KtCallExpression(86,92): 'foo(x)'
  KaSymbolResolutionError:
    candidateSymbols = [
      /foo(x: kotlin.Int): T
    ]
    diagnostic = ERROR<INAPPLICABLE_CANDIDATE: Inapplicable candidate(s): fun <T : ??? (Unresolved qualified name: NonExistent)> foo(x: Int): T>