Sep 02 02:48:07.965 INFO checking automata-0.0.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 02 02:48:07.965 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 02:48:07.965 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 02:48:08.130 INFO blam! 68385bf76ac0f6b2e9e373627253935b82c96c6e6dd7d480b19041a948741a51
Sep 02 02:48:08.132 INFO running `"docker" "start" "-a" "68385bf76ac0f6b2e9e373627253935b82c96c6e6dd7d480b19041a948741a51"`
Sep 02 02:48:08.774 INFO kablam!     Checking automata v0.0.2 (file:///source)
Sep 02 02:48:09.799 INFO kablam! error[E0635]: unknown feature `io`
Sep 02 02:48:09.799 INFO kablam!  --> src/lib.rs:1:12
Sep 02 02:48:09.800 INFO kablam!   |
Sep 02 02:48:09.800 INFO kablam! 1 | #![feature(io)]
Sep 02 02:48:09.800 INFO kablam!   |            ^^
Sep 02 02:48:09.800 INFO kablam! 
Sep 02 02:48:09.809 INFO kablam! error: aborting due to previous error
Sep 02 02:48:09.809 INFO kablam! 
Sep 02 02:48:09.809 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 02 02:48:09.817 INFO kablam! error: Could not compile `automata`.
Sep 02 02:48:09.817 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 02:48:10.184 INFO kablam! error[E0635]: unknown feature `io`
Sep 02 02:48:10.184 INFO kablam!  --> src/lib.rs:1:12
Sep 02 02:48:10.184 INFO kablam!   |
Sep 02 02:48:10.184 INFO kablam! 1 | #![feature(io)]
Sep 02 02:48:10.184 INFO kablam!   |            ^^
Sep 02 02:48:10.184 INFO kablam! 
Sep 02 02:48:10.194 INFO kablam! error: aborting due to previous error
Sep 02 02:48:10.194 INFO kablam! 
Sep 02 02:48:10.194 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 02 02:48:10.201 INFO kablam! error: Could not compile `automata`.
Sep 02 02:48:10.201 INFO kablam! 
Sep 02 02:48:10.201 INFO kablam! To learn more, run the command again with --verbose.
Sep 02 02:48:10.202 INFO kablam! su: No module specific data is present
Sep 02 02:48:10.702 INFO running `"docker" "rm" "-f" "68385bf76ac0f6b2e9e373627253935b82c96c6e6dd7d480b19041a948741a51"`
Sep 02 02:48:10.793 INFO blam! 68385bf76ac0f6b2e9e373627253935b82c96c6e6dd7d480b19041a948741a51