Sep 10 14:17:24.103 INFO checking munkres-0.1.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 14:17:24.103 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 14:17:24.103 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 14:17:24.233 INFO blam! bcc38594393634e4b6584b0296f002618d8d034c5d942816aca340c6f08c9a1d
Sep 10 14:17:24.235 INFO running `"docker" "start" "-a" "bcc38594393634e4b6584b0296f002618d8d034c5d942816aca340c6f08c9a1d"`
Sep 10 14:17:25.246 INFO kablam! usermod: no changes
Sep 10 14:17:25.278 INFO kablam!     Checking munkres v0.1.0 (file:///source)
Sep 10 14:17:25.610 INFO kablam! error[E0432]: unresolved import `std::num::Zero`
Sep 10 14:17:25.610 INFO kablam!   --> src/lib.rs:26:5
Sep 10 14:17:25.610 INFO kablam!    |
Sep 10 14:17:25.610 INFO kablam! 26 | use std::num::Zero;
Sep 10 14:17:25.610 INFO kablam!    |     ^^^^^^^^^^^^^^ no `Zero` in `num`
Sep 10 14:17:25.610 INFO kablam! 
Sep 10 14:17:25.623 INFO kablam! error: aborting due to previous error
Sep 10 14:17:25.623 INFO kablam! 
Sep 10 14:17:25.623 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 10 14:17:25.628 INFO kablam! error: Could not compile `munkres`.
Sep 10 14:17:25.628 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 14:17:25.653 INFO kablam! error[E0432]: unresolved import `std::num::Zero`
Sep 10 14:17:25.653 INFO kablam!   --> src/lib.rs:26:5
Sep 10 14:17:25.653 INFO kablam!    |
Sep 10 14:17:25.654 INFO kablam! 26 | use std::num::Zero;
Sep 10 14:17:25.654 INFO kablam!    |     ^^^^^^^^^^^^^^ no `Zero` in `num`
Sep 10 14:17:25.654 INFO kablam! 
Sep 10 14:17:25.717 INFO kablam! error: aborting due to previous error
Sep 10 14:17:25.717 INFO kablam! 
Sep 10 14:17:25.717 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 10 14:17:25.727 INFO kablam! error: Could not compile `munkres`.
Sep 10 14:17:25.727 INFO kablam! 
Sep 10 14:17:25.727 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 14:17:25.727 INFO kablam! su: No module specific data is present
Sep 10 14:17:26.646 INFO running `"docker" "rm" "-f" "bcc38594393634e4b6584b0296f002618d8d034c5d942816aca340c6f08c9a1d"`
Sep 10 14:17:26.704 INFO blam! bcc38594393634e4b6584b0296f002618d8d034c5d942816aca340c6f08c9a1d