Nov 02 20:18:15.797 INFO testing fp-0.1.0 against beta-2018-10-30 for beta-1.31-1
Nov 02 20:18:15.797 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-6/beta-2018-10-30:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 20:18:16.190 INFO blam! 74244d625aaa523a69492d89ef23eb0c668a54078e987e493ff846b98db4435b
Nov 02 20:18:16.193 INFO running `"docker" "start" "-a" "74244d625aaa523a69492d89ef23eb0c668a54078e987e493ff846b98db4435b"`
Nov 02 20:18:17.602 INFO kablam! usermod: no changes
Nov 02 20:18:17.644 INFO kablam!    Compiling fp v0.1.0 (/source)
Nov 02 20:18:17.714 INFO kablam! error[E0554]: #![feature] may not be used on the beta release channel
Nov 02 20:18:17.715 INFO kablam!  --> src/lib.rs:2:1
Nov 02 20:18:17.715 INFO kablam!   |
Nov 02 20:18:17.715 INFO kablam! 2 | #![feature(const_fn)]
Nov 02 20:18:17.715 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Nov 02 20:18:17.715 INFO kablam! 
Nov 02 20:18:17.715 INFO kablam! error: aborting due to previous error
Nov 02 20:18:17.716 INFO kablam! 
Nov 02 20:18:17.716 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 02 20:18:17.720 INFO kablam! error: Could not compile `fp`.
Nov 02 20:18:17.720 INFO kablam! 
Nov 02 20:18:17.720 INFO kablam! To learn more, run the command again with --verbose.
Nov 02 20:18:17.722 INFO kablam! su: No module specific data is present
Nov 02 20:18:18.793 INFO running `"docker" "rm" "-f" "74244d625aaa523a69492d89ef23eb0c668a54078e987e493ff846b98db4435b"`
Nov 02 20:18:19.050 INFO blam! 74244d625aaa523a69492d89ef23eb0c668a54078e987e493ff846b98db4435b
