Sep 02 07:36:57.737 INFO checking metro_m0-0.1.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 07:36:57.737 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 07:36:57.737 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 07:36:57.902 INFO blam! b8d60943bbe4afeb14b18d87801462a07b6537b8135b5f7e4620f45a9392c40f
Sep 02 07:36:57.903 INFO running `"docker" "start" "-a" "b8d60943bbe4afeb14b18d87801462a07b6537b8135b5f7e4620f45a9392c40f"`
Sep 02 07:36:58.656 INFO kablam!    Compiling cortex-m-rtfm v0.3.4
Sep 02 07:36:58.656 INFO kablam!     Checking rtfm-core v0.2.0
Sep 02 07:36:58.656 INFO kablam!     Checking panic-abort v0.1.1
Sep 02 07:36:58.656 INFO kablam!    Compiling cortex-m-semihosting v0.2.1
Sep 02 07:36:58.666 INFO kablam!     Checking sx1509 v0.2.0
Sep 02 07:36:58.669 INFO kablam!    Compiling syn v0.14.9
Sep 02 07:36:58.673 INFO kablam!     Checking atsamd21g18a v0.2.1
Sep 02 07:36:58.673 INFO kablam!     Checking atsamd21e18a v0.2.0
Sep 02 07:36:58.807 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Sep 02 07:36:58.807 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.1.1/src/lib.rs:25:1
Sep 02 07:36:58.807 INFO kablam!    |
Sep 02 07:36:58.807 INFO kablam! 25 | #[lang = "panic_fmt"]
Sep 02 07:36:58.807 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Sep 02 07:36:58.807 INFO kablam! 
Sep 02 07:36:58.808 INFO kablam! error: aborting due to previous error
Sep 02 07:36:58.808 INFO kablam! 
Sep 02 07:36:58.808 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Sep 02 07:36:58.819 INFO kablam! error: Could not compile `panic-abort`.
Sep 02 07:36:58.819 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 07:37:51.015 INFO kablam! error: build failed
Sep 02 07:37:51.017 INFO kablam! su: No module specific data is present
Sep 02 07:37:51.386 INFO running `"docker" "rm" "-f" "b8d60943bbe4afeb14b18d87801462a07b6537b8135b5f7e4620f45a9392c40f"`
Sep 02 07:37:51.495 INFO blam! b8d60943bbe4afeb14b18d87801462a07b6537b8135b5f7e4620f45a9392c40f