Aug 01 18:14:05.402 INFO checking zero_sum-1.2.0 against 1.27.2 for lazy_static-1
Aug 01 18:14:05.402 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:14:05.402 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:14:05.402 INFO running `"docker" "create" "-v" "/tmp/crater.Q9dnTb7XtwUY:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2:/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 01 18:14:05.638 INFO blam! 2814eb7a0c23ad801f65a71af990dab40e97a804528a48e857738bf77b4e61b9
Aug 01 18:14:05.638 INFO running `"docker" "start" "-a" "2814eb7a0c23ad801f65a71af990dab40e97a804528a48e857738bf77b4e61b9"`
Aug 01 18:14:06.778 INFO kablam!     Checking zero_sum v1.2.0 (file:///source)
Aug 01 18:14:07.188 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:14:07.188 INFO kablam!   --> src/lib.rs:74:1
Aug 01 18:14:07.188 INFO kablam!    |
Aug 01 18:14:07.188 INFO kablam! 74 | #![feature(test)]
Aug 01 18:14:07.188 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 01 18:14:07.188 INFO kablam! 
Aug 01 18:14:07.192 INFO kablam! error: aborting due to previous error
Aug 01 18:14:07.192 INFO kablam! 
Aug 01 18:14:07.192 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:14:07.200 INFO kablam! error: Could not compile `zero_sum`.
Aug 01 18:14:07.201 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 18:14:07.292 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:14:07.292 INFO kablam!   --> src/lib.rs:74:1
Aug 01 18:14:07.292 INFO kablam!    |
Aug 01 18:14:07.292 INFO kablam! 74 | #![feature(test)]
Aug 01 18:14:07.292 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 01 18:14:07.293 INFO kablam! 
Aug 01 18:14:07.297 INFO kablam! error: aborting due to previous error
Aug 01 18:14:07.297 INFO kablam! 
Aug 01 18:14:07.297 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:14:07.306 INFO kablam! error: Could not compile `zero_sum`.
Aug 01 18:14:07.306 INFO kablam! 
Aug 01 18:14:07.306 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 18:14:07.307 INFO kablam! su: No module specific data is present
Aug 01 18:14:07.790 INFO running `"docker" "rm" "-f" "2814eb7a0c23ad801f65a71af990dab40e97a804528a48e857738bf77b4e61b9"`
Aug 01 18:14:07.967 INFO blam! 2814eb7a0c23ad801f65a71af990dab40e97a804528a48e857738bf77b4e61b9