Aug 02 09:09:26.122 INFO checking gimli-permutation-0.1.2 against 1.27.2 for lazy_static-1
Aug 02 09:09:26.123 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 09:09:26.123 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 09:09:26.123 INFO running `"docker" "create" "-v" "/tmp/crater.tnGoUBfX2hpm:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 09:09:26.416 INFO blam! c54077168c1edb1cb600ed5af146c925beb233a9064cdd14dd2f8205dc4238b3
Aug 02 09:09:26.419 INFO running `"docker" "start" "-a" "c54077168c1edb1cb600ed5af146c925beb233a9064cdd14dd2f8205dc4238b3"`
Aug 02 09:09:28.406 INFO kablam!     Checking gimli-permutation v0.1.2 (file:///source)
Aug 02 09:09:29.650 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 09:09:29.650 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 09:09:29.650 INFO kablam!   |
Aug 02 09:09:29.650 INFO kablam! 1 | #![feature(test)]
Aug 02 09:09:29.650 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 09:09:29.650 INFO kablam! 
Aug 02 09:09:29.650 INFO kablam! error: aborting due to previous error
Aug 02 09:09:29.650 INFO kablam! 
Aug 02 09:09:29.650 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 09:09:29.658 INFO kablam! error: Could not compile `gimli-permutation`.
Aug 02 09:09:29.658 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 09:09:29.788 INFO kablam! error: build failed
Aug 02 09:09:29.800 INFO kablam! su: No module specific data is present
Aug 02 09:09:30.421 INFO running `"docker" "rm" "-f" "c54077168c1edb1cb600ed5af146c925beb233a9064cdd14dd2f8205dc4238b3"`
Aug 02 09:09:30.590 INFO blam! c54077168c1edb1cb600ed5af146c925beb233a9064cdd14dd2f8205dc4238b3