[INFO] cloning repository https://github.com/tuzz/audio_mixer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuzz/audio_mixer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuzz%2Faudio_mixer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuzz%2Faudio_mixer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d07461083a9de1c3afbadcaa57bcb1ff8d63f1a
[INFO] testing tuzz/audio_mixer against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuzz%2Faudio_mixer" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tuzz/audio_mixer on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tuzz/audio_mixer
[INFO] finished tweaking git repo https://github.com/tuzz/audio_mixer
[INFO] tweaked toml for git repo https://github.com/tuzz/audio_mixer written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/tuzz/audio_mixer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic_float v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b64b5943062f687a57bb39d82bcc01244847a32da07877c8cddd1c8437a564e6
[INFO] running `Command { std: "docker" "start" "-a" "b64b5943062f687a57bb39d82bcc01244847a32da07877c8cddd1c8437a564e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b64b5943062f687a57bb39d82bcc01244847a32da07877c8cddd1c8437a564e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b64b5943062f687a57bb39d82bcc01244847a32da07877c8cddd1c8437a564e6", kill_on_drop: false }`
[INFO] [stdout] b64b5943062f687a57bb39d82bcc01244847a32da07877c8cddd1c8437a564e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a1e1432bdbb9ae108d5fd30cef1bca37f7c5ec88048842a84186bf129dac119
[INFO] running `Command { std: "docker" "start" "-a" "1a1e1432bdbb9ae108d5fd30cef1bca37f7c5ec88048842a84186bf129dac119", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]    Compiling atomic_float v0.1.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling nix v0.20.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling alsa v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling audio_mixer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 50s
[INFO] running `Command { std: "docker" "inspect" "1a1e1432bdbb9ae108d5fd30cef1bca37f7c5ec88048842a84186bf129dac119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a1e1432bdbb9ae108d5fd30cef1bca37f7c5ec88048842a84186bf129dac119", kill_on_drop: false }`
[INFO] [stdout] 1a1e1432bdbb9ae108d5fd30cef1bca37f7c5ec88048842a84186bf129dac119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98534e8ff913fbcec87473b1ba188948b20b1bc14020b2d56068658c78fdeaef
[INFO] running `Command { std: "docker" "start" "-a" "98534e8ff913fbcec87473b1ba188948b20b1bc14020b2d56068658c78fdeaef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling audio_mixer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `audio_mixer::WavDecoder`
[INFO] [stdout]  --> examples/wav_file.rs:1:61
[INFO] [stdout]   |
[INFO] [stdout] 1 | use audio_mixer::{AudioMixer, IntoChannels, IntoSampleRate, WavDecoder};
[INFO] [stdout]   |                                                             ^^^^^^^^^^ no `WavDecoder` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `audio_mixer` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OggDecoder`
[INFO] [stdout]   --> examples/pan_left_to_right.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |   let decoder = OggDecoder::new(cursor).unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^ use of undeclared type `OggDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `audio_mixer::OggDecoder`
[INFO] [stdout]  --> examples/buffer_reuse.rs:1:61
[INFO] [stdout]   |
[INFO] [stdout] 1 | use audio_mixer::{AudioMixer, IntoChannels, IntoSampleRate, OggDecoder, ReusableBuffer};
[INFO] [stdout]   |                                                             ^^^^^^^^^^ no `OggDecoder` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OggDecoder`
[INFO] [stdout]   --> examples/pausing_when_muted.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |   let decoder = OggDecoder::new(cursor).unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^ use of undeclared type `OggDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OggDecoder`
[INFO] [stdout]   --> examples/buffer_seeking.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |   let decoder = OggDecoder::new(cursor).unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^ use of undeclared type `OggDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `audio_mixer::WavDecoder`
[INFO] [stdout]  --> examples/recording_audio.rs:1:61
[INFO] [stdout]   |
[INFO] [stdout] 1 | use audio_mixer::{AudioMixer, IntoChannels, IntoSampleRate, WavDecoder};
[INFO] [stdout]   |                                                             ^^^^^^^^^^ no `WavDecoder` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `hound`
[INFO] [stdout]  --> examples/recording_audio.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use hound::{WavWriter, WavSpec, SampleFormat};
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `hound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OggDecoder`
[INFO] [stdout]   --> examples/stopping_playback.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |   let decoder = OggDecoder::new(cursor).unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^ use of undeclared type `OggDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `audio_mixer::OggDecoder`
[INFO] [stdout]  --> examples/ogg_file.rs:1:61
[INFO] [stdout]   |
[INFO] [stdout] 1 | use audio_mixer::{AudioMixer, IntoChannels, IntoSampleRate, OggDecoder};
[INFO] [stdout]   |                                                             ^^^^^^^^^^ no `OggDecoder` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OggDecoder`
[INFO] [stdout]   --> examples/pausing_playback.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |   let decoder = OggDecoder::new(cursor).unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^ use of undeclared type `OggDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OggDecoder`
[INFO] [stdout]   --> examples/low_pass.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |   let decoder = OggDecoder::new(cursor).unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^ use of undeclared type `OggDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `audio_mixer::OggDecoder`
[INFO] [stdout]  --> examples/reverse_stereo.rs:1:61
[INFO] [stdout]   |
[INFO] [stdout] 1 | use audio_mixer::{AudioMixer, IntoChannels, IntoSampleRate, OggDecoder};
[INFO] [stdout]   |                                                             ^^^^^^^^^^ no `OggDecoder` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OggDecoder`
[INFO] [stdout]   --> examples/dynamic_controls.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |   let decoder = OggDecoder::new(cursor).unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^ use of undeclared type `OggDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OggDecoder`
[INFO] [stdout]   --> examples/skipping_when_muted.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |   let decoder = OggDecoder::new(cursor).unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^ use of undeclared type `OggDecoder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "98534e8ff913fbcec87473b1ba188948b20b1bc14020b2d56068658c78fdeaef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98534e8ff913fbcec87473b1ba188948b20b1bc14020b2d56068658c78fdeaef", kill_on_drop: false }`
[INFO] [stdout] 98534e8ff913fbcec87473b1ba188948b20b1bc14020b2d56068658c78fdeaef