Aug 17 09:17:51.356 INFO checking stm32l151-0.2.1 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 09:17:51.356 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 09:17:51.356 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 09:17:51.357 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-3/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 09:17:51.586 INFO blam! 24e6105855e9fd37bde00a5cee8c77c17944f765ddb458e1860955eaf8fe85ea
Aug 17 09:17:51.588 INFO running `"docker" "start" "-a" "24e6105855e9fd37bde00a5cee8c77c17944f765ddb458e1860955eaf8fe85ea"`
Aug 17 09:17:52.808 INFO kablam!    Compiling cortex-m v0.4.3
Aug 17 09:17:52.808 INFO kablam!     Checking untagged-option v0.1.1
Aug 17 09:17:52.808 INFO kablam!     Checking bare-metal v0.1.2
Aug 17 09:17:53.034 INFO kablam! error[E0635]: unknown feature `const_unsafe_cell_new`
Aug 17 09:17:53.034 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/bare-metal-0.1.2/src/lib.rs:5:53
Aug 17 09:17:53.034 INFO kablam!   |
Aug 17 09:17:53.034 INFO kablam! 5 | #![cfg_attr(feature = "const-fn", feature(const_fn, const_unsafe_cell_new))]
Aug 17 09:17:53.035 INFO kablam!   |                                                     ^^^^^^^^^^^^^^^^^^^^^
Aug 17 09:17:53.035 INFO kablam! 
Aug 17 09:17:53.048 INFO kablam! error: aborting due to previous error
Aug 17 09:17:53.048 INFO kablam! 
Aug 17 09:17:53.048 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 17 09:17:53.079 INFO kablam! error: Could not compile `bare-metal`.
Aug 17 09:17:53.079 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 17 09:17:54.167 INFO kablam! error: build failed
Aug 17 09:17:54.170 INFO kablam! su: No module specific data is present
Aug 17 09:17:54.760 INFO running `"docker" "rm" "-f" "24e6105855e9fd37bde00a5cee8c77c17944f765ddb458e1860955eaf8fe85ea"`
Aug 17 09:17:54.943 INFO blam! 24e6105855e9fd37bde00a5cee8c77c17944f765ddb458e1860955eaf8fe85ea