private void ConvertErrorModel(StringBuilder m) {
if (Parent.options.Solver == SolverKind.Z3) {
// Datatype declarations are not returned by Z3, so parse common
// instead. This is not very efficient, but currently not an issue,
// as this not the normal way of interfacing with Z3.
var ms = new MemoryStream(Encoding.ASCII.GetBytes(Parent.common.ToString()));
var sr = new StreamReader(ms);
SExpr.Parser p = new MyFileParser(sr, null);
var sexprs = p.ParseSExprs(false);
foreach (var e in sexprs) {
switch (e.Name) {
case "declare-datatypes":
ExtractDataType(e);
break;
}
}
}
while (ErrorModelTodo.Count > 0) {
var e = ErrorModelTodo[0];
ErrorModelTodo.RemoveAt(0);
switch (e.Name) {
case "define-fun":
ConstructDefine(e, m);
break;
case "declare-sort":
SortSet[e[0].Name] = System.Convert.ToInt32(e[1].Name);
break;
case "declare-datatypes":
ExtractDataType(e);
break;
case "declare-fun":
if (e[1].Name != "" || e[1].ArgCount > 0 || e[2].ArgCount > 0 ||
e[2].Name == "Bool" || e[2].Name == "Int") {
Parent.HandleProverError("Unexpected top level model element: " + e.Name);
throw new BadExprFromProver ();
}
Functions[e[0].Name] = e[2];
break;
case "forall":
// ignore
break;
default:
Parent.HandleProverError("Unexpected top level model element: " + e.Name);
throw new BadExprFromProver ();
}
}
}
void ReadConjectures(string filename)
{
try
{
System.IO.StreamReader sr = new StreamReader(filename + ".tmp");
SExpr.Parser p = new MyFileParser(sr, this);
var sexps = p.ParseSExprs(false);
Dictionary<string, RPFP.Node> pmap = GetNodeMap();
foreach (var e in sexps)
{
string pname;
RPFP.Transformer annot;
GetDefun(e, out pname, out annot);
if (pmap.ContainsKey(pname))
{
var c = new RPFP.Conjecture();
c.node = pmap[pname];
c.bound = annot;
rpfp.conjectures.Add(c);
}
else if (pname[0] != '@')
{ // if not an internal symbol
HandleProverError("Prover error: got unknown predicate:" + pname);
throw new BadExprFromProver();
}
}
sr.Close();
}
catch (Exception)
{
HandleProverError("No conjecture file from prover");
throw new BadExprFromProver();
}
}