Aug 02 14:35:55.854 INFO checking async-codec-util-0.3.3 against 1.27.2 for lazy_static-1
Aug 02 14:35:55.854 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:35:55.854 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:35:55.854 INFO running `"docker" "create" "-v" "/tmp/crater.dlFccnlMuGBg:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2:/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 14:35:56.102 INFO blam! a2086505cce0a2462e71ad6ed8d801f313b0175ceb74639f3bba1c9170b3c405
Aug 02 14:35:56.105 INFO running `"docker" "start" "-a" "a2086505cce0a2462e71ad6ed8d801f313b0175ceb74639f3bba1c9170b3c405"`
Aug 02 14:35:57.413 INFO kablam!     Checking futures-channel v0.2.1
Aug 02 14:35:57.413 INFO kablam!     Checking futures-io v0.2.1
Aug 02 14:35:58.235 INFO kablam!     Checking atm-io-utils v0.2.5
Aug 02 14:35:58.235 INFO kablam!     Checking async-codec v0.3.0
Aug 02 14:35:58.235 INFO kablam!     Checking async-ringbuffer v0.3.1
Aug 02 14:35:58.645 INFO kablam!     Checking futures-sink v0.2.1
Aug 02 14:35:59.195 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:35:59.196 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/async-ringbuffer-0.3.1/src/lib.rs:4:1
Aug 02 14:35:59.196 INFO kablam!   |
Aug 02 14:35:59.196 INFO kablam! 4 | #![feature(offset_to)]
Aug 02 14:35:59.196 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 14:35:59.196 INFO kablam! 
Aug 02 14:35:59.197 INFO kablam! error: aborting due to previous error
Aug 02 14:35:59.197 INFO kablam! 
Aug 02 14:35:59.198 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:35:59.205 INFO kablam! error: Could not compile `async-ringbuffer`.
Aug 02 14:35:59.205 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:36:00.161 INFO kablam! error: build failed
Aug 02 14:36:00.162 INFO kablam! su: No module specific data is present
Aug 02 14:36:00.966 INFO running `"docker" "rm" "-f" "a2086505cce0a2462e71ad6ed8d801f313b0175ceb74639f3bba1c9170b3c405"`
Aug 02 14:36:01.162 INFO blam! a2086505cce0a2462e71ad6ed8d801f313b0175ceb74639f3bba1c9170b3c405