Aug 02 11:03:22.656 INFO checking echo-0.0.1 against 1.27.2 for lazy_static-1
Aug 02 11:03:22.656 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:03:22.656 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:03:22.656 INFO running `"docker" "create" "-v" "/tmp/crater.zt3xeZC9A9xy:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2:/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 02 11:03:22.962 INFO blam! 6e367a6c63d1c1b93042a91c1bfd12bcd8ba6d781172878cd33e4e1bf5c807aa
Aug 02 11:03:22.968 INFO running `"docker" "start" "-a" "6e367a6c63d1c1b93042a91c1bfd12bcd8ba6d781172878cd33e4e1bf5c807aa"`
Aug 02 11:03:24.223 INFO kablam!     Checking echo v0.0.1 (file:///source)
Aug 02 11:03:24.740 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:03:24.740 INFO kablam!   --> src/lib.rs:23:1
Aug 02 11:03:24.740 INFO kablam!    |
Aug 02 11:03:24.740 INFO kablam! 23 | #![feature(macro_rules)]
Aug 02 11:03:24.740 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:03:24.740 INFO kablam! 
Aug 02 11:03:24.740 INFO kablam! error: aborting due to previous error
Aug 02 11:03:24.740 INFO kablam! 
Aug 02 11:03:24.740 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:03:24.746 INFO kablam! error: Could not compile `echo`.
Aug 02 11:03:24.746 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 11:03:24.845 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:03:24.845 INFO kablam!   --> src/lib.rs:23:1
Aug 02 11:03:24.846 INFO kablam!    |
Aug 02 11:03:24.846 INFO kablam! 23 | #![feature(macro_rules)]
Aug 02 11:03:24.846 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:03:24.846 INFO kablam! 
Aug 02 11:03:24.846 INFO kablam! error: aborting due to previous error
Aug 02 11:03:24.846 INFO kablam! 
Aug 02 11:03:24.846 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:03:24.861 INFO kablam! error: Could not compile `echo`.
Aug 02 11:03:24.861 INFO kablam! 
Aug 02 11:03:24.861 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 11:03:24.862 INFO kablam! su: No module specific data is present
Aug 02 11:03:26.069 INFO running `"docker" "rm" "-f" "6e367a6c63d1c1b93042a91c1bfd12bcd8ba6d781172878cd33e4e1bf5c807aa"`
Aug 02 11:03:26.154 INFO blam! 6e367a6c63d1c1b93042a91c1bfd12bcd8ba6d781172878cd33e4e1bf5c807aa