Nov 30 19:18:19.371 INFO checking mpack-0.1.2 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 19:18:19.371 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 19:18:19.652 INFO [stdout] 5e9e59247d0ff441f6be39cffdd89ba69916d1ab5c7e1462fcc4c870d3c0538a
Nov 30 19:18:19.654 INFO running `"docker" "start" "-a" "5e9e59247d0ff441f6be39cffdd89ba69916d1ab5c7e1462fcc4c870d3c0538a"`
Nov 30 19:18:20.903 INFO [stderr] usermod: no changes
Nov 30 19:18:20.984 INFO [stderr]     Checking mpack v0.1.2 (/source)
Nov 30 19:18:21.976 INFO [stderr] warning: unused macro definition
Nov 30 19:18:21.976 INFO [stderr]   --> src/lib.rs:38:1
Nov 30 19:18:21.976 INFO [stderr]    |
Nov 30 19:18:21.976 INFO [stderr] 38 | / macro_rules! nth_byte(
Nov 30 19:18:21.976 INFO [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Nov 30 19:18:21.977 INFO [stderr] 40 | | );
Nov 30 19:18:21.977 INFO [stderr]    | |__^
Nov 30 19:18:21.977 INFO [stderr]    |
Nov 30 19:18:21.977 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Nov 30 19:18:21.977 INFO [stderr] 
Nov 30 19:18:22.144 INFO [stderr] warning: unused macro definition
Nov 30 19:18:22.144 INFO [stderr]   --> src/lib.rs:38:1
Nov 30 19:18:22.144 INFO [stderr]    |
Nov 30 19:18:22.144 INFO [stderr] 38 | / macro_rules! nth_byte(
Nov 30 19:18:22.144 INFO [stderr] 39 | |     ($x:expr, $n:expr) => ((($x >> ($n * 8)) & 0xFF) as u8)
Nov 30 19:18:22.144 INFO [stderr] 40 | | );
Nov 30 19:18:22.144 INFO [stderr]    | |__^
Nov 30 19:18:22.144 INFO [stderr]    |
Nov 30 19:18:22.144 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Nov 30 19:18:22.144 INFO [stderr] 
Nov 30 19:18:22.144 INFO [stderr] warning: unused import: `std::mem`
Nov 30 19:18:22.144 INFO [stderr]    --> src/lib.rs:717:9
Nov 30 19:18:22.144 INFO [stderr]     |
Nov 30 19:18:22.144 INFO [stderr] 717 |     use std::mem;
Nov 30 19:18:22.144 INFO [stderr]     |         ^^^^^^^^
Nov 30 19:18:22.144 INFO [stderr]     |
Nov 30 19:18:22.144 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Nov 30 19:18:22.144 INFO [stderr] 
Nov 30 19:18:22.144 INFO [stderr] warning: unused import: `std::slice`
Nov 30 19:18:22.144 INFO [stderr]    --> src/lib.rs:718:9
Nov 30 19:18:22.144 INFO [stderr]     |
Nov 30 19:18:22.144 INFO [stderr] 718 |     use std::slice;
Nov 30 19:18:22.145 INFO [stderr]     |         ^^^^^^^^^^
Nov 30 19:18:22.145 INFO [stderr] 
Nov 30 19:18:22.760 INFO [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Nov 30 19:18:22.760 INFO [stderr]    --> src/lib.rs:820:9
Nov 30 19:18:22.760 INFO [stderr]     |
Nov 30 19:18:22.760 INFO [stderr] 820 |         assert_eq!(x.b, 42);
Nov 30 19:18:22.761 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Nov 30 19:18:22.761 INFO [stderr]     |
Nov 30 19:18:22.761 INFO [stderr]     = note: #[warn(safe_packed_borrows)] on by default
Nov 30 19:18:22.762 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!
Nov 30 19:18:22.762 INFO [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Nov 30 19:18:22.762 INFO [stderr]     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Nov 30 19:18:22.763 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)
Nov 30 19:18:22.763 INFO [stderr] 
Nov 30 19:18:22.920 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
Nov 30 19:18:22.921 INFO [stderr] su: No module specific data is present
Nov 30 19:18:23.451 INFO running `"docker" "inspect" "5e9e59247d0ff441f6be39cffdd89ba69916d1ab5c7e1462fcc4c870d3c0538a"`
Nov 30 19:18:23.579 INFO running `"docker" "rm" "-f" "5e9e59247d0ff441f6be39cffdd89ba69916d1ab5c7e1462fcc4c870d3c0538a"`
Nov 30 19:18:23.723 INFO [stdout] 5e9e59247d0ff441f6be39cffdd89ba69916d1ab5c7e1462fcc4c870d3c0538a