error: unsupported on generic structs that are not repr(transparent) or repr(packed)
  --> tests/ui-nightly/struct.rs:55:10
   |
55 | #[derive(AsBytes)]
   |          ^^^^^^^
   |
   = note: this error originates in the derive macro `AsBytes` (in Nightly builds, run with -Z macro-backtrace for more info)

error: cannot derive Unaligned with repr(align(N > 1))
  --> tests/ui-nightly/struct.rs:80:11
   |
80 | #[repr(C, align(2))]
   |           ^^^^^^^^

error: cannot derive Unaligned with repr(align(N > 1))
  --> tests/ui-nightly/struct.rs:84:21
   |
84 | #[repr(transparent, align(2))]
   |                     ^^^^^^^^

error: cannot derive Unaligned with repr(align(N > 1))
  --> tests/ui-nightly/struct.rs:90:16
   |
90 | #[repr(packed, align(2))]
   |                ^^^^^^^^

error: cannot derive Unaligned with repr(align(N > 1))
  --> tests/ui-nightly/struct.rs:94:18
   |
94 | #[repr(align(1), align(2))]
   |                  ^^^^^^^^

error: cannot derive Unaligned with repr(align(N > 1))
  --> tests/ui-nightly/struct.rs:98:8
   |
98 | #[repr(align(2), align(4))]
   |        ^^^^^^^^

error[E0692]: transparent struct cannot have other repr hints
  --> tests/ui-nightly/struct.rs:84:8
   |
84 | #[repr(transparent, align(2))]
   |        ^^^^^^^^^^^  ^^^^^^^^

error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
  --> tests/ui-nightly/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-nightly/struct.rs:32:8
   |
32 | struct KL00(u8, NotKnownLayoutDst);
   |        ^^^^
   = help: see issue #48214
   = help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   = 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-nightly/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-nightly/struct.rs:37:8
   |
37 | struct KL02(u8, [u8]);
   |        ^^^^
   = help: see issue #48214
   = help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   = 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: KnownLayout` is not satisfied
  --> tests/ui-nightly/struct.rs:41:10
   |
41 | #[derive(KnownLayout)]
   |          ^^^^^^^^^^^ the trait `KnownLayout` is not implemented for `NotKnownLayoutDst`
   |
   = help: the following other types implement trait `KnownLayout`:
             bool
             char
             isize
             i8
             i16
             i32
             i64
             i128
           and $N others
   = help: see issue #48214
   = help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   = 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: KnownLayout` is not satisfied
  --> tests/ui-nightly/struct.rs:47:10
   |
47 | #[derive(KnownLayout)]
   |          ^^^^^^^^^^^ the trait `KnownLayout` is not implemented for `NotKnownLayout`
   |
   = help: the following other types implement trait `KnownLayout`:
             bool
             char
             isize
             i8
             i16
             i32
             i64
             i128
           and $N others
   = help: see issue #48214
   = help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   = 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 `HasPadding<AsBytes2, true>: ShouldBe<false>` is not satisfied
  --> tests/ui-nightly/struct.rs:59:10
   |
59 | #[derive(AsBytes)]
   |          ^^^^^^^ the trait `ShouldBe<false>` is not implemented for `HasPadding<AsBytes2, true>`
   |
   = help: the trait `ShouldBe<true>` is implemented for `HasPadding<AsBytes2, true>`
   = help: see issue #48214
   = help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   = note: this error originates in the derive macro `AsBytes` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the trait bound `HasPadding<AsBytes3, true>: ShouldBe<false>` is not satisfied
  --> tests/ui-nightly/struct.rs:66:10
   |
66 | #[derive(AsBytes)]
   |          ^^^^^^^ the trait `ShouldBe<false>` is not implemented for `HasPadding<AsBytes3, true>`
   |
   = help: the trait `ShouldBe<true>` is implemented for `HasPadding<AsBytes3, true>`
   = help: see issue #48214
   = help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
   = note: this error originates in the derive macro `AsBytes` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0587]: type has conflicting packed and align representation hints
  --> tests/ui-nightly/struct.rs:91:1
   |
91 | struct Unaligned3;
   | ^^^^^^^^^^^^^^^^^