Aug 01 21:16:18.306 INFO checking stm32l1-0.2.2 against 1.27.2 for lazy_static-1
Aug 01 21:16:18.307 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:16:18.307 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:16:18.307 INFO running `"docker" "create" "-v" "/tmp/crater.KC8goD5hTh92:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2:/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 21:16:18.561 INFO blam! a598e6b50361897ac0f92463a5f71163835b501b2a3fba375d480a36f011dd31
Aug 01 21:16:18.563 INFO running `"docker" "start" "-a" "a598e6b50361897ac0f92463a5f71163835b501b2a3fba375d480a36f011dd31"`
Aug 01 21:16:19.457 INFO kablam!     Checking aligned v0.2.0
Aug 01 21:16:19.464 INFO kablam!    Compiling stm32l1 v0.2.2 (file:///source)
Aug 01 21:16:19.468 INFO kablam!     Checking bare-metal v0.2.0
Aug 01 21:16:19.482 INFO kablam!    Compiling cortex-m v0.5.2
Aug 01 21:16:19.489 INFO kablam!     Checking volatile-register v0.2.0
Aug 01 21:16:24.077 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:16:24.077 INFO kablam!   --> src/lib.rs:12:1
Aug 01 21:16:24.077 INFO kablam!    |
Aug 01 21:16:24.077 INFO kablam! 12 | #![feature(const_fn)]
Aug 01 21:16:24.077 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:16:24.078 INFO kablam! 
Aug 01 21:16:24.078 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:16:24.078 INFO kablam!   --> src/lib.rs:13:1
Aug 01 21:16:24.078 INFO kablam!    |
Aug 01 21:16:24.078 INFO kablam! 13 | #![feature(try_from)]
Aug 01 21:16:24.078 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:16:24.079 INFO kablam! 
Aug 01 21:16:24.079 INFO kablam! error: aborting due to 2 previous errors
Aug 01 21:16:24.079 INFO kablam! 
Aug 01 21:16:24.080 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:16:24.086 INFO kablam! error: Could not compile `stm32l1`.
Aug 01 21:16:24.086 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:16:24.235 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:16:24.235 INFO kablam!   --> src/lib.rs:12:1
Aug 01 21:16:24.235 INFO kablam!    |
Aug 01 21:16:24.235 INFO kablam! 12 | #![feature(const_fn)]
Aug 01 21:16:24.235 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:16:24.235 INFO kablam! 
Aug 01 21:16:24.235 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:16:24.235 INFO kablam!   --> src/lib.rs:13:1
Aug 01 21:16:24.235 INFO kablam!    |
Aug 01 21:16:24.235 INFO kablam! 13 | #![feature(try_from)]
Aug 01 21:16:24.235 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:16:24.235 INFO kablam! 
Aug 01 21:16:24.235 INFO kablam! error: aborting due to 2 previous errors
Aug 01 21:16:24.235 INFO kablam! 
Aug 01 21:16:24.235 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:16:24.250 INFO kablam! error: Could not compile `stm32l1`.
Aug 01 21:16:24.250 INFO kablam! 
Aug 01 21:16:24.250 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 21:16:24.255 INFO kablam! su: No module specific data is present
Aug 01 21:16:25.017 INFO running `"docker" "rm" "-f" "a598e6b50361897ac0f92463a5f71163835b501b2a3fba375d480a36f011dd31"`
Aug 01 21:16:25.181 INFO blam! a598e6b50361897ac0f92463a5f71163835b501b2a3fba375d480a36f011dd31