Sep 14 13:12:16.952 INFO checking metro_m0-0.1.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 13:12:16.952 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 13:12:16.953 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-5/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 13:12:17.262 INFO blam! 877bae9114fdfeb223984535849af5ba7b16d0fff2b1479a4b55ed3ba836842b
Sep 14 13:12:17.265 INFO running `"docker" "start" "-a" "877bae9114fdfeb223984535849af5ba7b16d0fff2b1479a4b55ed3ba836842b"`
Sep 14 13:12:17.954 INFO kablam! usermod: no changes
Sep 14 13:12:18.103 INFO kablam!    Compiling cortex-m-rtfm v0.3.4
Sep 14 13:12:18.103 INFO kablam!     Checking rtfm-core v0.2.0
Sep 14 13:12:18.103 INFO kablam!     Checking panic-abort v0.1.1
Sep 14 13:12:18.106 INFO kablam!    Compiling cortex-m-semihosting v0.2.1
Sep 14 13:12:18.106 INFO kablam!     Checking sx1509 v0.2.0
Sep 14 13:12:18.112 INFO kablam!    Compiling syn v0.14.9
Sep 14 13:12:18.112 INFO kablam!     Checking atsamd21g18a v0.2.1
Sep 14 13:12:18.112 INFO kablam!     Checking atsamd21e18a v0.2.0
Sep 14 13:12:18.222 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Sep 14 13:12:18.222 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.1.1/src/lib.rs:25:1
Sep 14 13:12:18.222 INFO kablam!    |
Sep 14 13:12:18.222 INFO kablam! 25 | #[lang = "panic_fmt"]
Sep 14 13:12:18.222 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Sep 14 13:12:18.222 INFO kablam! 
Sep 14 13:12:18.222 INFO kablam! error: aborting due to previous error
Sep 14 13:12:18.222 INFO kablam! 
Sep 14 13:12:18.222 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Sep 14 13:12:18.227 INFO kablam! error: Could not compile `panic-abort`.
Sep 14 13:12:18.227 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 13:12:41.770 INFO kablam! error: build failed
Sep 14 13:12:41.775 INFO kablam! su: No module specific data is present
Sep 14 13:12:42.488 INFO running `"docker" "rm" "-f" "877bae9114fdfeb223984535849af5ba7b16d0fff2b1479a4b55ed3ba836842b"`
Sep 14 13:12:42.695 INFO blam! 877bae9114fdfeb223984535849af5ba7b16d0fff2b1479a4b55ed3ba836842b