Aug 31 21:03:34.817 INFO checking mpack-0.1.2 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 21:03:34.817 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 21:03:34.817 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-0/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 21:03:35.062 INFO blam! ac0f884bab20efd7358c770a4d4b073e5ccee2e8cd35b687e6dbe3670f084c37
Aug 31 21:03:35.064 INFO running `"docker" "start" "-a" "ac0f884bab20efd7358c770a4d4b073e5ccee2e8cd35b687e6dbe3670f084c37"`
Aug 31 21:03:35.873 INFO kablam!     Checking mpack v0.1.2 (file:///source)
Aug 31 21:03:36.288 INFO kablam! warning: unused macro definition
Aug 31 21:03:36.288 INFO kablam!   --> src/lib.rs:38:1
Aug 31 21:03:36.288 INFO kablam!    |
Aug 31 21:03:36.288 INFO kablam! 38 | / macro_rules! nth_byte(
Aug 31 21:03:36.288 INFO kablam! 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Aug 31 21:03:36.288 INFO kablam! 40 | | );
Aug 31 21:03:36.289 INFO kablam!    | |__^
Aug 31 21:03:36.289 INFO kablam!    |
Aug 31 21:03:36.289 INFO kablam!    = note: #[warn(unused_macros)] on by default
Aug 31 21:03:36.289 INFO kablam! 
Aug 31 21:03:36.464 INFO kablam! warning: unused macro definition
Aug 31 21:03:36.464 INFO kablam!   --> src/lib.rs:38:1
Aug 31 21:03:36.464 INFO kablam!    |
Aug 31 21:03:36.464 INFO kablam! 38 | / macro_rules! nth_byte(
Aug 31 21:03:36.464 INFO kablam! 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Aug 31 21:03:36.464 INFO kablam! 40 | | );
Aug 31 21:03:36.464 INFO kablam!    | |__^
Aug 31 21:03:36.464 INFO kablam!    |
Aug 31 21:03:36.464 INFO kablam!    = note: #[warn(unused_macros)] on by default
Aug 31 21:03:36.464 INFO kablam! 
Aug 31 21:03:36.470 INFO kablam! warning: unused import: `std::mem`
Aug 31 21:03:36.470 INFO kablam!    --> src/lib.rs:717:9
Aug 31 21:03:36.471 INFO kablam!     |
Aug 31 21:03:36.471 INFO kablam! 717 |     use std::mem;
Aug 31 21:03:36.471 INFO kablam!     |         ^^^^^^^^
Aug 31 21:03:36.471 INFO kablam!     |
Aug 31 21:03:36.471 INFO kablam!     = note: #[warn(unused_imports)] on by default
Aug 31 21:03:36.471 INFO kablam! 
Aug 31 21:03:36.471 INFO kablam! warning: unused import: `std::slice`
Aug 31 21:03:36.471 INFO kablam!    --> src/lib.rs:718:9
Aug 31 21:03:36.471 INFO kablam!     |
Aug 31 21:03:36.471 INFO kablam! 718 |     use std::slice;
Aug 31 21:03:36.471 INFO kablam!     |         ^^^^^^^^^^
Aug 31 21:03:36.471 INFO kablam! 
Aug 31 21:03:37.787 INFO kablam! warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Aug 31 21:03:37.787 INFO kablam!    --> src/lib.rs:820:9
Aug 31 21:03:37.787 INFO kablam!     |
Aug 31 21:03:37.787 INFO kablam! 820 |         assert_eq!(x.b, 42);
Aug 31 21:03:37.787 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Aug 31 21:03:37.788 INFO kablam!     |
Aug 31 21:03:37.788 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Aug 31 21:03:37.788 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Aug 31 21:03:37.788 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Aug 31 21:03:37.788 INFO kablam!     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Aug 31 21:03:37.788 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Aug 31 21:03:37.788 INFO kablam! 
Aug 31 21:03:37.828 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
Aug 31 21:03:37.831 INFO kablam! su: No module specific data is present
Aug 31 21:03:38.299 INFO running `"docker" "rm" "-f" "ac0f884bab20efd7358c770a4d4b073e5ccee2e8cd35b687e6dbe3670f084c37"`
Aug 31 21:03:38.398 INFO blam! ac0f884bab20efd7358c770a4d4b073e5ccee2e8cd35b687e6dbe3670f084c37