Sep 02 20:19:45.358 INFO checking automata-0.0.2 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 20:19:45.359 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 20:19:45.359 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 20:19:45.562 INFO blam! aab802c587db1d1da68b4e449076e3f53334ff428d9f6b6dd8a31790ccfda7b4
Sep 02 20:19:45.565 INFO running `"docker" "start" "-a" "aab802c587db1d1da68b4e449076e3f53334ff428d9f6b6dd8a31790ccfda7b4"`
Sep 02 20:19:46.153 INFO kablam!     Checking automata v0.0.2 (file:///source)
Sep 02 20:19:47.058 INFO kablam! error[E0635]: unknown feature `io`
Sep 02 20:19:47.058 INFO kablam!  --> src/lib.rs:1:12
Sep 02 20:19:47.058 INFO kablam!   |
Sep 02 20:19:47.058 INFO kablam! 1 | #![feature(io)]
Sep 02 20:19:47.058 INFO kablam!   |            ^^
Sep 02 20:19:47.058 INFO kablam! 
Sep 02 20:19:47.069 INFO kablam! error: aborting due to previous error
Sep 02 20:19:47.069 INFO kablam! 
Sep 02 20:19:47.069 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 02 20:19:47.078 INFO kablam! error: Could not compile `automata`.
Sep 02 20:19:47.078 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 20:19:47.598 INFO kablam! error[E0635]: unknown feature `io`
Sep 02 20:19:47.598 INFO kablam!  --> src/lib.rs:1:12
Sep 02 20:19:47.598 INFO kablam!   |
Sep 02 20:19:47.598 INFO kablam! 1 | #![feature(io)]
Sep 02 20:19:47.598 INFO kablam!   |            ^^
Sep 02 20:19:47.598 INFO kablam! 
Sep 02 20:19:47.614 INFO kablam! error: aborting due to previous error
Sep 02 20:19:47.614 INFO kablam! 
Sep 02 20:19:47.614 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 02 20:19:47.623 INFO kablam! error: Could not compile `automata`.
Sep 02 20:19:47.623 INFO kablam! 
Sep 02 20:19:47.623 INFO kablam! To learn more, run the command again with --verbose.
Sep 02 20:19:47.625 INFO kablam! su: No module specific data is present
Sep 02 20:19:48.036 INFO running `"docker" "rm" "-f" "aab802c587db1d1da68b4e449076e3f53334ff428d9f6b6dd8a31790ccfda7b4"`
Sep 02 20:19:48.142 INFO blam! aab802c587db1d1da68b4e449076e3f53334ff428d9f6b6dd8a31790ccfda7b4