Solver *constructSolverChain(Solver *coreSolver, std::string querySMT2LogPath,
std::string baseSolverQuerySMT2LogPath,
std::string queryPCLogPath,
std::string baseSolverQueryPCLogPath) {
Solver *solver = coreSolver;
if (optionIsSet(queryLoggingOptions, SOLVER_PC)) {
solver = createPCLoggingSolver(solver, baseSolverQueryPCLogPath,
MinQueryTimeToLog);
klee_message("Logging queries that reach solver in .pc format to %s\n",
baseSolverQueryPCLogPath.c_str());
}
if (optionIsSet(queryLoggingOptions, SOLVER_SMTLIB)) {
solver = createSMTLIBLoggingSolver(solver, baseSolverQuerySMT2LogPath,
MinQueryTimeToLog);
klee_message("Logging queries that reach solver in .smt2 format to %s\n",
baseSolverQuerySMT2LogPath.c_str());
}
if (UseFastCexSolver)
solver = createFastCexSolver(solver);
if (UseCexCache)
solver = createCexCachingSolver(solver);
if (UseCache)
solver = createCachingSolver(solver);
if (UseIndependentSolver)
solver = createIndependentSolver(solver);
if (DebugValidateSolver)
solver = createValidatingSolver(solver, coreSolver);
if (optionIsSet(queryLoggingOptions, ALL_PC)) {
solver = createPCLoggingSolver(solver, queryPCLogPath, MinQueryTimeToLog);
klee_message("Logging all queries in .pc format to %s\n",
queryPCLogPath.c_str());
}
if (optionIsSet(queryLoggingOptions, ALL_SMTLIB)) {
solver =
createSMTLIBLoggingSolver(solver, querySMT2LogPath, MinQueryTimeToLog);
klee_message("Logging all queries in .smt2 format to %s\n",
querySMT2LogPath.c_str());
}
if (DebugCrossCheckCoreSolverWith != NO_SOLVER) {
Solver *oracleSolver = createCoreSolver(DebugCrossCheckCoreSolverWith);
solver = createValidatingSolver(/*s=*/solver, /*oracle=*/oracleSolver);
}
return solver;
}
Z3SolverImpl::Z3SolverImpl()
: builder(new Z3Builder(
/*autoClearConstructCache=*/false,
/*z3LogInteractionFileArg=*/Z3LogInteractionFile.size() > 0
? Z3LogInteractionFile.c_str()
: NULL)),
timeout(0.0), runStatusCode(SOLVER_RUN_STATUS_FAILURE),
dumpedQueriesFile(0) {
assert(builder && "unable to create Z3Builder");
solverParameters = Z3_mk_params(builder->ctx);
Z3_params_inc_ref(builder->ctx, solverParameters);
timeoutParamStrSymbol = Z3_mk_string_symbol(builder->ctx, "timeout");
setCoreSolverTimeout(timeout);
if (!Z3QueryDumpFile.empty()) {
std::string error;
dumpedQueriesFile = klee_open_output_file(Z3QueryDumpFile, error);
if (!error.empty()) {
klee_error("Error creating file for dumping Z3 queries: %s",
error.c_str());
}
klee_message("Dumping Z3 queries to \"%s\"", Z3QueryDumpFile.c_str());
}
// Set verbosity
if (Z3VerbosityLevel > 0) {
std::string underlyingString;
llvm::raw_string_ostream ss(underlyingString);
ss << Z3VerbosityLevel;
ss.flush();
Z3_global_param_set("verbose", underlyingString.c_str());
}
}