Aug 31 06:46:42.181 INFO checking SimonSapin/rust-on-bbc-microbit against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 06:46:42.181 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 06:46:42.181 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-1/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 06:46:42.422 INFO blam! 509a7db4731c5dd41a0624a08150bd75151bef3d646dcadf1c0a78faeebe5ea0
Aug 31 06:46:42.424 INFO running `"docker" "start" "-a" "509a7db4731c5dd41a0624a08150bd75151bef3d646dcadf1c0a78faeebe5ea0"`
Aug 31 06:46:43.367 INFO kablam!     Checking rust-on-bbc-microbit v0.1.0 (file:///source)
Aug 31 06:46:43.600 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Aug 31 06:46:43.601 INFO kablam!   --> src/lib.rs:29:1
Aug 31 06:46:43.601 INFO kablam!    |
Aug 31 06:46:43.601 INFO kablam! 29 | #[lang = "panic_fmt"]
Aug 31 06:46:43.601 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Aug 31 06:46:43.601 INFO kablam! 
Aug 31 06:46:43.601 INFO kablam! error: `#[panic_implementation]` function required, but not found
Aug 31 06:46:43.601 INFO kablam! 
Aug 31 06:46:43.606 INFO kablam! error: aborting due to 2 previous errors
Aug 31 06:46:43.606 INFO kablam! 
Aug 31 06:46:43.606 INFO kablam! For more information about this error, try `rustc --explain E0522`.
Aug 31 06:46:43.615 INFO kablam! error: Could not compile `rust-on-bbc-microbit`.
Aug 31 06:46:43.615 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 31 06:46:43.799 INFO kablam! error[E0522]: definition of an unknown language item: `panic_fmt`
Aug 31 06:46:43.799 INFO kablam!   --> src/lib.rs:29:1
Aug 31 06:46:43.799 INFO kablam!    |
Aug 31 06:46:43.799 INFO kablam! 29 | #[lang = "panic_fmt"]
Aug 31 06:46:43.799 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
Aug 31 06:46:43.800 INFO kablam! 
Aug 31 06:46:43.800 INFO kablam! error[E0152]: duplicate lang item found: `eh_personality`.
Aug 31 06:46:43.801 INFO kablam!   --> src/lib.rs:44:1
Aug 31 06:46:43.801 INFO kablam!    |
Aug 31 06:46:43.801 INFO kablam! 44 | extern fn eh_personality() {}
Aug 31 06:46:43.801 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 06:46:43.801 INFO kablam!    |
Aug 31 06:46:43.801 INFO kablam!    = note: first defined in crate `panic_unwind`.
Aug 31 06:46:43.801 INFO kablam! 
Aug 31 06:46:43.804 INFO kablam! error: aborting due to 2 previous errors
Aug 31 06:46:43.805 INFO kablam! 
Aug 31 06:46:43.805 INFO kablam! Some errors occurred: E0152, E0522.
Aug 31 06:46:43.805 INFO kablam! For more information about an error, try `rustc --explain E0152`.
Aug 31 06:46:43.811 INFO kablam! error: Could not compile `rust-on-bbc-microbit`.
Aug 31 06:46:43.811 INFO kablam! 
Aug 31 06:46:43.812 INFO kablam! To learn more, run the command again with --verbose.
Aug 31 06:46:43.813 INFO kablam! su: No module specific data is present
Aug 31 06:46:44.375 INFO running `"docker" "rm" "-f" "509a7db4731c5dd41a0624a08150bd75151bef3d646dcadf1c0a78faeebe5ea0"`
Aug 31 06:46:44.548 INFO blam! 509a7db4731c5dd41a0624a08150bd75151bef3d646dcadf1c0a78faeebe5ea0