Nov 02 02:50:10.471 INFO testing test-case-derive-0.2.1 against beta-2018-10-30 for beta-1.31-1
Nov 02 02:50:10.473 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-4/beta-2018-10-30:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 02 02:50:11.055 INFO blam! 3513ce0d6f599edd9673c194b788290487c7f6195ca67dc26891a9563eb36566
Nov 02 02:50:11.075 INFO running `"docker" "start" "-a" "3513ce0d6f599edd9673c194b788290487c7f6195ca67dc26891a9563eb36566"`
Nov 02 02:50:12.854 INFO kablam! usermod: no changes
Nov 02 02:50:12.927 INFO kablam!    Compiling test-case-derive v0.2.1 (/source)
Nov 02 02:50:15.812 INFO kablam! error[E0554]: #![feature] may not be used on the beta release channel
Nov 02 02:50:15.812 INFO kablam!    --> src/lib.rs:214:1
Nov 02 02:50:15.812 INFO kablam!     |
Nov 02 02:50:15.812 INFO kablam! 214 | #![feature(proc_macro)]
Nov 02 02:50:15.812 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 02:50:15.812 INFO kablam! 
Nov 02 02:50:15.814 INFO kablam! error: aborting due to previous error
Nov 02 02:50:15.814 INFO kablam! 
Nov 02 02:50:15.814 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 02 02:50:15.828 INFO kablam! error: Could not compile `test-case-derive`.
Nov 02 02:50:15.828 INFO kablam! 
Nov 02 02:50:15.828 INFO kablam! To learn more, run the command again with --verbose.
Nov 02 02:50:15.831 INFO kablam! su: No module specific data is present
Nov 02 02:50:17.071 INFO running `"docker" "rm" "-f" "3513ce0d6f599edd9673c194b788290487c7f6195ca67dc26891a9563eb36566"`
Nov 02 02:50:17.373 INFO blam! 3513ce0d6f599edd9673c194b788290487c7f6195ca67dc26891a9563eb36566
