error: `Clone` can't be derived on this `#[repr(packed)]` struct with type or const parameters --> $DIR/deriving-with-repr-packed.rs:11:16 | LL | #[derive(Copy, Clone, Default, PartialEq, Eq)] | ^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #82523 note: the lint level is defined here --> $DIR/deriving-with-repr-packed.rs:1:9 | LL | #![deny(unaligned_references)] | ^^^^^^^^^^^^^^^^^^^^ = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) error: `PartialEq` can't be derived on this `#[repr(packed)]` struct with type or const parameters --> $DIR/deriving-with-repr-packed.rs:11:32 | LL | #[derive(Copy, Clone, Default, PartialEq, Eq)] | ^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #82523 = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) error: `Hash` can't be derived on this `#[repr(packed)]` struct that does not derive `Copy` --> $DIR/deriving-with-repr-packed.rs:19:19 | LL | #[derive(Default, Hash)] | ^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #82523 = note: this error originates in the derive macro `Hash` (in Nightly builds, run with -Z macro-backtrace for more info) error: `Debug` can't be derived on this `#[repr(packed)]` struct that does not derive `Copy` --> $DIR/deriving-with-repr-packed.rs:39:10 | LL | #[derive(Debug, Default)] | ^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #82523 = note: this error originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) error: aborting due to 4 previous errors Future incompatibility report: Future breakage diagnostic: error: `Clone` can't be derived on this `#[repr(packed)]` struct with type or const parameters --> $DIR/deriving-with-repr-packed.rs:11:16 | LL | #[derive(Copy, Clone, Default, PartialEq, Eq)] | ^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #82523 note: the lint level is defined here --> $DIR/deriving-with-repr-packed.rs:1:9 | LL | #![deny(unaligned_references)] | ^^^^^^^^^^^^^^^^^^^^ = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) Future breakage diagnostic: error: `PartialEq` can't be derived on this `#[repr(packed)]` struct with type or const parameters --> $DIR/deriving-with-repr-packed.rs:11:32 | LL | #[derive(Copy, Clone, Default, PartialEq, Eq)] | ^^^^^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #82523 note: the lint level is defined here --> $DIR/deriving-with-repr-packed.rs:1:9 | LL | #![deny(unaligned_references)] | ^^^^^^^^^^^^^^^^^^^^ = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) Future breakage diagnostic: error: `Hash` can't be derived on this `#[repr(packed)]` struct that does not derive `Copy` --> $DIR/deriving-with-repr-packed.rs:19:19 | LL | #[derive(Default, Hash)] | ^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #82523 note: the lint level is defined here --> $DIR/deriving-with-repr-packed.rs:1:9 | LL | #![deny(unaligned_references)] | ^^^^^^^^^^^^^^^^^^^^ = note: this error originates in the derive macro `Hash` (in Nightly builds, run with -Z macro-backtrace for more info) Future breakage diagnostic: error: `Debug` can't be derived on this `#[repr(packed)]` struct that does not derive `Copy` --> $DIR/deriving-with-repr-packed.rs:39:10 | LL | #[derive(Debug, Default)] | ^^^^^ | = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! = note: for more information, see issue #82523 note: the lint level is defined here --> $DIR/deriving-with-repr-packed.rs:1:9 | LL | #![deny(unaligned_references)] | ^^^^^^^^^^^^^^^^^^^^ = note: this error originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)