Aug 02 00:17:15.166 INFO checking route-recognizer-0.1.12 against 1.27.2 for lazy_static-1
Aug 02 00:17:15.166 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:17:15.166 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:17:15.166 INFO running `"docker" "create" "-v" "/tmp/crater.6Zp2TuX9CoU1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 00:17:15.407 INFO blam! 32acd4ac585524cf0b7a34a15df459b54a46bff8ce782b940cf6a6ebb3a8960c
Aug 02 00:17:15.410 INFO running `"docker" "start" "-a" "32acd4ac585524cf0b7a34a15df459b54a46bff8ce782b940cf6a6ebb3a8960c"`
Aug 02 00:17:16.484 INFO kablam!     Checking route-recognizer v0.1.12 (file:///source)
Aug 02 00:17:17.283 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 00:17:17.283 INFO kablam!  --> src/lib.rs:1:19
Aug 02 00:17:17.283 INFO kablam!   |
Aug 02 00:17:17.283 INFO kablam! 1 | #![cfg_attr(test, feature(test))]
Aug 02 00:17:17.283 INFO kablam!   |                   ^^^^^^^^^^^^^^
Aug 02 00:17:17.283 INFO kablam! 
Aug 02 00:17:17.285 INFO kablam! error: aborting due to previous error
Aug 02 00:17:17.285 INFO kablam! 
Aug 02 00:17:17.285 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 00:17:17.293 INFO kablam! error: Could not compile `route-recognizer`.
Aug 02 00:17:17.293 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 00:17:17.890 INFO kablam! error: build failed
Aug 02 00:17:17.909 INFO kablam! su: No module specific data is present
Aug 02 00:17:18.531 INFO running `"docker" "rm" "-f" "32acd4ac585524cf0b7a34a15df459b54a46bff8ce782b940cf6a6ebb3a8960c"`
Aug 02 00:17:18.745 INFO blam! 32acd4ac585524cf0b7a34a15df459b54a46bff8ce782b940cf6a6ebb3a8960c