[INFO] updating cached repository audunhalland/spectro_wasm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/audunhalland/spectro_wasm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/audunhalland/spectro_wasm" "work/ex/beta-1.38-1/sources/1.37.0/gh/audunhalland/spectro_wasm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/audunhalland/spectro_wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/audunhalland/spectro_wasm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/audunhalland/spectro_wasm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/audunhalland/spectro_wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bdd65bd912dbe8306b28c938ebe5a77c1d6de371
[INFO] sha for GitHub repo audunhalland/spectro_wasm: bdd65bd912dbe8306b28c938ebe5a77c1d6de371
[INFO] validating manifest of audunhalland/spectro_wasm on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of audunhalland/spectro_wasm on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing audunhalland/spectro_wasm
[INFO] finished frobbing audunhalland/spectro_wasm
[INFO] frobbed toml for audunhalland/spectro_wasm written to work/ex/beta-1.38-1/sources/1.37.0/gh/audunhalland/spectro_wasm/Cargo.toml
[INFO] started frobbing audunhalland/spectro_wasm
[INFO] finished frobbing audunhalland/spectro_wasm
[INFO] frobbed toml for audunhalland/spectro_wasm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/audunhalland/spectro_wasm/Cargo.toml
[INFO] crate audunhalland/spectro_wasm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing audunhalland/spectro_wasm against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/audunhalland/spectro_wasm:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5f2ab868f0356d52b82e7e1088481d924ec6327ec628b37bc25ae1230cdbbd04
[INFO] running `"docker" "start" "-a" "5f2ab868f0356d52b82e7e1088481d924ec6327ec628b37bc25ae1230cdbbd04"`
[INFO] [stderr]    Compiling bresenham v0.1.1
[INFO] [stderr]    Compiling rustfft v2.0.0
[INFO] [stderr]    Compiling spectro_wasm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/spectro.rs:14:14
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fft: Arc<rustfft::FFT<f32>>
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn rustfft::FFT<f32>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `"docker" "inspect" "5f2ab868f0356d52b82e7e1088481d924ec6327ec628b37bc25ae1230cdbbd04"`
[INFO] running `"docker" "rm" "-f" "5f2ab868f0356d52b82e7e1088481d924ec6327ec628b37bc25ae1230cdbbd04"`
[INFO] [stdout] 5f2ab868f0356d52b82e7e1088481d924ec6327ec628b37bc25ae1230cdbbd04
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/audunhalland/spectro_wasm:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b567c806dc018b037c411328450c9bedbd4e098a00cabee7f2b22f65db34bef8
[INFO] running `"docker" "start" "-a" "b567c806dc018b037c411328450c9bedbd4e098a00cabee7f2b22f65db34bef8"`
[INFO] [stderr]    Compiling spectro_wasm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/spectro.rs:14:14
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fft: Arc<rustfft::FFT<f32>>
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn rustfft::FFT<f32>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `"docker" "inspect" "b567c806dc018b037c411328450c9bedbd4e098a00cabee7f2b22f65db34bef8"`
[INFO] running `"docker" "rm" "-f" "b567c806dc018b037c411328450c9bedbd4e098a00cabee7f2b22f65db34bef8"`
[INFO] [stdout] b567c806dc018b037c411328450c9bedbd4e098a00cabee7f2b22f65db34bef8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/audunhalland/spectro_wasm:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 5a9123bf9e25cf42f7ef8b1acc6e27d14f472387b0624aeea5961c9c38ac3940
[INFO] running `"docker" "start" "-a" "5a9123bf9e25cf42f7ef8b1acc6e27d14f472387b0624aeea5961c9c38ac3940"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/spectro_wasm-30d24fd6b7b2e2e9
[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" "5a9123bf9e25cf42f7ef8b1acc6e27d14f472387b0624aeea5961c9c38ac3940"`
[INFO] running `"docker" "rm" "-f" "5a9123bf9e25cf42f7ef8b1acc6e27d14f472387b0624aeea5961c9c38ac3940"`
[INFO] [stdout] 5a9123bf9e25cf42f7ef8b1acc6e27d14f472387b0624aeea5961c9c38ac3940