/*
* Full header: includes the learned clauses
*/
static void dimacs_print_full_header(FILE *f, smt_core_t *core) {
uint32_t num_clauses;
num_clauses = num_empty_clauses(core) + num_unit_clauses(core) + num_binary_clauses(core) +
num_prob_clauses(core) + num_learned_clauses(core) + 1;
fprintf(f, "p cnf %"PRIu32" %"PRIu32"\n", core->nvars, num_clauses);
}
/*
* Name and size of the problem + core settings
* and construction_time
*/
static void print_problem_size(FILE *f, smt_core_t *core, char *filename, double construction_time) {
fprintf(f, "Problem: %s\n\n", basename(filename));
fprintf(f, "Construction time : %.4f s\n", construction_time);
fprintf(f, "nb. of vars : %"PRIu32"\n", num_vars(core));
fprintf(f, "nb. of unit clauses : %"PRIu32"\n", num_unit_clauses(core));
fprintf(f, "nb. of bin clauses : %"PRIu32"\n", num_binary_clauses(core));
fprintf(f, "nb. of big clauses : %"PRIu32"\n", num_prob_clauses(core));
fprintf(f, "clause decay : %g\n", clause_decay_factor(core));
fprintf(f, "var decay : %g\n", var_decay_factor(core));
fprintf(f, "randomness factor : %g\n\n", randomness_factor(core));
}
/*
* Print some statistic data + header if requested (on stdout)
*/
static void show_progress(smt_core_t *core,
uint32_t restart_threshold, uint32_t reduce_threshold, bool show_header) {
if (show_header) {
printf("---------------------------------------------------------------------------------\n");
printf("| Thresholds | Binary | Original | Learned |\n");
printf("| Conf. Del. | Clauses | Clauses Lits. | Clauses Lits. Lits/Cl. |\n");
printf("---------------------------------------------------------------------------------\n");
}
printf("| %7"PRIu32" %8"PRIu32" | %8"PRIu32" | %8"PRIu32" %8"PRIu64" | %8"PRIu32" %8"PRIu64" %7.1f |\n",
restart_threshold, reduce_threshold,
num_binary_clauses(core),
num_prob_clauses(core), num_prob_literals(core),
num_learned_clauses(core), num_learned_literals(core),
((double) num_learned_literals(core)/num_learned_clauses(core)));
fflush(stdout);
}
