/// <summary>
/// Traverses the tree. Generates, resolves and verifies each leaf node until a
/// valid proof is found
/// </summary>
/// <param name="solution_tree"></param>
/// <returns></returns>
private void VerifySolutionList()
{
List <Solution> final = new List <Solution>(); // list of verified solutions
Microsoft.Dafny.Program program;
foreach (var list in solution_list.GetFinal())
{
int index = 0;
for (int i = 0; i < list.Count; i++)
{
index = i;
var solution = list[i];
if (solution.isFinal)
{
final.Add(solution);
break;
}
program = tacnyProgram.ParseProgram();
solution.GenerateProgram(ref program);
tacnyProgram.MaybePrintProgram("debug" + i);
tacnyProgram.ClearBody(solution.state.globalContext.md);
tacnyProgram.VerifyProgram();
if (!tacnyProgram.HasError())
{
final.Add(solution);
break;
}
if (index == list.Count - 1)
{
final.Add(solution);
}
}
}
program = tacnyProgram.ParseProgram();
foreach (var solution in final)
{
solution.GenerateProgram(ref program);
}
}
/// <summary>
/// Processes the file
/// </summary>
/// <param name="fileNames"></param>
/// <param name="programId"></param>
/// <returns></returns>
static ExitValue ProcessFiles(IList <string /*!*/> /*!*/ fileNames, string programId = null)
{
//Contract.Requires(Tacny.tcce.NonNullElements(fileNames));
if (programId == null)
{
programId = fileNames[0];
}
var exitValue = ExitValue.Verified;
if (CommandLineOptions.Clo.VerifySeparately && 1 < fileNames.Count)
{
foreach (string f in fileNames)
{
Console.WriteLine();
Console.WriteLine($"-------------------- {f} --------------------");
var ev = ProcessFiles(new List <string> {
f
}, f);
if (exitValue != ev && ev != ExitValue.Verified)
{
exitValue = ev;
}
}
return(exitValue);
}
using (new XmlFileScope(CommandLineOptions.Clo.XmlSink, fileNames[fileNames.Count - 1])) {
Program tacnyProgram;
string programName = fileNames.Count == 1 ? fileNames[0] : "the program";
// install Util.Printer
try {
Debug.WriteLine("Initializing Tacny Program");
tacnyProgram = new Program(fileNames, programId);
// Initialize the printer
Printer.Install(fileNames[0]);
tacnyProgram.MaybePrintProgram(tacnyProgram.DafnyProgram, programName + "_src");
} catch (ArgumentException ex) {
exitValue = ExitValue.DafnyError;
_printer.ErrorWriteLine(Console.Out, ex.Message);
return(exitValue);
}
var program = tacnyProgram.ParseProgram();
int qq = tacnyProgram.ResolveProgram(program);
var md = Interpreter.FindAndApplyTactic(tacnyProgram.ParseProgram(), ((ClassDecl)program.DefaultModuleDef.TopLevelDecls[0]).Members[0], null);
Printer.P.GetConsolePrinter().PrintMethod(md as Method, 0, false);
if (!CommandLineOptions.Clo.NoResolve && !CommandLineOptions.Clo.NoTypecheck && DafnyOptions.O.DafnyVerify)
{
Debug.WriteLine("Starting lazy tactic evaluation");
LazyTacny.Interpreter r = new LazyTacny.Interpreter(tacnyProgram);
var prog = r.ResolveProgram();
tacnyProgram.PrintProgram(prog);
Debug.WriteLine("Fnished lazy tactic evaluation");
}
tacnyProgram.PrintAllDebugData(TacnyOptions.O.PrintCsv);
}
return(exitValue);
}
