Dec 02 10:41:39.175 INFO testing xen-0.0.0-pre against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 02 10:41:39.175 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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"`
Dec 02 10:41:39.479 INFO [stdout] 9f91b700a54ad526905de19dbd422aa52e0740e1a43fd14520af4e1547609ce3
Dec 02 10:41:39.485 INFO running `"docker" "start" "-a" "9f91b700a54ad526905de19dbd422aa52e0740e1a43fd14520af4e1547609ce3"`
Dec 02 10:41:40.116 INFO [stderr] usermod: no changes
Dec 02 10:41:40.147 INFO [stderr]    Compiling xen-sys v0.0.0-pre
Dec 02 10:41:40.220 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 02 10:41:40.220 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/xen-sys-0.0.0-pre/src/lib.rs:11:1
Dec 02 10:41:40.220 INFO [stderr]    |
Dec 02 10:41:40.220 INFO [stderr] 11 | #![feature(asm)]
Dec 02 10:41:40.220 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 02 10:41:40.220 INFO [stderr] 
Dec 02 10:41:40.220 INFO [stderr] error: aborting due to previous error
Dec 02 10:41:40.220 INFO [stderr] 
Dec 02 10:41:40.220 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 10:41:40.222 INFO [stderr] error: Could not compile `xen-sys`.
Dec 02 10:41:40.222 INFO [stderr] 
Dec 02 10:41:40.222 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 10:41:40.222 INFO [stderr] su: No module specific data is present
Dec 02 10:41:40.600 INFO running `"docker" "inspect" "9f91b700a54ad526905de19dbd422aa52e0740e1a43fd14520af4e1547609ce3"`
Dec 02 10:41:40.733 INFO running `"docker" "rm" "-f" "9f91b700a54ad526905de19dbd422aa52e0740e1a43fd14520af4e1547609ce3"`
Dec 02 10:41:40.877 INFO [stdout] 9f91b700a54ad526905de19dbd422aa52e0740e1a43fd14520af4e1547609ce3