Aug 01 19:37:06.386 INFO checking unicode-normalization-0.1.7 against 1.27.2 for lazy_static-1
Aug 01 19:37:06.387 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:37:06.387 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:37:06.387 INFO running `"docker" "create" "-v" "/tmp/crater.iZkH0rFrGJFv:/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 01 19:37:06.551 INFO blam! df7ffceaa52b86a2a8a0050afa4bd9c3d1152ad1563489b91c8ef29dbc053915
Aug 01 19:37:06.558 INFO running `"docker" "start" "-a" "df7ffceaa52b86a2a8a0050afa4bd9c3d1152ad1563489b91c8ef29dbc053915"`
Aug 01 19:37:07.684 INFO kablam!     Checking unicode-normalization v0.1.7 (file:///source)
Aug 01 19:37:45.389 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:37:45.389 INFO kablam!  --> benches/bench.rs:1:1
Aug 01 19:37:45.389 INFO kablam!   |
Aug 01 19:37:45.390 INFO kablam! 1 | #![feature(test)]
Aug 01 19:37:45.390 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 19:37:45.390 INFO kablam! 
Aug 01 19:37:45.390 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:37:45.390 INFO kablam!  --> benches/bench.rs:2:1
Aug 01 19:37:45.390 INFO kablam!   |
Aug 01 19:37:45.390 INFO kablam! 2 | #![feature(iterator_step_by)]
Aug 01 19:37:45.390 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:37:45.390 INFO kablam! 
Aug 01 19:37:45.390 INFO kablam! error: aborting due to 2 previous errors
Aug 01 19:37:45.390 INFO kablam! 
Aug 01 19:37:45.390 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 19:37:45.398 INFO kablam! error: Could not compile `unicode-normalization`.
Aug 01 19:37:45.398 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 19:37:52.553 INFO kablam! error: build failed
Aug 01 19:37:52.569 INFO kablam! su: No module specific data is present
Aug 01 19:37:53.245 INFO running `"docker" "rm" "-f" "df7ffceaa52b86a2a8a0050afa4bd9c3d1152ad1563489b91c8ef29dbc053915"`
Aug 01 19:37:53.350 INFO blam! df7ffceaa52b86a2a8a0050afa4bd9c3d1152ad1563489b91c8ef29dbc053915