Aug 18 03:23:35.654 INFO checking atsam4lc8c-0.1.1 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 18 03:23:35.654 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 18 03:23:35.654 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 18 03:23:35.654 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-7/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 18 03:23:35.885 INFO blam! 4f6c15cd9a569e9728349c451d04db7c5e95659b3692b56cd18e23c7083ab1b1
Aug 18 03:23:35.888 INFO running `"docker" "start" "-a" "4f6c15cd9a569e9728349c451d04db7c5e95659b3692b56cd18e23c7083ab1b1"`
Aug 18 03:23:37.337 INFO kablam!    Compiling atsam4lc8c v0.1.1 (file:///source)
Aug 18 03:23:37.372 INFO kablam!    Compiling cortex-m-rt v0.5.2
Aug 18 03:23:37.375 INFO kablam!    Compiling cortex-m-semihosting v0.3.0
Aug 18 03:23:37.871 INFO kablam!     Checking panic-semihosting v0.2.0
Aug 18 03:23:37.872 INFO kablam!     Checking cortex-m-log v0.2.0
Aug 18 03:23:38.363 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Aug 18 03:23:38.363 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-semihosting-0.2.0/src/lib.rs:67:1
Aug 18 03:23:38.364 INFO kablam!    |
Aug 18 03:23:38.364 INFO kablam! 67 | #[lang = "panic_fmt"]
Aug 18 03:23:38.364 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Aug 18 03:23:38.364 INFO kablam! 
Aug 18 03:23:38.364 INFO kablam! error: aborting due to previous error
Aug 18 03:23:38.364 INFO kablam! 
Aug 18 03:23:38.365 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Aug 18 03:23:38.375 INFO kablam! error: Could not compile `panic-semihosting`.
Aug 18 03:23:38.375 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 18 03:23:39.531 INFO kablam! error: build failed
Aug 18 03:23:39.532 INFO kablam! su: No module specific data is present
Aug 18 03:23:39.979 INFO running `"docker" "rm" "-f" "4f6c15cd9a569e9728349c451d04db7c5e95659b3692b56cd18e23c7083ab1b1"`
Aug 18 03:23:40.146 INFO blam! 4f6c15cd9a569e9728349c451d04db7c5e95659b3692b56cd18e23c7083ab1b1