Aug 01 23:56:10.791 INFO checking rundo_attrsca-0.1.0 against 1.27.2 for lazy_static-1
Aug 01 23:56:10.791 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:56:10.791 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:56:10.791 INFO running `"docker" "create" "-v" "/tmp/crater.oKnwTiyS6Fo1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2:/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 23:56:11.022 INFO blam! 8cac65d609e150909bf3ab29c64821039b1b6e694a73e366b55c6aba7c2c23bb
Aug 01 23:56:11.025 INFO running `"docker" "start" "-a" "8cac65d609e150909bf3ab29c64821039b1b6e694a73e366b55c6aba7c2c23bb"`
Aug 01 23:56:12.232 INFO kablam!    Compiling difference v2.0.0
Aug 01 23:56:12.238 INFO kablam!    Compiling syn v0.12.15
Aug 01 23:56:13.065 INFO kablam!     Checking rundo_types v0.1.1
Aug 01 23:56:35.935 INFO kablam!     Checking rundo_attrsca v0.1.0 (file:///source)
Aug 01 23:56:38.392 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:56:38.392 INFO kablam!  --> src/lib.rs:2:1
Aug 01 23:56:38.392 INFO kablam!   |
Aug 01 23:56:38.392 INFO kablam! 2 | #![feature(proc_macro)]
Aug 01 23:56:38.392 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:56:38.392 INFO kablam! 
Aug 01 23:56:38.394 INFO kablam! error: aborting due to previous error
Aug 01 23:56:38.394 INFO kablam! 
Aug 01 23:56:38.394 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:56:38.425 INFO kablam! error: Could not compile `rundo_attrsca`.
Aug 01 23:56:38.426 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 23:56:38.731 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:56:38.731 INFO kablam!  --> src/lib.rs:2:1
Aug 01 23:56:38.731 INFO kablam!   |
Aug 01 23:56:38.731 INFO kablam! 2 | #![feature(proc_macro)]
Aug 01 23:56:38.731 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:56:38.731 INFO kablam! 
Aug 01 23:56:38.733 INFO kablam! error: aborting due to previous error
Aug 01 23:56:38.733 INFO kablam! 
Aug 01 23:56:38.733 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:56:38.753 INFO kablam! error: Could not compile `rundo_attrsca`.
Aug 01 23:56:38.754 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 23:56:58.337 INFO kablam! error: build failed
Aug 01 23:56:58.339 INFO kablam! su: No module specific data is present
Aug 01 23:56:58.870 INFO running `"docker" "rm" "-f" "8cac65d609e150909bf3ab29c64821039b1b6e694a73e366b55c6aba7c2c23bb"`
Aug 01 23:56:59.029 INFO blam! 8cac65d609e150909bf3ab29c64821039b1b6e694a73e366b55c6aba7c2c23bb