[INFO] cloning repository pandaman64/fft
[INFO] running `"git" "clone" "--bare" "git://github.com/pandaman64/fft.git" "work/cache/sources/gh/pandaman64/fft"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/pandaman64/fft'...
[INFO] running `"git" "clone" "work/cache/sources/gh/pandaman64/fft" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/pandaman64/fft"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/pandaman64/fft'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pandaman64/fft" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/pandaman64/fft"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/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#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pandaman64/fft on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-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-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/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-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/pandaman64/fft/Cargo.toml
[INFO] crate pandaman64/fft has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pandaman64/fft against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-1/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/pandaman64/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=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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 920ca1ec32edf8dde3f9eec31d6d41daf60c78de2cb95929d5169f969e816d38
[INFO] running `"docker" "start" "-a" "920ca1ec32edf8dde3f9eec31d6d41daf60c78de2cb95929d5169f969e816d38"`
[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 5.25s
[INFO] running `"docker" "inspect" "920ca1ec32edf8dde3f9eec31d6d41daf60c78de2cb95929d5169f969e816d38"`
[INFO] running `"docker" "rm" "-f" "920ca1ec32edf8dde3f9eec31d6d41daf60c78de2cb95929d5169f969e816d38"`
[INFO] [stdout] 920ca1ec32edf8dde3f9eec31d6d41daf60c78de2cb95929d5169f969e816d38