Aug 02 04:15:59.030 INFO checking mmap-alloc-0.2.0 against 1.27.2 for lazy_static-1
Aug 02 04:15:59.031 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:15:59.031 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:15:59.031 INFO running `"docker" "create" "-v" "/tmp/crater.4WwY0Ztd7xg8:/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 04:15:59.311 INFO blam! 3afe924fe748218774143d0120b6b1e4d8cb87674b1024e7b1593f75dc350088
Aug 02 04:15:59.314 INFO running `"docker" "start" "-a" "3afe924fe748218774143d0120b6b1e4d8cb87674b1024e7b1593f75dc350088"`
Aug 02 04:16:00.637 INFO kablam!     Checking object-alloc v0.1.0
Aug 02 04:16:00.745 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:16:00.745 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/object-alloc-0.1.0/src/lib.rs:8:1
Aug 02 04:16:00.745 INFO kablam!   |
Aug 02 04:16:00.745 INFO kablam! 8 | #![feature(alloc, allocator_api)]
Aug 02 04:16:00.745 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:16:00.745 INFO kablam! 
Aug 02 04:16:00.746 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:16:00.746 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/object-alloc-0.1.0/src/lib.rs:9:1
Aug 02 04:16:00.746 INFO kablam!   |
Aug 02 04:16:00.746 INFO kablam! 9 | #![feature(core_intrinsics)]
Aug 02 04:16:00.746 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:16:00.746 INFO kablam! 
Aug 02 04:16:00.746 INFO kablam! error: aborting due to 2 previous errors
Aug 02 04:16:00.746 INFO kablam! 
Aug 02 04:16:00.746 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:16:00.751 INFO kablam! error: Could not compile `object-alloc`.
Aug 02 04:16:00.751 INFO kablam! 
Aug 02 04:16:00.751 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 04:16:00.752 INFO kablam! su: No module specific data is present
Aug 02 04:16:01.614 INFO running `"docker" "rm" "-f" "3afe924fe748218774143d0120b6b1e4d8cb87674b1024e7b1593f75dc350088"`
Aug 02 04:16:01.703 INFO blam! 3afe924fe748218774143d0120b6b1e4d8cb87674b1024e7b1593f75dc350088