Nov 02 23:20:32.989 INFO testing cpuio-0.2.0 against beta-2018-10-30 for beta-1.31-1
Nov 02 23:20:32.989 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 23:20:33.254 INFO blam! 07225d84b0ec9057a239012566cff43cea31c487084e017747f469bfdda80df9
Nov 02 23:20:33.254 INFO running `"docker" "start" "-a" "07225d84b0ec9057a239012566cff43cea31c487084e017747f469bfdda80df9"`
Nov 02 23:20:33.693 INFO kablam! usermod: no changes
Nov 02 23:20:33.735 INFO kablam!    Compiling cpuio v0.2.0 (/source)
Nov 02 23:20:33.792 INFO kablam! error[E0554]: #![feature] may not be used on the beta release channel
Nov 02 23:20:33.792 INFO kablam!  --> src/lib.rs:4:1
Nov 02 23:20:33.792 INFO kablam!   |
Nov 02 23:20:33.793 INFO kablam! 4 | #![feature(asm, const_fn, no_std)]
Nov 02 23:20:33.793 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 23:20:33.793 INFO kablam! 
Nov 02 23:20:33.794 INFO kablam! error: aborting due to previous error
Nov 02 23:20:33.794 INFO kablam! 
Nov 02 23:20:33.794 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 02 23:20:33.804 INFO kablam! error: Could not compile `cpuio`.
Nov 02 23:20:33.804 INFO kablam! 
Nov 02 23:20:33.804 INFO kablam! To learn more, run the command again with --verbose.
Nov 02 23:20:33.807 INFO kablam! su: No module specific data is present
Nov 02 23:20:34.443 INFO running `"docker" "rm" "-f" "07225d84b0ec9057a239012566cff43cea31c487084e017747f469bfdda80df9"`
Nov 02 23:20:34.663 INFO blam! 07225d84b0ec9057a239012566cff43cea31c487084e017747f469bfdda80df9
