error: message nesting depth must be less than 32
  --> testdata/depth/message.proto:37:9
   |
37 | message M32 {
   |         ^^^ this message exceeds the nesting limit

error: cannot find `M32.M33` in this scope
  --> testdata/depth/message.proto:36:1
   |
36 | M32.M33 m33 = 1;
   | ^^^^^^^ not found in this scope
   |
   = help: the full name of this scope is
           `test.M1.M2.M3.M4.M5.M6.M7.M8.M9.M10.M11.M12.M13.M14.M15.M16.M17.M18.M19.M20.M21.M22.M23.M24.M25.M26.M27.M28.M29.M30.M31`

encountered 2 errors
