Dec 18 04:48:55.497 INFO checking Woyten/math-util against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 04:48:55.497 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/Woyten/math-util:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 04:48:55.951 INFO [stdout] c5d23eedda45105415e0c07fffa7a2836756cab2df80000c92f98bfdf87881f2
Dec 18 04:48:55.958 INFO running `"docker" "start" "-a" "c5d23eedda45105415e0c07fffa7a2836756cab2df80000c92f98bfdf87881f2"`
Dec 18 04:48:58.353 INFO [stderr]     Checking rand v0.5.5
Dec 18 04:48:58.356 INFO [stderr]     Checking alga v0.7.2
Dec 18 04:48:58.356 INFO [stderr]     Checking rustfft v2.1.0
Dec 18 04:48:58.382 INFO [stderr]     Checking rayon-core v1.4.1
Dec 18 04:49:01.476 INFO [stderr]     Checking rayon v1.0.3
Dec 18 04:49:07.116 INFO [stderr]     Checking nalgebra v0.16.8
Dec 18 04:49:38.344 INFO [stderr]     Checking math-util v0.1.0 (/opt/crater/workdir)
Dec 18 04:49:41.572 INFO [stderr] error[E0432]: unresolved import `num`
Dec 18 04:49:41.572 INFO [stderr]  --> examples/benchmark.rs:5:5
Dec 18 04:49:41.572 INFO [stderr]   |
Dec 18 04:49:41.572 INFO [stderr] 5 | use num::Complex;
Dec 18 04:49:41.572 INFO [stderr]   |     ^^^ did you mean `std::num`?
Dec 18 04:49:41.572 INFO [stderr] 
Dec 18 04:49:41.659 INFO [stderr] error: aborting due to previous error
Dec 18 04:49:41.659 INFO [stderr] 
Dec 18 04:49:41.659 INFO [stderr] For more information about this error, try `rustc --explain E0432`.
Dec 18 04:49:41.672 INFO [stderr] error: Could not compile `math-util`.
Dec 18 04:49:41.672 INFO [stderr] 
Dec 18 04:49:41.672 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 04:49:42.447 INFO running `"docker" "inspect" "c5d23eedda45105415e0c07fffa7a2836756cab2df80000c92f98bfdf87881f2"`
Dec 18 04:49:42.752 INFO running `"docker" "rm" "-f" "c5d23eedda45105415e0c07fffa7a2836756cab2df80000c92f98bfdf87881f2"`
Dec 18 04:49:43.064 INFO [stdout] c5d23eedda45105415e0c07fffa7a2836756cab2df80000c92f98bfdf87881f2