crates/zerocopy-derive/tests/ui-msrv/struct.stderr

error: this conflicts with another representation hint
   --> tests/ui-msrv/struct.rs:133:11
    |
133 | #[repr(C, C)] // zerocopy-derive conservatively treats these as conflicting reprs
    |           ^

error: must have a non-align #[repr(...)] attribute in order to guarantee this type's memory layout
   --> tests/ui-msrv/struct.rs:138:10
    |
138 | #[derive(IntoBytes)]
    |          ^^^^^^^^^
    |
    = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info)

error: must have a non-align #[repr(...)] attribute in order to guarantee this type's memory layout
   --> tests/ui-msrv/struct.rs:143:10
    |
143 | #[derive(IntoBytes)]
    |          ^^^^^^^^^
    |
    = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info)

error: must have a non-align #[repr(...)] attribute in order to guarantee this type's memory layout
   --> tests/ui-msrv/struct.rs:166:10
    |
166 | #[derive(IntoBytes)]
    |          ^^^^^^^^^
    |
    = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info)

error: cannot derive `Unaligned` on type with alignment greater than 1
   --> tests/ui-msrv/struct.rs:177:11
    |
177 | #[repr(C, align(2))]
    |           ^^^^^

error: this conflicts with another representation hint
   --> tests/ui-msrv/struct.rs:181:8
    |
181 | #[repr(transparent, align(2))]
    |        ^^^^^^^^^^^

error: this conflicts with another representation hint
   --> tests/ui-msrv/struct.rs:187:16
    |
187 | #[repr(packed, align(2))]
    |                ^^^^^

error: this conflicts with another representation hint
   --> tests/ui-msrv/struct.rs:191:18
    |
191 | #[repr(align(1), align(2))]
    |                  ^^^^^

error: this conflicts with another representation hint
   --> tests/ui-msrv/struct.rs:195:18
    |
195 | #[repr(align(2), align(4))]
    |                  ^^^^^

error: must have #[repr(C)], #[repr(transparent)], or #[repr(packed)] attribute in order to guarantee this type's alignment
   --> tests/ui-msrv/struct.rs:198:10
    |
198 | #[derive(Unaligned)]
    |          ^^^^^^^^^
    |
    = note: this error originates in the derive macro `Unaligned` (in Nightly builds, run with -Z macro-backtrace for more info)

error: must have #[repr(C)], #[repr(transparent)], or #[repr(packed)] attribute in order to guarantee this type's alignment
   --> tests/ui-msrv/struct.rs:201:10
    |
201 | #[derive(Unaligned)]
    |          ^^^^^^^^^
    |
    = note: this error originates in the derive macro `Unaligned` (in Nightly builds, run with -Z macro-backtrace for more info)

error: this conflicts with another representation hint
   --> tests/ui-msrv/struct.rs:211:8
    |
211 | #[repr(C, packed(2))]
    |        ^

error[E0692]: transparent struct cannot have other repr hints
   --> tests/ui-msrv/struct.rs:181:8
    |
181 | #[repr(transparent, align(2))]
    |        ^^^^^^^^^^^  ^^^^^^^^

error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
  --> tests/ui-msrv/struct.rs:31:10
   |
31 | #[derive(KnownLayout)]
   |          ^^^^^^^^^^^ doesn't have a size known at compile-time
   |
   = help: within `KL00`, the trait `Sized` is not implemented for `[u8]`
note: required because it appears within the type `KL00`
  --> tests/ui-msrv/struct.rs:32:8
   |
32 | struct KL00(u8, NotKnownLayoutDst);
   |        ^^^^
   = help: see issue #48214
   = note: this error originates in the derive macro `KnownLayout` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
  --> tests/ui-msrv/struct.rs:36:10
   |
36 | #[derive(KnownLayout)]
   |          ^^^^^^^^^^^ doesn't have a size known at compile-time
   |
   = help: within `KL02`, the trait `Sized` is not implemented for `[u8]`
note: required because it appears within the type `KL02`
  --> tests/ui-msrv/struct.rs:37:8
   |
37 | struct KL02(u8, [u8]);
   |        ^^^^
   = help: see issue #48214
   = note: this error originates in the derive macro `KnownLayout` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the trait bound `NotKnownLayoutDst: zerocopy::KnownLayout` is not satisfied
  --> tests/ui-msrv/struct.rs:41:10
   |
41 | #[derive(KnownLayout)]
   |          ^^^^^^^^^^^ the trait `zerocopy::KnownLayout` is not implemented for `NotKnownLayoutDst`
   |
   = help: see issue #48214
   = note: this error originates in the derive macro `KnownLayout` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the trait bound `NotKnownLayout: zerocopy::KnownLayout` is not satisfied
  --> tests/ui-msrv/struct.rs:47:10
   |
47 | #[derive(KnownLayout)]
   |          ^^^^^^^^^^^ the trait `zerocopy::KnownLayout` is not implemented for `NotKnownLayout`
   |
   = help: see issue #48214
   = note: this error originates in the derive macro `KnownLayout` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the trait bound `UnsafeCell<()>: zerocopy::Immutable` is not satisfied
  --> tests/ui-msrv/struct.rs:55:10
   |
55 | #[derive(Immutable)]
   |          ^^^^^^^^^ the trait `zerocopy::Immutable` is not implemented for `UnsafeCell<()>`
   |
   = help: see issue #48214
   = note: this error originates in the derive macro `Immutable` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the trait bound `UnsafeCell<u8>: zerocopy::Immutable` is not satisfied
  --> tests/ui-msrv/struct.rs:60:10
   |
60 | #[derive(Immutable)]
   |          ^^^^^^^^^ the trait `zerocopy::Immutable` is not implemented for `UnsafeCell<u8>`
   |
   = note: required because of the requirements on the impl of `zerocopy::Immutable` for `[UnsafeCell<u8>; 0]`
   = help: see issue #48214
   = note: this error originates in the derive macro `Immutable` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the trait bound `AU16: Unaligned` is not satisfied
   --> tests/ui-msrv/struct.rs:100:10
    |
100 | #[derive(IntoBytes)]
    |          ^^^^^^^^^ the trait `Unaligned` is not implemented for `AU16`
    |
    = help: see issue #48214
    = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the trait bound `(): PaddingFree<IntoBytes2, true>` is not satisfied
   --> tests/ui-msrv/struct.rs:107:10
    |
107 | #[derive(IntoBytes)]
    |          ^^^^^^^^^ the trait `PaddingFree<IntoBytes2, true>` is not implemented for `()`
    |
    = help: the following implementations were found:
              <() as PaddingFree<T, false>>
    = help: see issue #48214
    = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the trait bound `(): PaddingFree<IntoBytes3, true>` is not satisfied
   --> tests/ui-msrv/struct.rs:114:10
    |
114 | #[derive(IntoBytes)]
    |          ^^^^^^^^^ the trait `PaddingFree<IntoBytes3, true>` is not implemented for `()`
    |
    = help: the following implementations were found:
              <() as PaddingFree<T, false>>
    = help: see issue #48214
    = note: this error originates in the derive macro `IntoBytes` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
   --> tests/ui-msrv/struct.rs:125:10
    |
125 | #[derive(IntoBytes)]
    |          ^^^^^^^^^ doesn't have a size known at compile-time
    |
    = help: within `IntoBytes4`, the trait `Sized` is not implemented for `[u8]`
note: required because it appears within the type `IntoBytes4`
   --> tests/ui-msrv/struct.rs:127:8
    |
127 | struct IntoBytes4 {
    |        ^^^^^^^^^^
note: required by a bound in `std::mem::size_of`
   --> $RUST/core/src/mem/mod.rs
    |
    | pub const fn size_of<T>() -> usize {
    |                      ^ required by this bound in `std::mem::size_of`
    = note: this error originates in the macro `::zerocopy::struct_has_padding` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
   --> tests/ui-msrv/struct.rs:129:8
    |
129 |     b: [u8],
    |        ^^^^ doesn't have a size known at compile-time
    |
    = help: the trait `Sized` is not implemented for `[u8]`
note: required by a bound in `std::mem::size_of`
   --> $RUST/core/src/mem/mod.rs
    |
    | pub const fn size_of<T>() -> usize {
    |                      ^ required by this bound in `std::mem::size_of`