Diagnostics from file:
  for PSI element of type KtClass at (4,1) - (6,2)
    UNRESOLVED_REFERENCE      text ranges: [(34,50)]
      PSI: KtClass at (4,1) - (6,2)
  for PSI element of type KtObjectDeclaration at (5,5-21)
    UNRESOLVED_REFERENCE      text ranges: [(57,73)]
      PSI: KtObjectDeclaration at (5,5-21)
