Jul 11 20:56:25.866 INFO checking stm32f042-0.5.3 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 11 20:56:25.866 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 20:56:25.867 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 20:56:25.867 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-7/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 11 20:56:26.145 INFO blam! a28c7e62fc33188a6750b725146ca1f22fc3c80858979b3045ebb4e37f19630c
Jul 11 20:56:26.148 INFO running `"docker" "start" "-a" "a28c7e62fc33188a6750b725146ca1f22fc3c80858979b3045ebb4e37f19630c"`
Jul 11 20:56:27.135 INFO kablam!    Compiling cortex-m v0.3.1
Jul 11 20:56:27.135 INFO kablam!     Checking vcell v0.1.0
Jul 11 20:56:27.135 INFO kablam!    Compiling cortex-m v0.4.3
Jul 11 20:56:27.135 INFO kablam!     Checking aligned v0.1.2
Jul 11 20:56:27.144 INFO kablam!    Compiling cortex-m-rt v0.4.0
Jul 11 20:56:27.154 INFO kablam!     Checking bare-metal v0.1.2
Jul 11 20:56:27.161 INFO kablam!     Checking r0 v0.2.2
Jul 11 20:56:27.189 INFO kablam!     Checking untagged-option v0.1.1
Jul 11 20:56:28.411 INFO kablam!     Checking panic-abort v0.1.1
Jul 11 20:56:28.466 INFO kablam!     Checking volatile-register v0.2.0
Jul 11 20:56:28.936 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Jul 11 20:56:28.936 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.1.1/src/lib.rs:25:1
Jul 11 20:56:28.936 INFO kablam!    |
Jul 11 20:56:28.936 INFO kablam! 25 | #[lang = "panic_fmt"]
Jul 11 20:56:28.936 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Jul 11 20:56:28.937 INFO kablam! 
Jul 11 20:56:28.938 INFO kablam! error: aborting due to previous error
Jul 11 20:56:28.938 INFO kablam! 
Jul 11 20:56:28.939 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Jul 11 20:56:28.946 INFO kablam! error: Could not compile `panic-abort`.
Jul 11 20:56:28.947 INFO kablam! warning: build failed, waiting for other jobs to finish...
Jul 11 20:56:31.959 INFO kablam! error: build failed
Jul 11 20:56:31.961 INFO kablam! su: No module specific data is present
Jul 11 20:56:32.441 INFO running `"docker" "rm" "-f" "a28c7e62fc33188a6750b725146ca1f22fc3c80858979b3045ebb4e37f19630c"`
Jul 11 20:56:32.597 INFO blam! a28c7e62fc33188a6750b725146ca1f22fc3c80858979b3045ebb4e37f19630c