Aug 02 00:39:35.009 INFO checking resp-1.0.2 against 1.27.2 for lazy_static-1
Aug 02 00:39:35.009 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:39:35.009 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:39:35.009 INFO running `"docker" "create" "-v" "/tmp/crater.DgnSOLpZZBIh:/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 00:39:35.227 INFO blam! d145408ba662146fb8228da058369255b43dea4ef75b213896fa862c843d278b
Aug 02 00:39:35.228 INFO running `"docker" "start" "-a" "d145408ba662146fb8228da058369255b43dea4ef75b213896fa862c843d278b"`
Aug 02 00:39:36.181 INFO kablam!     Checking resp v1.0.2 (file:///source)
Aug 02 00:39:37.893 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 00:39:37.893 INFO kablam!  --> benches/lib.rs:1:1
Aug 02 00:39:37.893 INFO kablam!   |
Aug 02 00:39:37.893 INFO kablam! 1 | #![feature(test)]
Aug 02 00:39:37.893 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 00:39:37.894 INFO kablam! 
Aug 02 00:39:37.894 INFO kablam! error: aborting due to previous error
Aug 02 00:39:37.894 INFO kablam! 
Aug 02 00:39:37.895 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 00:39:37.904 INFO kablam! error: Could not compile `resp`.
Aug 02 00:39:37.904 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 00:39:38.674 INFO kablam! error: build failed
Aug 02 00:39:38.676 INFO kablam! su: No module specific data is present
Aug 02 00:39:39.418 INFO running `"docker" "rm" "-f" "d145408ba662146fb8228da058369255b43dea4ef75b213896fa862c843d278b"`
Aug 02 00:39:39.592 INFO blam! d145408ba662146fb8228da058369255b43dea4ef75b213896fa862c843d278b