Aug 01 21:27:53.930 INFO checking static-ref-0.2.1 against 1.27.2 for lazy_static-1
Aug 01 21:27:53.930 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:27:53.930 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:27:53.930 INFO running `"docker" "create" "-v" "/tmp/crater.K0j2BqI8xrRg:/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 01 21:27:54.130 INFO blam! 9ce552c1a8ab802df26df6733a405e235e1b9dffcfc6b8999e27a7ff9e0270bf
Aug 01 21:27:54.132 INFO running `"docker" "start" "-a" "9ce552c1a8ab802df26df6733a405e235e1b9dffcfc6b8999e27a7ff9e0270bf"`
Aug 01 21:27:55.466 INFO kablam!     Checking static-ref v0.2.1 (file:///source)
Aug 01 21:27:55.656 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:27:55.656 INFO kablam!  --> src/lib.rs:5:1
Aug 01 21:27:55.656 INFO kablam!   |
Aug 01 21:27:55.656 INFO kablam! 5 | #![feature(const_fn)]
Aug 01 21:27:55.656 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:27:55.656 INFO kablam! 
Aug 01 21:27:55.657 INFO kablam! error: aborting due to previous error
Aug 01 21:27:55.659 INFO kablam! 
Aug 01 21:27:55.659 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:27:55.661 INFO kablam! error: Could not compile `static-ref`.
Aug 01 21:27:55.662 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:27:55.744 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:27:55.744 INFO kablam!  --> src/lib.rs:5:1
Aug 01 21:27:55.744 INFO kablam!   |
Aug 01 21:27:55.744 INFO kablam! 5 | #![feature(const_fn)]
Aug 01 21:27:55.744 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:27:55.744 INFO kablam! 
Aug 01 21:27:55.746 INFO kablam! error: aborting due to previous error
Aug 01 21:27:55.746 INFO kablam! 
Aug 01 21:27:55.746 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:27:55.753 INFO kablam! error: Could not compile `static-ref`.
Aug 01 21:27:55.753 INFO kablam! 
Aug 01 21:27:55.753 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 21:27:55.754 INFO kablam! su: No module specific data is present
Aug 01 21:27:56.421 INFO running `"docker" "rm" "-f" "9ce552c1a8ab802df26df6733a405e235e1b9dffcfc6b8999e27a7ff9e0270bf"`
Aug 01 21:27:56.559 INFO blam! 9ce552c1a8ab802df26df6733a405e235e1b9dffcfc6b8999e27a7ff9e0270bf