Aug 11 00:55:22.435 INFO checking stm32f767-hal-0.2.0 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 00:55:22.435 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 00:55:22.435 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 00:55:22.435 INFO running `"docker" "create" "-v" "/tmp/crater.BVNfD0JWatan:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-3/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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 +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 00:55:22.680 INFO blam! b2302c017cef8a6b3ed1f3faca1e40a2d05695935ff91138020241aabed674ad
Aug 11 00:55:22.681 INFO running `"docker" "start" "-a" "b2302c017cef8a6b3ed1f3faca1e40a2d05695935ff91138020241aabed674ad"`
Aug 11 00:55:23.710 INFO kablam!    Compiling cc v1.0.18
Aug 11 00:55:23.714 INFO kablam!     Checking bare-metal v0.2.1
Aug 11 00:55:23.714 INFO kablam!    Compiling stm32f7 v0.2.2
Aug 11 00:55:23.714 INFO kablam!     Checking r0 v0.2.2
Aug 11 00:55:23.714 INFO kablam!     Checking void v1.0.2
Aug 11 00:55:23.714 INFO kablam!     Checking nb v0.1.1
Aug 11 00:55:23.715 INFO kablam!     Checking panic-abort v0.2.0
Aug 11 00:55:23.716 INFO kablam!     Checking cast v0.2.2
Aug 11 00:55:24.066 INFO kablam!     Checking numtoa v0.0.7
Aug 11 00:55:24.668 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new`
Aug 11 00:55:24.668 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/bare-metal-0.2.1/src/lib.rs:7:23
Aug 11 00:55:24.668 INFO kablam!   |
Aug 11 00:55:24.668 INFO kablam! 7 |     feature(const_fn, const_unsafe_cell_new)
Aug 11 00:55:24.668 INFO kablam!   |                       ^^^^^^^^^^^^^^^^^^^^^
Aug 11 00:55:24.668 INFO kablam! 
Aug 11 00:55:24.674 INFO kablam!     Checking embedded-hal v0.2.1
Aug 11 00:55:24.718 INFO kablam! error: aborting due to previous error
Aug 11 00:55:24.718 INFO kablam! 
Aug 11 00:55:24.718 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 11 00:55:24.724 INFO kablam! error: Could not compile `bare-metal`.
Aug 11 00:55:24.725 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 11 00:55:33.161 INFO kablam! error: build failed
Aug 11 00:55:33.164 INFO kablam! su: No module specific data is present
Aug 11 00:55:33.728 INFO running `"docker" "rm" "-f" "b2302c017cef8a6b3ed1f3faca1e40a2d05695935ff91138020241aabed674ad"`
Aug 11 00:55:33.915 INFO blam! b2302c017cef8a6b3ed1f3faca1e40a2d05695935ff91138020241aabed674ad