Aug 02 13:11:36.654 INFO checking cask-0.7.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 13:11:36.654 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:11:36.654 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 13:11:36.654 INFO running `"docker" "create" "-v" "/tmp/crater.KvuAg6Z4Gr4m:/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 13:11:36.926 INFO blam! e79692c02aaf5a077f4c6daa78b2e022aa3d2a598f5ebad9d2dac83605b66bb8
Aug 02 13:11:36.929 INFO running `"docker" "start" "-a" "e79692c02aaf5a077f4c6daa78b2e022aa3d2a598f5ebad9d2dac83605b66bb8"`
Aug 02 13:11:38.150 INFO kablam!     Checking byteorder v1.0.0
Aug 02 13:11:38.150 INFO kablam!    Compiling xxhash-sys v0.1.0
Aug 02 13:11:45.050 INFO kablam!     Checking xxhash2 v0.1.0
Aug 02 13:11:45.951 INFO kablam!     Checking cask v0.7.1 (file:///source)
Aug 02 13:11:51.739 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 13:11:51.739 INFO kablam!  --> benches/cask.rs:1:1
Aug 02 13:11:51.739 INFO kablam!   |
Aug 02 13:11:51.739 INFO kablam! 1 | #![feature(test)]
Aug 02 13:11:51.739 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 13:11:51.739 INFO kablam! 
Aug 02 13:11:51.740 INFO kablam! error: aborting due to previous error
Aug 02 13:11:51.740 INFO kablam! 
Aug 02 13:11:51.740 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 13:11:51.748 INFO kablam! error: Could not compile `cask`.
Aug 02 13:11:51.749 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 13:11:51.914 INFO kablam! error: build failed
Aug 02 13:11:51.921 INFO kablam! su: No module specific data is present
Aug 02 13:11:52.471 INFO running `"docker" "rm" "-f" "e79692c02aaf5a077f4c6daa78b2e022aa3d2a598f5ebad9d2dac83605b66bb8"`
Aug 02 13:11:52.622 INFO blam! e79692c02aaf5a077f4c6daa78b2e022aa3d2a598f5ebad9d2dac83605b66bb8