[INFO] fetching crate simple_tones 0.1.0...
[INFO] testing simple_tones-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate simple_tones 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate simple_tones 0.1.0
[INFO] finished tweaking crates.io crate simple_tones 0.1.0
[INFO] tweaked toml for crates.io crate simple_tones 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_tones 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 113 packages to latest compatible versions
[INFO] [stderr]       Adding rodio v0.13.1 (available: v0.21.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oboe v0.4.6
[INFO] [stderr]   Downloaded minimp3 v0.5.2
[INFO] [stderr]   Downloaded ndk-macro v0.3.0
[INFO] [stderr]   Downloaded ndk-glue v0.6.2
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.17
[INFO] [stderr]   Downloaded ndk v0.6.0
[INFO] [stderr]   Downloaded coreaudio-rs v0.10.0
[INFO] [stderr]   Downloaded jni v0.19.0
[INFO] [stderr]   Downloaded alsa v0.6.0
[INFO] [stderr]   Downloaded slice-ring-buffer v0.3.4
[INFO] [stderr]   Downloaded cpal v0.13.5
[INFO] [stderr]   Downloaded oboe-sys v0.4.5
[INFO] [stderr]   Downloaded ndk-sys v0.3.0
[INFO] [stderr]   Downloaded rodio v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09708e8518319167a9b6b3935c3ac4767bd57c1308178ef7b41ffbd9cceb7dad
[INFO] running `Command { std: "docker" "start" "-a" "09708e8518319167a9b6b3935c3ac4767bd57c1308178ef7b41ffbd9cceb7dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09708e8518319167a9b6b3935c3ac4767bd57c1308178ef7b41ffbd9cceb7dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09708e8518319167a9b6b3935c3ac4767bd57c1308178ef7b41ffbd9cceb7dad", kill_on_drop: false }`
[INFO] [stdout] 09708e8518319167a9b6b3935c3ac4767bd57c1308178ef7b41ffbd9cceb7dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b108c49b4667aec65493daa6f163c37774fa761d8b5ed072a8750a6c3b16c32
[INFO] running `Command { std: "docker" "start" "-a" "8b108c49b4667aec65493daa6f163c37774fa761d8b5ed072a8750a6c3b16c32", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling cpal v0.13.5
[INFO] [stderr]    Compiling ogg v0.8.0
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling hound v3.5.1
[INFO] [stderr]    Compiling lewton v0.10.2
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling nix v0.23.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling slice-ring-buffer v0.3.4
[INFO] [stderr]    Compiling cc v1.2.44
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling alsa v0.6.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling minimp3 v0.5.2
[INFO] [stderr]    Compiling rodio v0.13.1
[INFO] [stderr]    Compiling simple_tones v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.65s
[INFO] running `Command { std: "docker" "inspect" "8b108c49b4667aec65493daa6f163c37774fa761d8b5ed072a8750a6c3b16c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b108c49b4667aec65493daa6f163c37774fa761d8b5ed072a8750a6c3b16c32", kill_on_drop: false }`
[INFO] [stdout] 8b108c49b4667aec65493daa6f163c37774fa761d8b5ed072a8750a6c3b16c32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9cd82eea3b577aee4c5c0359db95fd8c2bafe2e2613e1db7daa14516070633c
[INFO] running `Command { std: "docker" "start" "-a" "e9cd82eea3b577aee4c5c0359db95fd8c2bafe2e2613e1db7daa14516070633c", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_tones v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "e9cd82eea3b577aee4c5c0359db95fd8c2bafe2e2613e1db7daa14516070633c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9cd82eea3b577aee4c5c0359db95fd8c2bafe2e2613e1db7daa14516070633c", kill_on_drop: false }`
[INFO] [stdout] e9cd82eea3b577aee4c5c0359db95fd8c2bafe2e2613e1db7daa14516070633c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ec90a781c9a3869542f81b2e7ca61aa711bb24731ed4cc0598d2f06f96c19bc
[INFO] running `Command { std: "docker" "start" "-a" "3ec90a781c9a3869542f81b2e7ca61aa711bb24731ed4cc0598d2f06f96c19bc", kill_on_drop: false }`
[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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_tones-1afdf903050d43aa)
[INFO] [stderr]    Doc-tests simple_tones
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/notes.rs - notes::Note::play (line 218) ... FAILED
[INFO] [stdout] test src/lib.rs - Player::from_bpm (line 127) ... FAILED
[INFO] [stdout] test src/lib.rs - Player (line 61) ... FAILED
[INFO] [stdout] test src/lib.rs - Player::new (line 109) ... FAILED
[INFO] [stdout] test src/notes.rs - notes::Note::new (line 202) ... ok
[INFO] [stdout] test src/notes.rs - notes::NotePitch::frequency (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/notes.rs - notes::Note::play (line 218) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ALSA lib confmisc.c:855:(parse_card) cannot find card '0'
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_card_inum returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:422:(snd_func_concat) error evaluating strings
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_concat returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:1342:(snd_func_refer) error evaluating name
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_refer returned error: No such file or directory
[INFO] [stdout] ALSA lib conf.c:5727:(snd_config_expand) Evaluate error: No such file or directory
[INFO] [stdout] ALSA lib pcm.c:2721:(snd_pcm_open_noupdate) Unknown PCM default
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (138) panicked at src/notes.rs:8:67:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: NoDevice
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58ba3d0c3b22 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58ba3d0c3b22 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58ba3d0c3b22 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x58ba3d0c3b22 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x58ba3d0d322f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x58ba3d0d322f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x58ba3d09f9a1 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58ba3d09f9a1 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x58ba3d0a5742 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x58ba3d0a7e9f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x58ba3d0a7cf9 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x58ba3d0a8525 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x58ba3d0a83ba - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x58ba3d0a5889 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x58ba3d09438d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x58ba3d0d6b60 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x58ba3d0d6146 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x58ba3d037843 - rust_out::main::_doctest_main_src_notes_rs_218_0::h0d004d0e39ff810d
[INFO] [stdout]   18:     0x58ba3d0377b6 - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   19:     0x58ba3d0374f3 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   20:     0x58ba3d037496 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   21:     0x58ba3d037479 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   22:     0x58ba3d0a10b0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x58ba3d0a10b0 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   24:     0x58ba3d0a10b0 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   25:     0x58ba3d0a10b0 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x58ba3d0a10b0 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x58ba3d0a10b0 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x58ba3d0a10b0 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x58ba3d0a10b0 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x58ba3d0a10b0 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x58ba3d037461 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   32:     0x58ba3d037a05 - main
[INFO] [stdout]   33:     0x7acef71a61ca - <unknown>
[INFO] [stdout]   34:     0x7acef71a628b - __libc_start_main
[INFO] [stdout]   35:     0x58ba3d037325 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Player::from_bpm (line 127) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ALSA lib confmisc.c:855:(parse_card) cannot find card '0'
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_card_inum returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:422:(snd_func_concat) error evaluating strings
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_concat returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:1342:(snd_func_refer) error evaluating name
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_refer returned error: No such file or directory
[INFO] [stdout] ALSA lib conf.c:5727:(snd_config_expand) Evaluate error: No such file or directory
[INFO] [stdout] ALSA lib pcm.c:2721:(snd_pcm_open_noupdate) Unknown PCM default
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (126) panicked at src/lib.rs:115:75:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: NoDevice
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f14b27dd972 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f14b27dd972 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f14b27dd972 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5f14b27dd972 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5f14b27ed00f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5f14b27ed00f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5f14b27b9d61 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5f14b27b9d61 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5f14b27bfad2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5f14b27c1cef - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5f14b27c1b49 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5f14b27c2375 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5f14b27c220a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x5f14b27bfc19 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5f14b27ae74d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5f14b27f0940 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5f14b27eff26 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x5f14b2767fb5 - core::result::Result<T,E>::unwrap::h2967b341789a0c97
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1226:23
[INFO] [stdout]   18:     0x5f14b2767fb5 - simple_tones::Player::new::h3206454c8a37aae6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:115:75
[INFO] [stdout]   19:     0x5f14b27680b5 - simple_tones::Player::from_bpm::ha7621fa531f70d42
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:133:9
[INFO] [stdout]   20:     0x5f14b2767e72 - rust_out::main::_doctest_main_src_lib_rs_127_0::h4877ccb7d876a0cf
[INFO] [stdout]   21:     0x5f14b2767e56 - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   22:     0x5f14b2767be3 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   23:     0x5f14b2767b86 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   24:     0x5f14b2767b69 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   25:     0x5f14b27bb470 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   26:     0x5f14b27bb470 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   27:     0x5f14b27bb470 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   28:     0x5f14b27bb470 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5f14b27bb470 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   30:     0x5f14b27bb470 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   31:     0x5f14b27bb470 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   32:     0x5f14b27bb470 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x5f14b27bb470 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   34:     0x5f14b2767b51 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   35:     0x5f14b2767e95 - main
[INFO] [stdout]   36:     0x7b5bab58f1ca - <unknown>
[INFO] [stdout]   37:     0x7b5bab58f28b - __libc_start_main
[INFO] [stdout]   38:     0x5f14b2767a65 - _start
[INFO] [stdout]   39:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Player (line 61) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ALSA lib confmisc.c:855:(parse_card) cannot find card '0'
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_card_inum returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:422:(snd_func_concat) error evaluating strings
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_concat returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:1342:(snd_func_refer) error evaluating name
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_refer returned error: No such file or directory
[INFO] [stdout] ALSA lib conf.c:5727:(snd_config_expand) Evaluate error: No such file or directory
[INFO] [stdout] ALSA lib pcm.c:2721:(snd_pcm_open_noupdate) Unknown PCM default
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (155) panicked at src/lib.rs:115:75:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: NoDevice
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x608df8bd71c2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x608df8bd71c2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x608df8bd71c2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x608df8bd71c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x608df8be68cf - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x608df8be68cf - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x608df8bb3041 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x608df8bb3041 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x608df8bb8de2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x608df8bbb53f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x608df8bbb399 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x608df8bbbbc5 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x608df8bbba5a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x608df8bb8f29 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x608df8ba7a2d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x608df8bea200 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x608df8be97e6 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x608df8b49a95 - core::result::Result<T,E>::unwrap::h2967b341789a0c97
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1226:23
[INFO] [stdout]   18:     0x608df8b49a95 - simple_tones::Player::new::h3206454c8a37aae6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:115:75
[INFO] [stdout]   19:     0x608df8b49b95 - simple_tones::Player::from_bpm::ha7621fa531f70d42
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:133:9
[INFO] [stdout]   20:     0x608df8b4943b - rust_out::main::_doctest_main_src_lib_rs_61_0::h6431ced33774c320
[INFO] [stdout]   21:     0x608df8b47356 - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   22:     0x608df8b467d3 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   23:     0x608df8b46766 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   24:     0x608df8b46749 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   25:     0x608df8bb4750 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   26:     0x608df8bb4750 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   27:     0x608df8bb4750 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   28:     0x608df8bb4750 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x608df8bb4750 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   30:     0x608df8bb4750 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   31:     0x608df8bb4750 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   32:     0x608df8bb4750 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x608df8bb4750 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   34:     0x608df8b46731 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   35:     0x608df8b495a5 - main
[INFO] [stdout]   36:     0x7d333afd71ca - <unknown>
[INFO] [stdout]   37:     0x7d333afd728b - __libc_start_main
[INFO] [stdout]   38:     0x608df8b46525 - _start
[INFO] [stdout]   39:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Player::new (line 109) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ALSA lib confmisc.c:855:(parse_card) cannot find card '0'
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_card_inum returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:422:(snd_func_concat) error evaluating strings
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_concat returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:1342:(snd_func_refer) error evaluating name
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_refer returned error: No such file or directory
[INFO] [stdout] ALSA lib conf.c:5727:(snd_config_expand) Evaluate error: No such file or directory
[INFO] [stdout] ALSA lib pcm.c:2721:(snd_pcm_open_noupdate) Unknown PCM default
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (156) panicked at src/lib.rs:115:75:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: NoDevice
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62b7ebea4442 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62b7ebea4442 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62b7ebea4442 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x62b7ebea4442 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x62b7ebeb3adf - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x62b7ebeb3adf - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x62b7ebe80831 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x62b7ebe80831 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x62b7ebe865a2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x62b7ebe887bf - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x62b7ebe88619 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x62b7ebe88e45 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x62b7ebe88cda - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x62b7ebe866e9 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x62b7ebe7521d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x62b7ebeb7410 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x62b7ebeb69f6 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x62b7ebe2f3c5 - core::result::Result<T,E>::unwrap::h2967b341789a0c97
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1226:23
[INFO] [stdout]   18:     0x62b7ebe2f3c5 - simple_tones::Player::new::h3206454c8a37aae6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:115:75
[INFO] [stdout]   19:     0x62b7ebe2f27d - rust_out::main::_doctest_main_src_lib_rs_109_0::hf2da9dd4076d339d
[INFO] [stdout]   20:     0x62b7ebe2f256 - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   21:     0x62b7ebe2eb03 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   22:     0x62b7ebe2eaa6 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   23:     0x62b7ebe2ea89 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   24:     0x62b7ebe81f40 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   25:     0x62b7ebe81f40 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   26:     0x62b7ebe81f40 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   27:     0x62b7ebe81f40 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   28:     0x62b7ebe81f40 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   29:     0x62b7ebe81f40 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x62b7ebe81f40 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x62b7ebe81f40 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x62b7ebe81f40 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   33:     0x62b7ebe2ea71 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   34:     0x62b7ebe2f2a5 - main
[INFO] [stdout]   35:     0x780491f761ca - <unknown>
[INFO] [stdout]   36:     0x780491f7628b - __libc_start_main
[INFO] [stdout]   37:     0x62b7ebe2e985 - _start
[INFO] [stdout]   38:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ALSA lib confmisc.c:855:(parse_card) cannot find card '0'
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_card_inum returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:422:(snd_func_concat) error evaluating strings
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_concat returned error: No such file or directory
[INFO] [stdout] ALSA lib confmisc.c:1342:(snd_func_refer) error evaluating name
[INFO] [stdout] ALSA lib conf.c:5204:(_snd_config_evaluate) function snd_func_refer returned error: No such file or directory
[INFO] [stdout] ALSA lib conf.c:5727:(snd_config_expand) Evaluate error: No such file or directory
[INFO] [stdout] ALSA lib pcm.c:2721:(snd_pcm_open_noupdate) Unknown PCM default
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (159) panicked at src/lib.rs:115:75:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: NoDevice
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x592585f301c2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x592585f301c2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x592585f301c2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x592585f301c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x592585f3f8cf - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x592585f3f8cf - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x592585f0c041 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x592585f0c041 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x592585f11de2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x592585f1453f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x592585f14399 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x592585f14bc5 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x592585f14a5a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x592585f11f29 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x592585f00a2d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x592585f43200 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x592585f427e6 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x592585ea2a95 - core::result::Result<T,E>::unwrap::h2967b341789a0c97
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1226:23
[INFO] [stdout]   18:     0x592585ea2a95 - simple_tones::Player::new::h3206454c8a37aae6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:115:75
[INFO] [stdout]   19:     0x592585ea2b95 - simple_tones::Player::from_bpm::ha7621fa531f70d42
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:133:9
[INFO] [stdout]   20:     0x592585ea243b - rust_out::main::_doctest_main_src_lib_rs_9_0::he9f18e0beb4e218c
[INFO] [stdout]   21:     0x592585ea0356 - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   22:     0x592585e9f7d3 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   23:     0x592585e9f766 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   24:     0x592585e9f749 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   25:     0x592585f0d750 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   26:     0x592585f0d750 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   27:     0x592585f0d750 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   28:     0x592585f0d750 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x592585f0d750 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   30:     0x592585f0d750 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   31:     0x592585f0d750 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   32:     0x592585f0d750 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x592585f0d750 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   34:     0x592585e9f731 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   35:     0x592585ea25a5 - main
[INFO] [stdout]   36:     0x7b6661bc01ca - <unknown>
[INFO] [stdout]   37:     0x7b6661bc028b - __libc_start_main
[INFO] [stdout]   38:     0x592585e9f525 - _start
[INFO] [stdout]   39:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout]     src/lib.rs - Player (line 61)
[INFO] [stdout]     src/lib.rs - Player::from_bpm (line 127)
[INFO] [stdout]     src/lib.rs - Player::new (line 109)
[INFO] [stdout]     src/notes.rs - notes::Note::play (line 218)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.27s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "3ec90a781c9a3869542f81b2e7ca61aa711bb24731ed4cc0598d2f06f96c19bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec90a781c9a3869542f81b2e7ca61aa711bb24731ed4cc0598d2f06f96c19bc", kill_on_drop: false }`
[INFO] [stdout] 3ec90a781c9a3869542f81b2e7ca61aa711bb24731ed4cc0598d2f06f96c19bc
