Aug 02 05:41:11.276 INFO checking levenshtein_automata-0.1.1 against 1.27.2 for lazy_static-1
Aug 02 05:41:11.276 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:41:11.276 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:41:11.277 INFO running `"docker" "create" "-v" "/tmp/crater.VWEdwAcK8WVn:/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 05:41:11.471 INFO blam! 2468e45b6384e246d773b994e4bdf00d21cfc5059dac5488915bbcc73811f7a6
Aug 02 05:41:11.472 INFO running `"docker" "start" "-a" "2468e45b6384e246d773b994e4bdf00d21cfc5059dac5488915bbcc73811f7a6"`
Aug 02 05:41:12.549 INFO kablam!     Checking levenshtein v1.0.3
Aug 02 05:41:12.549 INFO kablam!     Checking levenshtein_automata v0.1.1 (file:///source)
Aug 02 05:41:13.839 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:41:13.839 INFO kablam!   --> src/lib.rs:35:19
Aug 02 05:41:13.839 INFO kablam!    |
Aug 02 05:41:13.839 INFO kablam! 35 | #![cfg_attr(test, feature(test))]
Aug 02 05:41:13.839 INFO kablam!    |                   ^^^^^^^^^^^^^^
Aug 02 05:41:13.839 INFO kablam! 
Aug 02 05:41:13.891 INFO kablam! error: aborting due to previous error
Aug 02 05:41:13.891 INFO kablam! 
Aug 02 05:41:13.891 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 05:41:13.892 INFO kablam! error: Could not compile `levenshtein_automata`.
Aug 02 05:41:13.892 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 05:41:14.029 INFO kablam! error: build failed
Aug 02 05:41:14.033 INFO kablam! su: No module specific data is present
Aug 02 05:41:14.624 INFO running `"docker" "rm" "-f" "2468e45b6384e246d773b994e4bdf00d21cfc5059dac5488915bbcc73811f7a6"`
Aug 02 05:41:14.817 INFO blam! 2468e45b6384e246d773b994e4bdf00d21cfc5059dac5488915bbcc73811f7a6