Sep 20 04:08:41.352 INFO checking efm32gg-stk3700-0.1.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 04:08:41.352 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 04:08:41.352 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 04:08:41.560 INFO blam! 9c7dec2f1cd3b4f2956e3f2e82c7ad4e4af0e6c735558dfab895cda3bbc1a320
Sep 20 04:08:41.563 INFO running `"docker" "start" "-a" "9c7dec2f1cd3b4f2956e3f2e82c7ad4e4af0e6c735558dfab895cda3bbc1a320"`
Sep 20 04:08:43.810 INFO kablam! usermod: no changes
Sep 20 04:08:44.064 INFO kablam!    Compiling cortex-m-rt v0.6.3
Sep 20 04:08:44.086 INFO kablam!     Checking efm32gg990 v0.1.2
Sep 20 04:08:44.086 INFO kablam!     Checking panic-semihosting v0.2.0
Sep 20 04:08:44.602 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Sep 20 04:08:44.602 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-semihosting-0.2.0/src/lib.rs:67:1
Sep 20 04:08:44.603 INFO kablam!    |
Sep 20 04:08:44.603 INFO kablam! 67 | #[lang = "panic_fmt"]
Sep 20 04:08:44.603 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Sep 20 04:08:44.603 INFO kablam! 
Sep 20 04:08:44.630 INFO kablam! error: aborting due to previous error
Sep 20 04:08:44.630 INFO kablam! 
Sep 20 04:08:44.631 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Sep 20 04:08:44.650 INFO kablam! error: Could not compile `panic-semihosting`.
Sep 20 04:08:44.650 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 04:09:34.887 INFO kablam! error: Could not compile `efm32gg990`.
Sep 20 04:09:34.887 INFO kablam! 
Sep 20 04:09:34.887 INFO kablam! To learn more, run the command again with --verbose.
Sep 20 04:09:34.888 INFO kablam! su: No module specific data is present
Sep 20 04:09:35.277 INFO running `"docker" "rm" "-f" "9c7dec2f1cd3b4f2956e3f2e82c7ad4e4af0e6c735558dfab895cda3bbc1a320"`
Sep 20 04:09:35.368 INFO blam! 9c7dec2f1cd3b4f2956e3f2e82c7ad4e4af0e6c735558dfab895cda3bbc1a320