Aug 02 14:17:45.205 INFO checking bbcode-1.0.2 against 1.27.2 for lazy_static-1
Aug 02 14:17:45.205 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:17:45.205 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:17:45.205 INFO running `"docker" "create" "-v" "/tmp/crater.24SdjKhq8Dh4:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2:/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 14:17:45.483 INFO blam! 73113f114592a2d404d2889f8113c171cb81d9ebe82c7f0b5a3dd1f1ce773639
Aug 02 14:17:45.485 INFO running `"docker" "start" "-a" "73113f114592a2d404d2889f8113c171cb81d9ebe82c7f0b5a3dd1f1ce773639"`
Aug 02 14:17:46.555 INFO kablam!     Checking bbcode v1.0.2 (file:///source)
Aug 02 14:17:49.516 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:17:49.516 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 14:17:49.517 INFO kablam!   |
Aug 02 14:17:49.517 INFO kablam! 1 | #![feature(test)]
Aug 02 14:17:49.517 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:17:49.517 INFO kablam! 
Aug 02 14:17:49.518 INFO kablam! error: aborting due to previous error
Aug 02 14:17:49.518 INFO kablam! 
Aug 02 14:17:49.518 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:17:49.528 INFO kablam! error: Could not compile `bbcode`.
Aug 02 14:17:49.529 INFO kablam! 
Aug 02 14:17:49.529 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 14:17:49.530 INFO kablam! su: No module specific data is present
Aug 02 14:17:50.239 INFO running `"docker" "rm" "-f" "73113f114592a2d404d2889f8113c171cb81d9ebe82c7f0b5a3dd1f1ce773639"`
Aug 02 14:17:50.403 INFO blam! 73113f114592a2d404d2889f8113c171cb81d9ebe82c7f0b5a3dd1f1ce773639