Jul 12 11:48:50.836 INFO checking cortex-m-rt-0.5.1 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 11:48:50.836 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 11:48:50.837 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 11:48:50.837 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-2/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 11:48:51.086 INFO blam! cf40a6011c5e4913ea56e8461e1da3a0ea5432903d49e3a49f109c64e660337b
Jul 12 11:48:51.088 INFO running `"docker" "start" "-a" "cf40a6011c5e4913ea56e8461e1da3a0ea5432903d49e3a49f109c64e660337b"`
Jul 12 11:48:52.127 INFO kablam!    Compiling cortex-m-semihosting v0.3.0
Jul 12 11:48:52.135 INFO kablam!    Compiling cortex-m-rt v0.5.1 (file:///source)
Jul 12 11:48:54.941 INFO kablam!     Checking panic-semihosting v0.2.0
Jul 12 11:48:55.419 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Jul 12 11:48:55.419 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-semihosting-0.2.0/src/lib.rs:67:1
Jul 12 11:48:55.420 INFO kablam!    |
Jul 12 11:48:55.420 INFO kablam! 67 | #[lang = "panic_fmt"]
Jul 12 11:48:55.420 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Jul 12 11:48:55.420 INFO kablam! 
Jul 12 11:48:55.421 INFO kablam! error: aborting due to previous error
Jul 12 11:48:55.421 INFO kablam! 
Jul 12 11:48:55.422 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Jul 12 11:48:55.435 INFO kablam! error: Could not compile `panic-semihosting`.
Jul 12 11:48:55.440 INFO kablam! warning: build failed, waiting for other jobs to finish...
Jul 12 11:48:55.696 INFO kablam! error: build failed
Jul 12 11:48:55.699 INFO kablam! su: No module specific data is present
Jul 12 11:48:56.258 INFO running `"docker" "rm" "-f" "cf40a6011c5e4913ea56e8461e1da3a0ea5432903d49e3a49f109c64e660337b"`
Jul 12 11:48:56.419 INFO blam! cf40a6011c5e4913ea56e8461e1da3a0ea5432903d49e3a49f109c64e660337b