/root/.sdkman/candidates/java/8.0.275.open-adpt/bin/java -jar smtinterpol.jar -no-success -smt2 /storage/repos/smtlib/QF_BV/bruttomesso/core/ext_con_036_001_0256.smt2 -------------------------------------------------------------------------------- INFO - Starting Bitblasting INFO - Finished Bitblasting in: 58774615 INFO - Bitblasting DPLL: INFO - Confl: 369 Props: 985447 Tprops: 0 Decides: 16870 RSplits: 0 INFO - Times: Expl: 229.251 Prop: 534.793 PropClause: 484.71 Set: 32.791 Check: 0.404 Back: 23.215 INFO - Atoms: 9685/21294 Clauses: 479 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 643 Props: 1477981 Tprops: 0 Decides: 48725 RSplits: 0 INFO - Times: Expl: 425.106 Prop: 763.026 PropClause: 684.497 Set: 96.503 Check: 1.213 Back: 35.301 INFO - Atoms: 9469/21294 Clauses: 384 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 1124 Props: 2405936 Tprops: 0 Decides: 82582 RSplits: 0 INFO - Times: Expl: 581.958 Prop: 1160.975 PropClause: 1040.088 Set: 120.042 Check: 2.1 Back: 57.487 INFO - Atoms: 9619/21294 Clauses: 591 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Restart INFO - Confl: 1624 Props: 3469320 Tprops: 0 Decides: 121753 RSplits: 0 INFO - Times: Expl: 722.231 Prop: 1546.25 PropClause: 1385.791 Set: 146.406 Check: 2.997 Back: 82.63 INFO - Atoms: 9430/21294 Clauses: 610 Axioms: 58350 INFO - Confl: 1626 Props: 3472189 Tprops: 0 Decides: 121781 RSplits: 0 INFO - Times: Expl: 722.618 Prop: 1547.342 PropClause: 1386.793 Set: 146.502 Check: 2.997 Back: 82.693 INFO - Atoms: 9502/21294 Clauses: 612 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 1895 Props: 3988137 Tprops: 0 Decides: 151304 RSplits: 0 INFO - Times: Expl: 847.784 Prop: 1732.889 PropClause: 1551.994 Set: 160.028 Check: 3.671 Back: 95.071 INFO - Atoms: 9321/21294 Clauses: 379 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 2209 Props: 4602633 Tprops: 0 Decides: 170013 RSplits: 0 INFO - Times: Expl: 922.733 Prop: 1938.946 PropClause: 1737.947 Set: 175.538 Check: 4.097 Back: 109.432 INFO - Atoms: 9261/21294 Clauses: 424 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Restart INFO - Confl: 2709 Props: 5761592 Tprops: 0 Decides: 219766 RSplits: 0 INFO - Times: Expl: 1143.354 Prop: 2401.872 PropClause: 2159.523 Set: 204.445 Check: 5.24 Back: 137.014 INFO - Atoms: 9141/21294 Clauses: 610 Axioms: 58350 INFO - Confl: 2748 Props: 5875421 Tprops: 0 Decides: 220921 RSplits: 0 INFO - Times: Expl: 1174.815 Prop: 2527.779 PropClause: 2281.757 Set: 207.252 Check: 5.267 Back: 139.827 INFO - Atoms: 9226/21294 Clauses: 649 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 3219 Props: 6528326 Tprops: 0 Decides: 280949 RSplits: 0 INFO - Times: Expl: 1363.096 Prop: 2811.028 PropClause: 2533.846 Set: 224.748 Check: 6.656 Back: 156.231 INFO - Atoms: 9009/21294 Clauses: 581 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 3484 Props: 6979172 Tprops: 0 Decides: 311317 RSplits: 0 INFO - Times: Expl: 1422.28 Prop: 2980.191 PropClause: 2683.77 Set: 237.81 Check: 7.353 Back: 167.194 INFO - Atoms: 8863/21294 Clauses: 375 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 3966 Props: 7841087 Tprops: 0 Decides: 355396 RSplits: 0 INFO - Times: Expl: 1549.692 Prop: 3275.275 PropClause: 2946.23 Set: 260.466 Check: 8.362 Back: 187.788 INFO - Atoms: 8808/21294 Clauses: 592 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 4060 Props: 8119706 Tprops: 0 Decides: 358762 RSplits: 0 INFO - Times: Expl: 1590.874 Prop: 3364.602 PropClause: 3027.721 Set: 271.072 Check: 8.44 Back: 194.057 INFO - Atoms: 14508/21294 Clauses: 204 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 4263 Props: 8462577 Tprops: 0 Decides: 373549 RSplits: 0 INFO - Times: Expl: 1631.637 Prop: 3477.648 PropClause: 3128.565 Set: 280.193 Check: 8.777 Back: 202.305 INFO - Atoms: 8440/21294 Clauses: 313 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 4753 Props: 9286300 Tprops: 0 Decides: 413510 RSplits: 0 INFO - Times: Expl: 1740.077 Prop: 3753.375 PropClause: 3373.806 Set: 300.911 Check: 9.697 Back: 221.989 INFO - Atoms: 8435/21294 Clauses: 600 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 5067 Props: 9692875 Tprops: 0 Decides: 445860 RSplits: 0 INFO - Times: Expl: 1810.903 Prop: 3892.955 PropClause: 3495.838 Set: 311.843 Check: 10.434 Back: 231.964 INFO - Atoms: 8210/21294 Clauses: 424 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 5362 Props: 10055368 Tprops: 0 Decides: 463794 RSplits: 0 INFO - Times: Expl: 1865.493 Prop: 4010.836 PropClause: 3600.451 Set: 321.426 Check: 10.84 Back: 240.552 INFO - Atoms: 8076/21294 Clauses: 405 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 5808 Props: 10910053 Tprops: 0 Decides: 492755 RSplits: 0 INFO - Times: Expl: 1966.24 Prop: 4299.681 PropClause: 3860.6 Set: 342.469 Check: 11.498 Back: 260.533 INFO - Atoms: 8043/21294 Clauses: 556 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 5877 Props: 11103574 Tprops: 0 Decides: 493205 RSplits: 0 INFO - Times: Expl: 1997.249 Prop: 4357.954 PropClause: 3913.949 Set: 349.16 Check: 11.508 Back: 264.802 INFO - Atoms: 12965/21294 Clauses: 179 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 6023 Props: 11296383 Tprops: 0 Decides: 503719 RSplits: 0 INFO - Times: Expl: 2023.978 Prop: 4419.999 PropClause: 3968.494 Set: 354.641 Check: 11.747 Back: 269.53 INFO - Atoms: 7654/21294 Clauses: 256 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 6283 Props: 11662694 Tprops: 0 Decides: 526718 RSplits: 0 INFO - Times: Expl: 2068.44 Prop: 4535.371 PropClause: 4069.322 Set: 364.306 Check: 12.279 Back: 278.325 INFO - Atoms: 7567/21294 Clauses: 370 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 6769 Props: 12374728 Tprops: 0 Decides: 572206 RSplits: 0 INFO - Times: Expl: 2173.134 Prop: 4773.361 PropClause: 4278.843 Set: 382.376 Check: 13.321 Back: 295.438 INFO - Atoms: 7548/21294 Clauses: 596 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 7102 Props: 12900880 Tprops: 0 Decides: 593755 RSplits: 0 INFO - Times: Expl: 2235.703 Prop: 4941.557 PropClause: 4428.648 Set: 395.687 Check: 13.82 Back: 307.795 INFO - Atoms: 7364/21294 Clauses: 443 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 7238 Props: 13124429 Tprops: 0 Decides: 602414 RSplits: 0 INFO - Times: Expl: 2260.954 Prop: 5012.784 PropClause: 4492.181 Set: 401.761 Check: 14.017 Back: 313.054 INFO - Atoms: 7123/21294 Clauses: 246 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 7549 Props: 13591607 Tprops: 0 Decides: 624213 RSplits: 0 INFO - Times: Expl: 2317.855 Prop: 5161.579 PropClause: 4624.058 Set: 413.714 Check: 14.514 Back: 324.093 INFO - Atoms: 7090/21294 Clauses: 421 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 7855 Props: 13975162 Tprops: 0 Decides: 653061 RSplits: 0 INFO - Times: Expl: 2388.515 Prop: 5283.826 PropClause: 4730.216 Set: 424.925 Check: 15.169 Back: 333.317 INFO - Atoms: 11169/21294 Clauses: 416 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 7992 Props: 14129798 Tprops: 0 Decides: 663537 RSplits: 0 INFO - Times: Expl: 2408.783 Prop: 5333.663 PropClause: 4773.769 Set: 429.44 Check: 15.416 Back: 337.144 INFO - Atoms: 6735/21294 Clauses: 247 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 8244 Props: 14474573 Tprops: 0 Decides: 686226 RSplits: 0 INFO - Times: Expl: 2449.633 Prop: 5444.284 PropClause: 4870.354 Set: 438.551 Check: 15.938 Back: 345.453 INFO - Atoms: 6659/21294 Clauses: 362 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 8543 Props: 14790867 Tprops: 0 Decides: 712021 RSplits: 0 INFO - Times: Expl: 2497.194 Prop: 5549.117 PropClause: 4961.218 Set: 447.054 Check: 16.525 Back: 353.18 INFO - Atoms: 6565/21294 Clauses: 409 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 8614 Props: 14938573 Tprops: 0 Decides: 712473 RSplits: 0 INFO - Times: Expl: 2524.367 Prop: 5594.117 PropClause: 5002.415 Set: 452.167 Check: 16.535 Back: 356.475 INFO - Atoms: 10144/21294 Clauses: 181 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 8786 Props: 15091822 Tprops: 0 Decides: 724474 RSplits: 0 INFO - Times: Expl: 2544.335 Prop: 5641.384 PropClause: 5043.123 Set: 456.618 Check: 16.808 Back: 360.287 INFO - Atoms: 6255/21294 Clauses: 282 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 9083 Props: 15405183 Tprops: 0 Decides: 746143 RSplits: 0 INFO - Times: Expl: 2584.775 Prop: 5738.139 PropClause: 5127.034 Set: 464.872 Check: 17.3 Back: 367.828 INFO - Atoms: 6165/21294 Clauses: 407 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Restart INFO - Confl: 9583 Props: 15878496 Tprops: 0 Decides: 787104 RSplits: 0 INFO - Times: Expl: 2671.091 Prop: 5886.51 PropClause: 5254.423 Set: 477.144 Check: 18.231 Back: 379.415 INFO - Atoms: 6110/21294 Clauses: 610 Axioms: 58350 INFO - Confl: 9613 Props: 15901446 Tprops: 0 Decides: 789646 RSplits: 0 INFO - Times: Expl: 2674.586 Prop: 5894.183 PropClause: 5260.949 Set: 477.727 Check: 18.289 Back: 379.991 INFO - Atoms: 6153/21294 Clauses: 640 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 9826 Props: 16117588 Tprops: 0 Decides: 807379 RSplits: 0 INFO - Times: Expl: 2702.084 Prop: 5962.763 PropClause: 5320.068 Set: 483.674 Check: 18.692 Back: 385.264 INFO - Atoms: 5868/21294 Clauses: 323 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 10042 Props: 16360146 Tprops: 0 Decides: 820974 RSplits: 0 INFO - Times: Expl: 2743.17 Prop: 6035.894 PropClause: 5384.066 Set: 490.964 Check: 19.002 Back: 390.969 INFO - Atoms: 8512/21294 Clauses: 326 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 10230 Props: 16558776 Tprops: 0 Decides: 837462 RSplits: 0 INFO - Times: Expl: 2767.627 Prop: 6097.675 PropClause: 5436.997 Set: 497.035 Check: 19.377 Back: 395.872 INFO - Atoms: 5618/21294 Clauses: 298 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 10427 Props: 16759872 Tprops: 0 Decides: 850235 RSplits: 0 INFO - Times: Expl: 2792.969 Prop: 6158.904 PropClause: 5490.122 Set: 503.097 Check: 19.668 Back: 400.702 INFO - Atoms: 5493/21294 Clauses: 307 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 10666 Props: 17012782 Tprops: 0 Decides: 864571 RSplits: 0 INFO - Times: Expl: 2823.347 Prop: 6234.19 PropClause: 5555.565 Set: 510.342 Check: 19.994 Back: 406.735 INFO - Atoms: 5385/21294 Clauses: 349 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 10860 Props: 17230065 Tprops: 0 Decides: 875013 RSplits: 0 INFO - Times: Expl: 2848.228 Prop: 6297.228 PropClause: 5610.583 Set: 516.632 Check: 20.231 Back: 411.86 INFO - Atoms: 5233/21294 Clauses: 304 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 11091 Props: 17474927 Tprops: 0 Decides: 886443 RSplits: 0 INFO - Times: Expl: 2877.043 Prop: 6368.466 PropClause: 5672.882 Set: 523.611 Check: 20.492 Back: 417.636 INFO - Atoms: 5253/21294 Clauses: 341 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 11219 Props: 17645806 Tprops: 0 Decides: 892091 RSplits: 0 INFO - Times: Expl: 2895.805 Prop: 6416.939 PropClause: 5715.605 Set: 528.737 Check: 20.62 Back: 421.62 INFO - Atoms: 5078/21294 Clauses: 238 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 11363 Props: 17788075 Tprops: 0 Decides: 898944 RSplits: 0 INFO - Times: Expl: 2912.662 Prop: 6458.67 PropClause: 5752.088 Set: 533.279 Check: 20.777 Back: 424.99 INFO - Atoms: 5196/21294 Clauses: 254 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 11623 Props: 18045066 Tprops: 0 Decides: 912033 RSplits: 0 INFO - Times: Expl: 2944.285 Prop: 6534.181 PropClause: 5817.963 Set: 540.639 Check: 21.076 Back: 431.092 INFO - Atoms: 5398/21294 Clauses: 370 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 11815 Props: 18233501 Tprops: 0 Decides: 920720 RSplits: 0 INFO - Times: Expl: 2967.656 Prop: 6588.006 PropClause: 5864.927 Set: 546.179 Check: 21.278 Back: 435.568 INFO - Atoms: 5236/21294 Clauses: 302 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 12048 Props: 18493277 Tprops: 0 Decides: 931464 RSplits: 0 INFO - Times: Expl: 2997.931 Prop: 6661.208 PropClause: 5928.946 Set: 553.423 Check: 21.524 Back: 441.677 INFO - Atoms: 5388/21294 Clauses: 343 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 12223 Props: 18680990 Tprops: 0 Decides: 940477 RSplits: 0 INFO - Times: Expl: 3021.098 Prop: 6713.965 PropClause: 5974.805 Set: 558.475 Check: 21.729 Back: 446.129 INFO - Atoms: 5209/21294 Clauses: 285 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 12304 Props: 18798145 Tprops: 0 Decides: 940946 RSplits: 0 INFO - Times: Expl: 3044.365 Prop: 6746.967 PropClause: 6004.765 Set: 562.54 Check: 21.74 Back: 448.734 INFO - Atoms: 8087/21294 Clauses: 191 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 12434 Props: 18895356 Tprops: 0 Decides: 951261 RSplits: 0 INFO - Times: Expl: 3057.611 Prop: 6778.616 PropClause: 6031.6 Set: 565.589 Check: 21.975 Back: 451.239 INFO - Atoms: 5183/21294 Clauses: 240 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 12575 Props: 19047092 Tprops: 0 Decides: 959476 RSplits: 0 INFO - Times: Expl: 3075.609 Prop: 6825.249 PropClause: 6072.382 Set: 569.88 Check: 22.162 Back: 454.873 INFO - Atoms: 5328/21294 Clauses: 251 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 12798 Props: 19304833 Tprops: 0 Decides: 969827 RSplits: 0 INFO - Times: Expl: 3105.225 Prop: 6897.743 PropClause: 6135.916 Set: 576.54 Check: 22.399 Back: 460.943 INFO - Atoms: 5228/21294 Clauses: 333 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 13046 Props: 19550948 Tprops: 0 Decides: 981476 RSplits: 0 INFO - Times: Expl: 3134.657 Prop: 6965.857 PropClause: 6195.052 Set: 582.945 Check: 22.664 Back: 466.775 INFO - Atoms: 5111/21294 Clauses: 358 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 13208 Props: 19708880 Tprops: 0 Decides: 989291 RSplits: 0 INFO - Times: Expl: 3156.766 Prop: 7011.48 PropClause: 6234.844 Set: 589.211 Check: 22.843 Back: 470.512 INFO - Atoms: 5198/21294 Clauses: 272 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 13427 Props: 19941690 Tprops: 0 Decides: 1000533 RSplits: 0 INFO - Times: Expl: 3187.775 Prop: 7077.475 PropClause: 6292.234 Set: 596.922 Check: 23.1 Back: 476.032 INFO - Atoms: 5114/21294 Clauses: 329 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Bitblasting DPLL: INFO - Confl: 13555 Props: 20109013 Tprops: 0 Decides: 1006403 RSplits: 0 INFO - Times: Expl: 3210.162 Prop: 7125.368 PropClause: 6334.412 Set: 602.973 Check: 23.234 Back: 479.968 INFO - Atoms: 4924/21294 Clauses: 238 Axioms: 58350 INFO - Formula is unsat INFO - Bitblasting DPLL finished INFO - Confl: 87 Props: 1522 Tprops: 0 Decides: 3229 RSplits: 0 INFO - Times: Expl: 8.489 Prop: 12304.15 PropClause: 0.848 Set: 77.653 Check: 0.69 Back: 4.212 INFO - Atoms: 76/147 Clauses: 87 Axioms: 182 INFO - CCTimes: iE 0 eq 2032285 cc 218995 setRep 612176 INFO - Merges: 2300, cc:0 INFO - BVTimes: BB 58749848 BB_DPLL 12078211053 Graph 87685 INFO - BitBlastingClauses: 64070 BvultGraphCircles: 0 TrivialConflicts: 0 INFO - Formula is unsat unsat