KtCallExpression(44,52): 'x(1, "")'
  KaCallResolutionSuccess:
    call = KaImplicitInvokeCall:
      contextArgumentMapping = {}
      contextArguments = []
      dispatchReceiver = KaExplicitReceiverValue:
        expression = x
        isSafeNavigation = false
        type = (@R|kotlin.ParameterName|(name = String(a))  kotlin.Int, kotlin.String) -> kotlin.Unit
      extensionReceiver = null
      signature = KaFunctionSignature:
        receiverType = null
        returnType = kotlin.Unit
        symbol = kotlin/Function2.invoke(<dispatch receiver>: (P1, P2) -> R, p1: P1, p2: P2): R
        valueParameters = [
          KaVariableSignature:
            name = a
            receiverType = null
            returnType = @R|kotlin.ParameterName|(name = String(a))  kotlin.Int
            symbol = p1: P1
            contextParameters = []
            callableId = null,
          KaVariableSignature:
            name = p2
            receiverType = null
            returnType = kotlin.String
            symbol = p2: P2
            contextParameters = []
            callableId = null
        ]
        contextParameters = []
        callableId = kotlin/Function2.invoke
      typeArgumentsMapping = {}
      valueArgumentMapping = {
        1 -> (KaVariableSignature:
          name = a
          receiverType = null
          returnType = @R|kotlin.ParameterName|(name = String(a))  kotlin.Int
          symbol = p1: P1
          contextParameters = []
          callableId = null),
        "" -> (KaVariableSignature:
          name = p2
          receiverType = null
          returnType = kotlin.String
          symbol = p2: P2
          contextParameters = []
          callableId = null)
      }