[INFO] crate pitch-detection 0.1.0 is already in cache
[INFO] extracting crate pitch-detection 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/pitch-detection/0.1.0
[INFO] extracting crate pitch-detection 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/pitch-detection/0.1.0
[INFO] validating manifest of pitch-detection-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pitch-detection-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pitch-detection-0.1.0
[INFO] finished frobbing pitch-detection-0.1.0
[INFO] frobbed toml for pitch-detection-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/pitch-detection/0.1.0/Cargo.toml
[INFO] started frobbing pitch-detection-0.1.0
[INFO] finished frobbing pitch-detection-0.1.0
[INFO] frobbed toml for pitch-detection-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/pitch-detection/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing pitch-detection-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/pitch-detection/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 3bb74b13a489ae510d78f7799be00c5e5783ea9367d358b5565e89c56ed7af11
[INFO] running `"docker" "start" "-a" "3bb74b13a489ae510d78f7799be00c5e5783ea9367d358b5565e89c56ed7af11"`
[INFO] [stderr]    Compiling strength_reduce v0.2.2
[INFO] [stderr]    Compiling transpose v0.1.0
[INFO] [stderr]    Compiling rustfft v3.0.0
[INFO] [stderr]    Compiling pitch-detection v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `Im`
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Im
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `padding`
[INFO] [stderr]   --> src/lib.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     padding: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `"docker" "inspect" "3bb74b13a489ae510d78f7799be00c5e5783ea9367d358b5565e89c56ed7af11"`
[INFO] running `"docker" "rm" "-f" "3bb74b13a489ae510d78f7799be00c5e5783ea9367d358b5565e89c56ed7af11"`
[INFO] [stdout] 3bb74b13a489ae510d78f7799be00c5e5783ea9367d358b5565e89c56ed7af11
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/pitch-detection/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5b00c649cdad388b44e3136de189d4991eb0a179a64237d01d79c0011fc12d01
[INFO] running `"docker" "start" "-a" "5b00c649cdad388b44e3136de189d4991eb0a179a64237d01d79c0011fc12d01"`
[INFO] [stderr]    Compiling pitch-detection v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:427:77
[INFO] [stderr]     |
[INFO] [stderr] 427 |     fn detector_factory(name: String, window: usize, padding: usize) -> Box<PitchDetector<f64>> {
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PitchDetector<f64>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Im`
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Im
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `padding`
[INFO] [stderr]   --> src/lib.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     padding: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `"docker" "inspect" "5b00c649cdad388b44e3136de189d4991eb0a179a64237d01d79c0011fc12d01"`
[INFO] running `"docker" "rm" "-f" "5b00c649cdad388b44e3136de189d4991eb0a179a64237d01d79c0011fc12d01"`
[INFO] [stdout] 5b00c649cdad388b44e3136de189d4991eb0a179a64237d01d79c0011fc12d01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/pitch-detection/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] bc15c9f0baf7d51d038376a65434f8e6b9b883aaa41c6696fb7bc4104682e1cc
[INFO] running `"docker" "start" "-a" "bc15c9f0baf7d51d038376a65434f8e6b9b883aaa41c6696fb7bc4104682e1cc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pitch_detection-e67947f165c6bb03
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::peak_correction ... ok
[INFO] [stdout] test tests::autocorrelation_pure_frequency ... ok
[INFO] [stdout] test tests::mcleod_pure_frequency ... ok
[INFO] [stderr]    Doc-tests pitch-detection
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bc15c9f0baf7d51d038376a65434f8e6b9b883aaa41c6696fb7bc4104682e1cc"`
[INFO] running `"docker" "rm" "-f" "bc15c9f0baf7d51d038376a65434f8e6b9b883aaa41c6696fb7bc4104682e1cc"`
[INFO] [stdout] bc15c9f0baf7d51d038376a65434f8e6b9b883aaa41c6696fb7bc4104682e1cc