[INFO] updating cached repository https://github.com/pandaman64/fft
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5064680840392c64223b1ceeacd3c508c398b15f
[INFO] testing pandaman64/fft against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpandaman64%2Ffft" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pandaman64/fft on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pandaman64/fft
[INFO] finished tweaking git repo https://github.com/pandaman64/fft
[INFO] tweaked toml for git repo https://github.com/pandaman64/fft written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/pandaman64/fft already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb572b8f6c1fcab36eeb6fc3745a53351019584f2f23bc578cff40881778bb63
[INFO] running `"docker" "start" "-a" "cb572b8f6c1fcab36eeb6fc3745a53351019584f2f23bc578cff40881778bb63"`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling rand_core v0.2.0
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling rand v0.5.0
[INFO] [stderr]    Compiling fft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `fft`
[INFO] [stderr]   --> src/main.rs:33:4
[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:113:4
[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:121:4
[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:138:4
[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:159:4
[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:177:4
[INFO] [stderr]     |
[INFO] [stderr] 177 | fn run_fft(b: &mut Bencher, bit_len: usize) {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `"docker" "inspect" "cb572b8f6c1fcab36eeb6fc3745a53351019584f2f23bc578cff40881778bb63"`
[INFO] running `"docker" "rm" "-f" "cb572b8f6c1fcab36eeb6fc3745a53351019584f2f23bc578cff40881778bb63"`
[INFO] [stdout] cb572b8f6c1fcab36eeb6fc3745a53351019584f2f23bc578cff40881778bb63
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9c23839c818bcb8cedaffed6ceda9b6f6745dee44065c443f1ea4f780b6638ce
[INFO] running `"docker" "start" "-a" "9c23839c818bcb8cedaffed6ceda9b6f6745dee44065c443f1ea4f780b6638ce"`
[INFO] [stderr]    Compiling fft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `fft`
[INFO] [stderr]   --> src/main.rs:33:4
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "9c23839c818bcb8cedaffed6ceda9b6f6745dee44065c443f1ea4f780b6638ce"`
[INFO] running `"docker" "rm" "-f" "9c23839c818bcb8cedaffed6ceda9b6f6745dee44065c443f1ea4f780b6638ce"`
[INFO] [stdout] 9c23839c818bcb8cedaffed6ceda9b6f6745dee44065c443f1ea4f780b6638ce
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] 899a7cdb13ffd630b4116b1a27ec46de8cfa051bb5cd90e3d27a7f0bb08dad11
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "899a7cdb13ffd630b4116b1a27ec46de8cfa051bb5cd90e3d27a7f0bb08dad11"`
[INFO] [stderr] warning: function is never used: `fft`
[INFO] [stderr]   --> src/main.rs:33:4
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fft-e7f15334df6747b6
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test bench_dft1 ... ok
[INFO] [stdout] test bench_dft6 ... ok
[INFO] [stdout] test bench_dft7 ... ok
[INFO] [stdout] test bench_dft3 ... ok
[INFO] [stdout] test bench_dft2 ... ok
[INFO] [stdout] test bench_dft5 ... ok
[INFO] [stdout] test bench_dft4 ... ok
[INFO] [stdout] test bench_fft10 ... ok
[INFO] [stdout] test bench_fft3 ... ok
[INFO] [stdout] test bench_fft2 ... ok
[INFO] [stdout] test bench_fft4 ... ok
[INFO] [stdout] test bench_fft8 ... ok
[INFO] [stdout] test bench_fft11 ... ok
[INFO] [stdout] test bench_fft5 ... ok
[INFO] [stdout] test bench_fft7 ... ok
[INFO] [stdout] test bench_fft6 ... ok
[INFO] [stdout] test bench_fft1 ... ok
[INFO] [stdout] test bench_fft9 ... ok
[INFO] [stdout] test bench_dft8 ... ok
[INFO] [stdout] test bench_dft9 ... ok
[INFO] [stdout] test bench_dft10 ... ok
[INFO] [stdout] test bench_dft11 ... ok
[INFO] [stdout] test test_precision ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "899a7cdb13ffd630b4116b1a27ec46de8cfa051bb5cd90e3d27a7f0bb08dad11"`
[INFO] running `"docker" "rm" "-f" "899a7cdb13ffd630b4116b1a27ec46de8cfa051bb5cd90e3d27a7f0bb08dad11"`
[INFO] [stdout] 899a7cdb13ffd630b4116b1a27ec46de8cfa051bb5cd90e3d27a7f0bb08dad11