[INFO] updating cached repository pandaman64/fft
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pandaman64/fft
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pandaman64/fft" "work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/gh/pandaman64/fft"`
[INFO] [stderr] Cloning into 'work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/gh/pandaman64/fft'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pandaman64/fft" "work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/pandaman64/fft"`
[INFO] [stderr] Cloning into 'work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/pandaman64/fft'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5064680840392c64223b1ceeacd3c508c398b15f
[INFO] sha for GitHub repo pandaman64/fft: 5064680840392c64223b1ceeacd3c508c398b15f
[INFO] validating manifest of pandaman64/fft on toolchain master#003382e4150984cb476047b3925edf8d75df2d59
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+003382e4150984cb476047b3925edf8d75df2d59-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pandaman64/fft on toolchain try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+47f4f94676fbdd494dd2c2dc9ac377a13fc78e00-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pandaman64/fft
[INFO] finished frobbing pandaman64/fft
[INFO] frobbed toml for pandaman64/fft written to work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/gh/pandaman64/fft/Cargo.toml
[INFO] started frobbing pandaman64/fft
[INFO] finished frobbing pandaman64/fft
[INFO] frobbed toml for pandaman64/fft written to work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/pandaman64/fft/Cargo.toml
[INFO] crate pandaman64/fft already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+003382e4150984cb476047b3925edf8d75df2d59-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+47f4f94676fbdd494dd2c2dc9ac377a13fc78e00-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pandaman64/fft against master#003382e4150984cb476047b3925edf8d75df2d59 for pr-59527
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59527/worker-7/master#003382e4150984cb476047b3925edf8d75df2d59:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/gh/pandaman64/fft:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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=forbid" "-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" "+003382e4150984cb476047b3925edf8d75df2d59-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 13c2584e22d012d66aa007ab6b4c9faa88104843d6ed93854525044a31e0d469
[INFO] running `"docker" "start" "-a" "13c2584e22d012d66aa007ab6b4c9faa88104843d6ed93854525044a31e0d469"`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]     Checking fft v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `fft`
[INFO] [stderr]   --> src/main.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn fft(input: &[Complex32], initial: bool) -> Vec<Complex32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `distance`
[INFO] [stderr]    --> src/main.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | fn distance(lhs: &[Complex32], rhs: &[Complex32]) -> f32 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_test`
[INFO] [stderr]    --> src/main.rs:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn random_test(bit_len: usize, count: usize, tolerance: f32) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_input`
[INFO] [stderr]    --> src/main.rs:138:1
[INFO] [stderr]     |
[INFO] [stderr] 138 | fn random_input(bit_len: usize) -> Vec<Complex32> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_dft`
[INFO] [stderr]    --> src/main.rs:159:1
[INFO] [stderr]     |
[INFO] [stderr] 159 | fn run_dft(b: &mut Bencher, bit_len: usize) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_fft`
[INFO] [stderr]    --> src/main.rs:177:1
[INFO] [stderr]     |
[INFO] [stderr] 177 | fn run_fft(b: &mut Bencher, bit_len: usize) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fft`
[INFO] [stderr]   --> src/main.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn fft(input: &[Complex32], initial: bool) -> Vec<Complex32> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `"docker" "inspect" "13c2584e22d012d66aa007ab6b4c9faa88104843d6ed93854525044a31e0d469"`
[INFO] running `"docker" "rm" "-f" "13c2584e22d012d66aa007ab6b4c9faa88104843d6ed93854525044a31e0d469"`
[INFO] [stdout] 13c2584e22d012d66aa007ab6b4c9faa88104843d6ed93854525044a31e0d469