Oct 31 21:02:53.993 INFO testing sinitcin/poll_engine against beta-2018-10-30 for beta-1.31-1
Oct 31 21:02:53.993 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"`
Oct 31 21:02:54.509 INFO blam! 243236aec1e7ded0132547812b6915f2d6cbdb8d63de3d2ba635fc5253624e49
Oct 31 21:02:54.511 INFO running `"docker" "start" "-a" "243236aec1e7ded0132547812b6915f2d6cbdb8d63de3d2ba635fc5253624e49"`
Oct 31 21:02:55.875 INFO kablam! usermod: no changes
Oct 31 21:02:55.951 INFO kablam!    Compiling serial-core v0.4.0
Oct 31 21:02:55.951 INFO kablam!    Compiling ioctl-rs v0.1.6
Oct 31 21:02:55.951 INFO kablam!    Compiling uuid v0.5.1
Oct 31 21:02:56.755 INFO kablam!    Compiling serial-unix v0.4.0
Oct 31 21:02:57.958 INFO kablam!    Compiling serial v0.4.0
Oct 31 21:02:58.304 INFO kablam!    Compiling channel v0.1.0 (/source)
Oct 31 21:02:58.671 INFO kablam! error[E0554]: #![feature] may not be used on the beta release channel
Oct 31 21:02:58.671 INFO kablam!  --> src/main.rs:1:1
Oct 31 21:02:58.671 INFO kablam!   |
Oct 31 21:02:58.671 INFO kablam! 1 | #![feature(int_to_from_bytes)]
Oct 31 21:02:58.671 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 21:02:58.671 INFO kablam! 
Oct 31 21:02:58.671 INFO kablam! error: aborting due to previous error
Oct 31 21:02:58.671 INFO kablam! 
Oct 31 21:02:58.671 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Oct 31 21:02:58.682 INFO kablam! error: Could not compile `channel`.
Oct 31 21:02:58.682 INFO kablam! 
Oct 31 21:02:58.682 INFO kablam! To learn more, run the command again with --verbose.
Oct 31 21:02:58.684 INFO kablam! su: No module specific data is present
Oct 31 21:02:59.273 INFO running `"docker" "rm" "-f" "243236aec1e7ded0132547812b6915f2d6cbdb8d63de3d2ba635fc5253624e49"`
Oct 31 21:02:59.571 INFO blam! 243236aec1e7ded0132547812b6915f2d6cbdb8d63de3d2ba635fc5253624e49
