KtSuccessCallInfo:
  call = KtSimpleFunctionCall:
    isImplicitInvoke = false
    partiallyAppliedSymbol = KtPartiallyAppliedSymbol:
      dispatchReceiver = null
      extensionReceiver = null
      signature = KtFunctionLikeSignature:
        receiverType = null
        returnType = kotlin.Unit
        symbol = /foo(s: kotlin.String): kotlin.Unit
        valueParameters = [
          KtVariableLikeSignature:
            name = s
            receiverType = null
            returnType = kotlin.String
            symbol = s: kotlin.String
            callableIdIfNonLocal = null
        ]
        callableIdIfNonLocal = /foo
    typeArgumentsMapping = {}
    argumentMapping = {
      s -> (KtVariableLikeSignature:
        name = s
        receiverType = null
        returnType = kotlin.String
        symbol = s: kotlin.String
        callableIdIfNonLocal = null)
    }