TEST(error_throw, multithread_newvar) { SATSolver s; s.new_vars(3); EXPECT_THROW({ s.set_num_threads(3);} , std::runtime_error);
TEST(stp_test, set_num_threads_true) { SATSolver s; s.set_num_threads(5); s.new_vars(2); s.add_clause(str_to_cl("1,2")); s.add_clause(str_to_cl("1,-2")); lbool ret = s.solve(); EXPECT_EQ(ret, l_True); EXPECT_EQ(s.get_model()[0], l_True); }
TEST(xor_interface, xor_check_unsat_multi_thread) { SATSolver s; s.set_num_threads(3); s.new_vars(3); s.add_xor_clause(vector<uint32_t>{0U, 1U, 2U}, false); s.add_xor_clause(vector<uint32_t>{0U, 1U, 2U}, true); lbool ret = s.solve(); EXPECT_EQ( ret, l_False); EXPECT_EQ( s.okay(), false); EXPECT_EQ( s.nVars(), 3u); }
TEST(stp_test, set_num_threads_false) { SATSolver s; s.set_no_simplify_at_startup(); s.set_num_threads(5); s.new_vars(2); s.add_clause(str_to_cl("1,2")); s.add_clause(str_to_cl("1,-2")); s.add_clause(str_to_cl("-1,2")); s.add_clause(str_to_cl("-1,-2")); lbool ret = s.solve(); EXPECT_EQ(ret, l_False); }
TEST(normal_interface, solve_multi_thread) { SATSolver s; s.set_num_threads(2); s.new_vars(2); s.add_clause(vector<Lit>{Lit(0, false), Lit(1, false)}); lbool ret = s.solve(); EXPECT_EQ( ret, l_True); s.add_clause(vector<Lit>{Lit(0, true)}); ret = s.solve(); EXPECT_EQ( ret, l_True); EXPECT_EQ(s.get_model()[0], l_False); EXPECT_EQ(s.get_model()[1], l_True); }
TEST(normal_interface, solve_multi_thread) { SATSolver s; s.set_num_threads(2); s.new_vars(2); s.add_clause(str_to_cl("1, 2")); lbool ret = s.solve(); EXPECT_EQ( ret, l_True); s.add_clause(str_to_cl("-1")); ret = s.solve(); EXPECT_EQ( ret, l_True); EXPECT_EQ(s.get_model()[0], l_False); EXPECT_EQ(s.get_model()[1], l_True); }
TEST(normal_interface, multi_solve_unsat_multi_thread) { SATSolver s; s.set_num_threads(2); s.new_var(); s.add_clause(vector<Lit>{Lit(0, false)}); s.add_clause(vector<Lit>{Lit(0, true)}); lbool ret = s.solve(); EXPECT_EQ( ret, l_False); EXPECT_EQ( s.okay(), false); for(size_t i = 0;i < 10; i++) { ret = s.solve(); EXPECT_EQ( ret, l_False); EXPECT_EQ( s.okay(), false); } }
TEST(normal_interface, multi_solve_unsat_multi_thread) { SATSolver s; s.set_num_threads(2); s.new_var(); s.add_clause(str_to_cl("1")); s.add_clause(str_to_cl("-1")); lbool ret = s.solve(); EXPECT_EQ( ret, l_False); EXPECT_EQ( s.okay(), false); for(size_t i = 0;i < 10; i++) { ret = s.solve(); EXPECT_EQ( ret, l_False); EXPECT_EQ( s.okay(), false); } }
TEST(xor_interface, abort_early) { SATSolver s; s.set_no_simplify(); s.set_no_equivalent_lit_replacement(); s.set_num_threads(2); s.set_max_confl(0); s.new_vars(2); s.add_clause(vector<Lit>{Lit(0, false), Lit(1, false)}); s.add_clause(vector<Lit>{Lit(0, false), Lit(1, true)}); s.add_clause(vector<Lit>{Lit(0, true), Lit(1, false)}); s.add_clause(vector<Lit>{Lit(0, true), Lit(1, true)}); lbool ret = s.solve(); EXPECT_EQ( ret, l_Undef); }
TEST(xor_interface, abort_early) { SATSolver s; s.set_no_simplify(); s.set_no_equivalent_lit_replacement(); s.set_num_threads(2); s.set_max_confl(0); s.new_vars(2); s.add_clause(str_to_cl("1, 2")); s.add_clause(str_to_cl("1, -2")); s.add_clause(str_to_cl("-1, 2")); s.add_clause(str_to_cl("-1, -2")); lbool ret = s.solve(); EXPECT_EQ( ret, l_Undef); }
int main() { signal(SIGINT, signalHandler); // https://blockexplorer.com/block/000000000000003e3d9fc1d3ffb3a502302797beb27c28a3fbb7000003efd472 uint32_t input_1[32] = { // version, prev block 0x01000000, 0x660675bc, 0xaf38efda, 0xc1d8d4f1, 0xac71425e, 0x7ee406b7, 0x55524edb, 0xe3040000, // , merkle 0x00000000, 0x6b7e2727, 0x1fc5ae0a, 0xb735c5d1, 0x56bdfaf1, 0xee344164, 0xf4a9107d, 0x6cf0411c, // , time , bits , nonce , padding 0xfd6fd7ea, 2004092497, 0xb1a6051a, 0xf103fe2a, 0x80000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000280 }; uint32_t input_2[16] = { 0x6A09E667, 0xBB67AE85, 0x3C6EF372, 0xA54FF53A, 0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19, 0x80000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000100 }; uint32_t state_2[8] = {0x6A09E667, 0xBB67AE85, 0x3C6EF372, 0xA54FF53A, 0x510E527F, 0x9B05688C, 0x1F83D9AB, 0x5BE0CD19}; sha256_calc(input_2, input_1); // sha256_calc(input_2, input_1 + 16); // sha256_calc(state_2, input_2); for (unsigned i = 0; i < 8; i++) { printf("%08x ", state_2[i]); } printf("\n"); long numCPU = sysconf( _SC_NPROCESSORS_ONLN ); cout << "CPUNUM: " << numCPU << "\n"; SATSolver solver; solver.set_verbosity(0); solver.set_num_threads(numCPU); // solver.log_to_file("solver.txt"); time_t rawtime; time(&rawtime); char filename[64]; strftime(filename, 64, "sha256_7 %Y-%m-%d %H:%M:%S", localtime(&rawtime)); solver.add_sql_tag("filename", filename); solverToInterrupt = &solver; SolverPrinter printer(&solver); // Eingabe for (unsigned i = 0; i < 16; i++) { if (i == 3) continue; // nonce Const c(32, input_1[i + 16]); c.setStart(i * 32); c.create(&printer); } for (unsigned i = 0; i < 16; i++) { Const c(32, input_2[i]); c.setStart(512 + i * 32); c.create(&printer); } for (unsigned i = 0; i < 8; i++) { Const c(32, state_2[i]); c.setStart(1024 + i * 32); c.create(&printer); } cout << " 1 / 3: Eingabe gesetzt.\n"; Sha256 sha256_1; sha256_1.setStart(1280); sha256_1.create(&printer); cout << " 2 / 3: Kern 1/2 definiert.\n"; vector<unsigned> subinputs; for (unsigned i = 0; i < 8; i++) subinputs.push_back(sha256_1.getOutput() + i * 32); for (unsigned i = 0; i < 16; i++) subinputs.push_back(768 + i * 32); Sha256 sha256_2; sha256_2.setInputs(subinputs); sha256_2.setStart(sha256_1.getOutput() + 256); sha256_2.create(&printer); cout << " 3 / 3: Kern 2/2 definiert.\n"; vector<Lit> assumptions; AssumptionPrinter ap(&assumptions); // Ausgabe setzen for (unsigned i = 0; i < 8; i++) { Const c(32, 0); c.setStart(sha256_2.getOutput() + (7 - i) * 32); c.create(&ap); } time_t start_time = time(0); for (unsigned r = 1; r <= assumptions.size(); r++) { cout << setw(3) << r << " / " << assumptions.size() << ":" << flush; vector<Lit> as(assumptions.begin(), assumptions.begin() + r); lbool ret = solver.solve(&as); if (ret == l_False) { cout << "Nicht lösbar.\n"; return 0; } printf(" Lösung gefunden zum Zeitpunkt "); printTime(cout, time(0) - start_time); printf(" mit Nonce: %08lx\n Ausgabe:", solver_readInt(solver, 96, 32)); for (unsigned i = 0; i < 8; i++) { printf(" %08lx", solver_readInt(solver, sha256_2.getOutput() + i * 32, 32)); } printf("\n"); } solver.print_stats(); return 0; }