Aug 02 03:21:07.568 INFO checking num-bigint-0.2.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 03:21:07.568 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:21:07.568 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:21:07.568 INFO running `"docker" "create" "-v" "/tmp/crater.zCiDZ6hcOHwq:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 03:21:07.834 INFO blam! 705eb4565cd6eaecb839bfd9ee26b02a8f7fe11c9b3ebaab09034bb43321c82a
Aug 02 03:21:07.837 INFO running `"docker" "start" "-a" "705eb4565cd6eaecb839bfd9ee26b02a8f7fe11c9b3ebaab09034bb43321c82a"`
Aug 02 03:21:08.973 INFO kablam!    Compiling num-bigint v0.2.0 (file:///source)
Aug 02 03:21:18.445 INFO kablam! error[E0432]: unresolved import `num_bigint::RandBigInt`
Aug 02 03:21:18.445 INFO kablam!   --> benches/gcd.rs:10:27
Aug 02 03:21:18.445 INFO kablam!    |
Aug 02 03:21:18.445 INFO kablam! 10 | use num_bigint::{BigUint, RandBigInt};
Aug 02 03:21:18.445 INFO kablam!    |                           ^^^^^^^^^^ no `RandBigInt` in the root
Aug 02 03:21:18.445 INFO kablam! 
Aug 02 03:21:18.452 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:21:18.452 INFO kablam!  --> benches/gcd.rs:1:1
Aug 02 03:21:18.452 INFO kablam!   |
Aug 02 03:21:18.452 INFO kablam! 1 | #![feature(test)]
Aug 02 03:21:18.452 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 03:21:18.453 INFO kablam! 
Aug 02 03:21:18.453 INFO kablam! error: aborting due to 2 previous errors
Aug 02 03:21:18.454 INFO kablam! 
Aug 02 03:21:18.454 INFO kablam! Some errors occurred: E0432, E0554.
Aug 02 03:21:18.455 INFO kablam! For more information about an error, try `rustc --explain E0432`.
Aug 02 03:21:18.468 INFO kablam! error: Could not compile `num-bigint`.
Aug 02 03:21:18.468 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:21:18.663 INFO kablam! error[E0432]: unresolved import `num_bigint::RandBigInt`
Aug 02 03:21:18.663 INFO kablam!   --> benches/bigint.rs:10:35
Aug 02 03:21:18.663 INFO kablam!    |
Aug 02 03:21:18.663 INFO kablam! 10 | use num_bigint::{BigInt, BigUint, RandBigInt};
Aug 02 03:21:18.663 INFO kablam!    |                                   ^^^^^^^^^^ no `RandBigInt` in the root
Aug 02 03:21:18.663 INFO kablam! 
Aug 02 03:21:18.684 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:21:18.684 INFO kablam!  --> benches/bigint.rs:1:1
Aug 02 03:21:18.684 INFO kablam!   |
Aug 02 03:21:18.684 INFO kablam! 1 | #![feature(test)]
Aug 02 03:21:18.684 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 03:21:18.684 INFO kablam! 
Aug 02 03:21:18.687 INFO kablam! error: aborting due to 2 previous errors
Aug 02 03:21:18.687 INFO kablam! 
Aug 02 03:21:18.687 INFO kablam! Some errors occurred: E0432, E0554.
Aug 02 03:21:18.687 INFO kablam! For more information about an error, try `rustc --explain E0432`.
Aug 02 03:21:18.729 INFO kablam! error: Could not compile `num-bigint`.
Aug 02 03:21:18.729 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:21:24.598 INFO kablam! warning: unused arithmetic operation which must be used
Aug 02 03:21:24.598 INFO kablam!    --> tests/biguint.rs:769:5
Aug 02 03:21:24.598 INFO kablam!     |
Aug 02 03:21:24.598 INFO kablam! 769 |     a - b;
Aug 02 03:21:24.598 INFO kablam!     |     ^^^^^
Aug 02 03:21:24.599 INFO kablam!     |
Aug 02 03:21:24.599 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 02 03:21:24.599 INFO kablam! 
Aug 02 03:21:26.063 INFO kablam! error: build failed
Aug 02 03:21:26.065 INFO kablam! su: No module specific data is present
Aug 02 03:21:26.930 INFO running `"docker" "rm" "-f" "705eb4565cd6eaecb839bfd9ee26b02a8f7fe11c9b3ebaab09034bb43321c82a"`
Aug 02 03:21:27.141 INFO blam! 705eb4565cd6eaecb839bfd9ee26b02a8f7fe11c9b3ebaab09034bb43321c82a