Aug 31 21:03:35.498 INFO checking mpack-0.1.2 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 21:03:35.498 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 21:03:35.498 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 21:03:35.650 INFO blam! b48215f71d2aa46ae1131cfbe46000a880d501868e0a5a9340799fcf035f0e94
Aug 31 21:03:35.652 INFO running `"docker" "start" "-a" "b48215f71d2aa46ae1131cfbe46000a880d501868e0a5a9340799fcf035f0e94"`
Aug 31 21:03:36.371 INFO kablam!     Checking mpack v0.1.2 (file:///source)
Aug 31 21:03:36.843 INFO kablam! warning: unused macro definition
Aug 31 21:03:36.843 INFO kablam!   --> src/lib.rs:38:1
Aug 31 21:03:36.843 INFO kablam!    |
Aug 31 21:03:36.843 INFO kablam! 38 | / macro_rules! nth_byte(
Aug 31 21:03:36.843 INFO kablam! 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Aug 31 21:03:36.843 INFO kablam! 40 | | );
Aug 31 21:03:36.843 INFO kablam!    | |__^
Aug 31 21:03:36.843 INFO kablam!    |
Aug 31 21:03:36.843 INFO kablam!    = note: #[warn(unused_macros)] on by default
Aug 31 21:03:36.844 INFO kablam! 
Aug 31 21:03:37.168 INFO kablam! warning: unused macro definition
Aug 31 21:03:37.168 INFO kablam!   --> src/lib.rs:38:1
Aug 31 21:03:37.168 INFO kablam!    |
Aug 31 21:03:37.168 INFO kablam! 38 | / macro_rules! nth_byte(
Aug 31 21:03:37.169 INFO kablam! 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Aug 31 21:03:37.169 INFO kablam! 40 | | );
Aug 31 21:03:37.169 INFO kablam!    | |__^
Aug 31 21:03:37.169 INFO kablam!    |
Aug 31 21:03:37.169 INFO kablam!    = note: #[warn(unused_macros)] on by default
Aug 31 21:03:37.169 INFO kablam! 
Aug 31 21:03:37.172 INFO kablam! warning: unused import: `std::mem`
Aug 31 21:03:37.172 INFO kablam!    --> src/lib.rs:717:9
Aug 31 21:03:37.172 INFO kablam!     |
Aug 31 21:03:37.172 INFO kablam! 717 |     use std::mem;
Aug 31 21:03:37.172 INFO kablam!     |         ^^^^^^^^
Aug 31 21:03:37.172 INFO kablam!     |
Aug 31 21:03:37.172 INFO kablam!     = note: #[warn(unused_imports)] on by default
Aug 31 21:03:37.172 INFO kablam! 
Aug 31 21:03:37.172 INFO kablam! warning: unused import: `std::slice`
Aug 31 21:03:37.172 INFO kablam!    --> src/lib.rs:718:9
Aug 31 21:03:37.172 INFO kablam!     |
Aug 31 21:03:37.172 INFO kablam! 718 |     use std::slice;
Aug 31 21:03:37.172 INFO kablam!     |         ^^^^^^^^^^
Aug 31 21:03:37.172 INFO kablam! 
Aug 31 21:03:38.259 INFO kablam! warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Aug 31 21:03:38.259 INFO kablam!    --> src/lib.rs:820:9
Aug 31 21:03:38.259 INFO kablam!     |
Aug 31 21:03:38.259 INFO kablam! 820 |         assert_eq!(x.b, 42);
Aug 31 21:03:38.260 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Aug 31 21:03:38.260 INFO kablam!     |
Aug 31 21:03:38.260 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Aug 31 21:03:38.260 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 21:03:38.260 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Aug 31 21:03:38.260 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 21:03:38.260 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 21:03:38.260 INFO kablam! 
Aug 31 21:03:38.306 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
Aug 31 21:03:38.309 INFO kablam! su: No module specific data is present
Aug 31 21:03:38.649 INFO running `"docker" "rm" "-f" "b48215f71d2aa46ae1131cfbe46000a880d501868e0a5a9340799fcf035f0e94"`
Aug 31 21:03:38.769 INFO blam! b48215f71d2aa46ae1131cfbe46000a880d501868e0a5a9340799fcf035f0e94