Nov 01 23:46:28.041 INFO testing xen-sys-0.0.0-pre against 1.30.0 for beta-1.31-1
Nov 01 23:46:28.043 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-3/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/beta-1.31-1/1.30.0:/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 +1.30.0 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 23:46:28.301 INFO blam! 037fcd969fba63d7ca67ded572d98b20bdc026f77e062dd264eec727a73ea1e7
Nov 01 23:46:28.304 INFO running `"docker" "start" "-a" "037fcd969fba63d7ca67ded572d98b20bdc026f77e062dd264eec727a73ea1e7"`
Nov 01 23:46:29.075 INFO kablam! usermod: no changes
Nov 01 23:46:29.133 INFO kablam!    Compiling xen-sys v0.0.0-pre (/source)
Nov 01 23:46:29.295 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 01 23:46:29.295 INFO kablam!   --> src/lib.rs:11:1
Nov 01 23:46:29.296 INFO kablam!    |
Nov 01 23:46:29.296 INFO kablam! 11 | #![feature(asm)]
Nov 01 23:46:29.296 INFO kablam!    | ^^^^^^^^^^^^^^^^
Nov 01 23:46:29.297 INFO kablam! 
Nov 01 23:46:29.297 INFO kablam! error: aborting due to previous error
Nov 01 23:46:29.297 INFO kablam! 
Nov 01 23:46:29.297 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 01 23:46:29.298 INFO kablam! error: Could not compile `xen-sys`.
Nov 01 23:46:29.298 INFO kablam! 
Nov 01 23:46:29.298 INFO kablam! To learn more, run the command again with --verbose.
Nov 01 23:46:29.299 INFO kablam! su: No module specific data is present
Nov 01 23:46:29.738 INFO running `"docker" "rm" "-f" "037fcd969fba63d7ca67ded572d98b20bdc026f77e062dd264eec727a73ea1e7"`
Nov 01 23:46:29.873 INFO blam! 037fcd969fba63d7ca67ded572d98b20bdc026f77e062dd264eec727a73ea1e7
