Aug 01 21:20:00.358 INFO checking stm32f2-0.2.2 against 1.27.2 for lazy_static-1
Aug 01 21:20:00.358 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:20:00.358 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:20:00.358 INFO running `"docker" "create" "-v" "/tmp/crater.JKBU5RZcaeb0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2:/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 21:20:00.610 INFO blam! df8ec88ad05ddb73efd3f4177ff5d4de3c0aeaebca75d0faffb5b292ff732175
Aug 01 21:20:00.613 INFO running `"docker" "start" "-a" "df8ec88ad05ddb73efd3f4177ff5d4de3c0aeaebca75d0faffb5b292ff732175"`
Aug 01 21:20:01.885 INFO kablam!    Compiling stm32f2 v0.2.2 (file:///source)
Aug 01 21:20:04.471 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:20:04.471 INFO kablam!   --> src/lib.rs:12:1
Aug 01 21:20:04.471 INFO kablam!    |
Aug 01 21:20:04.471 INFO kablam! 12 | #![feature(const_fn)]
Aug 01 21:20:04.471 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:20:04.471 INFO kablam! 
Aug 01 21:20:04.471 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:20:04.471 INFO kablam!   --> src/lib.rs:13:1
Aug 01 21:20:04.471 INFO kablam!    |
Aug 01 21:20:04.471 INFO kablam! 13 | #![feature(try_from)]
Aug 01 21:20:04.471 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:20:04.471 INFO kablam! 
Aug 01 21:20:04.471 INFO kablam! error: aborting due to 2 previous errors
Aug 01 21:20:04.471 INFO kablam! 
Aug 01 21:20:04.471 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:20:04.476 INFO kablam! error: Could not compile `stm32f2`.
Aug 01 21:20:04.477 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:20:04.524 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:20:04.524 INFO kablam!   --> src/lib.rs:12:1
Aug 01 21:20:04.524 INFO kablam!    |
Aug 01 21:20:04.524 INFO kablam! 12 | #![feature(const_fn)]
Aug 01 21:20:04.524 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:20:04.524 INFO kablam! 
Aug 01 21:20:04.524 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:20:04.524 INFO kablam!   --> src/lib.rs:13:1
Aug 01 21:20:04.524 INFO kablam!    |
Aug 01 21:20:04.524 INFO kablam! 13 | #![feature(try_from)]
Aug 01 21:20:04.524 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:20:04.524 INFO kablam! 
Aug 01 21:20:04.526 INFO kablam! error: aborting due to 2 previous errors
Aug 01 21:20:04.526 INFO kablam! 
Aug 01 21:20:04.526 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:20:04.541 INFO kablam! error: Could not compile `stm32f2`.
Aug 01 21:20:04.541 INFO kablam! 
Aug 01 21:20:04.541 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 21:20:04.542 INFO kablam! su: No module specific data is present
Aug 01 21:20:05.182 INFO running `"docker" "rm" "-f" "df8ec88ad05ddb73efd3f4177ff5d4de3c0aeaebca75d0faffb5b292ff732175"`
Aug 01 21:20:05.350 INFO blam! df8ec88ad05ddb73efd3f4177ff5d4de3c0aeaebca75d0faffb5b292ff732175