error: literal out of range for `int32`
  --> testdata/fields/default.proto:10:29
   |
10 |     int32 i3 = 3 [default = 0xffffffff];
   |     -----                   ^^^^^^^^^^
   |      |
   |      expected due to this
   |
   = note: the range for `int32` is `-0x80000000 to 0x7fffffff`

error: literal out of range for `uint32`
  --> testdata/fields/default.proto:11:30
   |
11 |     uint32 i4 = 4 [default = 0x100000000];
   |     ------                   ^^^^^^^^^^^
   |      |
   |      expected due to this
   |
   = note: the range for `uint32` is `0x0 to 0xffffffff`

warning: redundant custom default
  --> testdata/fields/default.proto:13:29
   |
13 |     int32 i5 = 5 [default = 0];
   |                             ^ this is the zero value for `int32`
   |
   = help: fields without a custom default will default to the zero value,
           making this option redundant

warning: redundant custom default
  --> testdata/fields/default.proto:14:29
   |
14 |     int32 i6 = 6 [default = 0];
   |                             ^ this is the zero value for `int32`
   |
   = help: fields without a custom default will default to the zero value,
           making this option redundant

warning: floating-point literal rounds to infinity
  --> testdata/fields/default.proto:17:30
   |
17 |     float f2 = 12 [default = 1.0e1000];
   |                              ^^^^^^^^
   |                               |
   |                               this value is beyond the dynamic range of `float`
   |
  help: replace with `inf`
   |
17 | -     float f2 = 12 [default = 1.0e1000];
17 | +     float f2 = 12 [default = inf];
   |
   |
   = note: this value is of order 1e1000; `float` can only represent around 1e38

warning: redundant custom default
  --> testdata/fields/default.proto:21:30
   |
21 |     float f6 = 16 [default = 0];
   |                              ^ this is the zero value for `float`
   |
   = help: fields without a custom default will default to the zero value,
           making this option redundant

warning: non-UTF-8 string literal
  --> testdata/fields/default.proto:24:36
   |
24 |     string s2 = 22 [default = "\x63\xff"];
   |     -------------------------------^^^^---
   |      |                              |
   |      this field requires a UTF-8 string
   |                                     |
   |                                     non-UTF-8 byte
   |
  ::: testdata/fields/default.proto:2:11
   |
 2 | edition = "2023";
   |           ------ UTF-8 required here
   |
   = help: protoc erroneously accepts non-UTF-8 defaults for UTF-8 fields; for
           all other options, UTF-8 validation failure causes protoc to crash

warning: redundant custom default
  --> testdata/fields/default.proto:26:31
   |
26 |     string s4 = 24 [default = ""];
   |                               ^^ this is the zero value for `string`
   |
   = help: fields without a custom default will default to the zero value,
           making this option redundant

error: mismatched types
  --> testdata/fields/default.proto:29:29
   |
29 |     bool b2 = 32 [default = 1];
   |     ----                    ^ expected `bool`, found integer literal
   |      |
   |      expected due to this
   |
   = note: expected: scalar type `bool`
              found: integer literal

warning: redundant custom default
  --> testdata/fields/default.proto:30:29
   |
30 |     bool b3 = 33 [default = false];
   |                             ^^^^^ this is the zero value for `bool`
   |
   = help: fields without a custom default will default to the zero value,
           making this option redundant

warning: redundant custom default
  --> testdata/fields/default.proto:41:26
   |
41 |     E e3 = 43 [default = E0];
   |                          ^^ this is the zero value for `buf.test.M.E`
   |
   = help: fields without a custom default will default to the zero value,
           making this option redundant

error: expected singular scalar- or enum-typed field, found scalar type `int32`
  --> testdata/fields/default.proto:43:14
   |
43 |     repeated int32 w1 = 101 [default = 1, default = 2];
   |              ^^^^^           ------- custom default specified here
   |
   = help: custom defaults are only for non-repeated fields that have a
           non-message type

error: expected singular scalar- or enum-typed field, found message type
       `buf.test.M`
  --> testdata/fields/default.proto:44:5
   |
44 |     M w2 = 102 [default = {
   |     ^           ------- custom default specified here
   |
   = help: custom defaults are only for non-repeated fields that have a
           non-message type

error: expected singular scalar- or enum-typed field, found message type
       `buf.test.M`
  --> testdata/fields/default.proto:48:5
   |
48 |     M w3 = 103 [
   |     ^
49 |         default.i1 = 42,
   |         ------- custom default specified here
   |
   = help: custom defaults are only for non-repeated fields that have a
           non-message type

encountered 6 errors and 8 warnings