Aug 01 21:56:36.258 INFO checking smallbox-0.4.4 against 1.27.2+tmplazy for lazy_static-1
Aug 01 21:56:36.258 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:56:36.258 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:56:36.258 INFO running `"docker" "create" "-v" "/tmp/crater.k1XMn5vyfO2s:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2+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 21:56:36.514 INFO blam! 9f00d4cc99af320e0eb3e01367dbf00a278813695fca0a87a8b8575c62540622
Aug 01 21:56:36.517 INFO running `"docker" "start" "-a" "9f00d4cc99af320e0eb3e01367dbf00a278813695fca0a87a8b8575c62540622"`
Aug 01 21:56:37.417 INFO kablam!     Checking nodrop-union v0.1.9
Aug 01 21:56:37.644 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:56:37.644 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/nodrop-union-0.1.9/src/lib.rs:21:1
Aug 01 21:56:37.644 INFO kablam!    |
Aug 01 21:56:37.644 INFO kablam! 21 | #![feature(untagged_unions)]
Aug 01 21:56:37.644 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:56:37.644 INFO kablam! 
Aug 01 21:56:37.645 INFO kablam! error: aborting due to previous error
Aug 01 21:56:37.645 INFO kablam! 
Aug 01 21:56:37.645 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:56:37.649 INFO kablam! error: Could not compile `nodrop-union`.
Aug 01 21:56:37.649 INFO kablam! 
Aug 01 21:56:37.649 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 21:56:37.650 INFO kablam! su: No module specific data is present
Aug 01 21:56:38.336 INFO running `"docker" "rm" "-f" "9f00d4cc99af320e0eb3e01367dbf00a278813695fca0a87a8b8575c62540622"`
Aug 01 21:56:38.493 INFO blam! 9f00d4cc99af320e0eb3e01367dbf00a278813695fca0a87a8b8575c62540622