Aug 01 21:19:54.900 INFO checking stm32f3-0.2.2 against 1.27.2+tmplazy for lazy_static-1
Aug 01 21:19:54.900 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:19:54.900 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:19:54.900 INFO running `"docker" "create" "-v" "/tmp/crater.7rxxJXcUMDsp:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2+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 21:19:55.183 INFO blam! c40d11f0eb21886d8d2df960ffebef1555016e225ed8a817f705b11c156d9522
Aug 01 21:19:55.185 INFO running `"docker" "start" "-a" "c40d11f0eb21886d8d2df960ffebef1555016e225ed8a817f705b11c156d9522"`
Aug 01 21:19:56.457 INFO kablam!    Compiling stm32f3 v0.2.2 (file:///source)
Aug 01 21:19:58.591 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:19:58.591 INFO kablam!   --> src/lib.rs:12:1
Aug 01 21:19:58.591 INFO kablam!    |
Aug 01 21:19:58.591 INFO kablam! 12 | #![feature(const_fn)]
Aug 01 21:19:58.591 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:19:58.592 INFO kablam! 
Aug 01 21:19:58.592 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:19:58.592 INFO kablam!   --> src/lib.rs:13:1
Aug 01 21:19:58.592 INFO kablam!    |
Aug 01 21:19:58.592 INFO kablam! 13 | #![feature(try_from)]
Aug 01 21:19:58.592 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:19:58.592 INFO kablam! 
Aug 01 21:19:58.592 INFO kablam! error: aborting due to 2 previous errors
Aug 01 21:19:58.592 INFO kablam! 
Aug 01 21:19:58.592 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:19:58.600 INFO kablam! error: Could not compile `stm32f3`.
Aug 01 21:19:58.601 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:19:58.909 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:19:58.910 INFO kablam!   --> src/lib.rs:12:1
Aug 01 21:19:58.910 INFO kablam!    |
Aug 01 21:19:58.910 INFO kablam! 12 | #![feature(const_fn)]
Aug 01 21:19:58.910 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:19:58.910 INFO kablam! 
Aug 01 21:19:58.910 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:19:58.910 INFO kablam!   --> src/lib.rs:13:1
Aug 01 21:19:58.910 INFO kablam!    |
Aug 01 21:19:58.910 INFO kablam! 13 | #![feature(try_from)]
Aug 01 21:19:58.910 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:19:58.911 INFO kablam! 
Aug 01 21:19:58.911 INFO kablam! error: aborting due to 2 previous errors
Aug 01 21:19:58.911 INFO kablam! 
Aug 01 21:19:58.912 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:19:58.924 INFO kablam! error: Could not compile `stm32f3`.
Aug 01 21:19:58.925 INFO kablam! 
Aug 01 21:19:58.925 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 21:19:58.928 INFO kablam! su: No module specific data is present
Aug 01 21:19:59.683 INFO running `"docker" "rm" "-f" "c40d11f0eb21886d8d2df960ffebef1555016e225ed8a817f705b11c156d9522"`
Aug 01 21:19:59.860 INFO blam! c40d11f0eb21886d8d2df960ffebef1555016e225ed8a817f705b11c156d9522