Aug 31 19:15:01.763 INFO checking panic-halt-0.1.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578 Aug 31 19:15:01.763 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets Aug 31 19:15:01.763 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Aug 31 19:15:01.921 INFO blam! 6d55b80aed307e3c17d8d2165223135c27ad03604defe0244f57a4d6c5804d39 Aug 31 19:15:01.930 INFO running `"docker" "start" "-a" "6d55b80aed307e3c17d8d2165223135c27ad03604defe0244f57a4d6c5804d39"` Aug 31 19:15:02.723 INFO kablam! Checking panic-halt v0.1.0 (file:///source) Aug 31 19:15:03.095 INFO kablam! error[E0152]: duplicate lang item found: `panic_impl`. Aug 31 19:15:03.095 INFO kablam! --> src/lib.rs:27:1 Aug 31 19:15:03.095 INFO kablam! | Aug 31 19:15:03.095 INFO kablam! 27 | / fn panic(info: &PanicInfo) -> ! { Aug 31 19:15:03.095 INFO kablam! 28 | | loop { Aug 31 19:15:03.095 INFO kablam! 29 | | unsafe { Aug 31 19:15:03.095 INFO kablam! 30 | | ptr::read_volatile(&info); Aug 31 19:15:03.095 INFO kablam! 31 | | } Aug 31 19:15:03.095 INFO kablam! 32 | | } Aug 31 19:15:03.095 INFO kablam! 33 | | } Aug 31 19:15:03.095 INFO kablam! | |_^ Aug 31 19:15:03.095 INFO kablam! | Aug 31 19:15:03.095 INFO kablam! = note: first defined in crate `std`. Aug 31 19:15:03.095 INFO kablam! Aug 31 19:15:03.095 INFO kablam! error: aborting due to previous error Aug 31 19:15:03.096 INFO kablam! Aug 31 19:15:03.096 INFO kablam! For more information about this error, try `rustc --explain E0152`. Aug 31 19:15:03.101 INFO kablam! error: Could not compile `panic-halt`. Aug 31 19:15:03.101 INFO kablam! Aug 31 19:15:03.101 INFO kablam! To learn more, run the command again with --verbose. Aug 31 19:15:03.102 INFO kablam! su: No module specific data is present Aug 31 19:15:03.462 INFO running `"docker" "rm" "-f" "6d55b80aed307e3c17d8d2165223135c27ad03604defe0244f57a4d6c5804d39"` Aug 31 19:15:03.564 INFO blam! 6d55b80aed307e3c17d8d2165223135c27ad03604defe0244f57a4d6c5804d39