Sep 20 00:00:13.994 INFO checking mpack-0.1.2 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 00:00:13.994 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 00:00:13.994 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-2/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 00:00:14.144 INFO blam! c7554ed60cfa44df1db0572eddc464a20097591a97960161d770be3a0c35cf1d
Sep 20 00:00:14.146 INFO running `"docker" "start" "-a" "c7554ed60cfa44df1db0572eddc464a20097591a97960161d770be3a0c35cf1d"`
Sep 20 00:00:14.992 INFO kablam! usermod: no changes
Sep 20 00:00:15.021 INFO kablam!     Checking mpack v0.1.2 (/source)
Sep 20 00:00:15.209 INFO kablam! warning: unused macro definition
Sep 20 00:00:15.209 INFO kablam!   --> src/lib.rs:38:1
Sep 20 00:00:15.209 INFO kablam!    |
Sep 20 00:00:15.209 INFO kablam! 38 | / macro_rules! nth_byte(
Sep 20 00:00:15.210 INFO kablam! 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Sep 20 00:00:15.210 INFO kablam! 40 | | );
Sep 20 00:00:15.210 INFO kablam!    | |__^
Sep 20 00:00:15.210 INFO kablam!    |
Sep 20 00:00:15.210 INFO kablam!    = note: #[warn(unused_macros)] on by default
Sep 20 00:00:15.210 INFO kablam! 
Sep 20 00:00:15.255 INFO kablam! warning: unused macro definition
Sep 20 00:00:15.255 INFO kablam!   --> src/lib.rs:38:1
Sep 20 00:00:15.256 INFO kablam!    |
Sep 20 00:00:15.256 INFO kablam! 38 | / macro_rules! nth_byte(
Sep 20 00:00:15.256 INFO kablam! 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Sep 20 00:00:15.256 INFO kablam! 40 | | );
Sep 20 00:00:15.256 INFO kablam!    | |__^
Sep 20 00:00:15.256 INFO kablam!    |
Sep 20 00:00:15.256 INFO kablam!    = note: #[warn(unused_macros)] on by default
Sep 20 00:00:15.256 INFO kablam! 
Sep 20 00:00:15.257 INFO kablam! warning: unused import: `std::mem`
Sep 20 00:00:15.257 INFO kablam!    --> src/lib.rs:717:9
Sep 20 00:00:15.257 INFO kablam!     |
Sep 20 00:00:15.257 INFO kablam! 717 |     use std::mem;
Sep 20 00:00:15.257 INFO kablam!     |         ^^^^^^^^
Sep 20 00:00:15.257 INFO kablam!     |
Sep 20 00:00:15.257 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 20 00:00:15.257 INFO kablam! 
Sep 20 00:00:15.257 INFO kablam! warning: unused import: `std::slice`
Sep 20 00:00:15.257 INFO kablam!    --> src/lib.rs:718:9
Sep 20 00:00:15.257 INFO kablam!     |
Sep 20 00:00:15.257 INFO kablam! 718 |     use std::slice;
Sep 20 00:00:15.257 INFO kablam!     |         ^^^^^^^^^^
Sep 20 00:00:15.257 INFO kablam! 
Sep 20 00:00:15.694 INFO kablam! warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Sep 20 00:00:15.694 INFO kablam!    --> src/lib.rs:820:9
Sep 20 00:00:15.694 INFO kablam!     |
Sep 20 00:00:15.694 INFO kablam! 820 |         assert_eq!(x.b, 42);
Sep 20 00:00:15.694 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^
Sep 20 00:00:15.694 INFO kablam!     |
Sep 20 00:00:15.694 INFO kablam!     = note: #[warn(safe_packed_borrows)] on by default
Sep 20 00:00:15.694 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!
Sep 20 00:00:15.694 INFO kablam!     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Sep 20 00:00:15.694 INFO kablam!     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Sep 20 00:00:15.694 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)
Sep 20 00:00:15.694 INFO kablam! 
Sep 20 00:00:15.723 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
Sep 20 00:00:15.724 INFO kablam! su: No module specific data is present
Sep 20 00:00:16.499 INFO running `"docker" "rm" "-f" "c7554ed60cfa44df1db0572eddc464a20097591a97960161d770be3a0c35cf1d"`
Sep 20 00:00:16.568 INFO blam! c7554ed60cfa44df1db0572eddc464a20097591a97960161d770be3a0c35cf1d