Aug 01 21:38:49.178 INFO checking speedy-0.4.1 against 1.27.2 for lazy_static-1
Aug 01 21:38:49.178 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:38:49.178 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:38:49.178 INFO running `"docker" "create" "-v" "/tmp/crater.j0gxSxk7CLlD:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2:/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 21:38:49.424 INFO blam! 10c7d4b852e201b1952805ea30a96d603814bff9e140475f4c5ddaa10278d3fc
Aug 01 21:38:49.424 INFO running `"docker" "start" "-a" "10c7d4b852e201b1952805ea30a96d603814bff9e140475f4c5ddaa10278d3fc"`
Aug 01 21:38:50.325 INFO kablam!     Checking speedy v0.4.1 (file:///source)
Aug 01 21:38:50.325 INFO kablam!    Compiling speedy-derive v0.3.1
Aug 01 21:38:57.609 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:38:57.609 INFO kablam!  --> benches/bench.rs:1:1
Aug 01 21:38:57.609 INFO kablam!   |
Aug 01 21:38:57.610 INFO kablam! 1 | #![feature(test)]
Aug 01 21:38:57.610 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 21:38:57.610 INFO kablam! 
Aug 01 21:38:57.610 INFO kablam! error: aborting due to previous error
Aug 01 21:38:57.610 INFO kablam! 
Aug 01 21:38:57.610 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:38:57.617 INFO kablam! error: Could not compile `speedy`.
Aug 01 21:38:57.617 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:39:00.461 INFO kablam! error: build failed
Aug 01 21:39:00.462 INFO kablam! su: No module specific data is present
Aug 01 21:39:01.543 INFO running `"docker" "rm" "-f" "10c7d4b852e201b1952805ea30a96d603814bff9e140475f4c5ddaa10278d3fc"`
Aug 01 21:39:01.676 INFO blam! 10c7d4b852e201b1952805ea30a96d603814bff9e140475f4c5ddaa10278d3fc