Aug 02 04:40:12.625 INFO checking maskerad_stack_allocator-1.1.2 against 1.27.2+tmplazy for lazy_static-1
Aug 02 04:40:12.625 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:40:12.625 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:40:12.625 INFO running `"docker" "create" "-v" "/tmp/crater.oWHzjoPcoUcW:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2+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 04:40:12.773 INFO blam! 7d2a0969cbc6716d46a80090c077f39c120db434e2428d80700e079db5d3511f
Aug 02 04:40:12.775 INFO running `"docker" "start" "-a" "7d2a0969cbc6716d46a80090c077f39c120db434e2428d80700e079db5d3511f"`
Aug 02 04:40:14.176 INFO kablam!     Checking maskerad_stack_allocator v1.1.2 (file:///source)
Aug 02 04:40:14.694 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:40:14.694 INFO kablam!   --> src/lib.rs:21:1
Aug 02 04:40:14.695 INFO kablam!    |
Aug 02 04:40:14.695 INFO kablam! 21 | #![feature(alloc)]
Aug 02 04:40:14.695 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Aug 02 04:40:14.695 INFO kablam! 
Aug 02 04:40:14.695 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:40:14.695 INFO kablam!   --> src/lib.rs:22:1
Aug 02 04:40:14.695 INFO kablam!    |
Aug 02 04:40:14.695 INFO kablam! 22 | #![feature(offset_to)]
Aug 02 04:40:14.695 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:40:14.695 INFO kablam! 
Aug 02 04:40:14.695 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:40:14.695 INFO kablam!   --> src/lib.rs:23:1
Aug 02 04:40:14.695 INFO kablam!    |
Aug 02 04:40:14.695 INFO kablam! 23 | #![feature(allocator_api)]
Aug 02 04:40:14.695 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:40:14.695 INFO kablam! 
Aug 02 04:40:14.704 INFO kablam! error: aborting due to 3 previous errors
Aug 02 04:40:14.704 INFO kablam! 
Aug 02 04:40:14.704 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:40:14.713 INFO kablam! error: Could not compile `maskerad_stack_allocator`.
Aug 02 04:40:14.713 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:40:14.992 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:40:14.992 INFO kablam!   --> src/lib.rs:21:1
Aug 02 04:40:14.992 INFO kablam!    |
Aug 02 04:40:14.992 INFO kablam! 21 | #![feature(alloc)]
Aug 02 04:40:14.992 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Aug 02 04:40:14.992 INFO kablam! 
Aug 02 04:40:14.993 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:40:14.993 INFO kablam!   --> src/lib.rs:22:1
Aug 02 04:40:14.993 INFO kablam!    |
Aug 02 04:40:14.993 INFO kablam! 22 | #![feature(offset_to)]
Aug 02 04:40:14.993 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:40:14.994 INFO kablam! 
Aug 02 04:40:14.994 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:40:14.994 INFO kablam!   --> src/lib.rs:23:1
Aug 02 04:40:14.994 INFO kablam!    |
Aug 02 04:40:14.994 INFO kablam! 23 | #![feature(allocator_api)]
Aug 02 04:40:14.994 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:40:14.994 INFO kablam! 
Aug 02 04:40:14.998 INFO kablam! error: aborting due to 3 previous errors
Aug 02 04:40:14.999 INFO kablam! 
Aug 02 04:40:14.999 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:40:15.010 INFO kablam! error: Could not compile `maskerad_stack_allocator`.
Aug 02 04:40:15.010 INFO kablam! 
Aug 02 04:40:15.010 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 04:40:15.012 INFO kablam! su: No module specific data is present
Aug 02 04:40:15.698 INFO running `"docker" "rm" "-f" "7d2a0969cbc6716d46a80090c077f39c120db434e2428d80700e079db5d3511f"`
Aug 02 04:40:15.879 INFO blam! 7d2a0969cbc6716d46a80090c077f39c120db434e2428d80700e079db5d3511f