Aug 01 22:43:01.744 INFO checking sendfile-0.2.0 against 1.27.2 for lazy_static-1
Aug 01 22:43:01.744 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 22:43:01.744 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 22:43:01.744 INFO running `"docker" "create" "-v" "/tmp/crater.1EfKtQdsL0V6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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 22:43:01.974 INFO blam! 1327b52239982bc3dcd1c5a00d3163ab6c1b8eaf6ec4c982180c092da0d5a066
Aug 01 22:43:01.976 INFO running `"docker" "start" "-a" "1327b52239982bc3dcd1c5a00d3163ab6c1b8eaf6ec4c982180c092da0d5a066"`
Aug 01 22:43:02.805 INFO kablam!     Checking syscall v0.2.1
Aug 01 22:43:02.999 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 22:43:02.999 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/syscall-0.2.1/src/lib.rs:15:1
Aug 01 22:43:02.999 INFO kablam!    |
Aug 01 22:43:02.999 INFO kablam! 15 | #![feature(asm)]
Aug 01 22:43:02.999 INFO kablam!    | ^^^^^^^^^^^^^^^^
Aug 01 22:43:02.999 INFO kablam! 
Aug 01 22:43:03.000 INFO kablam! error: aborting due to previous error
Aug 01 22:43:03.000 INFO kablam! 
Aug 01 22:43:03.000 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 22:43:03.006 INFO kablam! error: Could not compile `syscall`.
Aug 01 22:43:03.007 INFO kablam! 
Aug 01 22:43:03.007 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 22:43:03.009 INFO kablam! su: No module specific data is present
Aug 01 22:43:03.530 INFO running `"docker" "rm" "-f" "1327b52239982bc3dcd1c5a00d3163ab6c1b8eaf6ec4c982180c092da0d5a066"`
Aug 01 22:43:03.689 INFO blam! 1327b52239982bc3dcd1c5a00d3163ab6c1b8eaf6ec4c982180c092da0d5a066