Aug 01 21:16:17.867 INFO checking stm32l1-0.2.2 against 1.27.2+tmplazy for lazy_static-1
Aug 01 21:16:17.867 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:16:17.867 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:16:17.867 INFO running `"docker" "create" "-v" "/tmp/crater.kxio51p0lN5c:/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 21:16:18.110 INFO blam! e16f6f6bc198ebe52c3e249c716444d0d012dcfb0e59ce61158a3ec6f01b8dd0
Aug 01 21:16:18.113 INFO running `"docker" "start" "-a" "e16f6f6bc198ebe52c3e249c716444d0d012dcfb0e59ce61158a3ec6f01b8dd0"`
Aug 01 21:16:19.291 INFO kablam!    Compiling stm32l1 v0.2.2 (file:///source)
Aug 01 21:16:21.320 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:16:21.321 INFO kablam!   --> src/lib.rs:12:1
Aug 01 21:16:21.321 INFO kablam!    |
Aug 01 21:16:21.321 INFO kablam! 12 | #![feature(const_fn)]
Aug 01 21:16:21.321 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:16:21.321 INFO kablam! 
Aug 01 21:16:21.321 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:16:21.321 INFO kablam!   --> src/lib.rs:13:1
Aug 01 21:16:21.321 INFO kablam!    |
Aug 01 21:16:21.321 INFO kablam! 13 | #![feature(try_from)]
Aug 01 21:16:21.321 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:16:21.321 INFO kablam! 
Aug 01 21:16:21.321 INFO kablam! error: aborting due to 2 previous errors
Aug 01 21:16:21.321 INFO kablam! 
Aug 01 21:16:21.321 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:16:21.338 INFO kablam! error: Could not compile `stm32l1`.
Aug 01 21:16:21.339 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:16:21.496 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:16:21.496 INFO kablam!   --> src/lib.rs:12:1
Aug 01 21:16:21.496 INFO kablam!    |
Aug 01 21:16:21.496 INFO kablam! 12 | #![feature(const_fn)]
Aug 01 21:16:21.496 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:16:21.496 INFO kablam! 
Aug 01 21:16:21.496 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:16:21.496 INFO kablam!   --> src/lib.rs:13:1
Aug 01 21:16:21.497 INFO kablam!    |
Aug 01 21:16:21.497 INFO kablam! 13 | #![feature(try_from)]
Aug 01 21:16:21.497 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:16:21.497 INFO kablam! 
Aug 01 21:16:21.497 INFO kablam! error: aborting due to 2 previous errors
Aug 01 21:16:21.497 INFO kablam! 
Aug 01 21:16:21.497 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:16:21.503 INFO kablam! error: Could not compile `stm32l1`.
Aug 01 21:16:21.504 INFO kablam! 
Aug 01 21:16:21.504 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 21:16:21.513 INFO kablam! su: No module specific data is present
Aug 01 21:16:22.253 INFO running `"docker" "rm" "-f" "e16f6f6bc198ebe52c3e249c716444d0d012dcfb0e59ce61158a3ec6f01b8dd0"`
Aug 01 21:16:22.419 INFO blam! e16f6f6bc198ebe52c3e249c716444d0d012dcfb0e59ce61158a3ec6f01b8dd0