Aug 02 05:09:51.569 INFO checking lines-0.0.3 against 1.27.2+tmplazy for lazy_static-1
Aug 02 05:09:51.569 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:09:51.569 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:09:51.569 INFO running `"docker" "create" "-v" "/tmp/crater.4XQAyKqMFBMC:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2+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 05:09:51.741 INFO blam! f5a0f45f8696f657dd350f2fa57c8dd3e83b1f6fac87c0911b0e9c1e6899723d
Aug 02 05:09:51.747 INFO running `"docker" "start" "-a" "f5a0f45f8696f657dd350f2fa57c8dd3e83b1f6fac87c0911b0e9c1e6899723d"`
Aug 02 05:09:52.806 INFO kablam!     Checking lines v0.0.3 (file:///source)
Aug 02 05:09:54.419 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:09:54.419 INFO kablam!  --> benches/lib.rs:1:1
Aug 02 05:09:54.419 INFO kablam!   |
Aug 02 05:09:54.419 INFO kablam! 1 | #![feature(test)]
Aug 02 05:09:54.419 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 05:09:54.420 INFO kablam! 
Aug 02 05:09:54.420 INFO kablam! error: aborting due to previous error
Aug 02 05:09:54.420 INFO kablam! 
Aug 02 05:09:54.420 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 05:09:54.427 INFO kablam! error: Could not compile `lines`.
Aug 02 05:09:54.428 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 05:09:54.674 INFO kablam! error: build failed
Aug 02 05:09:54.682 INFO kablam! su: No module specific data is present
Aug 02 05:09:55.289 INFO running `"docker" "rm" "-f" "f5a0f45f8696f657dd350f2fa57c8dd3e83b1f6fac87c0911b0e9c1e6899723d"`
Aug 02 05:09:55.466 INFO blam! f5a0f45f8696f657dd350f2fa57c8dd3e83b1f6fac87c0911b0e9c1e6899723d