Dec 06 09:57:45.541 INFO testing SSStormy/stdf-spectrogram against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 09:57:45.541 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 06 09:57:45.946 INFO [stdout] 729a14da2e49b568d041838fc52427c15271f726922c026c2daa947fd6375770
Dec 06 09:57:45.948 INFO running `"docker" "start" "-a" "729a14da2e49b568d041838fc52427c15271f726922c026c2daa947fd6375770"`
Dec 06 09:57:47.724 INFO [stderr] usermod: no changes
Dec 06 09:57:47.827 INFO [stderr]    Compiling spmc v0.2.2
Dec 06 09:57:47.852 INFO [stderr]    Compiling hound v3.4.0
Dec 06 09:57:47.884 INFO [stderr]    Compiling bmp v0.4.0
Dec 06 09:57:47.884 INFO [stderr]    Compiling rustfft v2.0.0
Dec 06 09:57:50.904 INFO [stderr]    Compiling fft v0.1.0 (/source)
Dec 06 09:57:51.437 INFO [stderr] warning: unused variable: `freq`
Dec 06 09:57:51.437 INFO [stderr]   --> src/main.rs:68:29
Dec 06 09:57:51.437 INFO [stderr]    |
Dec 06 09:57:51.437 INFO [stderr] 68 |                         let freq = i as f32 * sampleRate as f32 / FFT_SIZE as f32;
Dec 06 09:57:51.437 INFO [stderr]    |                             ^^^^ help: consider using `_freq` instead
Dec 06 09:57:51.437 INFO [stderr]    |
Dec 06 09:57:51.437 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 09:57:51.437 INFO [stderr] 
Dec 06 09:57:51.437 INFO [stderr] warning: unused variable: `sampleSize`
Dec 06 09:57:51.437 INFO [stderr]   --> src/main.rs:40:9
Dec 06 09:57:51.437 INFO [stderr]    |
Dec 06 09:57:51.437 INFO [stderr] 40 |     let sampleSize = reader.spec().sample_rate;
Dec 06 09:57:51.437 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_sampleSize` instead
Dec 06 09:57:51.437 INFO [stderr] 
Dec 06 09:57:51.437 INFO [stderr] warning: unused variable: `i`
Dec 06 09:57:51.437 INFO [stderr]   --> src/main.rs:95:9
Dec 06 09:57:51.437 INFO [stderr]    |
Dec 06 09:57:51.437 INFO [stderr] 95 |     for i in 0..NUM_WORKERS {
Dec 06 09:57:51.437 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 06 09:57:51.437 INFO [stderr] 
Dec 06 09:57:51.460 INFO [stderr] warning: variable `sampleRate` should have a snake case name such as `sample_rate`
Dec 06 09:57:51.460 INFO [stderr]   --> src/main.rs:28:27
Dec 06 09:57:51.460 INFO [stderr]    |
Dec 06 09:57:51.463 INFO [stderr] 28 | fn freq_to_bin(freq: u32, sampleRate: u32) -> usize {
Dec 06 09:57:51.463 INFO [stderr]    |                           ^^^^^^^^^^
Dec 06 09:57:51.463 INFO [stderr]    |
Dec 06 09:57:51.463 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 06 09:57:51.463 INFO [stderr] 
Dec 06 09:57:51.463 INFO [stderr] warning: variable `sampleSize` should have a snake case name such as `sample_size`
Dec 06 09:57:51.463 INFO [stderr]   --> src/main.rs:40:9
Dec 06 09:57:51.463 INFO [stderr]    |
Dec 06 09:57:51.463 INFO [stderr] 40 |     let sampleSize = reader.spec().sample_rate;
Dec 06 09:57:51.463 INFO [stderr]    |         ^^^^^^^^^^
Dec 06 09:57:51.463 INFO [stderr] 
Dec 06 09:57:51.463 INFO [stderr] warning: variable `jobProd` should have a snake case name such as `job_prod`
Dec 06 09:57:51.463 INFO [stderr]   --> src/main.rs:50:10
Dec 06 09:57:51.463 INFO [stderr]    |
Dec 06 09:57:51.463 INFO [stderr] 50 |     let (jobProd, jobRecv) = spmc::channel();
Dec 06 09:57:51.463 INFO [stderr]    |          ^^^^^^^
Dec 06 09:57:51.463 INFO [stderr] 
Dec 06 09:57:51.463 INFO [stderr] warning: variable `jobRecv` should have a snake case name such as `job_recv`
Dec 06 09:57:51.463 INFO [stderr]   --> src/main.rs:50:19
Dec 06 09:57:51.463 INFO [stderr]    |
Dec 06 09:57:51.463 INFO [stderr] 50 |     let (jobProd, jobRecv) = spmc::channel();
Dec 06 09:57:51.463 INFO [stderr]    |                   ^^^^^^^
Dec 06 09:57:51.463 INFO [stderr] 
Dec 06 09:57:51.463 INFO [stderr] warning: variable `printProd` should have a snake case name such as `print_prod`
Dec 06 09:57:51.463 INFO [stderr]   --> src/main.rs:51:10
Dec 06 09:57:51.463 INFO [stderr]    |
Dec 06 09:57:51.463 INFO [stderr] 51 |     let (printProd, printRecv) = mpsc::channel();
Dec 06 09:57:51.463 INFO [stderr]    |          ^^^^^^^^^
Dec 06 09:57:51.463 INFO [stderr] 
Dec 06 09:57:51.463 INFO [stderr] warning: variable `printRecv` should have a snake case name such as `print_recv`
Dec 06 09:57:51.463 INFO [stderr]   --> src/main.rs:51:21
Dec 06 09:57:51.463 INFO [stderr]    |
Dec 06 09:57:51.463 INFO [stderr] 51 |     let (printProd, printRecv) = mpsc::channel();
Dec 06 09:57:51.463 INFO [stderr]    |                     ^^^^^^^^^
Dec 06 09:57:51.463 INFO [stderr] 
Dec 06 09:57:51.463 INFO [stderr] warning: variable `widthPerIter` should have a snake case name such as `width_per_iter`
Dec 06 09:57:51.463 INFO [stderr]   --> src/main.rs:55:13
Dec 06 09:57:51.463 INFO [stderr]    |
Dec 06 09:57:51.463 INFO [stderr] 55 |         let widthPerIter = (1_f32 + (FFT_SIZE as f32/ 1024_f32).round()) as u32;
Dec 06 09:57:51.463 INFO [stderr]    |             ^^^^^^^^^^^^
Dec 06 09:57:51.463 INFO [stderr] 
Dec 06 09:57:51.463 INFO [stderr] warning: variable `sampleRate` should have a snake case name such as `sample_rate`
Dec 06 09:57:51.463 INFO [stderr]   --> src/main.rs:61:50
Dec 06 09:57:51.463 INFO [stderr]    |
Dec 06 09:57:51.463 INFO [stderr] 61 |                 PrintJob::Print(iteration, data, sampleRate) => {
Dec 06 09:57:51.464 INFO [stderr]    |                                                  ^^^^^^^^^^
Dec 06 09:57:51.464 INFO [stderr] 
Dec 06 09:57:51.464 INFO [stderr] warning: variable `minFreq` should have a snake case name such as `min_freq`
Dec 06 09:57:51.464 INFO [stderr]   --> src/main.rs:62:25
Dec 06 09:57:51.464 INFO [stderr]    |
Dec 06 09:57:51.464 INFO [stderr] 62 |                     let minFreq = 20;
Dec 06 09:57:51.464 INFO [stderr]    |                         ^^^^^^^
Dec 06 09:57:51.464 INFO [stderr] 
Dec 06 09:57:51.464 INFO [stderr] warning: variable `maxFreq` should have a snake case name such as `max_freq`
Dec 06 09:57:51.464 INFO [stderr]   --> src/main.rs:63:25
Dec 06 09:57:51.464 INFO [stderr]    |
Dec 06 09:57:51.464 INFO [stderr] 63 |                     let maxFreq = 8000;
Dec 06 09:57:51.464 INFO [stderr]    |                         ^^^^^^^
Dec 06 09:57:51.464 INFO [stderr] 
Dec 06 09:57:51.464 INFO [stderr] warning: variable `printThread` should have a snake case name such as `print_thread`
Dec 06 09:57:51.464 INFO [stderr]   --> src/main.rs:53:9
Dec 06 09:57:51.464 INFO [stderr]    |
Dec 06 09:57:51.464 INFO [stderr] 53 |     let printThread = thread::spawn(move || {
Dec 06 09:57:51.464 INFO [stderr]    |         ^^^^^^^^^^^
Dec 06 09:57:51.464 INFO [stderr] 
Dec 06 09:57:51.464 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 09:57:51.464 INFO [stderr]   --> src/main.rs:88:9
Dec 06 09:57:51.464 INFO [stderr]    |
Dec 06 09:57:51.464 INFO [stderr] 88 |         jobProd.send(iteration);
Dec 06 09:57:51.464 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 09:57:51.464 INFO [stderr]    |
Dec 06 09:57:51.464 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 09:57:51.464 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 09:57:51.464 INFO [stderr] 
Dec 06 09:57:51.464 INFO [stderr] warning: variable `jobRecv` should have a snake case name such as `job_recv`
Dec 06 09:57:51.464 INFO [stderr]   --> src/main.rs:96:13
Dec 06 09:57:51.464 INFO [stderr]    |
Dec 06 09:57:51.464 INFO [stderr] 96 |         let jobRecv = jobRecv.clone();
Dec 06 09:57:51.464 INFO [stderr]    |             ^^^^^^^
Dec 06 09:57:51.464 INFO [stderr] 
Dec 06 09:57:51.464 INFO [stderr] warning: variable `printProd` should have a snake case name such as `print_prod`
Dec 06 09:57:51.464 INFO [stderr]   --> src/main.rs:97:13
Dec 06 09:57:51.464 INFO [stderr]    |
Dec 06 09:57:51.464 INFO [stderr] 97 |         let printProd = printProd.clone();
Dec 06 09:57:51.464 INFO [stderr]    |             ^^^^^^^^^
Dec 06 09:57:51.464 INFO [stderr] 
Dec 06 09:57:51.464 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 09:57:51.464 INFO [stderr]    --> src/main.rs:113:25
Dec 06 09:57:51.464 INFO [stderr]     |
Dec 06 09:57:51.464 INFO [stderr] 113 |                         reader.seek(iteration * spec.channels as u32 * FFT_SIZE as u32);
Dec 06 09:57:51.464 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 09:57:51.464 INFO [stderr]     |
Dec 06 09:57:51.464 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 09:57:51.464 INFO [stderr] 
Dec 06 09:57:51.464 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 09:57:51.464 INFO [stderr]    --> src/main.rs:144:25
Dec 06 09:57:51.464 INFO [stderr]     |
Dec 06 09:57:51.464 INFO [stderr] 144 |                         printProd.send(PrintJob::Print(iteration, output, spec.sample_rate));
Dec 06 09:57:51.464 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 09:57:51.464 INFO [stderr]     |
Dec 06 09:57:51.464 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 09:57:51.464 INFO [stderr] 
Dec 06 09:57:54.597 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.85s
Dec 06 09:57:54.604 INFO [stderr] su: No module specific data is present
Dec 06 09:57:55.770 INFO running `"docker" "inspect" "729a14da2e49b568d041838fc52427c15271f726922c026c2daa947fd6375770"`
Dec 06 09:57:56.102 INFO running `"docker" "rm" "-f" "729a14da2e49b568d041838fc52427c15271f726922c026c2daa947fd6375770"`
Dec 06 09:57:56.396 INFO [stdout] 729a14da2e49b568d041838fc52427c15271f726922c026c2daa947fd6375770
Dec 06 09:57:56.402 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 06 09:57:56.858 INFO [stdout] 9188c48428a0743d64ae89be175cafb7c176a60b8bb405f2a20747d830ca60e2
Dec 06 09:57:56.860 INFO running `"docker" "start" "-a" "9188c48428a0743d64ae89be175cafb7c176a60b8bb405f2a20747d830ca60e2"`
Dec 06 09:57:59.184 INFO [stderr] usermod: no changes
Dec 06 09:57:59.272 INFO [stderr]    Compiling fft v0.1.0 (/source)
Dec 06 09:57:59.768 INFO [stderr] warning: unused variable: `freq`
Dec 06 09:57:59.768 INFO [stderr]   --> src/main.rs:68:29
Dec 06 09:57:59.768 INFO [stderr]    |
Dec 06 09:57:59.768 INFO [stderr] 68 |                         let freq = i as f32 * sampleRate as f32 / FFT_SIZE as f32;
Dec 06 09:57:59.768 INFO [stderr]    |                             ^^^^ help: consider using `_freq` instead
Dec 06 09:57:59.768 INFO [stderr]    |
Dec 06 09:57:59.768 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 09:57:59.768 INFO [stderr] 
Dec 06 09:57:59.768 INFO [stderr] warning: unused variable: `sampleSize`
Dec 06 09:57:59.768 INFO [stderr]   --> src/main.rs:40:9
Dec 06 09:57:59.768 INFO [stderr]    |
Dec 06 09:57:59.768 INFO [stderr] 40 |     let sampleSize = reader.spec().sample_rate;
Dec 06 09:57:59.768 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_sampleSize` instead
Dec 06 09:57:59.768 INFO [stderr] 
Dec 06 09:57:59.769 INFO [stderr] warning: unused variable: `i`
Dec 06 09:57:59.769 INFO [stderr]   --> src/main.rs:95:9
Dec 06 09:57:59.769 INFO [stderr]    |
Dec 06 09:57:59.769 INFO [stderr] 95 |     for i in 0..NUM_WORKERS {
Dec 06 09:57:59.769 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 06 09:57:59.769 INFO [stderr] 
Dec 06 09:57:59.795 INFO [stderr] warning: variable `sampleRate` should have a snake case name such as `sample_rate`
Dec 06 09:57:59.795 INFO [stderr]   --> src/main.rs:28:27
Dec 06 09:57:59.795 INFO [stderr]    |
Dec 06 09:57:59.795 INFO [stderr] 28 | fn freq_to_bin(freq: u32, sampleRate: u32) -> usize {
Dec 06 09:57:59.795 INFO [stderr]    |                           ^^^^^^^^^^
Dec 06 09:57:59.795 INFO [stderr]    |
Dec 06 09:57:59.796 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 06 09:57:59.796 INFO [stderr] 
Dec 06 09:57:59.796 INFO [stderr] warning: variable `sampleSize` should have a snake case name such as `sample_size`
Dec 06 09:57:59.796 INFO [stderr]   --> src/main.rs:40:9
Dec 06 09:57:59.797 INFO [stderr]    |
Dec 06 09:57:59.797 INFO [stderr] 40 |     let sampleSize = reader.spec().sample_rate;
Dec 06 09:57:59.797 INFO [stderr]    |         ^^^^^^^^^^
Dec 06 09:57:59.797 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `jobProd` should have a snake case name such as `job_prod`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:50:10
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 50 |     let (jobProd, jobRecv) = spmc::channel();
Dec 06 09:57:59.798 INFO [stderr]    |          ^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `jobRecv` should have a snake case name such as `job_recv`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:50:19
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 50 |     let (jobProd, jobRecv) = spmc::channel();
Dec 06 09:57:59.798 INFO [stderr]    |                   ^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `printProd` should have a snake case name such as `print_prod`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:51:10
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 51 |     let (printProd, printRecv) = mpsc::channel();
Dec 06 09:57:59.798 INFO [stderr]    |          ^^^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `printRecv` should have a snake case name such as `print_recv`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:51:21
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 51 |     let (printProd, printRecv) = mpsc::channel();
Dec 06 09:57:59.798 INFO [stderr]    |                     ^^^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `widthPerIter` should have a snake case name such as `width_per_iter`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:55:13
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 55 |         let widthPerIter = (1_f32 + (FFT_SIZE as f32/ 1024_f32).round()) as u32;
Dec 06 09:57:59.798 INFO [stderr]    |             ^^^^^^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `sampleRate` should have a snake case name such as `sample_rate`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:61:50
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 61 |                 PrintJob::Print(iteration, data, sampleRate) => {
Dec 06 09:57:59.798 INFO [stderr]    |                                                  ^^^^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `minFreq` should have a snake case name such as `min_freq`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:62:25
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 62 |                     let minFreq = 20;
Dec 06 09:57:59.798 INFO [stderr]    |                         ^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `maxFreq` should have a snake case name such as `max_freq`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:63:25
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 63 |                     let maxFreq = 8000;
Dec 06 09:57:59.798 INFO [stderr]    |                         ^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `printThread` should have a snake case name such as `print_thread`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:53:9
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 53 |     let printThread = thread::spawn(move || {
Dec 06 09:57:59.798 INFO [stderr]    |         ^^^^^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:88:9
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 88 |         jobProd.send(iteration);
Dec 06 09:57:59.798 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 09:57:59.798 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `jobRecv` should have a snake case name such as `job_recv`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:96:13
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 96 |         let jobRecv = jobRecv.clone();
Dec 06 09:57:59.798 INFO [stderr]    |             ^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: variable `printProd` should have a snake case name such as `print_prod`
Dec 06 09:57:59.798 INFO [stderr]   --> src/main.rs:97:13
Dec 06 09:57:59.798 INFO [stderr]    |
Dec 06 09:57:59.798 INFO [stderr] 97 |         let printProd = printProd.clone();
Dec 06 09:57:59.798 INFO [stderr]    |             ^^^^^^^^^
Dec 06 09:57:59.798 INFO [stderr] 
Dec 06 09:57:59.798 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 09:57:59.799 INFO [stderr]    --> src/main.rs:113:25
Dec 06 09:57:59.799 INFO [stderr]     |
Dec 06 09:57:59.799 INFO [stderr] 113 |                         reader.seek(iteration * spec.channels as u32 * FFT_SIZE as u32);
Dec 06 09:57:59.799 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 09:57:59.799 INFO [stderr]     |
Dec 06 09:57:59.799 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 09:57:59.799 INFO [stderr] 
Dec 06 09:57:59.799 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 09:57:59.799 INFO [stderr]    --> src/main.rs:144:25
Dec 06 09:57:59.799 INFO [stderr]     |
Dec 06 09:57:59.799 INFO [stderr] 144 |                         printProd.send(PrintJob::Print(iteration, output, spec.sample_rate));
Dec 06 09:57:59.799 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 09:57:59.799 INFO [stderr]     |
Dec 06 09:57:59.799 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 09:57:59.799 INFO [stderr] 
Dec 06 09:58:00.225 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Dec 06 09:58:00.228 INFO [stderr] su: No module specific data is present
Dec 06 09:58:01.462 INFO running `"docker" "inspect" "9188c48428a0743d64ae89be175cafb7c176a60b8bb405f2a20747d830ca60e2"`
Dec 06 09:58:01.854 INFO running `"docker" "rm" "-f" "9188c48428a0743d64ae89be175cafb7c176a60b8bb405f2a20747d830ca60e2"`
Dec 06 09:58:02.264 INFO [stdout] 9188c48428a0743d64ae89be175cafb7c176a60b8bb405f2a20747d830ca60e2
Dec 06 09:58:02.266 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 06 09:58:02.832 INFO [stdout] 3562f6269345631807f3491c89e81a5561a420cbf27f823cfd19a12620847363
Dec 06 09:58:02.834 INFO running `"docker" "start" "-a" "3562f6269345631807f3491c89e81a5561a420cbf27f823cfd19a12620847363"`
Dec 06 09:58:05.291 INFO [stderr] usermod: no changes
Dec 06 09:58:05.372 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 06 09:58:05.372 INFO [stdout] 
Dec 06 09:58:05.372 INFO [stderr]      Running /target/debug/deps/fft-f878e2743b6e2606
Dec 06 09:58:05.372 INFO [stdout] running 0 tests
Dec 06 09:58:05.372 INFO [stdout] 
Dec 06 09:58:05.372 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 09:58:05.372 INFO [stdout] 
Dec 06 09:58:05.374 INFO [stderr] su: No module specific data is present
Dec 06 09:58:06.466 INFO running `"docker" "inspect" "3562f6269345631807f3491c89e81a5561a420cbf27f823cfd19a12620847363"`
Dec 06 09:58:06.874 INFO running `"docker" "rm" "-f" "3562f6269345631807f3491c89e81a5561a420cbf27f823cfd19a12620847363"`
Dec 06 09:58:07.264 INFO [stdout] 3562f6269345631807f3491c89e81a5561a420cbf27f823cfd19a12620847363