Sep 20 02:26:26.066 INFO checking efm32gg-stk3700-0.1.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 20 02:26:26.066 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 20 02:26:26.067 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-3/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 02:26:26.440 INFO blam! 3d3e7cdc01b24c1a75767f892687b9f970eccc0f4a50ff14124ce497c81bc3a9
Sep 20 02:26:26.451 INFO running `"docker" "start" "-a" "3d3e7cdc01b24c1a75767f892687b9f970eccc0f4a50ff14124ce497c81bc3a9"`
Sep 20 02:26:27.895 INFO kablam! usermod: no changes
Sep 20 02:26:28.039 INFO kablam!    Compiling cortex-m-semihosting v0.3.1
Sep 20 02:26:28.039 INFO kablam!    Compiling cortex-m-rt v0.6.3
Sep 20 02:26:28.039 INFO kablam!     Checking efm32gg990 v0.1.2
Sep 20 02:26:30.803 INFO kablam!     Checking panic-semihosting v0.2.0
Sep 20 02:26:30.862 INFO kablam!     Checking cortex-m-rt v0.5.7
Sep 20 02:26:31.250 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Sep 20 02:26:31.250 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-semihosting-0.2.0/src/lib.rs:67:1
Sep 20 02:26:31.250 INFO kablam!    |
Sep 20 02:26:31.250 INFO kablam! 67 | #[lang = "panic_fmt"]
Sep 20 02:26:31.250 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Sep 20 02:26:31.250 INFO kablam! 
Sep 20 02:26:31.291 INFO kablam! error: aborting due to previous error
Sep 20 02:26:31.291 INFO kablam! 
Sep 20 02:26:31.291 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Sep 20 02:26:31.299 INFO kablam! error: Could not compile `panic-semihosting`.
Sep 20 02:26:31.299 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 02:27:23.514 INFO kablam! error: Could not compile `efm32gg990`.
Sep 20 02:27:23.514 INFO kablam! 
Sep 20 02:27:23.514 INFO kablam! To learn more, run the command again with --verbose.
Sep 20 02:27:23.515 INFO kablam! su: No module specific data is present
Sep 20 02:27:24.212 INFO running `"docker" "rm" "-f" "3d3e7cdc01b24c1a75767f892687b9f970eccc0f4a50ff14124ce497c81bc3a9"`
Sep 20 02:27:24.341 INFO blam! 3d3e7cdc01b24c1a75767f892687b9f970eccc0f4a50ff14124ce497c81bc3a9