Sep 04 11:01:18.557 INFO checking metro_m0-0.1.0 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 11:01:18.557 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 11:01:18.557 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 11:01:18.716 INFO blam! 3a1a85792d31918a42db7bbb0f2ce7116d217810af17bb873674469d07482356
Sep 04 11:01:18.718 INFO running `"docker" "start" "-a" "3a1a85792d31918a42db7bbb0f2ce7116d217810af17bb873674469d07482356"`
Sep 04 11:01:19.652 INFO kablam!    Compiling cortex-m-rtfm v0.3.4
Sep 04 11:01:19.652 INFO kablam!     Checking rtfm-core v0.2.0
Sep 04 11:01:19.652 INFO kablam!     Checking panic-abort v0.1.1
Sep 04 11:01:19.657 INFO kablam!    Compiling cortex-m-semihosting v0.2.1
Sep 04 11:01:19.661 INFO kablam!     Checking sx1509 v0.2.0
Sep 04 11:01:19.664 INFO kablam!     Checking atsamd21e18a v0.2.0
Sep 04 11:01:19.667 INFO kablam!     Checking atsamd21g18a v0.2.1
Sep 04 11:01:19.671 INFO kablam!    Compiling synstructure v0.9.0
Sep 04 11:01:19.916 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Sep 04 11:01:19.916 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.1.1/src/lib.rs:25:1
Sep 04 11:01:19.916 INFO kablam!    |
Sep 04 11:01:19.916 INFO kablam! 25 | #[lang = "panic_fmt"]
Sep 04 11:01:19.916 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Sep 04 11:01:19.917 INFO kablam! 
Sep 04 11:01:19.919 INFO kablam! error: aborting due to previous error
Sep 04 11:01:19.922 INFO kablam! 
Sep 04 11:01:19.922 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Sep 04 11:01:19.929 INFO kablam! error: Could not compile `panic-abort`.
Sep 04 11:01:19.930 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 04 11:01:55.145 INFO kablam! error: build failed
Sep 04 11:01:55.147 INFO kablam! su: No module specific data is present
Sep 04 11:01:55.679 INFO running `"docker" "rm" "-f" "3a1a85792d31918a42db7bbb0f2ce7116d217810af17bb873674469d07482356"`
Sep 04 11:01:55.816 INFO blam! 3a1a85792d31918a42db7bbb0f2ce7116d217810af17bb873674469d07482356