Sep 06 09:46:25.870 INFO checking automata-0.0.2 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 09:46:25.870 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 09:46:25.871 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-0/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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=1000" "-e" "CMD=cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 09:46:26.039 INFO blam! c85a6373a737988ecb39f77738d12cad7e1c882ada38b697aacb70e888cff841
Sep 06 09:46:26.041 INFO running `"docker" "start" "-a" "c85a6373a737988ecb39f77738d12cad7e1c882ada38b697aacb70e888cff841"`
Sep 06 09:46:26.975 INFO kablam! usermod: no changes
Sep 06 09:46:27.007 INFO kablam!     Checking automata v0.0.2 (file:///source)
Sep 06 09:46:27.442 INFO kablam! error[E0635]: unknown feature `io`
Sep 06 09:46:27.442 INFO kablam!  --> src/lib.rs:1:12
Sep 06 09:46:27.442 INFO kablam!   |
Sep 06 09:46:27.442 INFO kablam! 1 | #![feature(io)]
Sep 06 09:46:27.442 INFO kablam!   |            ^^
Sep 06 09:46:27.442 INFO kablam! 
Sep 06 09:46:27.451 INFO kablam! error: aborting due to previous error
Sep 06 09:46:27.451 INFO kablam! 
Sep 06 09:46:27.451 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 06 09:46:27.451 INFO kablam! error: Could not compile `automata`.
Sep 06 09:46:27.451 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 09:46:27.485 INFO kablam! error[E0635]: unknown feature `io`
Sep 06 09:46:27.485 INFO kablam!  --> src/lib.rs:1:12
Sep 06 09:46:27.485 INFO kablam!   |
Sep 06 09:46:27.485 INFO kablam! 1 | #![feature(io)]
Sep 06 09:46:27.485 INFO kablam!   |            ^^
Sep 06 09:46:27.485 INFO kablam! 
Sep 06 09:46:27.491 INFO kablam! error: aborting due to previous error
Sep 06 09:46:27.491 INFO kablam! 
Sep 06 09:46:27.491 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 06 09:46:27.497 INFO kablam! error: Could not compile `automata`.
Sep 06 09:46:27.497 INFO kablam! 
Sep 06 09:46:27.497 INFO kablam! To learn more, run the command again with --verbose.
Sep 06 09:46:27.499 INFO kablam! su: No module specific data is present
Sep 06 09:46:28.001 INFO running `"docker" "rm" "-f" "c85a6373a737988ecb39f77738d12cad7e1c882ada38b697aacb70e888cff841"`
Sep 06 09:46:28.085 INFO blam! c85a6373a737988ecb39f77738d12cad7e1c882ada38b697aacb70e888cff841