Aug 02 06:06:33.880 INFO checking karabiner-onetime-0.1.0 against 1.27.2 for lazy_static-1
Aug 02 06:06:33.880 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:06:33.881 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:06:33.881 INFO running `"docker" "create" "-v" "/tmp/crater.6Xm9dhQkTbdH:/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 02 06:06:34.098 INFO blam! 63c7dece613eb90b1f0e213e4c8eceee5ccdc1b0b8520ba1649fc0808056043c
Aug 02 06:06:34.101 INFO running `"docker" "start" "-a" "63c7dece613eb90b1f0e213e4c8eceee5ccdc1b0b8520ba1649fc0808056043c"`
Aug 02 06:06:35.278 INFO kablam!     Checking parking_lot v0.4.8
Aug 02 06:06:36.415 INFO kablam!     Checking karabiner-onetime v0.1.0 (file:///source)
Aug 02 06:06:36.993 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:06:36.993 INFO kablam!  --> src/lib.rs:1:1
Aug 02 06:06:36.993 INFO kablam!   |
Aug 02 06:06:36.993 INFO kablam! 1 | #![feature(integer_atomics)]
Aug 02 06:06:36.993 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 06:06:36.993 INFO kablam! 
Aug 02 06:06:36.994 INFO kablam! error: aborting due to previous error
Aug 02 06:06:36.994 INFO kablam! 
Aug 02 06:06:36.994 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:06:37.000 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:06:37.000 INFO kablam!  --> src/lib.rs:1:1
Aug 02 06:06:37.000 INFO kablam!   |
Aug 02 06:06:37.000 INFO kablam! 1 | #![feature(integer_atomics)]
Aug 02 06:06:37.000 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 06:06:37.001 INFO kablam! 
Aug 02 06:06:37.001 INFO kablam! error: Could not compile `karabiner-onetime`.
Aug 02 06:06:37.001 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 06:06:37.001 INFO kablam! error: aborting due to previous error
Aug 02 06:06:37.001 INFO kablam! 
Aug 02 06:06:37.001 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:06:37.010 INFO kablam! error: Could not compile `karabiner-onetime`.
Aug 02 06:06:37.010 INFO kablam! 
Aug 02 06:06:37.010 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 06:06:37.012 INFO kablam! su: No module specific data is present
Aug 02 06:06:37.569 INFO running `"docker" "rm" "-f" "63c7dece613eb90b1f0e213e4c8eceee5ccdc1b0b8520ba1649fc0808056043c"`
Aug 02 06:06:37.688 INFO blam! 63c7dece613eb90b1f0e213e4c8eceee5ccdc1b0b8520ba1649fc0808056043c