FILE fqName:<root> fileName:/dotQualified.kt
  FUN name:length visibility:public modality:FINAL <> (s:kotlin.String) returnType:kotlin.Int
    VALUE_PARAMETER name:s index:0 type:kotlin.String
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='public final fun length (s: kotlin.String): kotlin.Int declared in <root>'
        CALL 'public open fun <get-length> (): kotlin.Int declared in kotlin.String' type=kotlin.Int origin=null
          $this: GET_VAR 's: kotlin.String declared in <root>.length' type=kotlin.String origin=null
  FUN name:lengthN visibility:public modality:FINAL <> (s:kotlin.String?) returnType:kotlin.Int?
    VALUE_PARAMETER name:s index:0 type:kotlin.String?
    BLOCK_BODY
      RETURN type=kotlin.Nothing from='public final fun lengthN (s: kotlin.String?): kotlin.Int? declared in <root>'
        CALL 'public open fun <get-length> (): kotlin.Int declared in kotlin.String' type=kotlin.Int? origin=null
          $this: GET_VAR 's: kotlin.String? declared in <root>.lengthN' type=kotlin.String? origin=null
