Nov 17 12:00:44.268 INFO testing SSStormy/stdf-spectrogram against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 12:00:44.269 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 12:00:44.851 INFO [stdout] 49b038240558b5424c417dc2aced37bc4f570674958313f7d9e25da158838daf
Nov 17 12:00:44.851 INFO running `"docker" "start" "-a" "49b038240558b5424c417dc2aced37bc4f570674958313f7d9e25da158838daf"`
Nov 17 12:00:46.138 INFO [stderr] usermod: no changes
Nov 17 12:00:46.281 INFO [stderr]    Compiling spmc v0.2.2
Nov 17 12:00:46.287 INFO [stderr]    Compiling rustfft v2.0.0
Nov 17 12:00:48.171 INFO [stderr]    Compiling fft v0.1.0 (/source)
Nov 17 12:00:49.011 INFO [stderr] warning: unused variable: `freq`
Nov 17 12:00:49.012 INFO [stderr]   --> src/main.rs:68:29
Nov 17 12:00:49.012 INFO [stderr]    |
Nov 17 12:00:49.012 INFO [stderr] 68 |                         let freq = i as f32 * sampleRate as f32 / FFT_SIZE as f32;
Nov 17 12:00:49.013 INFO [stderr]    |                             ^^^^ help: consider using `_freq` instead
Nov 17 12:00:49.013 INFO [stderr]    |
Nov 17 12:00:49.013 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 12:00:49.013 INFO [stderr] 
Nov 17 12:00:49.014 INFO [stderr] warning: unused variable: `sampleSize`
Nov 17 12:00:49.014 INFO [stderr]   --> src/main.rs:40:9
Nov 17 12:00:49.014 INFO [stderr]    |
Nov 17 12:00:49.014 INFO [stderr] 40 |     let sampleSize = reader.spec().sample_rate;
Nov 17 12:00:49.015 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_sampleSize` instead
Nov 17 12:00:49.015 INFO [stderr] 
Nov 17 12:00:49.015 INFO [stderr] warning: unused variable: `i`
Nov 17 12:00:49.016 INFO [stderr]   --> src/main.rs:95:9
Nov 17 12:00:49.016 INFO [stderr]    |
Nov 17 12:00:49.016 INFO [stderr] 95 |     for i in 0..NUM_WORKERS {
Nov 17 12:00:49.016 INFO [stderr]    |         ^ help: consider using `_i` instead
Nov 17 12:00:49.017 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `sampleRate` should have a snake case name such as `sample_rate`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:28:27
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 28 | fn freq_to_bin(freq: u32, sampleRate: u32) -> usize {
Nov 17 12:00:49.038 INFO [stderr]    |                           ^^^^^^^^^^
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `sampleSize` should have a snake case name such as `sample_size`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:40:9
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 40 |     let sampleSize = reader.spec().sample_rate;
Nov 17 12:00:49.038 INFO [stderr]    |         ^^^^^^^^^^
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `jobProd` should have a snake case name such as `job_prod`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:50:10
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 50 |     let (jobProd, jobRecv) = spmc::channel();
Nov 17 12:00:49.038 INFO [stderr]    |          ^^^^^^^
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `jobRecv` should have a snake case name such as `job_recv`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:50:19
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 50 |     let (jobProd, jobRecv) = spmc::channel();
Nov 17 12:00:49.038 INFO [stderr]    |                   ^^^^^^^
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `printProd` should have a snake case name such as `print_prod`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:51:10
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 51 |     let (printProd, printRecv) = mpsc::channel();
Nov 17 12:00:49.038 INFO [stderr]    |          ^^^^^^^^^
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `printRecv` should have a snake case name such as `print_recv`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:51:21
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 51 |     let (printProd, printRecv) = mpsc::channel();
Nov 17 12:00:49.038 INFO [stderr]    |                     ^^^^^^^^^
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `widthPerIter` should have a snake case name such as `width_per_iter`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:55:13
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 55 |         let widthPerIter = (1_f32 + (FFT_SIZE as f32/ 1024_f32).round()) as u32;
Nov 17 12:00:49.038 INFO [stderr]    |             ^^^^^^^^^^^^
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `sampleRate` should have a snake case name such as `sample_rate`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:61:50
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 61 |                 PrintJob::Print(iteration, data, sampleRate) => {
Nov 17 12:00:49.038 INFO [stderr]    |                                                  ^^^^^^^^^^
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `minFreq` should have a snake case name such as `min_freq`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:62:25
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 62 |                     let minFreq = 20;
Nov 17 12:00:49.038 INFO [stderr]    |                         ^^^^^^^
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `maxFreq` should have a snake case name such as `max_freq`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:63:25
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 63 |                     let maxFreq = 8000;
Nov 17 12:00:49.038 INFO [stderr]    |                         ^^^^^^^
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: variable `printThread` should have a snake case name such as `print_thread`
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:53:9
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 53 |     let printThread = thread::spawn(move || {
Nov 17 12:00:49.038 INFO [stderr]    |         ^^^^^^^^^^^
Nov 17 12:00:49.038 INFO [stderr] 
Nov 17 12:00:49.038 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 12:00:49.038 INFO [stderr]   --> src/main.rs:88:9
Nov 17 12:00:49.038 INFO [stderr]    |
Nov 17 12:00:49.038 INFO [stderr] 88 |         jobProd.send(iteration);
Nov 17 12:00:49.039 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:00:49.039 INFO [stderr]    |
Nov 17 12:00:49.039 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 12:00:49.039 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 12:00:49.039 INFO [stderr] 
Nov 17 12:00:49.039 INFO [stderr] warning: variable `jobRecv` should have a snake case name such as `job_recv`
Nov 17 12:00:49.039 INFO [stderr]   --> src/main.rs:96:13
Nov 17 12:00:49.039 INFO [stderr]    |
Nov 17 12:00:49.039 INFO [stderr] 96 |         let jobRecv = jobRecv.clone();
Nov 17 12:00:49.039 INFO [stderr]    |             ^^^^^^^
Nov 17 12:00:49.039 INFO [stderr] 
Nov 17 12:00:49.039 INFO [stderr] warning: variable `printProd` should have a snake case name such as `print_prod`
Nov 17 12:00:49.039 INFO [stderr]   --> src/main.rs:97:13
Nov 17 12:00:49.039 INFO [stderr]    |
Nov 17 12:00:49.039 INFO [stderr] 97 |         let printProd = printProd.clone();
Nov 17 12:00:49.039 INFO [stderr]    |             ^^^^^^^^^
Nov 17 12:00:49.039 INFO [stderr] 
Nov 17 12:00:49.039 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 12:00:49.039 INFO [stderr]    --> src/main.rs:113:25
Nov 17 12:00:49.039 INFO [stderr]     |
Nov 17 12:00:49.039 INFO [stderr] 113 |                         reader.seek(iteration * spec.channels as u32 * FFT_SIZE as u32);
Nov 17 12:00:49.039 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:00:49.039 INFO [stderr]     |
Nov 17 12:00:49.039 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 12:00:49.039 INFO [stderr] 
Nov 17 12:00:49.039 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 12:00:49.039 INFO [stderr]    --> src/main.rs:144:25
Nov 17 12:00:49.039 INFO [stderr]     |
Nov 17 12:00:49.039 INFO [stderr] 144 |                         printProd.send(PrintJob::Print(iteration, output, spec.sample_rate));
Nov 17 12:00:49.039 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:00:49.039 INFO [stderr]     |
Nov 17 12:00:49.039 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 12:00:49.039 INFO [stderr] 
Nov 17 12:00:52.607 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.42s
Nov 17 12:00:52.610 INFO [stderr] su: No module specific data is present
Nov 17 12:00:53.527 INFO running `"docker" "inspect" "49b038240558b5424c417dc2aced37bc4f570674958313f7d9e25da158838daf"`
Nov 17 12:00:53.965 INFO running `"docker" "rm" "-f" "49b038240558b5424c417dc2aced37bc4f570674958313f7d9e25da158838daf"`
Nov 17 12:00:54.275 INFO [stdout] 49b038240558b5424c417dc2aced37bc4f570674958313f7d9e25da158838daf
Nov 17 12:00:54.285 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 12:00:54.755 INFO [stdout] b367cec0115dcc9c09c3b7c86936ed06537159bd0539751361c80a66532c073a
Nov 17 12:00:54.759 INFO running `"docker" "start" "-a" "b367cec0115dcc9c09c3b7c86936ed06537159bd0539751361c80a66532c073a"`
Nov 17 12:00:56.526 INFO [stderr] usermod: no changes
Nov 17 12:00:56.607 INFO [stderr]    Compiling fft v0.1.0 (/source)
Nov 17 12:00:57.371 INFO [stderr] warning: unused variable: `freq`
Nov 17 12:00:57.371 INFO [stderr]   --> src/main.rs:68:29
Nov 17 12:00:57.371 INFO [stderr]    |
Nov 17 12:00:57.371 INFO [stderr] 68 |                         let freq = i as f32 * sampleRate as f32 / FFT_SIZE as f32;
Nov 17 12:00:57.371 INFO [stderr]    |                             ^^^^ help: consider using `_freq` instead
Nov 17 12:00:57.371 INFO [stderr]    |
Nov 17 12:00:57.371 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 12:00:57.371 INFO [stderr] 
Nov 17 12:00:57.371 INFO [stderr] warning: unused variable: `sampleSize`
Nov 17 12:00:57.372 INFO [stderr]   --> src/main.rs:40:9
Nov 17 12:00:57.372 INFO [stderr]    |
Nov 17 12:00:57.372 INFO [stderr] 40 |     let sampleSize = reader.spec().sample_rate;
Nov 17 12:00:57.372 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_sampleSize` instead
Nov 17 12:00:57.372 INFO [stderr] 
Nov 17 12:00:57.372 INFO [stderr] warning: unused variable: `i`
Nov 17 12:00:57.373 INFO [stderr]   --> src/main.rs:95:9
Nov 17 12:00:57.373 INFO [stderr]    |
Nov 17 12:00:57.373 INFO [stderr] 95 |     for i in 0..NUM_WORKERS {
Nov 17 12:00:57.373 INFO [stderr]    |         ^ help: consider using `_i` instead
Nov 17 12:00:57.373 INFO [stderr] 
Nov 17 12:00:57.405 INFO [stderr] warning: variable `sampleRate` should have a snake case name such as `sample_rate`
Nov 17 12:00:57.406 INFO [stderr]   --> src/main.rs:28:27
Nov 17 12:00:57.406 INFO [stderr]    |
Nov 17 12:00:57.406 INFO [stderr] 28 | fn freq_to_bin(freq: u32, sampleRate: u32) -> usize {
Nov 17 12:00:57.406 INFO [stderr]    |                           ^^^^^^^^^^
Nov 17 12:00:57.406 INFO [stderr]    |
Nov 17 12:00:57.406 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 17 12:00:57.406 INFO [stderr] 
Nov 17 12:00:57.406 INFO [stderr] warning: variable `sampleSize` should have a snake case name such as `sample_size`
Nov 17 12:00:57.407 INFO [stderr]   --> src/main.rs:40:9
Nov 17 12:00:57.407 INFO [stderr]    |
Nov 17 12:00:57.407 INFO [stderr] 40 |     let sampleSize = reader.spec().sample_rate;
Nov 17 12:00:57.407 INFO [stderr]    |         ^^^^^^^^^^
Nov 17 12:00:57.407 INFO [stderr] 
Nov 17 12:00:57.407 INFO [stderr] warning: variable `jobProd` should have a snake case name such as `job_prod`
Nov 17 12:00:57.407 INFO [stderr]   --> src/main.rs:50:10
Nov 17 12:00:57.407 INFO [stderr]    |
Nov 17 12:00:57.407 INFO [stderr] 50 |     let (jobProd, jobRecv) = spmc::channel();
Nov 17 12:00:57.407 INFO [stderr]    |          ^^^^^^^
Nov 17 12:00:57.407 INFO [stderr] 
Nov 17 12:00:57.407 INFO [stderr] warning: variable `jobRecv` should have a snake case name such as `job_recv`
Nov 17 12:00:57.407 INFO [stderr]   --> src/main.rs:50:19
Nov 17 12:00:57.407 INFO [stderr]    |
Nov 17 12:00:57.407 INFO [stderr] 50 |     let (jobProd, jobRecv) = spmc::channel();
Nov 17 12:00:57.407 INFO [stderr]    |                   ^^^^^^^
Nov 17 12:00:57.407 INFO [stderr] 
Nov 17 12:00:57.407 INFO [stderr] warning: variable `printProd` should have a snake case name such as `print_prod`
Nov 17 12:00:57.408 INFO [stderr]   --> src/main.rs:51:10
Nov 17 12:00:57.408 INFO [stderr]    |
Nov 17 12:00:57.408 INFO [stderr] 51 |     let (printProd, printRecv) = mpsc::channel();
Nov 17 12:00:57.408 INFO [stderr]    |          ^^^^^^^^^
Nov 17 12:00:57.408 INFO [stderr] 
Nov 17 12:00:57.408 INFO [stderr] warning: variable `printRecv` should have a snake case name such as `print_recv`
Nov 17 12:00:57.408 INFO [stderr]   --> src/main.rs:51:21
Nov 17 12:00:57.408 INFO [stderr]    |
Nov 17 12:00:57.408 INFO [stderr] 51 |     let (printProd, printRecv) = mpsc::channel();
Nov 17 12:00:57.408 INFO [stderr]    |                     ^^^^^^^^^
Nov 17 12:00:57.408 INFO [stderr] 
Nov 17 12:00:57.408 INFO [stderr] warning: variable `widthPerIter` should have a snake case name such as `width_per_iter`
Nov 17 12:00:57.408 INFO [stderr]   --> src/main.rs:55:13
Nov 17 12:00:57.408 INFO [stderr]    |
Nov 17 12:00:57.408 INFO [stderr] 55 |         let widthPerIter = (1_f32 + (FFT_SIZE as f32/ 1024_f32).round()) as u32;
Nov 17 12:00:57.408 INFO [stderr]    |             ^^^^^^^^^^^^
Nov 17 12:00:57.408 INFO [stderr] 
Nov 17 12:00:57.408 INFO [stderr] warning: variable `sampleRate` should have a snake case name such as `sample_rate`
Nov 17 12:00:57.408 INFO [stderr]   --> src/main.rs:61:50
Nov 17 12:00:57.409 INFO [stderr]    |
Nov 17 12:00:57.409 INFO [stderr] 61 |                 PrintJob::Print(iteration, data, sampleRate) => {
Nov 17 12:00:57.409 INFO [stderr]    |                                                  ^^^^^^^^^^
Nov 17 12:00:57.409 INFO [stderr] 
Nov 17 12:00:57.409 INFO [stderr] warning: variable `minFreq` should have a snake case name such as `min_freq`
Nov 17 12:00:57.409 INFO [stderr]   --> src/main.rs:62:25
Nov 17 12:00:57.409 INFO [stderr]    |
Nov 17 12:00:57.409 INFO [stderr] 62 |                     let minFreq = 20;
Nov 17 12:00:57.409 INFO [stderr]    |                         ^^^^^^^
Nov 17 12:00:57.409 INFO [stderr] 
Nov 17 12:00:57.409 INFO [stderr] warning: variable `maxFreq` should have a snake case name such as `max_freq`
Nov 17 12:00:57.409 INFO [stderr]   --> src/main.rs:63:25
Nov 17 12:00:57.409 INFO [stderr]    |
Nov 17 12:00:57.409 INFO [stderr] 63 |                     let maxFreq = 8000;
Nov 17 12:00:57.409 INFO [stderr]    |                         ^^^^^^^
Nov 17 12:00:57.409 INFO [stderr] 
Nov 17 12:00:57.409 INFO [stderr] warning: variable `printThread` should have a snake case name such as `print_thread`
Nov 17 12:00:57.409 INFO [stderr]   --> src/main.rs:53:9
Nov 17 12:00:57.409 INFO [stderr]    |
Nov 17 12:00:57.409 INFO [stderr] 53 |     let printThread = thread::spawn(move || {
Nov 17 12:00:57.409 INFO [stderr]    |         ^^^^^^^^^^^
Nov 17 12:00:57.410 INFO [stderr] 
Nov 17 12:00:57.410 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 12:00:57.410 INFO [stderr]   --> src/main.rs:88:9
Nov 17 12:00:57.410 INFO [stderr]    |
Nov 17 12:00:57.410 INFO [stderr] 88 |         jobProd.send(iteration);
Nov 17 12:00:57.410 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:00:57.410 INFO [stderr]    |
Nov 17 12:00:57.410 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 12:00:57.410 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 12:00:57.410 INFO [stderr] 
Nov 17 12:00:57.410 INFO [stderr] warning: variable `jobRecv` should have a snake case name such as `job_recv`
Nov 17 12:00:57.410 INFO [stderr]   --> src/main.rs:96:13
Nov 17 12:00:57.410 INFO [stderr]    |
Nov 17 12:00:57.410 INFO [stderr] 96 |         let jobRecv = jobRecv.clone();
Nov 17 12:00:57.410 INFO [stderr]    |             ^^^^^^^
Nov 17 12:00:57.410 INFO [stderr] 
Nov 17 12:00:57.410 INFO [stderr] warning: variable `printProd` should have a snake case name such as `print_prod`
Nov 17 12:00:57.410 INFO [stderr]   --> src/main.rs:97:13
Nov 17 12:00:57.410 INFO [stderr]    |
Nov 17 12:00:57.410 INFO [stderr] 97 |         let printProd = printProd.clone();
Nov 17 12:00:57.410 INFO [stderr]    |             ^^^^^^^^^
Nov 17 12:00:57.410 INFO [stderr] 
Nov 17 12:00:57.411 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 12:00:57.411 INFO [stderr]    --> src/main.rs:113:25
Nov 17 12:00:57.411 INFO [stderr]     |
Nov 17 12:00:57.411 INFO [stderr] 113 |                         reader.seek(iteration * spec.channels as u32 * FFT_SIZE as u32);
Nov 17 12:00:57.411 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:00:57.411 INFO [stderr]     |
Nov 17 12:00:57.411 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 12:00:57.411 INFO [stderr] 
Nov 17 12:00:57.411 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 12:00:57.411 INFO [stderr]    --> src/main.rs:144:25
Nov 17 12:00:57.411 INFO [stderr]     |
Nov 17 12:00:57.411 INFO [stderr] 144 |                         printProd.send(PrintJob::Print(iteration, output, spec.sample_rate));
Nov 17 12:00:57.411 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:00:57.411 INFO [stderr]     |
Nov 17 12:00:57.411 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 12:00:57.411 INFO [stderr] 
Nov 17 12:00:57.827 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Nov 17 12:00:57.832 INFO [stderr] su: No module specific data is present
Nov 17 12:00:58.995 INFO running `"docker" "inspect" "b367cec0115dcc9c09c3b7c86936ed06537159bd0539751361c80a66532c073a"`
Nov 17 12:00:59.283 INFO running `"docker" "rm" "-f" "b367cec0115dcc9c09c3b7c86936ed06537159bd0539751361c80a66532c073a"`
Nov 17 12:00:59.742 INFO [stdout] b367cec0115dcc9c09c3b7c86936ed06537159bd0539751361c80a66532c073a
Nov 17 12:00:59.754 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 12:01:00.371 INFO [stdout] 1a9f1dd24cca70ebd637b1183fd5a25ce0927bf268d4331cd4520c8f599fd0f3
Nov 17 12:01:00.378 INFO running `"docker" "start" "-a" "1a9f1dd24cca70ebd637b1183fd5a25ce0927bf268d4331cd4520c8f599fd0f3"`
Nov 17 12:01:01.891 INFO [stderr] usermod: no changes
Nov 17 12:01:02.000 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
Nov 17 12:01:02.000 INFO [stderr]      Running /target/debug/deps/fft-d89bcae73c29f1f4
Nov 17 12:01:02.016 INFO [stdout] 
Nov 17 12:01:02.016 INFO [stdout] running 0 tests
Nov 17 12:01:02.016 INFO [stdout] 
Nov 17 12:01:02.016 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 12:01:02.016 INFO [stdout] 
Nov 17 12:01:02.023 INFO [stderr] su: No module specific data is present
Nov 17 12:01:02.745 INFO running `"docker" "inspect" "1a9f1dd24cca70ebd637b1183fd5a25ce0927bf268d4331cd4520c8f599fd0f3"`
Nov 17 12:01:02.989 INFO running `"docker" "rm" "-f" "1a9f1dd24cca70ebd637b1183fd5a25ce0927bf268d4331cd4520c8f599fd0f3"`
Nov 17 12:01:03.295 INFO [stdout] 1a9f1dd24cca70ebd637b1183fd5a25ce0927bf268d4331cd4520c8f599fd0f3