Dec 03 01:16:24.139 INFO testing mpack-0.1.2 against 1.30.1 for beta-1.31-5
Dec 03 01:16:24.139 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/1.30.1:/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 +1.30.1 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 01:16:24.425 INFO [stdout] 3b742cf3cdcd5652979ca687ea0b4ce1d6dac30fc6c302d016cbdf0a0449c647
Dec 03 01:16:24.429 INFO running `"docker" "start" "-a" "3b742cf3cdcd5652979ca687ea0b4ce1d6dac30fc6c302d016cbdf0a0449c647"`
Dec 03 01:16:25.555 INFO [stderr] usermod: no changes
Dec 03 01:16:25.648 INFO [stderr]    Compiling mpack v0.1.2 (/source)
Dec 03 01:16:26.419 INFO [stderr] warning: unused macro definition
Dec 03 01:16:26.419 INFO [stderr]   --> src/lib.rs:38:1
Dec 03 01:16:26.419 INFO [stderr]    |
Dec 03 01:16:26.419 INFO [stderr] 38 | / macro_rules! nth_byte(
Dec 03 01:16:26.419 INFO [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Dec 03 01:16:26.419 INFO [stderr] 40 | | );
Dec 03 01:16:26.419 INFO [stderr]    | |__^
Dec 03 01:16:26.419 INFO [stderr]    |
Dec 03 01:16:26.419 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 03 01:16:26.419 INFO [stderr] 
Dec 03 01:16:27.439 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
Dec 03 01:16:27.439 INFO [stderr] su: No module specific data is present
Dec 03 01:16:28.095 INFO running `"docker" "inspect" "3b742cf3cdcd5652979ca687ea0b4ce1d6dac30fc6c302d016cbdf0a0449c647"`
Dec 03 01:16:28.353 INFO running `"docker" "rm" "-f" "3b742cf3cdcd5652979ca687ea0b4ce1d6dac30fc6c302d016cbdf0a0449c647"`
Dec 03 01:16:28.634 INFO [stdout] 3b742cf3cdcd5652979ca687ea0b4ce1d6dac30fc6c302d016cbdf0a0449c647
Dec 03 01:16:28.638 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/1.30.1:/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 +1.30.1 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 01:16:28.923 INFO [stdout] 908c6ff35a37f9b5537cd23e913b05169d927413dcbd0c50d9d72b3e86e286cc
Dec 03 01:16:28.925 INFO running `"docker" "start" "-a" "908c6ff35a37f9b5537cd23e913b05169d927413dcbd0c50d9d72b3e86e286cc"`
Dec 03 01:16:29.819 INFO [stderr] usermod: no changes
Dec 03 01:16:29.901 INFO [stderr]    Compiling mpack v0.1.2 (/source)
Dec 03 01:16:30.953 INFO [stderr] warning: unused macro definition
Dec 03 01:16:30.953 INFO [stderr]   --> src/lib.rs:38:1
Dec 03 01:16:30.953 INFO [stderr]    |
Dec 03 01:16:30.953 INFO [stderr] 38 | / macro_rules! nth_byte(
Dec 03 01:16:30.953 INFO [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Dec 03 01:16:30.953 INFO [stderr] 40 | | );
Dec 03 01:16:30.953 INFO [stderr]    | |__^
Dec 03 01:16:30.953 INFO [stderr]    |
Dec 03 01:16:30.953 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 03 01:16:30.953 INFO [stderr] 
Dec 03 01:16:30.955 INFO [stderr] warning: unused import: `std::mem`
Dec 03 01:16:30.955 INFO [stderr]    --> src/lib.rs:717:9
Dec 03 01:16:30.955 INFO [stderr]     |
Dec 03 01:16:30.955 INFO [stderr] 717 |     use std::mem;
Dec 03 01:16:30.955 INFO [stderr]     |         ^^^^^^^^
Dec 03 01:16:30.955 INFO [stderr]     |
Dec 03 01:16:30.955 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 03 01:16:30.955 INFO [stderr] 
Dec 03 01:16:30.956 INFO [stderr] warning: unused import: `std::slice`
Dec 03 01:16:30.956 INFO [stderr]    --> src/lib.rs:718:9
Dec 03 01:16:30.956 INFO [stderr]     |
Dec 03 01:16:30.956 INFO [stderr] 718 |     use std::slice;
Dec 03 01:16:30.957 INFO [stderr]     |         ^^^^^^^^^^
Dec 03 01:16:30.957 INFO [stderr] 
Dec 03 01:16:31.707 INFO [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Dec 03 01:16:31.707 INFO [stderr]    --> src/lib.rs:820:9
Dec 03 01:16:31.707 INFO [stderr]     |
Dec 03 01:16:31.707 INFO [stderr] 820 |         assert_eq!(x.b, 42);
Dec 03 01:16:31.707 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Dec 03 01:16:31.707 INFO [stderr]     |
Dec 03 01:16:31.707 INFO [stderr]     = note: #[warn(safe_packed_borrows)] on by default
Dec 03 01:16:31.707 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 01:16:31.707 INFO [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Dec 03 01:16:31.707 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 01:16:31.707 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 01:16:31.707 INFO [stderr] 
Dec 03 01:16:35.080 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.22s
Dec 03 01:16:35.083 INFO [stderr] su: No module specific data is present
Dec 03 01:16:36.372 INFO running `"docker" "inspect" "908c6ff35a37f9b5537cd23e913b05169d927413dcbd0c50d9d72b3e86e286cc"`
Dec 03 01:16:36.613 INFO running `"docker" "rm" "-f" "908c6ff35a37f9b5537cd23e913b05169d927413dcbd0c50d9d72b3e86e286cc"`
Dec 03 01:16:36.908 INFO [stdout] 908c6ff35a37f9b5537cd23e913b05169d927413dcbd0c50d9d72b3e86e286cc
