[INFO] crate waveform_space 0.1.2 is already in cache
[INFO] testing waveform_space-0.1.2 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate waveform_space 0.1.2 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate waveform_space 0.1.2 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate waveform_space 0.1.2
[INFO] finished tweaking crates.io crate waveform_space 0.1.2
[INFO] tweaked toml for crates.io crate waveform_space 0.1.2 written to work/builds/worker-6/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 152b45df250d6a404822ffdd7cd2a82a910a91c4f1c68fade632f2b17ff10263
[INFO] running `"docker" "start" "-a" "152b45df250d6a404822ffdd7cd2a82a910a91c4f1c68fade632f2b17ff10263"`
[INFO] [stderr]    Compiling stream-dct v0.1.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling rustfft v1.0.1
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling waveform_space v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::iter::Peekable`
[INFO] [stderr]  --> src/lib.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::iter::Peekable;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:152:14
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fft.process(&signal[..], &mut spectrum[..]);
[INFO] [stderr]     |                 ^^^^^^^^^^^ expected struct `num_complex::Complex`, found struct `num::Complex`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&[num_complex::Complex<_>]`
[INFO] [stderr]                found type `&[num::Complex<f32>]`
[INFO] [stderr] note: Perhaps two different versions of crate `num_complex` are being used?
[INFO] [stderr]    --> src/lib.rs:152:14
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fft.process(&signal[..], &mut spectrum[..]);
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:152:27
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fft.process(&signal[..], &mut spectrum[..]);
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^ expected struct `num_complex::Complex`, found struct `num::Complex`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&mut [num_complex::Complex<_>]`
[INFO] [stderr]                found type `&mut [num::Complex<f32>]`
[INFO] [stderr] note: Perhaps two different versions of crate `num_complex` are being used?
[INFO] [stderr]    --> src/lib.rs:152:27
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fft.process(&signal[..], &mut spectrum[..]);
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `waveform_space`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "152b45df250d6a404822ffdd7cd2a82a910a91c4f1c68fade632f2b17ff10263"`
[INFO] running `"docker" "rm" "-f" "152b45df250d6a404822ffdd7cd2a82a910a91c4f1c68fade632f2b17ff10263"`
[INFO] [stdout] 152b45df250d6a404822ffdd7cd2a82a910a91c4f1c68fade632f2b17ff10263