Sep 21 13:14:20.210 INFO checking atsam4lc8c-0.1.1 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 13:14:20.211 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 13:14:20.211 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-6/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 13:14:20.730 INFO blam! 87b8735a68e8a45b55ffd8cbde8a3850254ec4ae6daa4d22d8530771407b1eaa
Sep 21 13:14:20.732 INFO running `"docker" "start" "-a" "87b8735a68e8a45b55ffd8cbde8a3850254ec4ae6daa4d22d8530771407b1eaa"`
Sep 21 13:14:21.685 INFO kablam! usermod: no changes
Sep 21 13:14:21.801 INFO kablam!    Compiling cortex-m-semihosting v0.3.1
Sep 21 13:14:21.801 INFO kablam!    Compiling cortex-m-rt v0.6.3
Sep 21 13:14:21.801 INFO kablam!    Compiling atsam4lc8c v0.1.1 (/source)
Sep 21 13:14:22.829 INFO kablam!     Checking panic-semihosting v0.2.0
Sep 21 13:14:22.829 INFO kablam!     Checking cortex-m-log v0.2.0
Sep 21 13:14:22.958 INFO kablam!     Checking cortex-m-rt v0.5.7
Sep 21 13:14:22.996 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Sep 21 13:14:22.996 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-semihosting-0.2.0/src/lib.rs:67:1
Sep 21 13:14:22.996 INFO kablam!    |
Sep 21 13:14:22.996 INFO kablam! 67 | #[lang = "panic_fmt"]
Sep 21 13:14:22.996 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Sep 21 13:14:22.996 INFO kablam! 
Sep 21 13:14:23.011 INFO kablam! error: aborting due to previous error
Sep 21 13:14:23.011 INFO kablam! 
Sep 21 13:14:23.011 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Sep 21 13:14:23.016 INFO kablam! error: Could not compile `panic-semihosting`.
Sep 21 13:14:23.016 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 21 13:14:59.843 INFO kablam! error: build failed
Sep 21 13:14:59.845 INFO kablam! su: No module specific data is present
Sep 21 13:15:00.221 INFO running `"docker" "rm" "-f" "87b8735a68e8a45b55ffd8cbde8a3850254ec4ae6daa4d22d8530771407b1eaa"`
Sep 21 13:15:00.281 INFO blam! 87b8735a68e8a45b55ffd8cbde8a3850254ec4ae6daa4d22d8530771407b1eaa