%------------------------------------------------------------------------------ % File : Princess---230619 % Problem : SWC287+1 : TPTP v8.1.2. Released v2.4.0. % Transfm : none % Format : tptp % Command : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s % Computer : n032.cluster.edu % Model : x86_64 x86_64 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz % Memory : 8042.1875MB % OS : Linux 3.10.0-693.el7.x86_64 % CPULimit : 300s % WCLimit : 300s % DateTime : Thu Aug 31 20:50:39 EDT 2023 % Result : Theorem 20.01s 3.36s % Output : Proof 31.73s % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----WARNING: Could not form TPTP format derivation %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.04/0.07 % Problem : SWC287+1 : TPTP v8.1.2. Released v2.4.0. % 0.04/0.08 % Command : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s % 0.07/0.26 % Computer : n032.cluster.edu % 0.07/0.26 % Model : x86_64 x86_64 % 0.07/0.26 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.07/0.26 % Memory : 8042.1875MB % 0.07/0.26 % OS : Linux 3.10.0-693.el7.x86_64 % 0.07/0.26 % CPULimit : 300 % 0.07/0.26 % WCLimit : 300 % 0.07/0.26 % DateTime : Mon Aug 28 17:31:31 EDT 2023 % 0.07/0.26 % CPUTime : % 0.11/0.50 ________ _____ % 0.11/0.50 ___ __ \_________(_)________________________________ % 0.11/0.50 __ /_/ /_ ___/_ /__ __ \ ___/ _ \_ ___/_ ___/ % 0.11/0.50 _ ____/_ / _ / _ / / / /__ / __/(__ )_(__ ) % 0.11/0.50 /_/ /_/ /_/ /_/ /_/\___/ \___//____/ /____/ % 0.11/0.50 % 0.11/0.50 A Theorem Prover for First-Order Logic modulo Linear Integer Arithmetic % 0.11/0.50 (2023-06-19) % 0.11/0.50 % 0.11/0.50 (c) Philipp Rümmer, 2009-2023 % 0.11/0.50 Contributors: Peter Backeman, Peter Baumgartner, Angelo Brillout, Zafer Esen, % 0.11/0.50 Amanda Stjerna. % 0.11/0.50 Free software under BSD-3-Clause. % 0.11/0.50 % 0.11/0.50 For more information, visit http://www.philipp.ruemmer.org/princess.shtml % 0.11/0.50 % 0.11/0.50 Loading /export/starexec/sandbox2/benchmark/theBenchmark.p ... % 0.11/0.51 Running up to 7 provers in parallel. % 0.11/0.52 Prover 0: Options: +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1042961893 % 0.11/0.52 Prover 1: Options: +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1571432423 % 0.11/0.52 Prover 2: Options: +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMinimalAndEmpty -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1065072994 % 0.11/0.52 Prover 3: Options: +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1922548996 % 0.11/0.52 Prover 4: Options: +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=1868514696 % 0.11/0.52 Prover 5: Options: +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=complete -randomSeed=1259561288 % 0.11/0.52 Prover 6: Options: -triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximalOutermost -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1399714365 % 4.14/1.32 Prover 1: Preprocessing ... % 4.14/1.32 Prover 4: Preprocessing ... % 5.24/1.38 Prover 3: Preprocessing ... % 5.24/1.38 Prover 5: Preprocessing ... % 5.24/1.38 Prover 0: Preprocessing ... % 5.24/1.38 Prover 2: Preprocessing ... % 5.24/1.38 Prover 6: Preprocessing ... % 13.78/2.59 Prover 2: Proving ... % 15.13/2.72 Prover 5: Constructing countermodel ... % 15.13/2.75 Prover 1: Constructing countermodel ... % 15.58/2.81 Prover 6: Proving ... % 16.32/2.88 Prover 3: Constructing countermodel ... % 20.01/3.36 Prover 6: proved (2838ms) % 20.01/3.36 % 20.01/3.36 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p % 20.01/3.36 % 20.01/3.36 Prover 3: stopped % 20.01/3.36 Prover 2: stopped % 20.01/3.37 Prover 7: Options: +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-236303470 % 20.01/3.37 Prover 8: Options: +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-200781089 % 20.01/3.37 Prover 4: Constructing countermodel ... % 20.01/3.37 Prover 5: stopped % 20.01/3.39 Prover 10: Options: +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=919308125 % 20.01/3.39 Prover 11: Options: +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1509710984 % 21.68/3.56 Prover 0: Proving ... % 21.68/3.57 Prover 0: stopped % 21.68/3.58 Prover 13: Options: +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=complete -randomSeed=1138197443 % 22.36/3.71 Prover 8: Preprocessing ... % 22.36/3.75 Prover 10: Preprocessing ... % 22.36/3.75 Prover 7: Preprocessing ... % 22.36/3.76 Prover 11: Preprocessing ... % 23.93/3.87 Prover 13: Preprocessing ... % 23.93/3.95 Prover 10: Constructing countermodel ... % 24.69/3.97 Prover 7: Constructing countermodel ... % 26.25/4.18 Prover 13: Constructing countermodel ... % 26.98/4.28 Prover 8: Warning: ignoring some quantifiers % 27.31/4.31 Prover 8: Constructing countermodel ... % 30.71/4.77 Prover 7: Found proof (size 14) % 30.71/4.77 Prover 7: proved (1413ms) % 30.71/4.77 Prover 1: stopped % 30.71/4.77 Prover 10: stopped % 30.71/4.77 Prover 4: stopped % 30.71/4.77 Prover 8: stopped % 30.71/4.77 Prover 13: stopped % 31.48/4.90 Prover 11: Constructing countermodel ... % 31.48/4.94 Prover 11: stopped % 31.48/4.94 % 31.48/4.94 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p % 31.48/4.94 % 31.48/4.94 % SZS output start Proof for theBenchmark % 31.48/4.95 Assumptions after simplification: % 31.48/4.95 --------------------------------- % 31.48/4.95 % 31.48/4.95 (ax68) % 31.48/4.99 $i(nil) & ! [v0: $i] : ! [v1: $i] : ( ~ (cons(v0, nil) = v1) | ~ $i(v0) | % 31.48/4.99 ~ ssItem(v0) | strictorderedP(v1)) % 31.48/4.99 % 31.48/4.99 (ax69) % 31.48/4.99 $i(nil) & strictorderedP(nil) % 31.48/4.99 % 31.48/4.99 (co1) % 31.48/4.99 $i(nil) & ? [v0: $i] : ? [v1: $i] : ? [v2: $i] : ? [v3: $i] : ($i(v2) & % 31.48/4.99 $i(v1) & $i(v0) & ssList(v1) & ssList(v0) & ~ strictorderedP(v0) & ((v3 = % 31.48/4.99 v0 & cons(v2, nil) = v0 & memberP(v1, v2) & ssItem(v2) & ! [v4: $i] : % 31.48/4.99 (v4 = v2 | ~ $i(v4) | ~ leq(v4, v2) | ~ memberP(v1, v4) | ~ % 31.48/4.99 ssItem(v4))) | (v1 = nil & v0 = nil))) % 31.48/4.99 % 31.48/4.99 Further assumptions not needed in the proof: % 31.48/4.99 -------------------------------------------- % 31.48/4.99 ax1, ax10, ax11, ax12, ax13, ax14, ax15, ax16, ax17, ax18, ax19, ax2, ax20, % 31.48/4.99 ax21, ax22, ax23, ax24, ax25, ax26, ax27, ax28, ax29, ax3, ax30, ax31, ax32, % 31.48/4.99 ax33, ax34, ax35, ax36, ax37, ax38, ax39, ax4, ax40, ax41, ax42, ax43, ax44, % 31.48/4.99 ax45, ax46, ax47, ax48, ax49, ax5, ax50, ax51, ax52, ax53, ax54, ax55, ax56, % 31.48/4.99 ax57, ax58, ax59, ax6, ax60, ax61, ax62, ax63, ax64, ax65, ax66, ax67, ax7, % 31.48/4.99 ax70, ax71, ax72, ax73, ax74, ax75, ax76, ax77, ax78, ax79, ax8, ax80, ax81, % 31.48/4.99 ax82, ax83, ax84, ax85, ax86, ax87, ax88, ax89, ax9, ax90, ax91, ax92, ax93, % 31.48/4.99 ax94, ax95 % 31.48/4.99 % 31.48/4.99 Those formulas are unsatisfiable: % 31.48/4.99 --------------------------------- % 31.48/4.99 % 31.48/4.99 Begin of proof % 31.48/4.99 | % 31.48/5.00 | ALPHA: (ax68) implies: % 31.48/5.00 | (1) ! [v0: $i] : ! [v1: $i] : ( ~ (cons(v0, nil) = v1) | ~ $i(v0) | ~ % 31.48/5.00 | ssItem(v0) | strictorderedP(v1)) % 31.48/5.00 | % 31.48/5.00 | ALPHA: (ax69) implies: % 31.48/5.00 | (2) strictorderedP(nil) % 31.48/5.00 | % 31.48/5.00 | ALPHA: (co1) implies: % 31.48/5.00 | (3) ? [v0: $i] : ? [v1: $i] : ? [v2: $i] : ? [v3: $i] : ($i(v2) & % 31.48/5.00 | $i(v1) & $i(v0) & ssList(v1) & ssList(v0) & ~ strictorderedP(v0) & % 31.48/5.00 | ((v3 = v0 & cons(v2, nil) = v0 & memberP(v1, v2) & ssItem(v2) & ! % 31.48/5.00 | [v4: $i] : (v4 = v2 | ~ $i(v4) | ~ leq(v4, v2) | ~ memberP(v1, % 31.48/5.00 | v4) | ~ ssItem(v4))) | (v1 = nil & v0 = nil))) % 31.48/5.00 | % 31.48/5.00 | DELTA: instantiating (3) with fresh symbols all_91_0, all_91_1, all_91_2, % 31.48/5.00 | all_91_3 gives: % 31.73/5.00 | (4) $i(all_91_1) & $i(all_91_2) & $i(all_91_3) & ssList(all_91_2) & % 31.73/5.00 | ssList(all_91_3) & ~ strictorderedP(all_91_3) & ((all_91_0 = all_91_3 % 31.73/5.00 | & cons(all_91_1, nil) = all_91_3 & memberP(all_91_2, all_91_1) & % 31.73/5.00 | ssItem(all_91_1) & ! [v0: any] : (v0 = all_91_1 | ~ $i(v0) | ~ % 31.73/5.00 | leq(v0, all_91_1) | ~ memberP(all_91_2, v0) | ~ ssItem(v0))) | % 31.73/5.00 | (all_91_2 = nil & all_91_3 = nil)) % 31.73/5.00 | % 31.73/5.00 | ALPHA: (4) implies: % 31.73/5.01 | (5) ~ strictorderedP(all_91_3) % 31.73/5.01 | (6) $i(all_91_1) % 31.73/5.01 | (7) (all_91_0 = all_91_3 & cons(all_91_1, nil) = all_91_3 & % 31.73/5.01 | memberP(all_91_2, all_91_1) & ssItem(all_91_1) & ! [v0: any] : (v0 = % 31.73/5.01 | all_91_1 | ~ $i(v0) | ~ leq(v0, all_91_1) | ~ memberP(all_91_2, % 31.73/5.01 | v0) | ~ ssItem(v0))) | (all_91_2 = nil & all_91_3 = nil) % 31.73/5.01 | % 31.73/5.01 | PRED_UNIFY: (2), (5) imply: % 31.73/5.01 | (8) ~ (all_91_3 = nil) % 31.73/5.01 | % 31.73/5.01 | BETA: splitting (7) gives: % 31.73/5.01 | % 31.73/5.01 | Case 1: % 31.73/5.01 | | % 31.73/5.01 | | (9) all_91_0 = all_91_3 & cons(all_91_1, nil) = all_91_3 & % 31.73/5.01 | | memberP(all_91_2, all_91_1) & ssItem(all_91_1) & ! [v0: any] : (v0 = % 31.73/5.01 | | all_91_1 | ~ $i(v0) | ~ leq(v0, all_91_1) | ~ memberP(all_91_2, % 31.73/5.01 | | v0) | ~ ssItem(v0)) % 31.73/5.01 | | % 31.73/5.01 | | ALPHA: (9) implies: % 31.73/5.01 | | (10) ssItem(all_91_1) % 31.73/5.01 | | (11) cons(all_91_1, nil) = all_91_3 % 31.73/5.01 | | % 31.73/5.01 | | GROUND_INST: instantiating (1) with all_91_1, all_91_3, simplifying with % 31.73/5.01 | | (5), (6), (10), (11) gives: % 31.73/5.01 | | (12) $false % 31.73/5.01 | | % 31.73/5.01 | | CLOSE: (12) is inconsistent. % 31.73/5.01 | | % 31.73/5.01 | Case 2: % 31.73/5.01 | | % 31.73/5.01 | | (13) all_91_2 = nil & all_91_3 = nil % 31.73/5.01 | | % 31.73/5.01 | | ALPHA: (13) implies: % 31.73/5.01 | | (14) all_91_3 = nil % 31.73/5.01 | | % 31.73/5.01 | | REDUCE: (8), (14) imply: % 31.73/5.01 | | (15) $false % 31.73/5.01 | | % 31.73/5.01 | | CLOSE: (15) is inconsistent. % 31.73/5.01 | | % 31.73/5.01 | End of split % 31.73/5.01 | % 31.73/5.01 End of proof % 31.73/5.01 % SZS output end Proof for theBenchmark % 31.73/5.01 % 31.73/5.01 4517ms %------------------------------------------------------------------------------