Aug 01 23:54:22.410 INFO checking ruse-0.1.0 against 1.27.2 for lazy_static-1
Aug 01 23:54:22.410 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:54:22.410 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:54:22.410 INFO running `"docker" "create" "-v" "/tmp/crater.wRHyG48AHFZD:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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 23:54:22.752 INFO blam! a6a29e6792bd7121cc7ba9677f8d4e79187607eb9607cca613c975d10f768ba7
Aug 01 23:54:22.754 INFO running `"docker" "start" "-a" "a6a29e6792bd7121cc7ba9677f8d4e79187607eb9607cca613c975d10f768ba7"`
Aug 01 23:54:24.011 INFO kablam!     Checking ruse v0.1.0 (file:///source)
Aug 01 23:54:24.858 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:54:24.858 INFO kablam!  --> src/ruse/lib.rs:2:1
Aug 01 23:54:24.858 INFO kablam!   |
Aug 01 23:54:24.858 INFO kablam! 2 | #![feature(question_mark)]
Aug 01 23:54:24.858 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:54:24.872 INFO kablam! 
Aug 01 23:54:24.875 INFO kablam! error: aborting due to previous error
Aug 01 23:54:24.875 INFO kablam! 
Aug 01 23:54:24.875 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:54:24.898 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:54:24.899 INFO kablam!  --> src/ruse/lib.rs:2:1
Aug 01 23:54:24.899 INFO kablam!   |
Aug 01 23:54:24.899 INFO kablam! 2 | #![feature(question_mark)]
Aug 01 23:54:24.899 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:54:24.899 INFO kablam! 
Aug 01 23:54:24.901 INFO kablam! error: aborting due to previous error
Aug 01 23:54:24.901 INFO kablam! 
Aug 01 23:54:24.901 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:54:24.909 INFO kablam! error: Could not compile `ruse`.
Aug 01 23:54:24.909 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 23:54:24.925 INFO kablam! error: Could not compile `ruse`.
Aug 01 23:54:24.925 INFO kablam! 
Aug 01 23:54:24.925 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 23:54:24.927 INFO kablam! su: No module specific data is present
Aug 01 23:54:25.632 INFO running `"docker" "rm" "-f" "a6a29e6792bd7121cc7ba9677f8d4e79187607eb9607cca613c975d10f768ba7"`
Aug 01 23:54:25.828 INFO blam! a6a29e6792bd7121cc7ba9677f8d4e79187607eb9607cca613c975d10f768ba7