Sep 10 14:40:13.936 INFO checking metro_m0-0.1.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 14:40:13.936 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 14:40:13.936 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 14:40:14.164 INFO blam! c3dd280a5ad840fa0de465607cb62a98e37a5b1fe21079f54b90f6b6ff86fd8b
Sep 10 14:40:14.165 INFO running `"docker" "start" "-a" "c3dd280a5ad840fa0de465607cb62a98e37a5b1fe21079f54b90f6b6ff86fd8b"`
Sep 10 14:40:15.064 INFO kablam! usermod: no changes
Sep 10 14:40:15.164 INFO kablam!    Compiling cortex-m-rtfm v0.3.4
Sep 10 14:40:15.164 INFO kablam!     Checking rtfm-core v0.2.0
Sep 10 14:40:15.164 INFO kablam!     Checking panic-abort v0.1.1
Sep 10 14:40:15.164 INFO kablam!    Compiling cortex-m-semihosting v0.2.1
Sep 10 14:40:15.165 INFO kablam!     Checking sx1509 v0.2.0
Sep 10 14:40:15.166 INFO kablam!    Compiling syn v0.14.9
Sep 10 14:40:15.166 INFO kablam!     Checking atsamd21g18a v0.2.1
Sep 10 14:40:15.166 INFO kablam!     Checking atsamd21e18a v0.2.0
Sep 10 14:40:15.602 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Sep 10 14:40:15.602 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.1.1/src/lib.rs:25:1
Sep 10 14:40:15.602 INFO kablam!    |
Sep 10 14:40:15.602 INFO kablam! 25 | #[lang = "panic_fmt"]
Sep 10 14:40:15.602 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Sep 10 14:40:15.602 INFO kablam! 
Sep 10 14:40:15.602 INFO kablam! error: aborting due to previous error
Sep 10 14:40:15.602 INFO kablam! 
Sep 10 14:40:15.602 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Sep 10 14:40:15.602 INFO kablam! error: Could not compile `panic-abort`.
Sep 10 14:40:15.602 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 14:40:43.875 INFO kablam! error: build failed
Sep 10 14:40:43.875 INFO kablam! su: No module specific data is present
Sep 10 14:40:44.357 INFO running `"docker" "rm" "-f" "c3dd280a5ad840fa0de465607cb62a98e37a5b1fe21079f54b90f6b6ff86fd8b"`
Sep 10 14:40:44.428 INFO blam! c3dd280a5ad840fa0de465607cb62a98e37a5b1fe21079f54b90f6b6ff86fd8b