[INFO] cloning repository https://github.com/RobertZ2011/spectralgenesis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RobertZ2011/spectralgenesis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobertZ2011%2Fspectralgenesis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobertZ2011%2Fspectralgenesis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6701134465a9580ec2a1ed45d5c98a33d64efaf
[INFO] testing RobertZ2011/spectralgenesis against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobertZ2011%2Fspectralgenesis" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RobertZ2011/spectralgenesis on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RobertZ2011/spectralgenesis
[INFO] finished tweaking git repo https://github.com/RobertZ2011/spectralgenesis
[INFO] tweaked toml for git repo https://github.com/RobertZ2011/spectralgenesis written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/RobertZ2011/spectralgenesis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 mach v0.2.2
[INFO] [stderr]   Downloaded slice-deque v0.1.13
[INFO] [stderr]   Downloaded minimp3 v0.3.0
[INFO] [stderr]   Downloaded minimp3-sys v0.3.0
[INFO] [stderr]   Downloaded rustfft v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1ac630bfc5db5b7dff8e3ef95095174ebea8a3b4db57a60931257040008e2ff
[INFO] running `Command { std: "docker" "start" "-a" "e1ac630bfc5db5b7dff8e3ef95095174ebea8a3b4db57a60931257040008e2ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1ac630bfc5db5b7dff8e3ef95095174ebea8a3b4db57a60931257040008e2ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ac630bfc5db5b7dff8e3ef95095174ebea8a3b4db57a60931257040008e2ff", kill_on_drop: false }`
[INFO] [stdout] e1ac630bfc5db5b7dff8e3ef95095174ebea8a3b4db57a60931257040008e2ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55da4c52de8daf1691a7c4a15803be92aced4cf1fa038f4275406481d419df8f
[INFO] running `Command { std: "docker" "start" "-a" "55da4c52de8daf1691a7c4a15803be92aced4cf1fa038f4275406481d419df8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling inflate v0.4.3
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling slice-deque v0.1.13
[INFO] [stderr]    Compiling minimp3-sys v0.3.0
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling minimp3 v0.3.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling rustfft v2.1.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling spectralgenesis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fft/cpu_fft.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     forward: Arc<FFT<f32>>,
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 -     forward: Arc<FFT<f32>>,
[INFO] [stdout] 10 +     forward: Arc<dyn FFT<f32>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fft/cpu_fft.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     inverse: Arc<FFT<f32>>
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 -     inverse: Arc<FFT<f32>>
[INFO] [stdout] 11 +     inverse: Arc<dyn FFT<f32>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/mod.rs:36:76
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn decode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Decoder>, DecodeError> {
[INFO] [stdout]    |                                                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 - pub fn decode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Decoder>, DecodeError> {
[INFO] [stdout] 36 + pub fn decode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<dyn Decoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/mod.rs:52:76
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn encode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Encoder>, DecodeError> {
[INFO] [stdout]    |                                                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 - pub fn encode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Encoder>, DecodeError> {
[INFO] [stdout] 52 + pub fn encode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<dyn Encoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/process.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 - pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout] 13 + pub fn process_encoder(fft_engine: &dyn Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/process.rs:13:78
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    |                                                                              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 - pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout] 13 + pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut dyn Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/process.rs:13:101
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    |                                                                                                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 - pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout] 13 + pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut dyn Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/process.rs:38:71
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn get_samples(required_samples: usize, channel: usize, decoder: &mut Decoder) -> Samples {
[INFO] [stdout]    |                                                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 - fn get_samples(required_samples: usize, channel: usize, decoder: &mut Decoder) -> Samples {
[INFO] [stdout] 38 + fn get_samples(required_samples: usize, channel: usize, decoder: &mut dyn Decoder) -> Samples {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/process.rs:74:31
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn process_slice(fft_engine: &Fft, image: &DynamicImage, audio_time: &mut [Complex32], audio_freq: &mut [Complex32]) {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 - fn process_slice(fft_engine: &Fft, image: &DynamicImage, audio_time: &mut [Complex32], audio_freq: &mut [Complex32]) {
[INFO] [stdout] 74 + fn process_slice(fft_engine: &dyn Fft, image: &DynamicImage, audio_time: &mut [Complex32], audio_freq: &mut [Complex32]) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/process.rs:106:39
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<Dyn...
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 - pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stdout] 106 + pub fn visualize_decoder(fft_engine: &dyn Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/process.rs:106:74
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<Dyn...
[INFO] [stdout]     |                                                                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 - pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stdout] 106 + pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut dyn Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/process.rs:125:33
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn visualize_slice(fft_engine: &Fft, audio_time: &mut [Complex32], audio_freq: &mut [Complex32], quanta: u32) -> Option<DynamicImage> {
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 125 - fn visualize_slice(fft_engine: &Fft, audio_time: &mut [Complex32], audio_freq: &mut [Complex32], quanta: u32) -> Option<DynamicImage> {
[INFO] [stdout] 125 + fn visualize_slice(fft_engine: &dyn Fft, audio_time: &mut [Complex32], audio_freq: &mut [Complex32], quanta: u32) -> Option<DynamicImage> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/mp3.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout] 14 +     pub fn open(file: &Path) -> Result<Box<dyn audio::Decoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/wav.rs:18:76
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 -     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stdout] 18 +     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<dyn audio::Encoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/wav.rs:59:45
[INFO] [stdout]    |
[INFO] [stdout] 59 |      pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 59 -      pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout] 59 +      pub fn open(file: &Path) -> Result<Box<dyn audio::Decoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/raw.rs:18:42
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 -     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout] 18 +     fn create(path: &Path) -> Result<Box<dyn audio::Decoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/raw.rs:50:46
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn create(path: &Path) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 -     pub fn create(path: &Path) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stdout] 50 +     pub fn create(path: &Path) -> Result<Box<dyn audio::Encoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rest`
[INFO] [stdout]   --> src/process.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let (mut data, rest) = get_samples(required_samples, 0, decoder);
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_rest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `verbose`
[INFO] [stdout]   --> src/process.rs:13:110
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    |                                                                                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strict`
[INFO] [stdout]   --> src/process.rs:13:125
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    |                                                                                                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_strict`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/audio/raw.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Error`
[INFO] [stdout]  --> src/process.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Error {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/audio/wav.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reader`
[INFO] [stdout]   --> src/audio/raw.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     reader: BufReader<File>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/audio/raw.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 image.save(Path::new(image_out));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/audio/wav.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 self.encoder.write_sample((frame.data[j][i] * 32_767.0) as i16);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/audio/raw.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |             write!(&mut self.writer, "{}\n", *sample);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.57s
[INFO] running `Command { std: "docker" "inspect" "55da4c52de8daf1691a7c4a15803be92aced4cf1fa038f4275406481d419df8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55da4c52de8daf1691a7c4a15803be92aced4cf1fa038f4275406481d419df8f", kill_on_drop: false }`
[INFO] [stdout] 55da4c52de8daf1691a7c4a15803be92aced4cf1fa038f4275406481d419df8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a32dd1d3d02839aa4f1e7b06ea4e6376db583b96c5f3b03d58abc659160ec76c
[INFO] running `Command { std: "docker" "start" "-a" "a32dd1d3d02839aa4f1e7b06ea4e6376db583b96c5f3b03d58abc659160ec76c", kill_on_drop: false }`
[INFO] [stderr]    Compiling spectralgenesis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fft/cpu_fft.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     forward: Arc<FFT<f32>>,
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 -     forward: Arc<FFT<f32>>,
[INFO] [stdout] 10 +     forward: Arc<dyn FFT<f32>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fft/cpu_fft.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     inverse: Arc<FFT<f32>>
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 11 -     inverse: Arc<FFT<f32>>
[INFO] [stdout] 11 +     inverse: Arc<dyn FFT<f32>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/mod.rs:36:76
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn decode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Decoder>, DecodeError> {
[INFO] [stdout]    |                                                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 - pub fn decode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Decoder>, DecodeError> {
[INFO] [stdout] 36 + pub fn decode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<dyn Decoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/mod.rs:52:76
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn encode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Encoder>, DecodeError> {
[INFO] [stdout]    |                                                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 - pub fn encode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Encoder>, DecodeError> {
[INFO] [stdout] 52 + pub fn encode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<dyn Encoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/process.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 - pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout] 13 + pub fn process_encoder(fft_engine: &dyn Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/process.rs:13:78
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    |                                                                              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 - pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout] 13 + pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut dyn Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/process.rs:13:101
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    |                                                                                                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 - pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout] 13 + pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut dyn Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/process.rs:38:71
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn get_samples(required_samples: usize, channel: usize, decoder: &mut Decoder) -> Samples {
[INFO] [stdout]    |                                                                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 - fn get_samples(required_samples: usize, channel: usize, decoder: &mut Decoder) -> Samples {
[INFO] [stdout] 38 + fn get_samples(required_samples: usize, channel: usize, decoder: &mut dyn Decoder) -> Samples {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/process.rs:74:31
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn process_slice(fft_engine: &Fft, image: &DynamicImage, audio_time: &mut [Complex32], audio_freq: &mut [Complex32]) {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 - fn process_slice(fft_engine: &Fft, image: &DynamicImage, audio_time: &mut [Complex32], audio_freq: &mut [Complex32]) {
[INFO] [stdout] 74 + fn process_slice(fft_engine: &dyn Fft, image: &DynamicImage, audio_time: &mut [Complex32], audio_freq: &mut [Complex32]) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/process.rs:106:39
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<Dyn...
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 - pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stdout] 106 + pub fn visualize_decoder(fft_engine: &dyn Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/process.rs:106:74
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<Dyn...
[INFO] [stdout]     |                                                                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 - pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stdout] 106 + pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut dyn Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/process.rs:125:33
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn visualize_slice(fft_engine: &Fft, audio_time: &mut [Complex32], audio_freq: &mut [Complex32], quanta: u32) -> Option<DynamicImage> {
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 125 - fn visualize_slice(fft_engine: &Fft, audio_time: &mut [Complex32], audio_freq: &mut [Complex32], quanta: u32) -> Option<DynamicImage> {
[INFO] [stdout] 125 + fn visualize_slice(fft_engine: &dyn Fft, audio_time: &mut [Complex32], audio_freq: &mut [Complex32], quanta: u32) -> Option<DynamicImage> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/mp3.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout] 14 +     pub fn open(file: &Path) -> Result<Box<dyn audio::Decoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/wav.rs:18:76
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 -     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stdout] 18 +     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<dyn audio::Encoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/wav.rs:59:45
[INFO] [stdout]    |
[INFO] [stdout] 59 |      pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 59 -      pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout] 59 +      pub fn open(file: &Path) -> Result<Box<dyn audio::Decoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/raw.rs:18:42
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 -     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout] 18 +     fn create(path: &Path) -> Result<Box<dyn audio::Decoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/audio/raw.rs:50:46
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn create(path: &Path) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 -     pub fn create(path: &Path) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stdout] 50 +     pub fn create(path: &Path) -> Result<Box<dyn audio::Encoder>, DecodeError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rest`
[INFO] [stdout]   --> src/process.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let (mut data, rest) = get_samples(required_samples, 0, decoder);
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_rest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `verbose`
[INFO] [stdout]   --> src/process.rs:13:110
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    |                                                                                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strict`
[INFO] [stdout]   --> src/process.rs:13:125
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stdout]    |                                                                                                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_strict`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/audio/raw.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Error`
[INFO] [stdout]  --> src/process.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Error {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/audio/wav.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reader`
[INFO] [stdout]   --> src/audio/raw.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     reader: BufReader<File>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/audio/raw.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 image.save(Path::new(image_out));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/audio/wav.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 self.encoder.write_sample((frame.data[j][i] * 32_767.0) as i16);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/audio/raw.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |             write!(&mut self.writer, "{}\n", *sample);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "a32dd1d3d02839aa4f1e7b06ea4e6376db583b96c5f3b03d58abc659160ec76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32dd1d3d02839aa4f1e7b06ea4e6376db583b96c5f3b03d58abc659160ec76c", kill_on_drop: false }`
[INFO] [stdout] a32dd1d3d02839aa4f1e7b06ea4e6376db583b96c5f3b03d58abc659160ec76c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae131fd357165f755dcf870fb362bac292377a7db4a46d2627f8626e6a77770e
[INFO] running `Command { std: "docker" "start" "-a" "ae131fd357165f755dcf870fb362bac292377a7db4a46d2627f8626e6a77770e", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fft/cpu_fft.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 |     forward: Arc<FFT<f32>>,
[INFO] [stderr]    |                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 10 -     forward: Arc<FFT<f32>>,
[INFO] [stderr] 10 +     forward: Arc<dyn FFT<f32>>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fft/cpu_fft.rs:11:18
[INFO] [stderr]    |
[INFO] [stderr] 11 |     inverse: Arc<FFT<f32>>
[INFO] [stderr]    |                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 11 -     inverse: Arc<FFT<f32>>
[INFO] [stderr] 11 +     inverse: Arc<dyn FFT<f32>>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/audio/mod.rs:36:76
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn decode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Decoder>, DecodeError> {
[INFO] [stderr]    |                                                                            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 36 - pub fn decode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Decoder>, DecodeError> {
[INFO] [stderr] 36 + pub fn decode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<dyn Decoder>, DecodeError> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/audio/mod.rs:52:76
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn encode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Encoder>, DecodeError> {
[INFO] [stderr]    |                                                                            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 52 - pub fn encode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<Encoder>, DecodeError> {
[INFO] [stderr] 52 + pub fn encode_file(path: &std::path::Path, audio_type: Type) -> Result<Box<dyn Encoder>, DecodeError> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:13:37
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 13 - pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stderr] 13 + pub fn process_encoder(fft_engine: &dyn Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:13:78
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stderr]    |                                                                              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 13 - pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stderr] 13 + pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut dyn Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:13:101
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stderr]    |                                                                                                     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 13 - pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stderr] 13 + pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut dyn Encoder, verbose: bool, strict: bool) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:38:71
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn get_samples(required_samples: usize, channel: usize, decoder: &mut Decoder) -> Samples {
[INFO] [stderr]    |                                                                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 38 - fn get_samples(required_samples: usize, channel: usize, decoder: &mut Decoder) -> Samples {
[INFO] [stderr] 38 + fn get_samples(required_samples: usize, channel: usize, decoder: &mut dyn Decoder) -> Samples {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/process.rs:74:31
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn process_slice(fft_engine: &Fft, image: &DynamicImage, audio_time: &mut [Complex32], audio_freq: &mut [Complex32]) {
[INFO] [stderr]    |                               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 74 - fn process_slice(fft_engine: &Fft, image: &DynamicImage, audio_time: &mut [Complex32], audio_freq: &mut [Complex32]) {
[INFO] [stderr] 74 + fn process_slice(fft_engine: &dyn Fft, image: &DynamicImage, audio_time: &mut [Complex32], audio_freq: &mut [Complex32]) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/process.rs:106:39
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<Dyn...
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 106 - pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stderr] 106 + pub fn visualize_decoder(fft_engine: &dyn Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/process.rs:106:74
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<Dyn...
[INFO] [stderr]     |                                                                          ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 106 - pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stderr] 106 + pub fn visualize_decoder(fft_engine: &Fft, channel: usize, decoder: &mut dyn Decoder, quanta: u32, verbose: bool, strict: bool) -> Option<DynamicImage> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/process.rs:125:33
[INFO] [stderr]     |
[INFO] [stderr] 125 | fn visualize_slice(fft_engine: &Fft, audio_time: &mut [Complex32], audio_freq: &mut [Complex32], quanta: u32) -> Option<DynamicImage> {
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 125 - fn visualize_slice(fft_engine: &Fft, audio_time: &mut [Complex32], audio_freq: &mut [Complex32], quanta: u32) -> Option<DynamicImage> {
[INFO] [stderr] 125 + fn visualize_slice(fft_engine: &dyn Fft, audio_time: &mut [Complex32], audio_freq: &mut [Complex32], quanta: u32) -> Option<DynamicImage> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/audio/mp3.rs:14:44
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 14 -     pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stderr] 14 +     pub fn open(file: &Path) -> Result<Box<dyn audio::Decoder>, DecodeError> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/audio/wav.rs:18:76
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stderr]    |                                                                            ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 18 -     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stderr] 18 +     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<dyn audio::Encoder>, DecodeError> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/audio/wav.rs:59:45
[INFO] [stderr]    |
[INFO] [stderr] 59 |      pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 59 -      pub fn open(file: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stderr] 59 +      pub fn open(file: &Path) -> Result<Box<dyn audio::Decoder>, DecodeError> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/audio/raw.rs:18:42
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 18 -     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stderr] 18 +     fn create(path: &Path) -> Result<Box<dyn audio::Decoder>, DecodeError> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/audio/raw.rs:50:46
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn create(path: &Path) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 50 -     pub fn create(path: &Path) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stderr] 50 +     pub fn create(path: &Path) -> Result<Box<dyn audio::Encoder>, DecodeError> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rest`
[INFO] [stderr]   --> src/process.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let (mut data, rest) = get_samples(required_samples, 0, decoder);
[INFO] [stderr]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_rest`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `verbose`
[INFO] [stderr]   --> src/process.rs:13:110
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stderr]    |                                                                                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `strict`
[INFO] [stderr]   --> src/process.rs:13:125
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
[INFO] [stderr]    |                                                                                                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_strict`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/audio/raw.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stderr]    |               ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Error`
[INFO] [stderr]  --> src/process.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub enum Error {
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `open`
[INFO] [stderr]   --> src/audio/wav.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `reader`
[INFO] [stderr]   --> src/audio/raw.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     reader: BufReader<File>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create`
[INFO] [stderr]   --> src/audio/raw.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:40:17
[INFO] [stderr]    |
[INFO] [stderr] 40 |                 image.save(Path::new(image_out));
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/audio/wav.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 self.encoder.write_sample((frame.data[j][i] * 32_767.0) as i16);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/audio/raw.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |             write!(&mut self.writer, "{}\n", *sample);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `spectralgenesis` (bin "spectralgenesis" test) generated 28 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/spectralgenesis-f5391bd85af134bd)
[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" "ae131fd357165f755dcf870fb362bac292377a7db4a46d2627f8626e6a77770e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae131fd357165f755dcf870fb362bac292377a7db4a46d2627f8626e6a77770e", kill_on_drop: false }`
[INFO] [stdout] ae131fd357165f755dcf870fb362bac292377a7db4a46d2627f8626e6a77770e