome 1: DeviceNotAvailable
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57635846d4a1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57635848179a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5763584716bc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x576358449806 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x576358465a79 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5763583f9c70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x576358465c32 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5763584498b2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5763584425c9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57635844a4bd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x576358481ecc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x576358481ca2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x5763583ea76a - <metronome_rs[d272a7273ef05a7]::tests::test_global_metronome_singleton::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5763583ed0bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5763583fa295 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5763583f3b84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5763583fd322 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57635846ccff - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7238a1d82dfa - <unknown>
[INFO] [stdout]   19:     0x7238a1e163d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_accent_configuration
[INFO] [stdout]     tests::test_beep
[INFO] [stdout]     tests::test_global_metronome_singleton
[INFO] [stdout]     tests::test_high_level_helper_functions
[INFO] [stdout]     tests::test_metronome_creation
[INFO] [stdout]     tests::test_metronome_simple
[INFO] [stdout]     tests::test_metronome_start_stop_simple
[INFO] [stdout]     tests::test_metronome_with_measures
[INFO] [stdout]     tests::test_metronome_with_wave_types
[INFO] [stdout]     tests::test_timed_metronome_functions
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 10 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1", kill_on_drop: false }`
[INFO] [stdout] 3d4588e96234a679a983429a386f0a3b4deb3fe7de05b8baaea9e49f102977a1
