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wip - local search for euf/arithmetic

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Nikolaj Bjorner 2023-02-11 09:33:35 -08:00
parent 46c8d78ece
commit 7bef2f3e6f
9 changed files with 716 additions and 172 deletions
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16
src/sat/sat_local_search.h
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@ -133,21 +133,21 @@ namespace sat {
vector<constraint> m_constraints; // all constraints
literal_vector m_assumptions; // temporary assumptions
literal_vector m_prop_queue; // propagation queue
unsigned m_num_non_binary_clauses;
bool m_is_pb;
bool m_is_unsat;
unsigned m_num_non_binary_clauses = 0;
bool m_is_pb = false;
bool m_is_unsat = false;
unsigned_vector m_unsat_stack; // store all the unsat constraints
unsigned_vector m_index_in_unsat_stack; // which position is a constraint in the unsat_stack
// configuration changed decreasing variables (score>0 and conf_change==true)
bool_var_vector m_goodvar_stack;
bool m_initializing;
bool m_initializing = false;
// information about solution
unsigned m_best_unsat;
double m_best_unsat_rate;
double m_last_best_unsat_rate;
unsigned m_best_unsat = 0;
double m_best_unsat_rate = 0;
double m_last_best_unsat_rate = 0;
// for non-known instance, set as maximal
int m_best_known_value = INT_MAX; // best known value for this instance
@ -159,7 +159,7 @@ namespace sat {
reslimit m_limit;
random_gen m_rand;
parallel* m_par;
parallel* m_par = nullptr;
model m_model;
inline int score(bool_var v) const { return m_vars[v].m_score; }