[INFO] fetching crate skua-voice 0.4.0...
[INFO] testing skua-voice-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate skua-voice 0.4.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate skua-voice 0.4.0
[INFO] finished tweaking crates.io crate skua-voice 0.4.0
[INFO] tweaked toml for crates.io crate skua-voice 0.4.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate skua-voice 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 397 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.8.2)
[INFO] [stderr]       Adding dashmap v5.5.3 (available: v6.1.0)
[INFO] [stderr]       Adding flume v0.11.1 (available: v0.12.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.2)
[INFO] [stderr]       Adding ringbuf v0.3.3 (available: v0.4.8)
[INFO] [stderr]       Adding rubato v0.14.1 (available: v2.0.0)
[INFO] [stderr]       Adding simd-json v0.13.11 (available: v0.17.0)
[INFO] [stderr]       Adding socket2 v0.5.10 (available: v0.6.3)
[INFO] [stderr]       Adding tokio-tungstenite v0.20.1 (available: v0.29.0)
[INFO] [stderr]       Adding twilight-gateway v0.15.4 (available: v0.17.1)
[INFO] [stderr]       Adding twilight-model v0.15.4 (available: v0.17.1)
[INFO] [stderr]       Adding typemap_rev v0.3.0 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `symphonia` dependency)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded extended v0.1.0
[INFO] [stderr]   Downloaded symphonia v0.5.5
[INFO] [stderr]   Downloaded symphonia-metadata v0.5.5
[INFO] [stderr]   Downloaded symphonia-core v0.5.5
[INFO] [stderr]   Downloaded symphonia-format-riff v0.5.5
[INFO] [stderr]   Downloaded crypto_secretbox v0.1.1
[INFO] [stderr]   Downloaded ntest_timeout v0.9.5
[INFO] [stderr]   Downloaded symphonia-codec-adpcm v0.5.5
[INFO] [stderr]   Downloaded pnet_base v0.34.0
[INFO] [stderr]   Downloaded ntest_test_cases v0.9.5
[INFO] [stderr]   Downloaded ntest v0.9.5
[INFO] [stderr]   Downloaded streamcatcher v1.0.1
[INFO] [stderr]   Downloaded pnet_macros_support v0.34.0
[INFO] [stderr]   Downloaded pnet_macros v0.34.0
[INFO] [stderr]   Downloaded audiopus v0.3.0-rc.0
[INFO] [stderr]   Downloaded rubato v0.14.1
[INFO] [stderr]   Downloaded lexical-write-integer v1.0.6
[INFO] [stderr]   Downloaded halfbrown v0.2.5
[INFO] [stderr]   Downloaded symphonia-bundle-mp3 v0.5.5
[INFO] [stderr]   Downloaded lexical-write-float v1.0.6
[INFO] [stderr]   Downloaded twilight-model v0.15.4
[INFO] [stderr]   Downloaded lexical-parse-float v1.0.6
[INFO] [stderr]   Downloaded lexical-util v1.0.7
[INFO] [stderr]   Downloaded simd-json v0.13.11
[INFO] [stderr]   Downloaded symphonia-codec-aac v0.5.5
[INFO] [stderr]   Downloaded symphonia-format-isomp4 v0.5.5
[INFO] [stderr]   Downloaded rusty_pool v0.7.0
[INFO] [stderr]   Downloaded lexical-parse-integer v1.0.6
[INFO] [stderr]   Downloaded value-trait v0.8.1
[INFO] [stderr]   Downloaded skua-voice-model v0.2.0
[INFO] [stderr]   Downloaded symphonia-format-mkv v0.5.5
[INFO] [stderr]   Downloaded serde-aux v4.7.0
[INFO] [stderr]   Downloaded lexical-core v1.0.6
[INFO] [stderr]   Downloaded symphonia-bundle-flac v0.5.5
[INFO] [stderr]   Downloaded symphonia-codec-vorbis v0.5.5
[INFO] [stderr]   Downloaded symphonia-format-ogg v0.5.5
[INFO] [stderr]   Downloaded discortp v0.6.0
[INFO] [stderr]   Downloaded serde_cow v0.1.2
[INFO] [stderr]   Downloaded symphonia-utils-xiph v0.5.5
[INFO] [stderr]   Downloaded symphonia-codec-pcm v0.5.5
[INFO] [stderr]   Downloaded twilight-gateway v0.15.4
[INFO] [stderr]   Downloaded twilight-gateway-queue v0.15.4
[INFO] [stderr]   Downloaded skua v0.12.4
[INFO] [stderr]   Downloaded typemap_rev v0.3.0
[INFO] [stderr]   Downloaded audiopus_sys v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2618467fe34f4f0ee06eae7cdfb6fc8d124d68bcb3f0dd5d28fc66bc21f3aa4d
[INFO] running `Command { std: "docker" "start" "-a" "2618467fe34f4f0ee06eae7cdfb6fc8d124d68bcb3f0dd5d28fc66bc21f3aa4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2618467fe34f4f0ee06eae7cdfb6fc8d124d68bcb3f0dd5d28fc66bc21f3aa4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2618467fe34f4f0ee06eae7cdfb6fc8d124d68bcb3f0dd5d28fc66bc21f3aa4d", kill_on_drop: false }`
[INFO] [stdout] 2618467fe34f4f0ee06eae7cdfb6fc8d124d68bcb3f0dd5d28fc66bc21f3aa4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8866928fcd5baca51e04b7cda69fa69939f8cf588a714217dc8c54bb1132af3
[INFO] running `Command { std: "docker" "start" "-a" "e8866928fcd5baca51e04b7cda69fa69939f8cf588a714217dc8c54bb1132af3", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `symphonia` dependency)
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling data-encoding v2.10.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling webpki-roots v1.0.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling no-std-net v0.6.0
[INFO] [stderr]    Compiling transpose v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tokio v1.51.1
[INFO] [stderr]    Compiling primal-check v0.3.4
[INFO] [stderr]    Compiling webpki-roots v0.25.4
[INFO] [stderr]    Compiling symphonia-core v0.5.5
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling rustfft v6.4.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling audiopus_sys v0.2.2
[INFO] [stderr]    Compiling pnet_base v0.34.0
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling ipnet v2.12.0
[INFO] [stderr]    Compiling skua v0.12.4
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling universal-hash v0.5.1
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling poly1305 v0.8.0
[INFO] [stderr]    Compiling aead v0.5.2
[INFO] [stderr]    Compiling salsa20 v0.10.2
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling symphonia-metadata v0.5.5
[INFO] [stderr]    Compiling pnet_macros_support v0.34.0
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling secrecy v0.8.0
[INFO] [stderr]    Compiling serde_cow v0.1.2
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling typemap_rev v0.3.0
[INFO] [stderr]    Compiling skua-voice v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling symphonia v0.5.5
[INFO] [stderr]    Compiling uuid v1.23.0
[INFO] [stderr]    Compiling audiopus v0.3.0-rc.0
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling crypto_secretbox v0.1.1
[INFO] [stderr]    Compiling skua-voice-model v0.2.0
[INFO] [stderr]    Compiling ringbuf v0.3.3
[INFO] [stderr]    Compiling serde-aux v4.7.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling streamcatcher v1.0.1
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling rusty_pool v0.7.0
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling rustls-webpki v0.102.8
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling pnet_macros v0.34.0
[INFO] [stderr]    Compiling realfft v3.5.0
[INFO] [stderr]    Compiling discortp v0.6.0
[INFO] [stderr]    Compiling rubato v0.14.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling tungstenite v0.21.0
[INFO] [stderr]    Compiling tokio-rustls v0.25.0
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling tungstenite v0.20.1
[INFO] [stderr]    Compiling tokio-tungstenite v0.21.0
[INFO] [stderr]    Compiling tokio-tungstenite v0.20.1
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr] error: could not compile `skua` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/562dee4820c458d823175268e41601d4c060588a/bin/rustc --crate-name skua --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skua-0.12.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="builder"' --cfg 'feature="bytes"' --cfg 'feature="client"' --cfg 'feature="flate2"' --cfg 'feature="gateway"' --cfg 'feature="http"' --cfg 'feature="mime_guess"' --cfg 'feature="model"' --cfg 'feature="percent-encoding"' --cfg 'feature="reqwest"' --cfg 'feature="rustls_backend"' --cfg 'feature="tokio-tungstenite"' --cfg 'feature="typemap_rev"' --cfg 'feature="utils"' --cfg 'feature="voice"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("absolute_ratelimits", "builder", "bytes", "cache", "chrono", "client", "collector", "command_attr", "dashmap", "default", "default_native_tls", "default_no_backend", "ed25519-dalek", "flate2", "framework", "full", "fxhash", "gateway", "http", "interactions_endpoint", "levenshtein", "mime_guess", "mini-moka", "model", "native_tls_backend", "parking_lot", "percent-encoding", "reqwest", "rustls_backend", "serenity-voice-model", "simd-json", "simd_json", "standard_framework", "static_assertions", "temp_cache", "tokio-tungstenite", "tokio_task_builder", "typemap_rev", "typesize", "unstable_discord_api", "utils", "uwl", "voice", "voice_model"))' -C metadata=dc3bd93a80ce9fb8 -C extra-filename=-6c52a87fa9f285e8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-af6b4cc7fc304d4a.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-5e6c8dc165503e7e.so --extern base64=/opt/rustwide/target/debug/deps/libbase64-2a03de3babadded3.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-5c085993cab0beac.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-ff5aca13e3e348ea.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-a2dedd36ac407e60.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-bee1c03ca1551664.rmeta --extern mime_guess=/opt/rustwide/target/debug/deps/libmime_guess-0274a1a829a6a5ea.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-c53c37e60dd2727e.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-c85a7e252ef77209.rmeta --extern secrecy=/opt/rustwide/target/debug/deps/libsecrecy-0e41a3f9b437159b.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b497622e31234d47.rmeta --extern serde_cow=/opt/rustwide/target/debug/deps/libserde_cow-50863fcda66dee43.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-2de0d6be3b8748dc.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-56e1b6de00cfd62d.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-8d1102161c4955d3.rmeta --extern tokio_tungstenite=/opt/rustwide/target/debug/deps/libtokio_tungstenite-e7cf834dc715e0bd.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-6a9661d18f9654a6.rmeta --extern typemap_rev=/opt/rustwide/target/debug/deps/libtypemap_rev-e32769cbeb131856.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-9e68ac4852b227a4.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/ring-af93f63318f72af9/out --check-cfg 'cfg(tokio_unstable, ignore_serenity_deprecated)'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/driver/tasks/error.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Opus(OpusError),
[INFO] [stdout]    |     ---- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 -     Opus(OpusError),
[INFO] [stdout] 28 +     Opus(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/driver/tasks/error.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Ws(WsError),
[INFO] [stdout]    |     -- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 29 -     Ws(WsError),
[INFO] [stdout] 29 +     Ws(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/driver/tasks/message/disposal.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Track(Box<InternalTrack>),
[INFO] [stdout]   |     ----- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Track(Box<InternalTrack>),
[INFO] [stdout] 6 +     Track(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/driver/tasks/message/disposal.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Handle(TrackHandle),
[INFO] [stdout]   |     ------ ^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Handle(TrackHandle),
[INFO] [stdout] 7 +     Handle(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content_prep_sequence` is never read
[INFO] [stdout]   --> src/driver/tasks/mixer/mod.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct Mixer {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub content_prep_sequence: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e8866928fcd5baca51e04b7cda69fa69939f8cf588a714217dc8c54bb1132af3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8866928fcd5baca51e04b7cda69fa69939f8cf588a714217dc8c54bb1132af3", kill_on_drop: false }`
[INFO] [stdout] e8866928fcd5baca51e04b7cda69fa69939f8cf588a714217dc8c54bb1132af3