Dec 03 01:16:24.096 INFO testing mpack-0.1.2 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 01:16:24.096 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 01:16:24.503 INFO [stdout] adda0203da5f628570fdf20ddd7158499a05f9d274ad057ddbb7980c95256133
Dec 03 01:16:24.509 INFO running `"docker" "start" "-a" "adda0203da5f628570fdf20ddd7158499a05f9d274ad057ddbb7980c95256133"`
Dec 03 01:16:25.704 INFO [stderr] usermod: no changes
Dec 03 01:16:25.783 INFO [stderr]    Compiling mpack v0.1.2 (/source)
Dec 03 01:16:26.643 INFO [stderr] warning: unused macro definition
Dec 03 01:16:26.643 INFO [stderr]   --> src/lib.rs:38:1
Dec 03 01:16:26.643 INFO [stderr]    |
Dec 03 01:16:26.643 INFO [stderr] 38 | / macro_rules! nth_byte(
Dec 03 01:16:26.643 INFO [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Dec 03 01:16:26.643 INFO [stderr] 40 | | );
Dec 03 01:16:26.643 INFO [stderr]    | |__^
Dec 03 01:16:26.643 INFO [stderr]    |
Dec 03 01:16:26.643 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 03 01:16:26.643 INFO [stderr] 
Dec 03 01:16:27.725 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
Dec 03 01:16:27.737 INFO [stderr] su: No module specific data is present
Dec 03 01:16:28.265 INFO running `"docker" "inspect" "adda0203da5f628570fdf20ddd7158499a05f9d274ad057ddbb7980c95256133"`
Dec 03 01:16:28.440 INFO running `"docker" "rm" "-f" "adda0203da5f628570fdf20ddd7158499a05f9d274ad057ddbb7980c95256133"`
Dec 03 01:16:28.705 INFO [stdout] adda0203da5f628570fdf20ddd7158499a05f9d274ad057ddbb7980c95256133
Dec 03 01:16:28.715 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 01:16:29.068 INFO [stdout] 2166c2b56255343728fb8956c402cadb21afc512c6d50ae99747699f7fd0fbc8
Dec 03 01:16:29.070 INFO running `"docker" "start" "-a" "2166c2b56255343728fb8956c402cadb21afc512c6d50ae99747699f7fd0fbc8"`
Dec 03 01:16:30.203 INFO [stderr] usermod: no changes
Dec 03 01:16:30.279 INFO [stderr]    Compiling mpack v0.1.2 (/source)
Dec 03 01:16:31.419 INFO [stderr] warning: unused macro definition
Dec 03 01:16:31.419 INFO [stderr]   --> src/lib.rs:38:1
Dec 03 01:16:31.419 INFO [stderr]    |
Dec 03 01:16:31.419 INFO [stderr] 38 | / macro_rules! nth_byte(
Dec 03 01:16:31.419 INFO [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Dec 03 01:16:31.419 INFO [stderr] 40 | | );
Dec 03 01:16:31.419 INFO [stderr]    | |__^
Dec 03 01:16:31.419 INFO [stderr]    |
Dec 03 01:16:31.419 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 03 01:16:31.419 INFO [stderr] 
Dec 03 01:16:31.427 INFO [stderr] warning: unused import: `std::mem`
Dec 03 01:16:31.427 INFO [stderr]    --> src/lib.rs:717:9
Dec 03 01:16:31.427 INFO [stderr]     |
Dec 03 01:16:31.427 INFO [stderr] 717 |     use std::mem;
Dec 03 01:16:31.427 INFO [stderr]     |         ^^^^^^^^
Dec 03 01:16:31.427 INFO [stderr]     |
Dec 03 01:16:31.427 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 03 01:16:31.427 INFO [stderr] 
Dec 03 01:16:31.427 INFO [stderr] warning: unused import: `std::slice`
Dec 03 01:16:31.427 INFO [stderr]    --> src/lib.rs:718:9
Dec 03 01:16:31.427 INFO [stderr]     |
Dec 03 01:16:31.427 INFO [stderr] 718 |     use std::slice;
Dec 03 01:16:31.427 INFO [stderr]     |         ^^^^^^^^^^
Dec 03 01:16:31.427 INFO [stderr] 
Dec 03 01:16:32.222 INFO [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Dec 03 01:16:32.223 INFO [stderr]    --> src/lib.rs:820:9
Dec 03 01:16:32.223 INFO [stderr]     |
Dec 03 01:16:32.223 INFO [stderr] 820 |         assert_eq!(x.b, 42);
Dec 03 01:16:32.223 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Dec 03 01:16:32.224 INFO [stderr]     |
Dec 03 01:16:32.224 INFO [stderr]     = note: #[warn(safe_packed_borrows)] on by default
Dec 03 01:16:32.224 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 03 01:16:32.231 INFO [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Dec 03 01:16:32.231 INFO [stderr]     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Dec 03 01:16:32.231 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 03 01:16:32.231 INFO [stderr] 
Dec 03 01:16:35.822 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.58s
Dec 03 01:16:35.825 INFO [stderr] su: No module specific data is present
Dec 03 01:16:36.687 INFO running `"docker" "inspect" "2166c2b56255343728fb8956c402cadb21afc512c6d50ae99747699f7fd0fbc8"`
Dec 03 01:16:36.994 INFO running `"docker" "rm" "-f" "2166c2b56255343728fb8956c402cadb21afc512c6d50ae99747699f7fd0fbc8"`
Dec 03 01:16:37.274 INFO [stdout] 2166c2b56255343728fb8956c402cadb21afc512c6d50ae99747699f7fd0fbc8
