Aug 02 02:58:09.519 INFO checking ordslice-0.2.0 against 1.27.2 for lazy_static-1
Aug 02 02:58:09.519 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:58:09.519 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:58:09.520 INFO running `"docker" "create" "-v" "/tmp/crater.LxQHoB9KnmNr:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2:/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 02 02:58:09.708 INFO blam! b36da32334831bf39dda422997acbc08247199057720e2472cb3fd05943849ae
Aug 02 02:58:09.708 INFO running `"docker" "start" "-a" "b36da32334831bf39dda422997acbc08247199057720e2472cb3fd05943849ae"`
Aug 02 02:58:11.487 INFO kablam!     Checking ordslice v0.2.0 (file:///source)
Aug 02 02:58:13.292 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 02:58:13.292 INFO kablam!   --> benches/bench.rs:15:1
Aug 02 02:58:13.292 INFO kablam!    |
Aug 02 02:58:13.292 INFO kablam! 15 | #![feature(test)]
Aug 02 02:58:13.292 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 02 02:58:13.292 INFO kablam! 
Aug 02 02:58:13.293 INFO kablam! error: aborting due to previous error
Aug 02 02:58:13.293 INFO kablam! 
Aug 02 02:58:13.293 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 02:58:13.300 INFO kablam! error: Could not compile `ordslice`.
Aug 02 02:58:13.301 INFO kablam! 
Aug 02 02:58:13.301 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 02:58:13.302 INFO kablam! su: No module specific data is present
Aug 02 02:58:14.296 INFO running `"docker" "rm" "-f" "b36da32334831bf39dda422997acbc08247199057720e2472cb3fd05943849ae"`
Aug 02 02:58:14.462 INFO blam! b36da32334831bf39dda422997acbc08247199057720e2472cb3fd05943849ae