[INFO] fetching crate rs-audio 1.2.2...
[INFO] testing rs-audio-1.2.2 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rs-audio 1.2.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rs-audio 1.2.2
[INFO] finished tweaking crates.io crate rs-audio 1.2.2
[INFO] tweaked toml for crates.io crate rs-audio 1.2.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-audio 1.2.2 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 rs-audio 1.2.2 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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c
[INFO] running `Command { std: "docker" "start" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c", 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" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c" "/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" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c", 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" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling ogg v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling hound v3.5.1
[INFO] [stderr]    Compiling symphonia-core v0.5.4
[INFO] [stderr]    Compiling lewton v0.10.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling alsa v0.9.1
[INFO] [stderr]    Compiling symphonia-metadata v0.5.4
[INFO] [stderr]    Compiling symphonia-bundle-mp3 v0.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling symphonia v0.5.4
[INFO] [stderr]    Compiling rodio v0.17.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rs-audio v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 23.60s
[INFO] running `Command { std: "docker" "inspect" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c", 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" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c" "/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 rs-audio v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c", 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" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c" "/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 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/rs-audio/514240dd06bc44ed/out/rs_audio-514240dd06bc44ed)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rs_audio
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/misc/devices.rs - misc::devices (line 6) ... ok
[INFO] [stdout] test src/note.rs - note::Note::default (line 34) ... ok
[INFO] [stdout] test src/note.rs - note::Note::rest (line 54) ... ok
[INFO] [stdout] test src/player.rs - player::Song::load_from_json (line 82) ... FAILED
[INFO] [stdout] test src/misc/devices.rs - misc::devices::has_valid_device (line 31) ... ok
[INFO] [stdout] test src/misc/devices.rs - misc::devices::all_devices (line 59) ... ok
[INFO] [stdout] test src/player.rs - player::Song::save_to_json (line 59) ... ok
[INFO] [stdout] test src/wav/exporter.rs - wav::exporter::Song::export_to_wav (line 14) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/player.rs - player::AudioManager::new (line 146) ... ok
[INFO] [stdout] test src/wav/mod.rs - wav (line 4) ... FAILED
[INFO] [stdout] test src/note.rs - note::Note (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/player.rs - player::Song::default (line 37) ... ok
[INFO] [stdout] test src/wav/exporter.rs - wav::exporter::Song::play_wav (line 72) ... FAILED
[INFO] [stdout] test src/lib.rs - BPMChoice (line 58) ... ok
[INFO] [stdout] test src/player.rs - player::AudioManager (line 106) ... ok
[INFO] [stdout] test src/wav/mod.rs - wav (line 14) ... FAILED
[INFO] [stdout] test src/player.rs - player::Song (line 14) ... ok
[INFO] [stdout] test src/wav/exporter.rs - wav::exporter::Song::play_wav (line 63) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/player.rs - player::Song::load_from_json (line 82) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/wav/exporter.rs - wav::exporter::Song::export_to_wav (line 14) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (1066) panicked at src/wav/exporter.rs:39:17:
[INFO] [stdout] RS-AUDIO: Error while creating file: Read-only file system (os error 30)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x580e2baae2c1 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x580e2baae2c1 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x580e2baae2c1 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x580e2baae2c1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x580e2babe64a - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x580e2babe64a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    6:     0x580e2bab14cc - core[a373ad73a504971]::io::write::default_write_fmt::<std[617be2ca0a6fd877]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x580e2bab14cc - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x580e2ba98596 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x580e2ba98596 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stdout]   10:     0x580e2baaace1 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x580e2baaae9b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:811:13
[INFO] [stdout]   12:     0x580e2ba98642 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:685:13
[INFO] [stdout]   13:     0x580e2ba91819 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x580e2ba98d8d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stdout]   15:     0x580e2babed3c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x580e2ba866ec - <rs_audio[a3531ea5a2a22f06]::player::Song>::export_to_wav
[INFO] [stdout]   17:     0x580e2ba85c19 - rust_out[72a830746f8703f]::main::_doctest_main_src_wav_exporter_rs_14_0
[INFO] [stdout]   18:     0x580e2ba85a46 - rust_out[72a830746f8703f]::main
[INFO] [stdout]   19:     0x580e2ba8608b - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x580e2ba85926 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x580e2ba85a19 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x580e2baaa488 - <&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x580e2baaa488 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   24:     0x580e2baaa488 - std[617be2ca0a6fd877]::panicking::catch_unwind::<i32, &dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   25:     0x580e2baaa488 - std[617be2ca0a6fd877]::panic::catch_unwind::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x580e2baaa488 - std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x580e2baaa488 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   28:     0x580e2baaa488 - std[617be2ca0a6fd877]::panicking::catch_unwind::<isize, std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   29:     0x580e2baaa488 - std[617be2ca0a6fd877]::panic::catch_unwind::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x580e2baaa488 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x580e2ba85811 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x580e2ba860c5 - main
[INFO] [stdout]   33:     0x7dd27fafd601 - <unknown>
[INFO] [stdout]   34:     0x7dd27fafd718 - __libc_start_main
[INFO] [stdout]   35:     0x580e2ba85725 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/wav/mod.rs - wav (line 4) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `rs_audio::wav::exporter::export_to_wav`
[INFO] [stdout]  --> src/wav/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rs_audio::wav::exporter::export_to_wav;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^-------------
[INFO] [stdout]   |                              |
[INFO] [stdout]   |                              no `export_to_wav` in `wav::exporter`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/wav/exporter.rs - wav::exporter::Song::play_wav (line 72) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stdout] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stdout] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stdout] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stdout] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stdout] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stdout] Error: The requested device is no longer available. For example, it has been unplugged.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/wav/mod.rs - wav (line 14) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stdout] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stdout] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stdout] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stdout] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stdout] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stdout] Error: The requested device is no longer available. For example, it has been unplugged.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/wav/exporter.rs - wav::exporter::Song::play_wav (line 63) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ALSA lib confmisc.c:855:(parse_card) [error.core] cannot find card '0'
[INFO] [stdout] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_card_inum returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:422:(snd_func_concat) [error.core] error evaluating strings
[INFO] [stdout] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_concat returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:1342:(snd_func_refer) [error.core] error evaluating name
[INFO] [stdout] ALSA lib conf.c:5211:(_snd_config_evaluate) [error.core] function snd_func_refer returned error: No such file or directory
[INFO] [stdout] ALSA lib conf.c:5734:(snd_config_expand) [error.core] Evaluate error: No such file or directory
[INFO] [stdout] ALSA lib pcm.c:2722:(snd_pcm_open_noupdate) [error.pcm] Unknown PCM default
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (1180) panicked at src/wav/exporter.rs:8:28:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Custom { kind: Other, error: "The requested device is no longer available. For example, it has been unplugged." }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c451611e31 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55c451611e31 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55c451611e31 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x55c451611e31 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x55c451623a6a - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x55c451623a6a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    6:     0x55c451615c7c - core[a373ad73a504971]::io::write::default_write_fmt::<std[617be2ca0a6fd877]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x55c451615c7c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x55c4515f98b6 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x55c4515f98b6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stdout]   10:     0x55c45160d4c1 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x55c45160d67b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:811:13
[INFO] [stdout]   12:     0x55c4515f9962 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:685:13
[INFO] [stdout]   13:     0x55c4515f28b9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x55c4515fa11d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stdout]   15:     0x55c45162419c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x55c451623f72 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:1870:5
[INFO] [stdout]   17:     0x55c45155cb29 - rust_out[72a830746f8703f]::main::_doctest_main_src_wav_exporter_rs_63_0
[INFO] [stdout]   18:     0x55c45155c776 - rust_out[72a830746f8703f]::main
[INFO] [stdout]   19:     0x55c45155cbdb - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x55c45155c606 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x55c45155c729 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x55c45160cc68 - <&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x55c45160cc68 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   24:     0x55c45160cc68 - std[617be2ca0a6fd877]::panicking::catch_unwind::<i32, &dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   25:     0x55c45160cc68 - std[617be2ca0a6fd877]::panic::catch_unwind::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x55c45160cc68 - std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x55c45160cc68 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   28:     0x55c45160cc68 - std[617be2ca0a6fd877]::panicking::catch_unwind::<isize, std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   29:     0x55c45160cc68 - std[617be2ca0a6fd877]::panic::catch_unwind::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x55c45160cc68 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x55c45155c5b1 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x55c45155cc15 - main
[INFO] [stdout]   33:     0x7d2b559ec601 - <unknown>
[INFO] [stdout]   34:     0x7d2b559ec718 - __libc_start_main
[INFO] [stdout]   35:     0x55c45155c4c5 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/player.rs - player::Song::load_from_json (line 82)
[INFO] [stdout]     src/wav/exporter.rs - wav::exporter::Song::export_to_wav (line 14)
[INFO] [stdout]     src/wav/exporter.rs - wav::exporter::Song::play_wav (line 63)
[INFO] [stdout]     src/wav/exporter.rs - wav::exporter::Song::play_wav (line 72)
[INFO] [stdout]     src/wav/mod.rs - wav (line 14)
[INFO] [stdout]     src/wav/mod.rs - wav (line 4)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 14 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c", kill_on_drop: false }`
[INFO] [stdout] 77d54738cdae16eff8c140fce59d420304fe83ab1f13b4235a15f46d60f7a32c
