Can't set property of nullable struct

I have a struct in Silver:

public struct SomeStruct {
  var value: String = ""
}

This compiles fine:

var s = SomeStruct()
s.value = "test"

This fails with “Variable expected” compile time error:

var s: SomeStruct? = SomeStruct()
s!.value = "test"

Thanks, logged as bugs://82212

bugs://82212 got closed with status fixed.