Aug 01 16:45:04.204 INFO checking folsen/ethcc-demo against 1.27.2 for lazy_static-1
Aug 01 16:45:04.205 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 16:45:04.205 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 16:45:04.205 INFO running `"docker" "create" "-v" "/tmp/crater.FQqliWtrWQ1B:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 16:45:04.461 INFO blam! 952c71afa498f84d4c39427bb965d3be7d6c7bc5fea5b45e276fbe12fd7b9a85
Aug 01 16:45:04.473 INFO running `"docker" "start" "-a" "952c71afa498f84d4c39427bb965d3be7d6c7bc5fea5b45e276fbe12fd7b9a85"`
Aug 01 16:45:05.723 INFO kablam!     Blocking waiting for file lock on the git checkouts
Aug 01 16:45:05.834 INFO kablam!    Compiling crunchy v0.1.6
Aug 01 16:45:05.834 INFO kablam!    Compiling wee_alloc v0.4.2
Aug 01 16:45:05.834 INFO kablam!     Checking object-alloc v0.1.0
Aug 01 16:45:05.834 INFO kablam!     Checking memory_units v0.4.0
Aug 01 16:45:05.835 INFO kablam!     Checking byteorder v1.2.4
Aug 01 16:45:05.835 INFO kablam!     Checking rlibc v1.0.0
Aug 01 16:45:05.835 INFO kablam!     Checking rustc-hex v1.0.0
Aug 01 16:45:07.068 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 16:45:07.068 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/object-alloc-0.1.0/src/lib.rs:8:1
Aug 01 16:45:07.068 INFO kablam!   |
Aug 01 16:45:07.069 INFO kablam! 8 | #![feature(alloc, allocator_api)]
Aug 01 16:45:07.069 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 16:45:07.069 INFO kablam! 
Aug 01 16:45:07.116 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 16:45:07.116 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/object-alloc-0.1.0/src/lib.rs:9:1
Aug 01 16:45:07.116 INFO kablam!   |
Aug 01 16:45:07.117 INFO kablam! 9 | #![feature(core_intrinsics)]
Aug 01 16:45:07.117 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 16:45:07.117 INFO kablam! 
Aug 01 16:45:07.117 INFO kablam! error: aborting due to 2 previous errors
Aug 01 16:45:07.118 INFO kablam! 
Aug 01 16:45:07.118 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 16:45:07.197 INFO kablam! error: Could not compile `object-alloc`.
Aug 01 16:45:07.198 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 16:45:10.278 INFO kablam! error: build failed
Aug 01 16:45:10.280 INFO kablam! su: No module specific data is present
Aug 01 16:45:10.922 INFO running `"docker" "rm" "-f" "952c71afa498f84d4c39427bb965d3be7d6c7bc5fea5b45e276fbe12fd7b9a85"`
Aug 01 16:45:11.098 INFO blam! 952c71afa498f84d4c39427bb965d3be7d6c7bc5fea5b45e276fbe12fd7b9a85