Sep 21 13:13:57.505 INFO checking atsamd21-hal-0.2.1 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 13:13:57.505 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 13:13:57.505 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-4/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 13:13:57.712 INFO blam! f7a29b167206064c418971e6403729e2e3988fad5b63d81753bce76e2f0a4e88
Sep 21 13:13:57.714 INFO running `"docker" "start" "-a" "f7a29b167206064c418971e6403729e2e3988fad5b63d81753bce76e2f0a4e88"`
Sep 21 13:14:00.242 INFO kablam! usermod: no changes
Sep 21 13:14:00.522 INFO kablam!    Compiling atsamd21g18a v0.3.1
Sep 21 13:14:00.522 INFO kablam!     Checking panic-abort v0.1.1
Sep 21 13:14:00.558 INFO kablam!    Compiling cortex-m-rtfm v0.3.4
Sep 21 13:14:00.559 INFO kablam!    Compiling cortex-m-semihosting v0.2.1
Sep 21 13:14:00.560 INFO kablam!    Compiling mashup-impl v0.1.7
Sep 21 13:14:00.560 INFO kablam!    Compiling synstructure v0.9.0
Sep 21 13:14:00.918 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Sep 21 13:14:00.919 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.1.1/src/lib.rs:25:1
Sep 21 13:14:00.919 INFO kablam!    |
Sep 21 13:14:00.920 INFO kablam! 25 | #[lang = "panic_fmt"]
Sep 21 13:14:00.920 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Sep 21 13:14:00.920 INFO kablam! 
Sep 21 13:14:00.921 INFO kablam! error: aborting due to previous error
Sep 21 13:14:00.921 INFO kablam! 
Sep 21 13:14:00.921 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Sep 21 13:14:00.922 INFO kablam! error: Could not compile `panic-abort`.
Sep 21 13:14:00.923 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 21 13:14:14.062 INFO kablam! error: build failed
Sep 21 13:14:14.064 INFO kablam! su: No module specific data is present
Sep 21 13:14:16.004 INFO running `"docker" "rm" "-f" "f7a29b167206064c418971e6403729e2e3988fad5b63d81753bce76e2f0a4e88"`
Sep 21 13:14:16.129 INFO blam! f7a29b167206064c418971e6403729e2e3988fad5b63d81753bce76e2f0a4e88