Sep 02 02:48:05.595 INFO checking automata-0.0.2 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 02 02:48:05.595 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 02 02:48:05.595 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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" "-e" "USER_ID=500" "-e" "CMD=cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 02:48:05.735 INFO blam! f56b8215e29e129801ca3681ec453b7c63981a8ae05f0ae38f325d39ff9baf94
Sep 02 02:48:05.737 INFO running `"docker" "start" "-a" "f56b8215e29e129801ca3681ec453b7c63981a8ae05f0ae38f325d39ff9baf94"`
Sep 02 02:48:06.450 INFO kablam!     Checking automata v0.0.2 (file:///source)
Sep 02 02:48:07.230 INFO kablam! error[E0635]: unknown feature `io`
Sep 02 02:48:07.230 INFO kablam!  --> src/lib.rs:1:12
Sep 02 02:48:07.231 INFO kablam!   |
Sep 02 02:48:07.231 INFO kablam! 1 | #![feature(io)]
Sep 02 02:48:07.231 INFO kablam!   |            ^^
Sep 02 02:48:07.231 INFO kablam! 
Sep 02 02:48:07.236 INFO kablam! error: aborting due to previous error
Sep 02 02:48:07.237 INFO kablam! 
Sep 02 02:48:07.237 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 02 02:48:07.242 INFO kablam! error: Could not compile `automata`.
Sep 02 02:48:07.243 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 02:48:07.673 INFO kablam! error[E0635]: unknown feature `io`
Sep 02 02:48:07.673 INFO kablam!  --> src/lib.rs:1:12
Sep 02 02:48:07.673 INFO kablam!   |
Sep 02 02:48:07.673 INFO kablam! 1 | #![feature(io)]
Sep 02 02:48:07.673 INFO kablam!   |            ^^
Sep 02 02:48:07.673 INFO kablam! 
Sep 02 02:48:07.683 INFO kablam! error: aborting due to previous error
Sep 02 02:48:07.684 INFO kablam! 
Sep 02 02:48:07.684 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 02 02:48:07.690 INFO kablam! error: Could not compile `automata`.
Sep 02 02:48:07.690 INFO kablam! 
Sep 02 02:48:07.690 INFO kablam! To learn more, run the command again with --verbose.
Sep 02 02:48:07.691 INFO kablam! su: No module specific data is present
Sep 02 02:48:08.167 INFO running `"docker" "rm" "-f" "f56b8215e29e129801ca3681ec453b7c63981a8ae05f0ae38f325d39ff9baf94"`
Sep 02 02:48:08.266 INFO blam! f56b8215e29e129801ca3681ec453b7c63981a8ae05f0ae38f325d39ff9baf94