Aug 02 06:06:41.202 INFO checking karabiner-0.1.0 against 1.27.2 for lazy_static-1
Aug 02 06:06:41.202 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:06:41.202 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:06:41.202 INFO running `"docker" "create" "-v" "/tmp/crater.X60fmVjbcoGj:/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 06:06:41.361 INFO blam! b3dea5a2918890129ad9a051abf6b8e86a1fd5eb94e76bfdea03863b28d1b1b5
Aug 02 06:06:41.366 INFO running `"docker" "start" "-a" "b3dea5a2918890129ad9a051abf6b8e86a1fd5eb94e76bfdea03863b28d1b1b5"`
Aug 02 06:06:43.160 INFO kablam!     Checking karabiner-onetime v0.1.0
Aug 02 06:06:43.567 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:06:43.567 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/karabiner-onetime-0.1.0/src/lib.rs:1:1
Aug 02 06:06:43.567 INFO kablam!   |
Aug 02 06:06:43.567 INFO kablam! 1 | #![feature(integer_atomics)]
Aug 02 06:06:43.567 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 06:06:43.567 INFO kablam! 
Aug 02 06:06:43.567 INFO kablam! error: aborting due to previous error
Aug 02 06:06:43.567 INFO kablam! 
Aug 02 06:06:43.567 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:06:43.573 INFO kablam! error: Could not compile `karabiner-onetime`.
Aug 02 06:06:43.573 INFO kablam! 
Aug 02 06:06:43.573 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 06:06:43.574 INFO kablam! su: No module specific data is present
Aug 02 06:06:44.114 INFO running `"docker" "rm" "-f" "b3dea5a2918890129ad9a051abf6b8e86a1fd5eb94e76bfdea03863b28d1b1b5"`
Aug 02 06:06:44.228 INFO blam! b3dea5a2918890129ad9a051abf6b8e86a1fd5eb94e76bfdea03863b28d1b1b5