Nov 01 23:54:57.194 INFO testing wpilib-0.2.2 against beta-2018-10-30 for beta-1.31-1
Nov 01 23:54:57.195 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-3/beta-2018-10-30:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-1/beta-2018-10-30:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +beta-2018-10-30 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 01 23:54:57.714 INFO blam! c16e00c2a91debb371d63f43a14f76d310a696f476a74b8b51cca7f254a9647c
Nov 01 23:54:57.715 INFO running `"docker" "start" "-a" "c16e00c2a91debb371d63f43a14f76d310a696f476a74b8b51cca7f254a9647c"`
Nov 01 23:54:58.766 INFO kablam! usermod: no changes
Nov 01 23:54:58.939 INFO kablam!    Compiling clang-sys v0.23.0
Nov 01 23:54:58.976 INFO kablam!    Compiling bindgen v0.37.4
Nov 01 23:55:32.733 INFO kablam!    Compiling wpilib v0.2.2 (/source)
Nov 01 23:55:42.892 INFO kablam! error[E0554]: #![feature] may not be used on the beta release channel
Nov 01 23:55:42.892 INFO kablam!  --> src/lib.rs:6:1
Nov 01 23:55:42.892 INFO kablam!   |
Nov 01 23:55:42.892 INFO kablam! 6 | #![feature(concat_idents)]
Nov 01 23:55:42.892 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:55:42.892 INFO kablam! 
Nov 01 23:55:42.898 INFO kablam! error: aborting due to previous error
Nov 01 23:55:42.898 INFO kablam! 
Nov 01 23:55:42.898 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 01 23:55:42.905 INFO kablam! error: Could not compile `wpilib`.
Nov 01 23:55:42.905 INFO kablam! 
Nov 01 23:55:42.905 INFO kablam! To learn more, run the command again with --verbose.
Nov 01 23:55:42.910 INFO kablam! su: No module specific data is present
Nov 01 23:55:43.581 INFO running `"docker" "rm" "-f" "c16e00c2a91debb371d63f43a14f76d310a696f476a74b8b51cca7f254a9647c"`
Nov 01 23:55:43.771 INFO blam! c16e00c2a91debb371d63f43a14f76d310a696f476a74b8b51cca7f254a9647c
