Sep 10 22:46:11.377 INFO checking appendbuf-0.1.6 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 22:46:11.377 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 22:46:11.377 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 22:46:11.536 INFO blam! 51c87fe9fee522dc62ed252be1090d6199c4e14758804fd509e09338583601f6
Sep 10 22:46:11.538 INFO running `"docker" "start" "-a" "51c87fe9fee522dc62ed252be1090d6199c4e14758804fd509e09338583601f6"`
Sep 10 22:46:12.229 INFO kablam! usermod: no changes
Sep 10 22:46:12.290 INFO kablam!     Checking appendbuf v0.1.6 (file:///source)
Sep 10 22:46:12.657 INFO kablam! warning: attribute must be of the form: `#[should_panic]` or `#[should_panic(expected = "error message")]`
Sep 10 22:46:12.657 INFO kablam!    --> src/lib.rs:401:1
Sep 10 22:46:12.657 INFO kablam!     |
Sep 10 22:46:12.657 INFO kablam! 401 | #[should_panic = "the desired offset"]
Sep 10 22:46:12.657 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 22:46:12.657 INFO kablam!     |
Sep 10 22:46:12.658 INFO kablam!     = note: Errors in this attribute were erroneously allowed and will become a hard error in a future release.
Sep 10 22:46:12.658 INFO kablam! 
Sep 10 22:46:12.658 INFO kablam! warning: attribute must be of the form: `#[should_panic]` or `#[should_panic(expected = "error message")]`
Sep 10 22:46:12.658 INFO kablam!    --> src/lib.rs:412:1
Sep 10 22:46:12.658 INFO kablam!     |
Sep 10 22:46:12.658 INFO kablam! 412 | #[should_panic = "the desired length"]
Sep 10 22:46:12.658 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 22:46:12.658 INFO kablam!     |
Sep 10 22:46:12.658 INFO kablam!     = note: Errors in this attribute were erroneously allowed and will become a hard error in a future release.
Sep 10 22:46:12.659 INFO kablam! 
Sep 10 22:46:12.927 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Sep 10 22:46:12.929 INFO kablam! su: No module specific data is present
Sep 10 22:46:13.833 INFO running `"docker" "rm" "-f" "51c87fe9fee522dc62ed252be1090d6199c4e14758804fd509e09338583601f6"`
Sep 10 22:46:13.922 INFO blam! 51c87fe9fee522dc62ed252be1090d6199c4e14758804fd509e09338583601f6