Aug 02 02:48:07.693 INFO checking packet-stream-0.5.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 02:48:07.693 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:48:07.693 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:48:07.693 INFO running `"docker" "create" "-v" "/tmp/crater.ANehZCygr9dK:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2+tmplazy:/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 02:48:07.856 INFO blam! fe51de643e5dd678e5999e361488e79ffeb4cec4c04b202e5021fbfdc30adfac
Aug 02 02:48:07.856 INFO running `"docker" "start" "-a" "fe51de643e5dd678e5999e361488e79ffeb4cec4c04b202e5021fbfdc30adfac"`
Aug 02 02:48:09.322 INFO kablam!     Checking multi-producer-sink v0.3.0
Aug 02 02:48:09.322 INFO kablam!     Checking multi-consumer-stream v0.3.0
Aug 02 02:48:09.328 INFO kablam!     Checking async-ringbuffer v0.1.0
Aug 02 02:48:09.330 INFO kablam!     Checking packet-stream-codec v0.1.0
Aug 02 02:48:09.331 INFO kablam!     Checking quickcheck v0.5.0
Aug 02 02:48:10.430 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 02:48:10.431 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/async-ringbuffer-0.1.0/src/lib.rs:4:1
Aug 02 02:48:10.431 INFO kablam!   |
Aug 02 02:48:10.431 INFO kablam! 4 | #![feature(offset_to)]
Aug 02 02:48:10.431 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 02:48:10.431 INFO kablam! 
Aug 02 02:48:10.431 INFO kablam! error: aborting due to previous error
Aug 02 02:48:10.431 INFO kablam! 
Aug 02 02:48:10.432 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 02:48:10.451 INFO kablam! error: Could not compile `async-ringbuffer`.
Aug 02 02:48:10.452 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 02:48:13.189 INFO kablam! error: build failed
Aug 02 02:48:13.194 INFO kablam! su: No module specific data is present
Aug 02 02:48:13.679 INFO running `"docker" "rm" "-f" "fe51de643e5dd678e5999e361488e79ffeb4cec4c04b202e5021fbfdc30adfac"`
Aug 02 02:48:13.835 INFO blam! fe51de643e5dd678e5999e361488e79ffeb4cec4c04b202e5021fbfdc30adfac