Aug 02 04:02:52.913 INFO checking mraa-0.0.1 against 1.27.2 for lazy_static-1
Aug 02 04:02:52.913 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:02:52.913 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:02:52.913 INFO running `"docker" "create" "-v" "/tmp/crater.L2MbskXppZxW:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 02 04:02:53.210 INFO blam! 9729e598a21d9513d70735b831fa2356065629204231796fc889572d99d00efb
Aug 02 04:02:53.212 INFO running `"docker" "start" "-a" "9729e598a21d9513d70735b831fa2356065629204231796fc889572d99d00efb"`
Aug 02 04:02:54.437 INFO kablam!     Checking mraa v0.0.1 (file:///source)
Aug 02 04:02:54.980 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:02:54.980 INFO kablam!  --> src/lib.rs:1:1
Aug 02 04:02:54.980 INFO kablam!   |
Aug 02 04:02:54.980 INFO kablam! 1 | #![feature(libc)]
Aug 02 04:02:54.980 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 04:02:54.981 INFO kablam! 
Aug 02 04:02:54.981 INFO kablam! error: aborting due to previous error
Aug 02 04:02:54.981 INFO kablam! 
Aug 02 04:02:54.981 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:02:54.988 INFO kablam! error: Could not compile `mraa`.
Aug 02 04:02:54.989 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:02:55.019 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:02:55.019 INFO kablam!  --> src/lib.rs:1:1
Aug 02 04:02:55.019 INFO kablam!   |
Aug 02 04:02:55.019 INFO kablam! 1 | #![feature(libc)]
Aug 02 04:02:55.019 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 04:02:55.019 INFO kablam! 
Aug 02 04:02:55.020 INFO kablam! error: aborting due to previous error
Aug 02 04:02:55.020 INFO kablam! 
Aug 02 04:02:55.020 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:02:55.027 INFO kablam! error: Could not compile `mraa`.
Aug 02 04:02:55.027 INFO kablam! 
Aug 02 04:02:55.027 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 04:02:55.032 INFO kablam! su: No module specific data is present
Aug 02 04:02:55.867 INFO running `"docker" "rm" "-f" "9729e598a21d9513d70735b831fa2356065629204231796fc889572d99d00efb"`
Aug 02 04:02:56.045 INFO blam! 9729e598a21d9513d70735b831fa2356065629204231796fc889572d99d00efb