[INFO] fetching crate rustwav-core 0.3.8...
[INFO] testing rustwav-core-0.3.8 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rustwav-core 0.3.8 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rustwav-core 0.3.8
[INFO] finished tweaking crates.io crate rustwav-core 0.3.8
[INFO] tweaked toml for crates.io crate rustwav-core 0.3.8 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustwav-core 0.3.8 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustwav-core 0.3.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dc4e12eb082ff2116ae9efe2cc8af4273cbdcbfc51540c273fe5410f0dc8eab
[INFO] running `Command { std: "docker" "start" "-a" "6dc4e12eb082ff2116ae9efe2cc8af4273cbdcbfc51540c273fe5410f0dc8eab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dc4e12eb082ff2116ae9efe2cc8af4273cbdcbfc51540c273fe5410f0dc8eab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc4e12eb082ff2116ae9efe2cc8af4273cbdcbfc51540c273fe5410f0dc8eab", kill_on_drop: false }`
[INFO] [stdout] 6dc4e12eb082ff2116ae9efe2cc8af4273cbdcbfc51540c273fe5410f0dc8eab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e97e5a70a6ba93bfc388a85fa31d3bcefe03d014636920f00acbc8471880bd3f
[INFO] running `Command { std: "docker" "start" "-a" "e97e5a70a6ba93bfc388a85fa31d3bcefe03d014636920f00acbc8471880bd3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.23
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling rustfft v6.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling copiablebuf v0.0.7
[INFO] [stderr]    Compiling sampletypes v0.1.5
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling tinyogg v0.0.6
[INFO] [stderr]    Compiling errno v0.3.12
[INFO] [stderr]    Compiling fileparthasher v0.0.4
[INFO] [stderr]    Compiling xlaw v0.0.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling downmixer v0.0.5
[INFO] [stderr]    Compiling primal-check v0.3.4
[INFO] [stderr]    Compiling transpose v0.2.3
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling savagestr v0.0.5
[INFO] [stderr]    Compiling shared_io_utils v0.0.5
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling autotools v0.2.7
[INFO] [stderr]    Compiling ogg_next_sys v0.1.4
[INFO] [stderr]    Compiling mp3lame-sys v0.1.9
[INFO] [stderr]    Compiling aotuv_lancer_vorbis_sys v0.1.5
[INFO] [stderr]    Compiling rmp3 v0.3.1
[INFO] [stderr]    Compiling id3 v1.16.2
[INFO] [stderr]    Compiling libflac-sys v0.3.3
[INFO] [stderr]    Compiling audiopus_sys v0.2.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling opus v0.3.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling vorbis_rs v0.5.5
[INFO] [stderr]    Compiling resampler-rs v0.0.8
[INFO] [stderr]    Compiling audiochannelutils v0.0.4
[INFO] [stderr]    Compiling flac-rs v0.0.7
[INFO] [stderr]    Compiling mp3lame-encoder v0.2.1
[INFO] [stderr]    Compiling rustwav-core v0.3.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `adpcm_ima` is assigned to, but never used
[INFO] [stdout]    --> src/adpcm.rs:434:48
[INFO] [stdout]     |
[INFO] [stdout] 434 |                 if let ExtensionData::AdpcmIma(mut adpcm_ima) = extension.data {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_adpcm_ima` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ima` is never read
[INFO] [stdout]    --> src/adpcm.rs:435:21
[INFO] [stdout]     |
[INFO] [stdout] 435 |                     adpcm_ima.samples_per_block = (BLOCK_SIZE as u16 - 4) * fmt_chunk.channels * 2;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `adpcm_ms` is assigned to, but never used
[INFO] [stdout]     --> src/adpcm.rs:1104:47
[INFO] [stdout]      |
[INFO] [stdout] 1104 |                 if let ExtensionData::AdpcmMs(mut adpcm_ms) = extension.data {
[INFO] [stdout]      |                                               ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_adpcm_ms` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ms` is never read
[INFO] [stdout]     --> src/adpcm.rs:1105:21
[INFO] [stdout]      |
[INFO] [stdout] 1105 | /                     adpcm_ms.samples_per_block =
[INFO] [stdout] 1106 | |                         (BLOCK_SIZE as u16 - HEADER_SIZE as u16) * 2 * fmt_chunk.channels;
[INFO] [stdout]      | |_________________________________________________________________________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ms` is never read
[INFO] [stdout]     --> src/adpcm.rs:1107:21
[INFO] [stdout]      |
[INFO] [stdout] 1107 |                     adpcm_ms.num_coeff = self.coeff_table.len() as u16;
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ms` is never read
[INFO] [stdout]     --> src/adpcm.rs:1108:21
[INFO] [stdout]      |
[INFO] [stdout] 1108 |                     adpcm_ms.coeffs = self.coeff_table;
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wavreader.rs:580:26
[INFO] [stdout]     |
[INFO] [stdout] 580 |     pub fn frame_iter<S>(&mut self) -> Result<FrameIter<S>, AudioReadError>
[INFO] [stdout]     |                          ^^^^^^^^^            ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 580 |     pub fn frame_iter<S>(&mut self) -> Result<FrameIter<'_, S>, AudioReadError>
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wavreader.rs:597:25
[INFO] [stdout]     |
[INFO] [stdout] 597 |     pub fn mono_iter<S>(&mut self) -> Result<MonoIter<S>, AudioReadError>
[INFO] [stdout]     |                         ^^^^^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 597 |     pub fn mono_iter<S>(&mut self) -> Result<MonoIter<'_, S>, AudioReadError>
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wavreader.rs:614:27
[INFO] [stdout]     |
[INFO] [stdout] 614 |     pub fn stereo_iter<S>(&mut self) -> Result<StereoIter<S>, AudioReadError>
[INFO] [stdout]     |                           ^^^^^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 614 |     pub fn stereo_iter<S>(&mut self) -> Result<StereoIter<'_, S>, AudioReadError>
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.14s
[INFO] running `Command { std: "docker" "inspect" "e97e5a70a6ba93bfc388a85fa31d3bcefe03d014636920f00acbc8471880bd3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e97e5a70a6ba93bfc388a85fa31d3bcefe03d014636920f00acbc8471880bd3f", kill_on_drop: false }`
[INFO] [stdout] e97e5a70a6ba93bfc388a85fa31d3bcefe03d014636920f00acbc8471880bd3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6c175c493ab1825072ea90c255855e2d87f67194ed06ef4455d1ca6b68c5f18
[INFO] running `Command { std: "docker" "start" "-a" "f6c175c493ab1825072ea90c255855e2d87f67194ed06ef4455d1ca6b68c5f18", kill_on_drop: false }`
[INFO] [stdout] warning: variable `adpcm_ima` is assigned to, but never used
[INFO] [stdout]    --> src/adpcm.rs:434:48
[INFO] [stdout]     |
[INFO] [stdout] 434 |                 if let ExtensionData::AdpcmIma(mut adpcm_ima) = extension.data {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_adpcm_ima` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ima` is never read
[INFO] [stdout]    --> src/adpcm.rs:435:21
[INFO] [stdout]     |
[INFO] [stdout] 435 |                     adpcm_ima.samples_per_block = (BLOCK_SIZE as u16 - 4) * fmt_chunk.channels * 2;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `adpcm_ms` is assigned to, but never used
[INFO] [stdout]     --> src/adpcm.rs:1104:47
[INFO] [stdout]      |
[INFO] [stdout] 1104 |                 if let ExtensionData::AdpcmMs(mut adpcm_ms) = extension.data {
[INFO] [stdout]      |                                               ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_adpcm_ms` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ms` is never read
[INFO] [stdout]     --> src/adpcm.rs:1105:21
[INFO] [stdout]      |
[INFO] [stdout] 1105 | /                     adpcm_ms.samples_per_block =
[INFO] [stdout] 1106 | |                         (BLOCK_SIZE as u16 - HEADER_SIZE as u16) * 2 * fmt_chunk.channels;
[INFO] [stdout]      | |_________________________________________________________________________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ms` is never read
[INFO] [stdout]     --> src/adpcm.rs:1107:21
[INFO] [stdout]      |
[INFO] [stdout] 1107 |                     adpcm_ms.num_coeff = self.coeff_table.len() as u16;
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ms` is never read
[INFO] [stdout]     --> src/adpcm.rs:1108:21
[INFO] [stdout]      |
[INFO] [stdout] 1108 |                     adpcm_ms.coeffs = self.coeff_table;
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wavreader.rs:580:26
[INFO] [stdout]     |
[INFO] [stdout] 580 |     pub fn frame_iter<S>(&mut self) -> Result<FrameIter<S>, AudioReadError>
[INFO] [stdout]     |                          ^^^^^^^^^            ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 580 |     pub fn frame_iter<S>(&mut self) -> Result<FrameIter<'_, S>, AudioReadError>
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustwav-core v0.3.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wavreader.rs:597:25
[INFO] [stdout]     |
[INFO] [stdout] 597 |     pub fn mono_iter<S>(&mut self) -> Result<MonoIter<S>, AudioReadError>
[INFO] [stdout]     |                         ^^^^^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 597 |     pub fn mono_iter<S>(&mut self) -> Result<MonoIter<'_, S>, AudioReadError>
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wavreader.rs:614:27
[INFO] [stdout]     |
[INFO] [stdout] 614 |     pub fn stereo_iter<S>(&mut self) -> Result<StereoIter<S>, AudioReadError>
[INFO] [stdout]     |                           ^^^^^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 614 |     pub fn stereo_iter<S>(&mut self) -> Result<StereoIter<'_, S>, AudioReadError>
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `adpcm_ima` is assigned to, but never used
[INFO] [stdout]    --> src/adpcm.rs:434:48
[INFO] [stdout]     |
[INFO] [stdout] 434 |                 if let ExtensionData::AdpcmIma(mut adpcm_ima) = extension.data {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_adpcm_ima` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ima` is never read
[INFO] [stdout]    --> src/adpcm.rs:435:21
[INFO] [stdout]     |
[INFO] [stdout] 435 |                     adpcm_ima.samples_per_block = (BLOCK_SIZE as u16 - 4) * fmt_chunk.channels * 2;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `adpcm_ms` is assigned to, but never used
[INFO] [stdout]     --> src/adpcm.rs:1104:47
[INFO] [stdout]      |
[INFO] [stdout] 1104 |                 if let ExtensionData::AdpcmMs(mut adpcm_ms) = extension.data {
[INFO] [stdout]      |                                               ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_adpcm_ms` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ms` is never read
[INFO] [stdout]     --> src/adpcm.rs:1105:21
[INFO] [stdout]      |
[INFO] [stdout] 1105 | /                     adpcm_ms.samples_per_block =
[INFO] [stdout] 1106 | |                         (BLOCK_SIZE as u16 - HEADER_SIZE as u16) * 2 * fmt_chunk.channels;
[INFO] [stdout]      | |_________________________________________________________________________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ms` is never read
[INFO] [stdout]     --> src/adpcm.rs:1107:21
[INFO] [stdout]      |
[INFO] [stdout] 1107 |                     adpcm_ms.num_coeff = self.coeff_table.len() as u16;
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `adpcm_ms` is never read
[INFO] [stdout]     --> src/adpcm.rs:1108:21
[INFO] [stdout]      |
[INFO] [stdout] 1108 |                     adpcm_ms.coeffs = self.coeff_table;
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wavreader.rs:580:26
[INFO] [stdout]     |
[INFO] [stdout] 580 |     pub fn frame_iter<S>(&mut self) -> Result<FrameIter<S>, AudioReadError>
[INFO] [stdout]     |                          ^^^^^^^^^            ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 580 |     pub fn frame_iter<S>(&mut self) -> Result<FrameIter<'_, S>, AudioReadError>
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wavreader.rs:597:25
[INFO] [stdout]     |
[INFO] [stdout] 597 |     pub fn mono_iter<S>(&mut self) -> Result<MonoIter<S>, AudioReadError>
[INFO] [stdout]     |                         ^^^^^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 597 |     pub fn mono_iter<S>(&mut self) -> Result<MonoIter<'_, S>, AudioReadError>
[INFO] [stdout]     |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wavreader.rs:614:27
[INFO] [stdout]     |
[INFO] [stdout] 614 |     pub fn stereo_iter<S>(&mut self) -> Result<StereoIter<S>, AudioReadError>
[INFO] [stdout]     |                           ^^^^^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 614 |     pub fn stereo_iter<S>(&mut self) -> Result<StereoIter<'_, S>, AudioReadError>
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `Command { std: "docker" "inspect" "f6c175c493ab1825072ea90c255855e2d87f67194ed06ef4455d1ca6b68c5f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c175c493ab1825072ea90c255855e2d87f67194ed06ef4455d1ca6b68c5f18", kill_on_drop: false }`
[INFO] [stdout] f6c175c493ab1825072ea90c255855e2d87f67194ed06ef4455d1ca6b68c5f18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8fcde791102823d6cdf8538c34df7d347da0fde646ada4c3c9abb24809761d65
[INFO] running `Command { std: "docker" "start" "-a" "8fcde791102823d6cdf8538c34df7d347da0fde646ada4c3c9abb24809761d65", kill_on_drop: false }`
[INFO] [stderr] warning: variable `adpcm_ima` is assigned to, but never used
[INFO] [stderr]    --> src/adpcm.rs:434:48
[INFO] [stderr]     |
[INFO] [stderr] 434 |                 if let ExtensionData::AdpcmIma(mut adpcm_ima) = extension.data {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_adpcm_ima` instead
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `adpcm_ima` is never read
[INFO] [stderr]    --> src/adpcm.rs:435:21
[INFO] [stderr]     |
[INFO] [stderr] 435 |                     adpcm_ima.samples_per_block = (BLOCK_SIZE as u16 - 4) * fmt_chunk.channels * 2;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `adpcm_ms` is assigned to, but never used
[INFO] [stderr]     --> src/adpcm.rs:1104:47
[INFO] [stderr]      |
[INFO] [stderr] 1104 |                 if let ExtensionData::AdpcmMs(mut adpcm_ms) = extension.data {
[INFO] [stderr]      |                                               ^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_adpcm_ms` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `adpcm_ms` is never read
[INFO] [stderr]     --> src/adpcm.rs:1105:21
[INFO] [stderr]      |
[INFO] [stderr] 1105 | /                     adpcm_ms.samples_per_block =
[INFO] [stderr] 1106 | |                         (BLOCK_SIZE as u16 - HEADER_SIZE as u16) * 2 * fmt_chunk.channels;
[INFO] [stderr]      | |_________________________________________________________________________________________^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `adpcm_ms` is never read
[INFO] [stderr]     --> src/adpcm.rs:1107:21
[INFO] [stderr]      |
[INFO] [stderr] 1107 |                     adpcm_ms.num_coeff = self.coeff_table.len() as u16;
[INFO] [stderr]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `adpcm_ms` is never read
[INFO] [stderr]     --> src/adpcm.rs:1108:21
[INFO] [stderr]      |
[INFO] [stderr] 1108 |                     adpcm_ms.coeffs = self.coeff_table;
[INFO] [stderr]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/wavreader.rs:580:26
[INFO] [stderr]     |
[INFO] [stderr] 580 |     pub fn frame_iter<S>(&mut self) -> Result<FrameIter<S>, AudioReadError>
[INFO] [stderr]     |                          ^^^^^^^^^            ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 580 |     pub fn frame_iter<S>(&mut self) -> Result<FrameIter<'_, S>, AudioReadError>
[INFO] [stderr]     |                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/wavreader.rs:597:25
[INFO] [stderr]     |
[INFO] [stderr] 597 |     pub fn mono_iter<S>(&mut self) -> Result<MonoIter<S>, AudioReadError>
[INFO] [stderr]     |                         ^^^^^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 597 |     pub fn mono_iter<S>(&mut self) -> Result<MonoIter<'_, S>, AudioReadError>
[INFO] [stderr]     |                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/wavreader.rs:614:27
[INFO] [stderr]     |
[INFO] [stderr] 614 |     pub fn stereo_iter<S>(&mut self) -> Result<StereoIter<S>, AudioReadError>
[INFO] [stderr]     |                           ^^^^^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 614 |     pub fn stereo_iter<S>(&mut self) -> Result<StereoIter<'_, S>, AudioReadError>
[INFO] [stderr]     |                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: `rustwav-core` (lib) generated 9 warnings (run `cargo fix --lib -p rustwav-core` to apply 3 suggestions)
[INFO] [stderr] warning: `rustwav-core` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustwav_core-d8789548d5f97e15)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustwav_core
[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] running `Command { std: "docker" "inspect" "8fcde791102823d6cdf8538c34df7d347da0fde646ada4c3c9abb24809761d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fcde791102823d6cdf8538c34df7d347da0fde646ada4c3c9abb24809761d65", kill_on_drop: false }`
[INFO] [stdout] 8fcde791102823d6cdf8538c34df7d347da0fde646ada4c3c9abb24809761d65
