Aug 02 13:39:35.242 INFO checking byte-0.2.3 against 1.27.2 for lazy_static-1
Aug 02 13:39:35.242 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:39:35.242 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:39:35.242 INFO running `"docker" "create" "-v" "/tmp/crater.W5hsKTfbJsBy:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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 13:39:35.702 INFO blam! f6b7ed1f908725372614b0a92d6bb5f987650b11591ea18983bbf2deb28b9d0a
Aug 02 13:39:35.703 INFO running `"docker" "start" "-a" "f6b7ed1f908725372614b0a92d6bb5f987650b11591ea18983bbf2deb28b9d0a"`
Aug 02 13:39:39.132 INFO kablam!     Checking byte v0.2.3 (file:///source)
Aug 02 13:39:39.133 INFO kablam!     Checking quickcheck v0.3.2
Aug 02 13:39:43.038 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 13:39:43.038 INFO kablam!  --> benches/lib.rs:1:1
Aug 02 13:39:43.038 INFO kablam!   |
Aug 02 13:39:43.038 INFO kablam! 1 | #![feature(test)]
Aug 02 13:39:43.038 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 13:39:43.040 INFO kablam! 
Aug 02 13:39:43.041 INFO kablam! error: aborting due to previous error
Aug 02 13:39:43.041 INFO kablam! 
Aug 02 13:39:43.042 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 13:39:43.101 INFO kablam! error: Could not compile `byte`.
Aug 02 13:39:43.102 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 13:39:45.051 INFO kablam! error: build failed
Aug 02 13:39:45.056 INFO kablam! su: No module specific data is present
Aug 02 13:39:45.771 INFO running `"docker" "rm" "-f" "f6b7ed1f908725372614b0a92d6bb5f987650b11591ea18983bbf2deb28b9d0a"`
Aug 02 13:39:45.949 INFO blam! f6b7ed1f908725372614b0a92d6bb5f987650b11591ea18983bbf2deb28b9d0a