Aug 30 10:38:17.840 INFO checking multiboot-0.4.0 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 10:38:17.840 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 10:38:17.840 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-1/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 10:38:17.983 INFO blam! 0c3c64d82df5a177ea6d57479357fea5965c8e73f377158fda6799a914c68cfb
Aug 30 10:38:17.984 INFO running `"docker" "start" "-a" "0c3c64d82df5a177ea6d57479357fea5965c8e73f377158fda6799a914c68cfb"`
Aug 30 10:38:18.813 INFO kablam!     Checking multiboot v0.4.0 (file:///source)
Aug 30 10:38:19.254 INFO kablam! warning: use of deprecated attribute `panic_implementation`: This attribute was renamed to `panic_handler`. See https://github.com/rust-lang/rust/issues/44489#issuecomment-415140224
Aug 30 10:38:19.255 INFO kablam!   --> tests/mbtest.rs:47:1
Aug 30 10:38:19.255 INFO kablam!    |
Aug 30 10:38:19.255 INFO kablam! 47 | #[panic_implementation]
Aug 30 10:38:19.255 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
Aug 30 10:38:19.255 INFO kablam!    |
Aug 30 10:38:19.255 INFO kablam!    = note: #[warn(deprecated)] on by default
Aug 30 10:38:19.255 INFO kablam! 
Aug 30 10:38:19.551 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Aug 30 10:38:19.554 INFO kablam! su: No module specific data is present
Aug 30 10:38:20.289 INFO running `"docker" "rm" "-f" "0c3c64d82df5a177ea6d57479357fea5965c8e73f377158fda6799a914c68cfb"`
Aug 30 10:38:20.386 INFO blam! 0c3c64d82df5a177ea6d57479357fea5965c8e73f377158fda6799a914c68cfb