Aug 01 17:07:59.406 INFO checking cbarrick/ripl against 1.27.2+tmplazy for lazy_static-1
Aug 01 17:07:59.406 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 17:07:59.406 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 17:07:59.406 INFO running `"docker" "create" "-v" "/tmp/crater.tM1wivMvxCuR:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2+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 01 17:07:59.716 INFO blam! 8f93a373b94424a522741cae42575688cb78189882b1bf3c37545d57ad9961af
Aug 01 17:07:59.720 INFO running `"docker" "start" "-a" "8f93a373b94424a522741cae42575688cb78189882b1bf3c37545d57ad9961af"`
Aug 01 17:08:00.903 INFO kablam!     Checking ordered-float v0.4.0
Aug 01 17:08:01.716 INFO kablam!     Checking ripl v0.1.0-master (file:///source)
Aug 01 17:08:02.358 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 17:08:02.358 INFO kablam!  --> src/lib.rs:1:1
Aug 01 17:08:02.358 INFO kablam!   |
Aug 01 17:08:02.358 INFO kablam! 1 | #![feature(custom_attribute)]
Aug 01 17:08:02.358 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 17:08:02.358 INFO kablam! 
Aug 01 17:08:02.368 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 17:08:02.368 INFO kablam!  --> src/lib.rs:2:1
Aug 01 17:08:02.368 INFO kablam!   |
Aug 01 17:08:02.368 INFO kablam! 2 | #![feature(box_syntax, box_patterns)]
Aug 01 17:08:02.368 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 17:08:02.368 INFO kablam! 
Aug 01 17:08:02.368 INFO kablam! error: aborting due to 2 previous errors
Aug 01 17:08:02.368 INFO kablam! 
Aug 01 17:08:02.368 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 17:08:02.391 INFO kablam! error: Could not compile `ripl`.
Aug 01 17:08:02.391 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 17:08:02.504 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 17:08:02.504 INFO kablam!  --> src/lib.rs:1:1
Aug 01 17:08:02.504 INFO kablam!   |
Aug 01 17:08:02.504 INFO kablam! 1 | #![feature(custom_attribute)]
Aug 01 17:08:02.504 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 17:08:02.504 INFO kablam! 
Aug 01 17:08:02.504 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 17:08:02.504 INFO kablam!  --> src/lib.rs:2:1
Aug 01 17:08:02.504 INFO kablam!   |
Aug 01 17:08:02.504 INFO kablam! 2 | #![feature(box_syntax, box_patterns)]
Aug 01 17:08:02.504 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 17:08:02.504 INFO kablam! 
Aug 01 17:08:02.506 INFO kablam! error: aborting due to 2 previous errors
Aug 01 17:08:02.507 INFO kablam! 
Aug 01 17:08:02.507 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 17:08:02.527 INFO kablam! error: Could not compile `ripl`.
Aug 01 17:08:02.527 INFO kablam! 
Aug 01 17:08:02.527 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 17:08:02.530 INFO kablam! su: No module specific data is present
Aug 01 17:08:03.004 INFO running `"docker" "rm" "-f" "8f93a373b94424a522741cae42575688cb78189882b1bf3c37545d57ad9961af"`
Aug 01 17:08:03.193 INFO blam! 8f93a373b94424a522741cae42575688cb78189882b1bf3c37545d57ad9961af