Aug 02 11:01:47.839 INFO checking editdistancewf-0.2.0 against 1.27.2 for lazy_static-1
Aug 02 11:01:47.839 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:01:47.839 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:01:47.839 INFO running `"docker" "create" "-v" "/tmp/crater.rwJvo8ihwZJE:/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 02 11:01:48.149 INFO blam! ad423aa3d087a869d7208c5cd4263b2035509a2d5d38e7c1d2284a55f72e7c31
Aug 02 11:01:48.152 INFO running `"docker" "start" "-a" "ad423aa3d087a869d7208c5cd4263b2035509a2d5d38e7c1d2284a55f72e7c31"`
Aug 02 11:01:50.800 INFO kablam!     Checking editdistancewf v0.2.0 (file:///source)
Aug 02 11:01:51.907 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:01:51.907 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 11:01:51.907 INFO kablam!   |
Aug 02 11:01:51.907 INFO kablam! 1 | #![feature(test)]
Aug 02 11:01:51.907 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 11:01:51.907 INFO kablam! 
Aug 02 11:01:51.908 INFO kablam! error: aborting due to previous error
Aug 02 11:01:51.908 INFO kablam! 
Aug 02 11:01:51.908 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:01:51.914 INFO kablam! error: Could not compile `editdistancewf`.
Aug 02 11:01:51.915 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 11:01:52.458 INFO kablam! error: build failed
Aug 02 11:01:52.459 INFO kablam! su: No module specific data is present
Aug 02 11:01:54.099 INFO running `"docker" "rm" "-f" "ad423aa3d087a869d7208c5cd4263b2035509a2d5d38e7c1d2284a55f72e7c31"`
Aug 02 11:01:54.197 INFO blam! ad423aa3d087a869d7208c5cd4263b2035509a2d5d38e7c1d2284a55f72e7c31