Sep 20 06:24:03.721 INFO checking atsam4lc8c-0.1.1 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 06:24:03.721 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 06:24:03.721 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-2/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 06:24:04.208 INFO blam! c5108451fb8426df04045b5366235f650cf1bc1f2bd09f848c31b1eff697b322
Sep 20 06:24:04.211 INFO running `"docker" "start" "-a" "c5108451fb8426df04045b5366235f650cf1bc1f2bd09f848c31b1eff697b322"`
Sep 20 06:24:05.806 INFO kablam! usermod: no changes
Sep 20 06:24:06.014 INFO kablam!    Compiling atsam4lc8c v0.1.1 (/source)
Sep 20 06:24:06.014 INFO kablam!    Compiling cortex-m-rt v0.6.3
Sep 20 06:24:06.034 INFO kablam!     Checking panic-semihosting v0.2.0
Sep 20 06:24:06.034 INFO kablam!     Checking cortex-m-log v0.2.0
Sep 20 06:24:06.702 INFO kablam!     Checking cortex-m-rt v0.5.7
Sep 20 06:24:06.755 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Sep 20 06:24:06.755 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-semihosting-0.2.0/src/lib.rs:67:1
Sep 20 06:24:06.755 INFO kablam!    |
Sep 20 06:24:06.755 INFO kablam! 67 | #[lang = "panic_fmt"]
Sep 20 06:24:06.755 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Sep 20 06:24:06.755 INFO kablam! 
Sep 20 06:24:06.818 INFO kablam! error: aborting due to previous error
Sep 20 06:24:06.818 INFO kablam! 
Sep 20 06:24:06.818 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Sep 20 06:24:06.860 INFO kablam! error: Could not compile `panic-semihosting`.
Sep 20 06:24:06.860 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 06:24:07.469 INFO kablam! error: build failed
Sep 20 06:24:07.471 INFO kablam! su: No module specific data is present
Sep 20 06:24:08.656 INFO running `"docker" "rm" "-f" "c5108451fb8426df04045b5366235f650cf1bc1f2bd09f848c31b1eff697b322"`
Sep 20 06:24:08.775 INFO blam! c5108451fb8426df04045b5366235f650cf1bc1f2bd09f848c31b1eff697b322