Aug 02 04:39:37.780 INFO checking matcha-0.1.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 04:39:37.780 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:39:37.780 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:39:37.780 INFO running `"docker" "create" "-v" "/tmp/crater.L05CZ1Fy7k0h:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+tmplazy:/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 04:39:37.994 INFO blam! 2a21c5fc4d0a5f4d5674bc73dce165a5aa10ff16ff65eea4fd9edb5e189f8c49
Aug 02 04:39:37.996 INFO running `"docker" "start" "-a" "2a21c5fc4d0a5f4d5674bc73dce165a5aa10ff16ff65eea4fd9edb5e189f8c49"`
Aug 02 04:39:39.942 INFO kablam!     Checking memcmp v0.0.6
Aug 02 04:39:40.299 INFO kablam!     Checking matcha v0.1.1 (file:///source)
Aug 02 04:39:40.714 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:39:40.714 INFO kablam!  --> src/lib.rs:1:1
Aug 02 04:39:40.714 INFO kablam!   |
Aug 02 04:39:40.714 INFO kablam! 1 | #![feature(test)]
Aug 02 04:39:40.714 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 04:39:40.714 INFO kablam! 
Aug 02 04:39:40.715 INFO kablam! error: aborting due to previous error
Aug 02 04:39:40.719 INFO kablam! 
Aug 02 04:39:40.719 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:39:40.723 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:39:40.723 INFO kablam!  --> src/lib.rs:1:1
Aug 02 04:39:40.723 INFO kablam!   |
Aug 02 04:39:40.723 INFO kablam! 1 | #![feature(test)]
Aug 02 04:39:40.723 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 04:39:40.723 INFO kablam! 
Aug 02 04:39:40.724 INFO kablam! error: aborting due to previous error
Aug 02 04:39:40.724 INFO kablam! 
Aug 02 04:39:40.724 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:39:40.724 INFO kablam! error: Could not compile `matcha`.
Aug 02 04:39:40.725 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:39:40.734 INFO kablam! error: Could not compile `matcha`.
Aug 02 04:39:40.734 INFO kablam! 
Aug 02 04:39:40.734 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 04:39:40.739 INFO kablam! su: No module specific data is present
Aug 02 04:39:41.868 INFO running `"docker" "rm" "-f" "2a21c5fc4d0a5f4d5674bc73dce165a5aa10ff16ff65eea4fd9edb5e189f8c49"`
Aug 02 04:39:41.969 INFO blam! 2a21c5fc4d0a5f4d5674bc73dce165a5aa10ff16ff65eea4fd9edb5e189f8c49