Dec 18 04:48:55.748 INFO checking Woyten/math-util against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 04:48:55.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 04:48:56.168 INFO [stdout] 8286dab37e7ff3c66a5e6547e16828115e8a5d27f42bc2e4fcb19fab89d9dedf
Dec 18 04:48:56.174 INFO running `"docker" "start" "-a" "8286dab37e7ff3c66a5e6547e16828115e8a5d27f42bc2e4fcb19fab89d9dedf"`
Dec 18 04:48:58.083 INFO [stderr]     Checking rand v0.5.5
Dec 18 04:48:58.083 INFO [stderr]     Checking alga v0.7.2
Dec 18 04:48:58.083 INFO [stderr]     Checking rustfft v2.1.0
Dec 18 04:48:58.085 INFO [stderr]     Checking rayon-core v1.4.1
Dec 18 04:49:00.908 INFO [stderr]     Checking rayon v1.0.3
Dec 18 04:49:05.696 INFO [stderr]     Checking nalgebra v0.16.8
Dec 18 04:49:36.961 INFO [stderr]     Checking math-util v0.1.0 (/opt/crater/workdir)
Dec 18 04:49:39.840 INFO [stderr] error[E0432]: unresolved import `num`
Dec 18 04:49:39.840 INFO [stderr]  --> examples/benchmark.rs:5:5
Dec 18 04:49:39.840 INFO [stderr]   |
Dec 18 04:49:39.840 INFO [stderr] 5 | use num::Complex;
Dec 18 04:49:39.840 INFO [stderr]   |     ^^^ did you mean `std::num`?
Dec 18 04:49:39.840 INFO [stderr] 
Dec 18 04:49:39.927 INFO [stderr] error: aborting due to previous error
Dec 18 04:49:39.927 INFO [stderr] 
Dec 18 04:49:39.928 INFO [stderr] For more information about this error, try `rustc --explain E0432`.
Dec 18 04:49:39.947 INFO [stderr] error: Could not compile `math-util`.
Dec 18 04:49:39.947 INFO [stderr] 
Dec 18 04:49:39.947 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 04:49:41.707 INFO running `"docker" "inspect" "8286dab37e7ff3c66a5e6547e16828115e8a5d27f42bc2e4fcb19fab89d9dedf"`
Dec 18 04:49:42.072 INFO running `"docker" "rm" "-f" "8286dab37e7ff3c66a5e6547e16828115e8a5d27f42bc2e4fcb19fab89d9dedf"`
Dec 18 04:49:42.372 INFO [stdout] 8286dab37e7ff3c66a5e6547e16828115e8a5d27f42bc2e4fcb19fab89d9dedf