Aug 02 11:03:22.438 INFO checking echo-0.0.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 11:03:22.438 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:03:22.438 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:03:22.438 INFO running `"docker" "create" "-v" "/tmp/crater.0hWejiGGBM3Z:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2+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 02 11:03:22.787 INFO blam! 23098c08c9cfdf69309cac018bcb4c5552f279f621aa9acabf0011192fd9c239
Aug 02 11:03:22.789 INFO running `"docker" "start" "-a" "23098c08c9cfdf69309cac018bcb4c5552f279f621aa9acabf0011192fd9c239"`
Aug 02 11:03:24.072 INFO kablam!     Checking echo v0.0.1 (file:///source)
Aug 02 11:03:24.592 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:03:24.592 INFO kablam!   --> src/lib.rs:23:1
Aug 02 11:03:24.592 INFO kablam!    |
Aug 02 11:03:24.592 INFO kablam! 23 | #![feature(macro_rules)]
Aug 02 11:03:24.592 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:03:24.620 INFO kablam! 
Aug 02 11:03:24.621 INFO kablam! error: aborting due to previous error
Aug 02 11:03:24.621 INFO kablam! 
Aug 02 11:03:24.621 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:03:24.643 INFO kablam! error: Could not compile `echo`.
Aug 02 11:03:24.643 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 11:03:24.771 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:03:24.771 INFO kablam!   --> src/lib.rs:23:1
Aug 02 11:03:24.771 INFO kablam!    |
Aug 02 11:03:24.771 INFO kablam! 23 | #![feature(macro_rules)]
Aug 02 11:03:24.771 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:03:24.771 INFO kablam! 
Aug 02 11:03:24.771 INFO kablam! error: aborting due to previous error
Aug 02 11:03:24.771 INFO kablam! 
Aug 02 11:03:24.771 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:03:24.778 INFO kablam! error: Could not compile `echo`.
Aug 02 11:03:24.778 INFO kablam! 
Aug 02 11:03:24.778 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 11:03:24.779 INFO kablam! su: No module specific data is present
Aug 02 11:03:25.819 INFO running `"docker" "rm" "-f" "23098c08c9cfdf69309cac018bcb4c5552f279f621aa9acabf0011192fd9c239"`
Aug 02 11:03:25.924 INFO blam! 23098c08c9cfdf69309cac018bcb4c5552f279f621aa9acabf0011192fd9c239