Aug 01 18:29:59.749 INFO checking xen-0.0.0-pre against 1.27.2+tmplazy for lazy_static-1
Aug 01 18:29:59.749 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:29:59.749 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:29:59.749 INFO running `"docker" "create" "-v" "/tmp/crater.yAokl6FgVv8p:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2+tmplazy:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 18:29:59.982 INFO blam! a6692f59df02906987890d3fb75086ff6421301f40e7ad6b10e44cb0aa4b5ef2
Aug 01 18:29:59.985 INFO running `"docker" "start" "-a" "a6692f59df02906987890d3fb75086ff6421301f40e7ad6b10e44cb0aa4b5ef2"`
Aug 01 18:30:01.037 INFO kablam!     Checking xen-sys v0.0.0-pre
Aug 01 18:30:01.189 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:30:01.189 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/xen-sys-0.0.0-pre/src/lib.rs:11:1
Aug 01 18:30:01.189 INFO kablam!    |
Aug 01 18:30:01.189 INFO kablam! 11 | #![feature(asm)]
Aug 01 18:30:01.189 INFO kablam!    | ^^^^^^^^^^^^^^^^
Aug 01 18:30:01.189 INFO kablam! 
Aug 01 18:30:01.190 INFO kablam! error: aborting due to previous error
Aug 01 18:30:01.190 INFO kablam! 
Aug 01 18:30:01.190 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:30:01.199 INFO kablam! error: Could not compile `xen-sys`.
Aug 01 18:30:01.200 INFO kablam! 
Aug 01 18:30:01.200 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 18:30:01.200 INFO kablam! su: No module specific data is present
Aug 01 18:30:01.786 INFO running `"docker" "rm" "-f" "a6692f59df02906987890d3fb75086ff6421301f40e7ad6b10e44cb0aa4b5ef2"`
Aug 01 18:30:01.922 INFO blam! a6692f59df02906987890d3fb75086ff6421301f40e7ad6b10e44cb0aa4b5ef2