Aug 02 13:30:07.438 INFO checking carboxyl-0.2.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 13:30:07.438 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:30:07.438 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:30:07.438 INFO running `"docker" "create" "-v" "/tmp/crater.nbu6ZVHirHao:/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 13:30:07.679 INFO blam! 309a9a70e78cb03ba503afed23d6e6678b068745f8ea27e3820eb7a5cb3e3dc7
Aug 02 13:30:07.680 INFO running `"docker" "start" "-a" "309a9a70e78cb03ba503afed23d6e6678b068745f8ea27e3820eb7a5cb3e3dc7"`
Aug 02 13:30:09.578 INFO kablam!    Compiling skeptic v0.6.1
Aug 02 13:30:11.765 INFO kablam!    Compiling carboxyl v0.2.1 (file:///source)
Aug 02 13:30:15.728 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 13:30:15.728 INFO kablam!  --> benches/simple.rs:2:1
Aug 02 13:30:15.728 INFO kablam!   |
Aug 02 13:30:15.728 INFO kablam! 2 | #![feature(test)]
Aug 02 13:30:15.728 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 13:30:15.728 INFO kablam! 
Aug 02 13:30:15.728 INFO kablam! error: aborting due to previous error
Aug 02 13:30:15.728 INFO kablam! 
Aug 02 13:30:15.728 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 13:30:15.736 INFO kablam! error: Could not compile `carboxyl`.
Aug 02 13:30:15.736 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 13:30:15.768 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 13:30:15.768 INFO kablam!  --> benches/first_order.rs:2:1
Aug 02 13:30:15.768 INFO kablam!   |
Aug 02 13:30:15.768 INFO kablam! 2 | #![feature(test)]
Aug 02 13:30:15.768 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 13:30:15.768 INFO kablam! 
Aug 02 13:30:15.768 INFO kablam! error: aborting due to previous error
Aug 02 13:30:15.768 INFO kablam! 
Aug 02 13:30:15.768 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 13:30:15.785 INFO kablam! error: Could not compile `carboxyl`.
Aug 02 13:30:15.785 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 13:30:15.830 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 13:30:15.830 INFO kablam!  --> benches/second_order.rs:2:1
Aug 02 13:30:15.830 INFO kablam!   |
Aug 02 13:30:15.830 INFO kablam! 2 | #![feature(test)]
Aug 02 13:30:15.830 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 13:30:15.830 INFO kablam! 
Aug 02 13:30:15.830 INFO kablam! error: aborting due to previous error
Aug 02 13:30:15.830 INFO kablam! 
Aug 02 13:30:15.830 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 13:30:15.836 INFO kablam! error: Could not compile `carboxyl`.
Aug 02 13:30:15.836 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 13:30:16.817 INFO kablam! error: build failed
Aug 02 13:30:16.827 INFO kablam! su: No module specific data is present
Aug 02 13:30:18.200 INFO running `"docker" "rm" "-f" "309a9a70e78cb03ba503afed23d6e6678b068745f8ea27e3820eb7a5cb3e3dc7"`
Aug 02 13:30:18.385 INFO blam! 309a9a70e78cb03ba503afed23d6e6678b068745f8ea27e3820eb7a5cb3e3dc7