Aug 01 20:20:00.912 INFO checking tm4c123x-hal-0.4.0 against 1.27.2 for lazy_static-1
Aug 01 20:20:00.912 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:20:00.912 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:20:00.912 INFO running `"docker" "create" "-v" "/tmp/crater.Pgp2kZeaYzvc:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 20:20:01.148 INFO blam! b0f296fba7267d93c3bfbb4680851e2d37de9a0d07122cba3fc2622e482bc5ab
Aug 01 20:20:01.151 INFO running `"docker" "start" "-a" "b0f296fba7267d93c3bfbb4680851e2d37de9a0d07122cba3fc2622e482bc5ab"`
Aug 01 20:20:02.178 INFO kablam!    Compiling tm4c123x v0.7.0
Aug 01 20:20:02.180 INFO kablam!     Checking bare-metal v0.2.0
Aug 01 20:20:02.182 INFO kablam!     Checking aligned v0.2.0
Aug 01 20:20:02.185 INFO kablam!     Checking nb v0.1.1
Aug 01 20:20:02.187 INFO kablam!    Compiling tm4c123x-hal v0.4.0 (file:///source)
Aug 01 20:20:02.190 INFO kablam!     Checking cast v0.2.2
Aug 01 20:20:02.192 INFO kablam!    Compiling cortex-m v0.5.2
Aug 01 20:20:02.193 INFO kablam!     Checking volatile-register v0.2.0
Aug 01 20:20:03.741 INFO kablam!     Checking embedded-hal v0.2.1
Aug 01 20:20:05.297 INFO kablam!     Checking embedded-hal v0.1.3
Aug 01 20:20:05.785 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:20:05.785 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/embedded-hal-0.1.3/src/lib.rs:681:1
Aug 01 20:20:05.785 INFO kablam!     |
Aug 01 20:20:05.785 INFO kablam! 681 | #![feature(never_type)]
Aug 01 20:20:05.785 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 20:20:05.786 INFO kablam! 
Aug 01 20:20:05.790 INFO kablam! error: aborting due to previous error
Aug 01 20:20:05.790 INFO kablam! 
Aug 01 20:20:05.790 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:20:05.817 INFO kablam! error: Could not compile `embedded-hal`.
Aug 01 20:20:05.817 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 20:20:06.287 INFO kablam! error: build failed
Aug 01 20:20:06.295 INFO kablam! su: No module specific data is present
Aug 01 20:20:07.025 INFO running `"docker" "rm" "-f" "b0f296fba7267d93c3bfbb4680851e2d37de9a0d07122cba3fc2622e482bc5ab"`
Aug 01 20:20:07.202 INFO blam! b0f296fba7267d93c3bfbb4680851e2d37de9a0d07122cba3fc2622e482bc5ab