Sep 01 10:17:20.832 INFO checking atsam4lc8c-0.1.1 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 10:17:20.832 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 10:17:20.832 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-0/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 10:17:20.987 INFO blam! 772a3333f2f8de2aebb250da535a4c47bb37e5aecad864158bab71129905749e
Sep 01 10:17:20.988 INFO running `"docker" "start" "-a" "772a3333f2f8de2aebb250da535a4c47bb37e5aecad864158bab71129905749e"`
Sep 01 10:17:21.949 INFO kablam!    Compiling atsam4lc8c v0.1.1 (file:///source)
Sep 01 10:17:21.950 INFO kablam!     Checking panic-semihosting v0.2.0
Sep 01 10:17:21.950 INFO kablam!     Checking cortex-m-log v0.2.0
Sep 01 10:17:22.380 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Sep 01 10:17:22.380 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-semihosting-0.2.0/src/lib.rs:67:1
Sep 01 10:17:22.380 INFO kablam!    |
Sep 01 10:17:22.380 INFO kablam! 67 | #[lang = "panic_fmt"]
Sep 01 10:17:22.380 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Sep 01 10:17:22.380 INFO kablam! 
Sep 01 10:17:22.380 INFO kablam! error: aborting due to previous error
Sep 01 10:17:22.380 INFO kablam! 
Sep 01 10:17:22.380 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Sep 01 10:17:22.385 INFO kablam! error: Could not compile `panic-semihosting`.
Sep 01 10:17:22.385 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 10:17:23.098 INFO kablam! error: build failed
Sep 01 10:17:23.099 INFO kablam! su: No module specific data is present
Sep 01 10:17:23.543 INFO running `"docker" "rm" "-f" "772a3333f2f8de2aebb250da535a4c47bb37e5aecad864158bab71129905749e"`
Sep 01 10:17:23.667 INFO blam! 772a3333f2f8de2aebb250da535a4c47bb37e5aecad864158bab71129905749e