Aug 01 23:54:21.854 INFO checking ruse-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 23:54:21.855 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:54:21.855 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:54:21.855 INFO running `"docker" "create" "-v" "/tmp/crater.ugGEUHUmNMF6:/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 23:54:22.130 INFO blam! 8d8fe87c825fa97b77a5d653263d1c76368a62d0a8fd502b8a1336b728cf7e55
Aug 01 23:54:22.132 INFO running `"docker" "start" "-a" "8d8fe87c825fa97b77a5d653263d1c76368a62d0a8fd502b8a1336b728cf7e55"`
Aug 01 23:54:23.358 INFO kablam!     Checking ruse v0.1.0 (file:///source)
Aug 01 23:54:23.999 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:54:23.999 INFO kablam!  --> src/ruse/lib.rs:2:1
Aug 01 23:54:24.000 INFO kablam!   |
Aug 01 23:54:24.000 INFO kablam! 2 | #![feature(question_mark)]
Aug 01 23:54:24.000 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:54:24.000 INFO kablam! 
Aug 01 23:54:24.011 INFO kablam! error: aborting due to previous error
Aug 01 23:54:24.029 INFO kablam! 
Aug 01 23:54:24.029 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:54:24.094 INFO kablam! error: Could not compile `ruse`.
Aug 01 23:54:24.094 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 23:54:24.213 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:54:24.213 INFO kablam!  --> src/ruse/lib.rs:2:1
Aug 01 23:54:24.213 INFO kablam!   |
Aug 01 23:54:24.213 INFO kablam! 2 | #![feature(question_mark)]
Aug 01 23:54:24.213 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:54:24.213 INFO kablam! 
Aug 01 23:54:24.215 INFO kablam! error: aborting due to previous error
Aug 01 23:54:24.215 INFO kablam! 
Aug 01 23:54:24.215 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:54:24.222 INFO kablam! error: Could not compile `ruse`.
Aug 01 23:54:24.222 INFO kablam! 
Aug 01 23:54:24.222 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 23:54:24.224 INFO kablam! su: No module specific data is present
Aug 01 23:54:24.806 INFO running `"docker" "rm" "-f" "8d8fe87c825fa97b77a5d653263d1c76368a62d0a8fd502b8a1336b728cf7e55"`
Aug 01 23:54:24.961 INFO blam! 8d8fe87c825fa97b77a5d653263d1c76368a62d0a8fd502b8a1336b728cf7e55