[INFO] updating cached repository alamminsalo/fft
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alamminsalo/fft
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alamminsalo/fft" "work/ex/beta-1.37-6/sources/1.36.0/gh/alamminsalo/fft"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/alamminsalo/fft'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alamminsalo/fft" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alamminsalo/fft"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alamminsalo/fft'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b368044f0643f7b733f93e7f795f1be786b48b8f
[INFO] sha for GitHub repo alamminsalo/fft: b368044f0643f7b733f93e7f795f1be786b48b8f
[INFO] validating manifest of alamminsalo/fft 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 alamminsalo/fft 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 alamminsalo/fft
[INFO] finished frobbing alamminsalo/fft
[INFO] frobbed toml for alamminsalo/fft written to work/ex/beta-1.37-6/sources/1.36.0/gh/alamminsalo/fft/Cargo.toml
[INFO] started frobbing alamminsalo/fft
[INFO] finished frobbing alamminsalo/fft
[INFO] frobbed toml for alamminsalo/fft written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alamminsalo/fft/Cargo.toml
[INFO] crate alamminsalo/fft already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing alamminsalo/fft 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-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alamminsalo/fft:/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] 528f799328a059afc00a0f34a3a8fa44e763dc68576c217c3f715e25f80cce5a
[INFO] running `"docker" "start" "-a" "528f799328a059afc00a0f34a3a8fa44e763dc68576c217c3f715e25f80cce5a"`
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling svg v0.5.11
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling tui v0.2.3
[INFO] [stderr]    Compiling plotlib v0.3.0
[INFO] [stderr]    Compiling fft v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `analysis`
[INFO] [stderr]    --> src/main.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |             let analysis = fft::analyze(&sample, ft_min, ft_max, ft_ss);
[INFO] [stderr]     |                 ^^^^^^^^ help: consider prefixing with an underscore: `_analysis`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.56s
[INFO] running `"docker" "inspect" "528f799328a059afc00a0f34a3a8fa44e763dc68576c217c3f715e25f80cce5a"`
[INFO] running `"docker" "rm" "-f" "528f799328a059afc00a0f34a3a8fa44e763dc68576c217c3f715e25f80cce5a"`
[INFO] [stdout] 528f799328a059afc00a0f34a3a8fa44e763dc68576c217c3f715e25f80cce5a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alamminsalo/fft:/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] 3f9201fed2e434b7e30d1dbb4610a55f8635bfce08b7fc9a7db55d0521e8b794
[INFO] running `"docker" "start" "-a" "3f9201fed2e434b7e30d1dbb4610a55f8635bfce08b7fc9a7db55d0521e8b794"`
[INFO] [stderr]    Compiling fft v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:158:35
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let circle = graph_circle(&sine, 5.0);
[INFO] [stderr]     |                                   ^^^^^ expected slice, found struct `Sample`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&[(f32, f32)]`
[INFO] [stderr]                found type `&Sample`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:167:35
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let circle = graph_circle(&sine, 5.0);
[INFO] [stderr]     |                                   ^^^^^ expected slice, found struct `Sample`
[INFO] [stderr]     |
[INFO] [stderr] warning: unused variable: `analysis`
[INFO] [stderr]    --> src/main.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |             let analysis = fft::analyze(&sample, ft_min, ft_max, ft_ss);
[INFO] [stderr]     |                 ^^^^^^^^ help: consider prefixing with an underscore: `_analysis`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     = note: expected type `&[(f32, f32)]`
[INFO] [stderr]                found type `&Sample`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:171:35
[INFO] [stderr]     |
[INFO] [stderr] 171 |         let circle = graph_circle(&sine, 10.0);
[INFO] [stderr]     |                                   ^^^^^ expected slice, found struct `Sample`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&[(f32, f32)]`
[INFO] [stderr]                found type `&Sample`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:180:35
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let circle = graph_circle(&sine, 5.0);
[INFO] [stderr]     |                                   ^^^^^ expected slice, found struct `Sample`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&[(f32, f32)]`
[INFO] [stderr]                found type `&Sample`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:191:35
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let circle = graph_circle(&sine, 5.0);
[INFO] [stderr]     |                                   ^^^^^ expected slice, found struct `Sample`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&[(f32, f32)]`
[INFO] [stderr]                found type `&Sample`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:197:35
[INFO] [stderr]     |
[INFO] [stderr] 197 |         let circle = graph_circle(&sine, 60.0);
[INFO] [stderr]     |                                   ^^^^^ expected slice, found struct `Sample`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&[(f32, f32)]`
[INFO] [stderr]                found type `&Sample`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:205:35
[INFO] [stderr]     |
[INFO] [stderr] 205 |         let circle = graph_circle(&sine, 5.0);
[INFO] [stderr]     |                                   ^^^^^ expected slice, found struct `Sample`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&[(f32, f32)]`
[INFO] [stderr]                found type `&Sample`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:212:35
[INFO] [stderr]     |
[INFO] [stderr] 212 |         let circle = graph_circle(&sine, 60.0);
[INFO] [stderr]     |                                   ^^^^^ expected slice, found struct `Sample`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `&[(f32, f32)]`
[INFO] [stderr]                found type `&Sample`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `fft`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3f9201fed2e434b7e30d1dbb4610a55f8635bfce08b7fc9a7db55d0521e8b794"`
[INFO] running `"docker" "rm" "-f" "3f9201fed2e434b7e30d1dbb4610a55f8635bfce08b7fc9a7db55d0521e8b794"`
[INFO] [stdout] 3f9201fed2e434b7e30d1dbb4610a55f8635bfce08b7fc9a7db55d0521e8b794