%------------------------------------------------------------------------------ % File : Princess---230619 % Problem : DAT334_19 : TPTP v8.2.0. Released v8.2.0. % Transfm : none % Format : tptp % Command : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s % Computer : n031.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 : Wed Aug 30 22:19:44 EDT 2023 % Result : Theorem 4.00s 1.32s % Output : Proof 5.31s % Verified : % SZS Type : - % Comments : %------------------------------------------------------------------------------ %----WARNING: Could not form TPTP format derivation %------------------------------------------------------------------------------ %----ORIGINAL SYSTEM OUTPUT % 0.00/0.12 % Problem : DAT334_19 : TPTP v8.2.0. Released v8.2.0. % 0.12/0.13 % Command : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s % 0.13/0.34 % Computer : n031.cluster.edu % 0.13/0.34 % Model : x86_64 x86_64 % 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz % 0.13/0.34 % Memory : 8042.1875MB % 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64 % 0.13/0.34 % CPULimit : 300 % 0.13/0.34 % WCLimit : 300 % 0.13/0.34 % DateTime : Thu Aug 24 14:50:36 EDT 2023 % 0.13/0.35 % CPUTime : % 0.19/0.62 ________ _____ % 0.19/0.62 ___ __ \_________(_)________________________________ % 0.19/0.62 __ /_/ /_ ___/_ /__ __ \ ___/ _ \_ ___/_ ___/ % 0.19/0.62 _ ____/_ / _ / _ / / / /__ / __/(__ )_(__ ) % 0.19/0.62 /_/ /_/ /_/ /_/ /_/\___/ \___//____/ /____/ % 0.19/0.62 % 0.19/0.62 A Theorem Prover for First-Order Logic modulo Linear Integer Arithmetic % 0.19/0.62 (2023-06-19) % 0.19/0.62 % 0.19/0.62 (c) Philipp Rümmer, 2009-2023 % 0.19/0.62 Contributors: Peter Backeman, Peter Baumgartner, Angelo Brillout, Zafer Esen, % 0.19/0.62 Amanda Stjerna. % 0.19/0.62 Free software under BSD-3-Clause. % 0.19/0.62 % 0.19/0.62 For more information, visit http://www.philipp.ruemmer.org/princess.shtml % 0.19/0.62 % 0.19/0.62 Loading /export/starexec/sandbox2/benchmark/theBenchmark.p ... % 0.19/0.63 Running up to 7 provers in parallel. % 0.19/0.64 Prover 1: Options: +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1571432423 % 0.19/0.64 Prover 0: Options: +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1042961893 % 0.19/0.64 Prover 2: Options: +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMinimalAndEmpty -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1065072994 % 0.19/0.64 Prover 3: Options: +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1922548996 % 0.19/0.64 Prover 4: Options: +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=1868514696 % 0.19/0.64 Prover 5: Options: +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=complete -randomSeed=1259561288 % 0.19/0.64 Prover 6: Options: -triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximalOutermost -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1399714365 % 1.96/1.04 Prover 1: Preprocessing ... % 1.96/1.04 Prover 4: Preprocessing ... % 2.56/1.08 Prover 5: Preprocessing ... % 2.56/1.08 Prover 0: Preprocessing ... % 2.56/1.09 Prover 2: Preprocessing ... % 2.56/1.09 Prover 3: Preprocessing ... % 2.56/1.09 Prover 6: Preprocessing ... % 3.05/1.19 Prover 3: Warning: ignoring some quantifiers % 3.05/1.20 Prover 1: Warning: ignoring some quantifiers % 3.53/1.21 Prover 3: Constructing countermodel ... % 3.53/1.21 Prover 1: Constructing countermodel ... % 3.53/1.21 Prover 2: Proving ... % 3.53/1.22 Prover 5: Proving ... % 3.53/1.22 Prover 6: Proving ... % 3.53/1.24 Prover 4: Warning: ignoring some quantifiers % 3.53/1.26 Prover 0: Proving ... % 3.53/1.26 Prover 4: Constructing countermodel ... % 4.00/1.31 Prover 3: gave up % 4.00/1.31 Prover 7: Options: +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-236303470 % 4.00/1.32 Prover 2: proved (678ms) % 4.00/1.32 Prover 5: proved (671ms) % 4.00/1.32 % 4.00/1.32 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p % 4.00/1.32 % 4.00/1.32 % 4.00/1.32 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p % 4.00/1.32 % 4.00/1.32 Prover 8: Options: +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-200781089 % 4.00/1.32 Prover 10: Options: +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=919308125 % 4.00/1.32 Prover 6: stopped % 4.00/1.32 Prover 11: Options: +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1509710984 % 4.00/1.32 Prover 0: stopped % 4.00/1.32 Prover 1: gave up % 4.00/1.33 Prover 13: Options: +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=complete -randomSeed=1138197443 % 4.00/1.33 Prover 16: Options: +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=completeFrugal -randomSeed=-2043353683 % 4.00/1.35 Prover 16: Preprocessing ... % 4.00/1.35 Prover 8: Preprocessing ... % 4.00/1.36 Prover 7: Preprocessing ... % 4.00/1.36 Prover 10: Preprocessing ... % 4.00/1.37 Prover 13: Preprocessing ... % 4.00/1.37 Prover 11: Preprocessing ... % 4.00/1.37 Prover 16: Warning: ignoring some quantifiers % 4.00/1.38 Prover 10: Warning: ignoring some quantifiers % 4.00/1.38 Prover 16: Constructing countermodel ... % 4.00/1.38 Prover 10: Constructing countermodel ... % 4.00/1.38 Prover 7: Warning: ignoring some quantifiers % 4.00/1.38 Prover 13: Warning: ignoring some quantifiers % 4.00/1.39 Prover 13: Constructing countermodel ... % 4.00/1.39 Prover 7: Constructing countermodel ... % 4.00/1.40 Prover 8: Warning: ignoring some quantifiers % 4.00/1.43 Prover 8: Constructing countermodel ... % 4.82/1.44 Prover 16: Found proof (size 9) % 4.82/1.44 Prover 16: proved (110ms) % 4.82/1.44 Prover 10: Found proof (size 9) % 4.82/1.44 Prover 10: proved (120ms) % 4.82/1.44 Prover 13: stopped % 4.82/1.44 Prover 8: stopped % 4.82/1.44 Prover 7: stopped % 4.82/1.44 Prover 4: stopped % 4.82/1.46 Prover 11: Warning: ignoring some quantifiers % 4.82/1.46 Prover 11: Constructing countermodel ... % 5.31/1.47 Prover 11: stopped % 5.31/1.47 % 5.31/1.47 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p % 5.31/1.47 % 5.31/1.47 % SZS output start Proof for theBenchmark % 5.31/1.47 Assumptions after simplification: % 5.31/1.47 --------------------------------- % 5.31/1.47 % 5.31/1.47 (db) % 5.31/1.48 $ki_world($ki_local_world) & $i(psych) & $i(math) & $i(john) & $i(mary) & % 5.31/1.48 $i(sue) & $i(cs) & ! [v0: $ki_world] : ( ~ $ki_world(v0) | ~ % 5.31/1.48 $ki_accessible($ki_local_world, v0) | teach(v0, john, math)) & ! [v0: % 5.31/1.48 $ki_world] : ( ~ $ki_world(v0) | ~ $ki_accessible($ki_local_world, v0) | % 5.31/1.48 teach(v0, mary, psych)) & ! [v0: $ki_world] : ( ~ $ki_world(v0) | ~ % 5.31/1.48 $ki_accessible($ki_local_world, v0) | teach(v0, sue, psych)) & ! [v0: % 5.31/1.48 $ki_world] : ( ~ $ki_world(v0) | ~ $ki_accessible($ki_local_world, v0) | ? % 5.31/1.48 [v1: $i] : ($i(v1) & $ki_exists_in_world_$i(v0, v1) & teach(v0, v1, cs))) % 5.31/1.48 % 5.31/1.48 (verify) % 5.31/1.48 $ki_world($ki_local_world) & $i(cs) & ? [v0: $ki_world] : ($ki_world(v0) & % 5.31/1.48 $ki_accessible($ki_local_world, v0) & ! [v1: $i] : ( ~ $i(v1) | ~ % 5.31/1.48 $ki_exists_in_world_$i(v0, v1) | ~ teach(v0, v1, cs))) % 5.31/1.48 % 5.31/1.48 Further assumptions not needed in the proof: % 5.31/1.48 -------------------------------------------- % 5.31/1.48 $ki_exists_in_world_$i_decr, $ki_exists_in_world_$i_nonempty % 5.31/1.48 % 5.31/1.48 Those formulas are unsatisfiable: % 5.31/1.48 --------------------------------- % 5.31/1.48 % 5.31/1.48 Begin of proof % 5.31/1.48 | % 5.31/1.48 | ALPHA: (verify) implies: % 5.31/1.48 | (1) ? [v0: $ki_world] : ($ki_world(v0) & $ki_accessible($ki_local_world, % 5.31/1.48 | v0) & ! [v1: $i] : ( ~ $i(v1) | ~ $ki_exists_in_world_$i(v0, v1) % 5.31/1.48 | | ~ teach(v0, v1, cs))) % 5.31/1.49 | % 5.31/1.49 | ALPHA: (db) implies: % 5.31/1.49 | (2) ! [v0: $ki_world] : ( ~ $ki_world(v0) | ~ % 5.31/1.49 | $ki_accessible($ki_local_world, v0) | ? [v1: $i] : ($i(v1) & % 5.31/1.49 | $ki_exists_in_world_$i(v0, v1) & teach(v0, v1, cs))) % 5.31/1.49 | % 5.31/1.49 | DELTA: instantiating (1) with fresh symbol all_8_0 gives: % 5.31/1.49 | (3) $ki_world(all_8_0) & $ki_accessible($ki_local_world, all_8_0) & ! [v0: % 5.31/1.49 | $i] : ( ~ $i(v0) | ~ $ki_exists_in_world_$i(all_8_0, v0) | ~ % 5.31/1.49 | teach(all_8_0, v0, cs)) % 5.31/1.49 | % 5.31/1.49 | ALPHA: (3) implies: % 5.31/1.49 | (4) $ki_accessible($ki_local_world, all_8_0) % 5.31/1.49 | (5) $ki_world(all_8_0) % 5.31/1.49 | (6) ! [v0: $i] : ( ~ $i(v0) | ~ $ki_exists_in_world_$i(all_8_0, v0) | ~ % 5.31/1.49 | teach(all_8_0, v0, cs)) % 5.31/1.49 | % 5.31/1.49 | GROUND_INST: instantiating (2) with all_8_0, simplifying with (4), (5) gives: % 5.31/1.49 | (7) ? [v0: $i] : ($i(v0) & $ki_exists_in_world_$i(all_8_0, v0) & % 5.31/1.49 | teach(all_8_0, v0, cs)) % 5.31/1.49 | % 5.31/1.49 | DELTA: instantiating (7) with fresh symbol all_17_0 gives: % 5.31/1.49 | (8) $i(all_17_0) & $ki_exists_in_world_$i(all_8_0, all_17_0) & % 5.31/1.49 | teach(all_8_0, all_17_0, cs) % 5.31/1.49 | % 5.31/1.49 | ALPHA: (8) implies: % 5.31/1.49 | (9) teach(all_8_0, all_17_0, cs) % 5.31/1.49 | (10) $ki_exists_in_world_$i(all_8_0, all_17_0) % 5.31/1.50 | (11) $i(all_17_0) % 5.31/1.50 | % 5.31/1.50 | GROUND_INST: instantiating (6) with all_17_0, simplifying with (9), (10), (11) % 5.31/1.50 | gives: % 5.31/1.50 | (12) $false % 5.31/1.50 | % 5.31/1.50 | CLOSE: (12) is inconsistent. % 5.31/1.50 | % 5.31/1.50 End of proof % 5.31/1.50 % SZS output end Proof for theBenchmark % 5.31/1.50 % 5.31/1.50 880ms %------------------------------------------------------------------------------