Aug 17 22:15:11.985 INFO checking gemma_m0-0.1.0 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 22:15:11.985 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 22:15:11.985 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 22:15:11.985 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-6/master#142bb27373126edf8367f526358b6c72ecf1d8df:/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" "-e" "USER_ID=500" "-e" "CMD=cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 22:15:12.244 INFO blam! b07912ce6cf290f9b564e5726e0132bd11fd9985fb9e2c789b60f47b96e01618
Aug 17 22:15:12.247 INFO running `"docker" "start" "-a" "b07912ce6cf290f9b564e5726e0132bd11fd9985fb9e2c789b60f47b96e01618"`
Aug 17 22:15:13.358 INFO kablam!     Checking bare-metal v0.1.2
Aug 17 22:15:13.363 INFO kablam!     Checking panic-abort v0.1.1
Aug 17 22:15:13.363 INFO kablam!    Compiling cortex-m v0.3.1
Aug 17 22:15:13.372 INFO kablam!    Compiling cortex-m v0.4.3
Aug 17 22:15:13.376 INFO kablam!    Compiling cortex-m-rt v0.4.0
Aug 17 22:15:13.694 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Aug 17 22:15:13.694 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.1.1/src/lib.rs:25:1
Aug 17 22:15:13.694 INFO kablam!    |
Aug 17 22:15:13.694 INFO kablam! 25 | #[lang = "panic_fmt"]
Aug 17 22:15:13.694 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Aug 17 22:15:13.694 INFO kablam! 
Aug 17 22:15:13.694 INFO kablam! error: aborting due to previous error
Aug 17 22:15:13.694 INFO kablam! 
Aug 17 22:15:13.695 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Aug 17 22:15:13.701 INFO kablam! error: Could not compile `panic-abort`.
Aug 17 22:15:13.701 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 17 22:15:13.726 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new`
Aug 17 22:15:13.726 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/bare-metal-0.1.2/src/lib.rs:5:53
Aug 17 22:15:13.726 INFO kablam!   |
Aug 17 22:15:13.727 INFO kablam! 5 | #![cfg_attr(feature = "const-fn", feature(const_fn, const_unsafe_cell_new))]
Aug 17 22:15:13.727 INFO kablam!   |                                                     ^^^^^^^^^^^^^^^^^^^^^
Aug 17 22:15:13.727 INFO kablam! 
Aug 17 22:15:13.728 INFO kablam! error: aborting due to previous error
Aug 17 22:15:13.728 INFO kablam! 
Aug 17 22:15:13.728 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 17 22:15:13.758 INFO kablam! error: Could not compile `bare-metal`.
Aug 17 22:15:13.758 INFO kablam! 
Aug 17 22:15:13.758 INFO kablam! To learn more, run the command again with --verbose.
Aug 17 22:15:13.760 INFO kablam! su: No module specific data is present
Aug 17 22:15:14.233 INFO running `"docker" "rm" "-f" "b07912ce6cf290f9b564e5726e0132bd11fd9985fb9e2c789b60f47b96e01618"`
Aug 17 22:15:14.364 INFO blam! b07912ce6cf290f9b564e5726e0132bd11fd9985fb9e2c789b60f47b96e01618