[INFO] fetching crate multichannel_audio 0.2.1...
[INFO] testing multichannel_audio-0.2.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate multichannel_audio 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate multichannel_audio 0.2.1
[INFO] finished tweaking crates.io crate multichannel_audio 0.2.1
[INFO] tweaked toml for crates.io crate multichannel_audio 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate multichannel_audio 0.2.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 122 packages to latest compatible versions
[INFO] [stderr]       Adding cpal v0.15.3 (available: v0.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded asio-sys v0.2.2
[INFO] [stderr]   Downloaded parse_cfg v4.1.1
[INFO] [stderr]   Downloaded hound v3.5.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 011e5e4cef24a87e850da76e9f2f18835dc60666ce677923e946b585d4079889
[INFO] running `Command { std: "docker" "start" "-a" "011e5e4cef24a87e850da76e9f2f18835dc60666ce677923e946b585d4079889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "011e5e4cef24a87e850da76e9f2f18835dc60666ce677923e946b585d4079889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "011e5e4cef24a87e850da76e9f2f18835dc60666ce677923e946b585d4079889", kill_on_drop: false }`
[INFO] [stdout] 011e5e4cef24a87e850da76e9f2f18835dc60666ce677923e946b585d4079889
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36ba2edfae749a4d89f1702bb5d1586e34ff39279dfd33ed35ecdb4f0bfc6108
[INFO] running `Command { std: "docker" "start" "-a" "36ba2edfae749a4d89f1702bb5d1586e34ff39279dfd33ed35ecdb4f0bfc6108", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling hound v3.5.1
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling alsa v0.9.1
[INFO] [stderr]    Compiling multichannel_audio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "36ba2edfae749a4d89f1702bb5d1586e34ff39279dfd33ed35ecdb4f0bfc6108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36ba2edfae749a4d89f1702bb5d1586e34ff39279dfd33ed35ecdb4f0bfc6108", kill_on_drop: false }`
[INFO] [stdout] 36ba2edfae749a4d89f1702bb5d1586e34ff39279dfd33ed35ecdb4f0bfc6108
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aa7cfefd5d57d5891f0c46213477fdc5cffcd7beecd692f347730d4f171eaae
[INFO] running `Command { std: "docker" "start" "-a" "2aa7cfefd5d57d5891f0c46213477fdc5cffcd7beecd692f347730d4f171eaae", kill_on_drop: false }`
[INFO] [stderr]    Compiling multichannel_audio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "2aa7cfefd5d57d5891f0c46213477fdc5cffcd7beecd692f347730d4f171eaae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa7cfefd5d57d5891f0c46213477fdc5cffcd7beecd692f347730d4f171eaae", kill_on_drop: false }`
[INFO] [stdout] 2aa7cfefd5d57d5891f0c46213477fdc5cffcd7beecd692f347730d4f171eaae
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f3bad198971aa9e04d0334eec11d2ba62768a94a009b37c88d8510a2eb6f4cf
[INFO] running `Command { std: "docker" "start" "-a" "7f3bad198971aa9e04d0334eec11d2ba62768a94a009b37c88d8510a2eb6f4cf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multichannel_audio-e70f68e5e2fde391)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test methods::tests::test_format_signal_for_multichannel ... ok
[INFO] [stdout] test methods::tests::test_fractional_duration_generate_sine_wave ... ok
[INFO] [stdout] test methods::tests::test_negative_duration_generate_sine_wave ... ok
[INFO] [stdout] test methods::tests::test_zero_duration_generate_sine_wave ... ok
[INFO] [stdout] test methods::tests::test_higher_playback_index_than_number_of_channels ... ok
[INFO] [stdout] test methods::tests::test_set_host_and_audio_device ... ok
[INFO] [stdout] test methods::tests::test_generate_sine_wave ... ok
[INFO] [stdout] test methods::tests::test_fractional_duration_generate_gaussian_white_noise ... ok
[INFO] [stdout] test methods::tests::test_generate_gaussian_white_noise ... ok
[INFO] [stdout] test methods::tests::test_zero_duration_generate_gaussian_white_noise ... ok
[INFO] [stdout] test methods::tests::test_negative_duration_generate_gaussian_white_noise ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests multichannel_audio
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/methods.rs - methods::DEVICE_NAME (line 16) ... ignored
[INFO] [stdout] test src/methods.rs - methods::HOST (line 17) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f3bad198971aa9e04d0334eec11d2ba62768a94a009b37c88d8510a2eb6f4cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f3bad198971aa9e04d0334eec11d2ba62768a94a009b37c88d8510a2eb6f4cf", kill_on_drop: false }`
[INFO] [stdout] 7f3bad198971aa9e04d0334eec11d2ba62768a94a009b37c88d8510a2eb6f4cf