[INFO] updating cached repository https://github.com/sthomer/predict
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/sthomer/predict
[INFO] [stderr]    72203c3..346800e  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 346800e30d91b89b6cd51a86ed26c0be9e84f2a4
[INFO] checking sthomer/predict against master#9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7 for pr-64564
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsthomer%2Fpredict" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sthomer/predict on toolchain 9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sthomer/predict
[INFO] finished tweaking git repo https://github.com/sthomer/predict
[INFO] tweaked toml for git repo https://github.com/sthomer/predict written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sthomer/predict already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=forbid" "-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" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cbfd2d99ae5ac0409bab16c3be3e7d1b01b77e9bd6164c15632594d0db50f5c0
[INFO] running `"docker" "start" "-a" "cbfd2d99ae5ac0409bab16c3be3e7d1b01b77e9bd6164c15632594d0db50f5c0"`
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking num-bigint v0.2.2
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking ndarray v0.12.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking predict v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `freqs_1d_dft`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let freqs_1d_dft = dft(&samples);
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_freqs_1d_dft`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `freqs_1d_fft`
[INFO] [stderr]   --> src/main.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let freqs_1d_fft = fft(&samples);
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_freqs_1d_fft`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mddft`
[INFO] [stderr]   --> src/main.rs:94:1
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn mddft<D: Dimension>(vs: &Array<C64, D>) -> Array<C64, D> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `freqs_1d_dft`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let freqs_1d_dft = dft(&samples);
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_freqs_1d_dft`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `freqs_1d_fft`
[INFO] [stderr]   --> src/main.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let freqs_1d_fft = fft(&samples);
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_freqs_1d_fft`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mddft`
[INFO] [stderr]   --> src/main.rs:94:1
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn mddft<D: Dimension>(vs: &Array<C64, D>) -> Array<C64, D> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.15s
[INFO] running `"docker" "inspect" "cbfd2d99ae5ac0409bab16c3be3e7d1b01b77e9bd6164c15632594d0db50f5c0"`
[INFO] running `"docker" "rm" "-f" "cbfd2d99ae5ac0409bab16c3be3e7d1b01b77e9bd6164c15632594d0db50f5c0"`
[INFO] [stdout] cbfd2d99ae5ac0409bab16c3be3e7d1b01b77e9bd6164c15632594d0db50f5c0