Aug 02 14:50:20.734 INFO checking arclight-0.0.1 against 1.27.2 for lazy_static-1
Aug 02 14:50:20.734 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:50:20.734 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:50:20.734 INFO running `"docker" "create" "-v" "/tmp/crater.UTzyhGtqTuqA:/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 02 14:50:20.934 INFO blam! ed03f8014f12e8ed46cc8d06ca01f21ea79aaf4ffbd2d90367b5781571ed4b59
Aug 02 14:50:20.936 INFO running `"docker" "start" "-a" "ed03f8014f12e8ed46cc8d06ca01f21ea79aaf4ffbd2d90367b5781571ed4b59"`
Aug 02 14:50:21.955 INFO kablam!     Checking arclight v0.0.1 (file:///source)
Aug 02 14:50:22.379 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:50:22.379 INFO kablam!  --> src/lib.rs:1:1
Aug 02 14:50:22.379 INFO kablam!   |
Aug 02 14:50:22.379 INFO kablam! 1 | #![feature(generators)]
Aug 02 14:50:22.379 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 14:50:22.380 INFO kablam! 
Aug 02 14:50:22.380 INFO kablam! error: aborting due to previous error
Aug 02 14:50:22.381 INFO kablam! 
Aug 02 14:50:22.381 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:50:22.388 INFO kablam! error: Could not compile `arclight`.
Aug 02 14:50:22.388 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:50:22.468 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:50:22.468 INFO kablam!  --> src/lib.rs:1:1
Aug 02 14:50:22.468 INFO kablam!   |
Aug 02 14:50:22.468 INFO kablam! 1 | #![feature(generators)]
Aug 02 14:50:22.468 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 14:50:22.468 INFO kablam! 
Aug 02 14:50:22.468 INFO kablam! error: aborting due to previous error
Aug 02 14:50:22.468 INFO kablam! 
Aug 02 14:50:22.468 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:50:22.476 INFO kablam! error: Could not compile `arclight`.
Aug 02 14:50:22.476 INFO kablam! 
Aug 02 14:50:22.476 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 14:50:22.477 INFO kablam! su: No module specific data is present
Aug 02 14:50:23.046 INFO running `"docker" "rm" "-f" "ed03f8014f12e8ed46cc8d06ca01f21ea79aaf4ffbd2d90367b5781571ed4b59"`
Aug 02 14:50:23.200 INFO blam! ed03f8014f12e8ed46cc8d06ca01f21ea79aaf4ffbd2d90367b5781571ed4b59