Sep 01 10:42:02.438 INFO checking appendbuf-0.1.6 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Sep 01 10:42:02.438 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Sep 01 10:42:02.438 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/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"`
Sep 01 10:42:02.611 INFO blam! f5fe2aa0aa1f56e447218a6542fe9b274806456e6150f0c227bf01870f0e62dd
Sep 01 10:42:02.611 INFO running `"docker" "start" "-a" "f5fe2aa0aa1f56e447218a6542fe9b274806456e6150f0c227bf01870f0e62dd"`
Sep 01 10:42:03.281 INFO kablam!     Checking appendbuf v0.1.6 (file:///source)
Sep 01 10:42:03.885 INFO kablam! warning: attribute must be of the form: `#[should_panic]` or `#[should_panic(expected = "error message")]`
Sep 01 10:42:03.885 INFO kablam!    --> src/lib.rs:401:1
Sep 01 10:42:03.885 INFO kablam!     |
Sep 01 10:42:03.885 INFO kablam! 401 | #[should_panic = "the desired offset"]
Sep 01 10:42:03.885 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 10:42:03.885 INFO kablam!     |
Sep 01 10:42:03.885 INFO kablam!     = note: Errors in this attribute were erroneously allowed and will become a hard error in a future release.
Sep 01 10:42:03.886 INFO kablam! 
Sep 01 10:42:03.886 INFO kablam! warning: attribute must be of the form: `#[should_panic]` or `#[should_panic(expected = "error message")]`
Sep 01 10:42:03.886 INFO kablam!    --> src/lib.rs:412:1
Sep 01 10:42:03.886 INFO kablam!     |
Sep 01 10:42:03.886 INFO kablam! 412 | #[should_panic = "the desired length"]
Sep 01 10:42:03.886 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 10:42:03.886 INFO kablam!     |
Sep 01 10:42:03.886 INFO kablam!     = note: Errors in this attribute were erroneously allowed and will become a hard error in a future release.
Sep 01 10:42:03.886 INFO kablam! 
Sep 01 10:42:04.562 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Sep 01 10:42:04.565 INFO kablam! su: No module specific data is present
Sep 01 10:42:04.967 INFO running `"docker" "rm" "-f" "f5fe2aa0aa1f56e447218a6542fe9b274806456e6150f0c227bf01870f0e62dd"`
Sep 01 10:42:05.054 INFO blam! f5fe2aa0aa1f56e447218a6542fe9b274806456e6150f0c227bf01870f0e62dd