Dec 12 00:36:15.446 INFO checking RobertZ2011/spectralgenesis against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 00:36:15.446 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 00:36:15.960 INFO [stdout] 6127de9fee6a480c4fdb0f28e76b293338151469973c4007553bb92c5cd0e81d
Dec 12 00:36:15.966 INFO running `"docker" "start" "-a" "6127de9fee6a480c4fdb0f28e76b293338151469973c4007553bb92c5cd0e81d"`
Dec 12 00:36:17.214 INFO [stderr] usermod: no changes
Dec 12 00:36:17.385 INFO [stderr]     Checking num-rational v0.1.42
Dec 12 00:36:17.385 INFO [stderr]     Checking rustfft v2.1.0
Dec 12 00:36:17.385 INFO [stderr]     Checking minimp3 v0.3.0
Dec 12 00:36:17.385 INFO [stderr]     Checking png v0.12.0
Dec 12 00:36:19.677 INFO [stderr]     Checking image v0.19.0
Dec 12 00:36:25.048 INFO [stderr]     Checking spectralgenesis v0.1.0 (/source)
Dec 12 00:36:28.633 INFO [stderr] warning: unused variable: `rest`
Dec 12 00:36:28.633 INFO [stderr]   --> src/process.rs:15:20
Dec 12 00:36:28.633 INFO [stderr]    |
Dec 12 00:36:28.633 INFO [stderr] 15 |     let (mut data, rest) = get_samples(required_samples, 0, decoder);
Dec 12 00:36:28.633 INFO [stderr]    |                    ^^^^ help: consider using `_rest` instead
Dec 12 00:36:28.633 INFO [stderr]    |
Dec 12 00:36:28.633 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:36:28.633 INFO [stderr] 
Dec 12 00:36:28.633 INFO [stderr] warning: unused variable: `verbose`
Dec 12 00:36:28.633 INFO [stderr]   --> src/process.rs:13:110
Dec 12 00:36:28.633 INFO [stderr]    |
Dec 12 00:36:28.633 INFO [stderr] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
Dec 12 00:36:28.633 INFO [stderr]    |                                                                                                              ^^^^^^^ help: consider using `_verbose` instead
Dec 12 00:36:28.633 INFO [stderr] 
Dec 12 00:36:28.633 INFO [stderr] warning: unused variable: `strict`
Dec 12 00:36:28.633 INFO [stderr]   --> src/process.rs:13:125
Dec 12 00:36:28.633 INFO [stderr]    |
Dec 12 00:36:28.633 INFO [stderr] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
Dec 12 00:36:28.633 INFO [stderr]    |                                                                                                                             ^^^^^^ help: consider using `_strict` instead
Dec 12 00:36:28.633 INFO [stderr] 
Dec 12 00:36:28.633 INFO [stderr] warning: unused variable: `path`
Dec 12 00:36:28.633 INFO [stderr]   --> src/audio/raw.rs:18:15
Dec 12 00:36:28.633 INFO [stderr]    |
Dec 12 00:36:28.633 INFO [stderr] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
Dec 12 00:36:28.633 INFO [stderr]    |               ^^^^ help: consider using `_path` instead
Dec 12 00:36:28.633 INFO [stderr] 
Dec 12 00:36:28.664 INFO [stderr] warning: unused variable: `rest`
Dec 12 00:36:28.665 INFO [stderr]   --> src/process.rs:15:20
Dec 12 00:36:28.665 INFO [stderr]    |
Dec 12 00:36:28.665 INFO [stderr] 15 |     let (mut data, rest) = get_samples(required_samples, 0, decoder);
Dec 12 00:36:28.665 INFO [stderr]    |                    ^^^^ help: consider using `_rest` instead
Dec 12 00:36:28.665 INFO [stderr]    |
Dec 12 00:36:28.665 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 00:36:28.665 INFO [stderr] 
Dec 12 00:36:28.665 INFO [stderr] warning: unused variable: `verbose`
Dec 12 00:36:28.672 INFO [stderr]   --> src/process.rs:13:110
Dec 12 00:36:28.672 INFO [stderr]    |
Dec 12 00:36:28.672 INFO [stderr] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
Dec 12 00:36:28.672 INFO [stderr]    |                                                                                                              ^^^^^^^ help: consider using `_verbose` instead
Dec 12 00:36:28.672 INFO [stderr] 
Dec 12 00:36:28.672 INFO [stderr] warning: unused variable: `strict`
Dec 12 00:36:28.672 INFO [stderr]   --> src/process.rs:13:125
Dec 12 00:36:28.672 INFO [stderr]    |
Dec 12 00:36:28.672 INFO [stderr] 13 | pub fn process_encoder(fft_engine: &Fft, image: &DynamicImage, decoder: &mut Decoder, encoder: &mut Encoder, verbose: bool, strict: bool) {
Dec 12 00:36:28.672 INFO [stderr]    |                                                                                                                             ^^^^^^ help: consider using `_strict` instead
Dec 12 00:36:28.672 INFO [stderr] 
Dec 12 00:36:28.672 INFO [stderr] warning: unused variable: `path`
Dec 12 00:36:28.672 INFO [stderr]   --> src/audio/raw.rs:18:15
Dec 12 00:36:28.672 INFO [stderr]    |
Dec 12 00:36:28.672 INFO [stderr] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
Dec 12 00:36:28.672 INFO [stderr]    |               ^^^^ help: consider using `_path` instead
Dec 12 00:36:28.672 INFO [stderr] 
Dec 12 00:36:28.675 INFO [stderr] warning: struct is never constructed: `Encoder`
Dec 12 00:36:28.675 INFO [stderr]  --> src/audio/wav.rs:9:1
Dec 12 00:36:28.675 INFO [stderr]   |
Dec 12 00:36:28.675 INFO [stderr] 9 | pub struct Encoder {
Dec 12 00:36:28.675 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.676 INFO [stderr]   |
Dec 12 00:36:28.676 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 00:36:28.676 INFO [stderr] 
Dec 12 00:36:28.676 INFO [stderr] warning: method is never used: `open`
Dec 12 00:36:28.676 INFO [stderr]   --> src/audio/wav.rs:18:5
Dec 12 00:36:28.676 INFO [stderr]    |
Dec 12 00:36:28.677 INFO [stderr] 18 |     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
Dec 12 00:36:28.677 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.677 INFO [stderr] 
Dec 12 00:36:28.677 INFO [stderr] warning: struct is never constructed: `Decoder`
Dec 12 00:36:28.677 INFO [stderr]  --> src/audio/raw.rs:9:1
Dec 12 00:36:28.677 INFO [stderr]   |
Dec 12 00:36:28.678 INFO [stderr] 9 | struct Decoder {
Dec 12 00:36:28.678 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 12 00:36:28.678 INFO [stderr] 
Dec 12 00:36:28.678 INFO [stderr] warning: method is never used: `create`
Dec 12 00:36:28.678 INFO [stderr]   --> src/audio/raw.rs:18:5
Dec 12 00:36:28.678 INFO [stderr]    |
Dec 12 00:36:28.678 INFO [stderr] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
Dec 12 00:36:28.679 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.679 INFO [stderr] 
Dec 12 00:36:28.679 INFO [stderr] warning: enum is never used: `Error`
Dec 12 00:36:28.679 INFO [stderr]  --> src/process.rs:9:1
Dec 12 00:36:28.679 INFO [stderr]   |
Dec 12 00:36:28.679 INFO [stderr] 9 | pub enum Error {
Dec 12 00:36:28.679 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 12 00:36:28.680 INFO [stderr] 
Dec 12 00:36:28.681 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:36:28.681 INFO [stderr]   --> src/audio/wav.rs:52:17
Dec 12 00:36:28.681 INFO [stderr]    |
Dec 12 00:36:28.681 INFO [stderr] 52 |                 self.encoder.write_sample((frame.data[j][i] * 32_767.0) as i16);
Dec 12 00:36:28.681 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.681 INFO [stderr]    |
Dec 12 00:36:28.682 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 00:36:28.682 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:36:28.682 INFO [stderr] 
Dec 12 00:36:28.683 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:36:28.683 INFO [stderr]   --> src/audio/raw.rs:62:13
Dec 12 00:36:28.683 INFO [stderr]    |
Dec 12 00:36:28.696 INFO [stderr] 62 |             write!(&mut self.writer, "{}\n", *sample);
Dec 12 00:36:28.696 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.696 INFO [stderr]    |
Dec 12 00:36:28.696 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:36:28.696 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 00:36:28.696 INFO [stderr] 
Dec 12 00:36:28.696 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:36:28.696 INFO [stderr]   --> src/main.rs:40:17
Dec 12 00:36:28.696 INFO [stderr]    |
Dec 12 00:36:28.696 INFO [stderr] 40 |                 image.save(Path::new(image_out));
Dec 12 00:36:28.696 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.696 INFO [stderr]    |
Dec 12 00:36:28.696 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:36:28.696 INFO [stderr] 
Dec 12 00:36:28.708 INFO [stderr] warning: struct is never constructed: `Encoder`
Dec 12 00:36:28.708 INFO [stderr]  --> src/audio/wav.rs:9:1
Dec 12 00:36:28.708 INFO [stderr]   |
Dec 12 00:36:28.708 INFO [stderr] 9 | pub struct Encoder {
Dec 12 00:36:28.708 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.708 INFO [stderr]   |
Dec 12 00:36:28.708 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 00:36:28.708 INFO [stderr] 
Dec 12 00:36:28.708 INFO [stderr] warning: method is never used: `open`
Dec 12 00:36:28.708 INFO [stderr]   --> src/audio/wav.rs:18:5
Dec 12 00:36:28.708 INFO [stderr]    |
Dec 12 00:36:28.708 INFO [stderr] 18 |     pub fn open(path: &Path, channels: u8, sample_rate: u32) -> Result<Box<audio::Encoder>, DecodeError> {
Dec 12 00:36:28.708 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.708 INFO [stderr] 
Dec 12 00:36:28.708 INFO [stderr] warning: struct is never constructed: `Decoder`
Dec 12 00:36:28.708 INFO [stderr]  --> src/audio/raw.rs:9:1
Dec 12 00:36:28.708 INFO [stderr]   |
Dec 12 00:36:28.708 INFO [stderr] 9 | struct Decoder {
Dec 12 00:36:28.708 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 12 00:36:28.708 INFO [stderr] 
Dec 12 00:36:28.708 INFO [stderr] warning: method is never used: `create`
Dec 12 00:36:28.708 INFO [stderr]   --> src/audio/raw.rs:18:5
Dec 12 00:36:28.708 INFO [stderr]    |
Dec 12 00:36:28.708 INFO [stderr] 18 |     fn create(path: &Path) -> Result<Box<audio::Decoder>, DecodeError> {
Dec 12 00:36:28.708 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.708 INFO [stderr] 
Dec 12 00:36:28.708 INFO [stderr] warning: enum is never used: `Error`
Dec 12 00:36:28.708 INFO [stderr]  --> src/process.rs:9:1
Dec 12 00:36:28.708 INFO [stderr]   |
Dec 12 00:36:28.708 INFO [stderr] 9 | pub enum Error {
Dec 12 00:36:28.708 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 12 00:36:28.708 INFO [stderr] 
Dec 12 00:36:28.708 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:36:28.708 INFO [stderr]   --> src/audio/wav.rs:52:17
Dec 12 00:36:28.708 INFO [stderr]    |
Dec 12 00:36:28.708 INFO [stderr] 52 |                 self.encoder.write_sample((frame.data[j][i] * 32_767.0) as i16);
Dec 12 00:36:28.708 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.708 INFO [stderr]    |
Dec 12 00:36:28.708 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 00:36:28.708 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:36:28.708 INFO [stderr] 
Dec 12 00:36:28.708 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:36:28.708 INFO [stderr]   --> src/audio/raw.rs:62:13
Dec 12 00:36:28.708 INFO [stderr]    |
Dec 12 00:36:28.708 INFO [stderr] 62 |             write!(&mut self.writer, "{}\n", *sample);
Dec 12 00:36:28.708 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.708 INFO [stderr]    |
Dec 12 00:36:28.708 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:36:28.711 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 00:36:28.711 INFO [stderr] 
Dec 12 00:36:28.711 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 00:36:28.711 INFO [stderr]   --> src/main.rs:40:17
Dec 12 00:36:28.711 INFO [stderr]    |
Dec 12 00:36:28.711 INFO [stderr] 40 |                 image.save(Path::new(image_out));
Dec 12 00:36:28.711 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:36:28.711 INFO [stderr]    |
Dec 12 00:36:28.711 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 00:36:28.711 INFO [stderr] 
Dec 12 00:36:28.764 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.52s
Dec 12 00:36:28.780 INFO [stderr] su: No module specific data is present
Dec 12 00:36:29.834 INFO running `"docker" "inspect" "6127de9fee6a480c4fdb0f28e76b293338151469973c4007553bb92c5cd0e81d"`
Dec 12 00:36:29.970 INFO running `"docker" "rm" "-f" "6127de9fee6a480c4fdb0f28e76b293338151469973c4007553bb92c5cd0e81d"`
Dec 12 00:36:30.156 INFO [stdout] 6127de9fee6a480c4fdb0f28e76b293338151469973c4007553bb92c5cd0e81d