0.00/0.03 % Problem : theBenchmark.p : TPTP v0.0.0. Released v0.0.0. 0.00/0.04 % Command : vampire -m 90000 --mode casc -t %d %s 0.02/0.24 % Computer : n173.star.cs.uiowa.edu 0.02/0.24 % Model : x86_64 x86_64 0.02/0.24 % CPU : Intel(R) Xeon(R) CPU E5-2609 0 @ 2.40GHz 0.02/0.24 % Memory : 32218.625MB 0.02/0.24 % OS : Linux 3.10.0-693.2.2.el7.x86_64 0.02/0.24 % CPULimit : 300 0.02/0.24 % DateTime : Sat Jul 14 04:31:39 CDT 2018 0.02/0.24 % CPUTime : 0.02/0.24 Hi Geoff, go and have some cold beer while I am trying to solve this very hard problem! 0.02/0.24 % remaining time: 5999 next slice time: 4 0.07/0.27 lrs+1010_5:4_afp=100000:afq=1.2:anc=none:cond=on:fsr=off:ile=on:irw=on:nm=64:nwc=1:stl=30:sac=on:sp=occurrence:urr=on_2 on theBenchmark 0.07/0.31 % Refutation found. Thanks to Tanya! 0.07/0.31 % SZS status Theorem for theBenchmark 0.07/0.31 % SZS output start Proof for theBenchmark 0.07/0.31 fof(f5,axiom,( 0.07/0.31 ! [X0,X1] : (! [X3] : (model(X3,X0) => model(X3,X1)) <=> status(X0,X1,thm))), 0.07/0.31 file('/export/starexec/sandbox2/benchmark/theBenchmark.p',thm)). 0.07/0.31 fof(f9,axiom,( 0.07/0.31 ! [X0,X1] : (? [X3] : (model(X3,X1) & model(X3,X0)) <=> status(X0,X1,sat))), 0.07/0.31 file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sat)). 0.07/0.31 fof(f23,axiom,( 0.07/0.31 ? [X8] : (? [X3] : model(X3,X8) & ? [X2] : ~model(X2,X8))), 0.07/0.31 file('/export/starexec/sandbox2/benchmark/theBenchmark.p',satisfiable)). 0.07/0.31 fof(f25,axiom,( 0.07/0.31 ! [X6,X7] : (nota(X6,X7) <=> ? [X0,X1] : (~status(X0,X1,X7) & status(X0,X1,X6)))), 0.07/0.31 file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nota)). 0.07/0.31 fof(f30,axiom,( 0.07/0.31 ? [X8] : ! [X9] : model(X9,X8)), 0.07/0.31 file('/export/starexec/sandbox2/benchmark/theBenchmark.p',tautology)). 0.07/0.31 fof(f33,conjecture,( 0.07/0.31 nota(sat,thm)), 0.07/0.31 file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nota_sat_thm)). 0.07/0.31 fof(f34,negated_conjecture,( 0.07/0.31 ~nota(sat,thm)), 0.07/0.31 inference(negated_conjecture,[],[f33])). 0.07/0.31 fof(f35,plain,( 0.07/0.31 ~nota(sat,thm)), 0.07/0.31 inference(flattening,[],[f34])). 0.07/0.31 fof(f38,plain,( 0.07/0.31 ! [X0,X1] : (nota(X0,X1) <=> ? [X2,X3] : (~status(X2,X3,X1) & status(X2,X3,X0)))), 0.07/0.31 inference(rectify,[],[f25])). 0.07/0.31 fof(f51,plain,( 0.07/0.31 ! [X0,X1] : (! [X2] : (model(X2,X0) => model(X2,X1)) <=> status(X0,X1,thm))), 0.07/0.31 inference(rectify,[],[f5])). 0.07/0.31 fof(f53,plain,( 0.07/0.31 ! [X0,X1] : (? [X2] : (model(X2,X1) & model(X2,X0)) <=> status(X0,X1,sat))), 0.07/0.31 inference(rectify,[],[f9])). 0.07/0.31 fof(f57,plain,( 0.07/0.31 ? [X0] : (? [X1] : model(X1,X0) & ? [X2] : ~model(X2,X0))), 0.07/0.31 inference(rectify,[],[f23])). 0.07/0.31 fof(f59,plain,( 0.07/0.31 ? [X0] : ! [X1] : model(X1,X0)), 0.07/0.31 inference(rectify,[],[f30])). 0.07/0.31 fof(f63,plain,( 0.07/0.31 ! [X0,X1] : (? [X2,X3] : (~status(X2,X3,X1) & status(X2,X3,X0)) => nota(X0,X1))), 0.07/0.31 inference(unused_predicate_definition_removal,[],[f38])). 0.07/0.31 fof(f64,plain,( 0.07/0.31 ! [X0,X1] : (nota(X0,X1) | ! [X2,X3] : (status(X2,X3,X1) | ~status(X2,X3,X0)))), 0.07/0.31 inference(ennf_transformation,[],[f63])). 0.07/0.31 fof(f73,plain,( 0.07/0.31 ! [X0,X1] : (! [X2] : (model(X2,X1) | ~model(X2,X0)) <=> status(X0,X1,thm))), 0.07/0.31 inference(ennf_transformation,[],[f51])). 0.07/0.31 fof(f175,plain,( 0.07/0.31 ! [X0,X1] : ((! [X2] : (model(X2,X1) | ~model(X2,X0)) | ~status(X0,X1,thm)) & (status(X0,X1,thm) | ? [X2] : (~model(X2,X1) & model(X2,X0))))), 0.07/0.31 inference(nnf_transformation,[],[f73])). 0.07/0.31 fof(f176,plain,( 0.07/0.31 ! [X0,X1] : ((! [X2] : (model(X2,X1) | ~model(X2,X0)) | ~status(X0,X1,thm)) & (status(X0,X1,thm) | ? [X3] : (~model(X3,X1) & model(X3,X0))))), 0.07/0.31 inference(rectify,[],[f175])). 0.07/0.31 fof(f177,plain,( 0.07/0.31 ! [X1,X0] : (? [X3] : (~model(X3,X1) & model(X3,X0)) => (~model(sK38(X0,X1),X1) & model(sK38(X0,X1),X0)))), 0.07/0.31 introduced(choice_axiom,[])). 0.07/0.31 fof(f178,plain,( 0.07/0.31 ! [X0,X1] : ((! [X2] : (model(X2,X1) | ~model(X2,X0)) | ~status(X0,X1,thm)) & (status(X0,X1,thm) | (~model(sK38(X0,X1),X1) & model(sK38(X0,X1),X0))))), 0.07/0.31 inference(skolemisation,[status(esa),new_symbols(skolem,[sK38])],[f176,f177])). 0.07/0.31 fof(f179,plain,( 0.07/0.31 ! [X0,X1] : ((? [X2] : (model(X2,X1) & model(X2,X0)) | ~status(X0,X1,sat)) & (status(X0,X1,sat) | ! [X2] : (~model(X2,X1) | ~model(X2,X0))))), 0.07/0.31 inference(nnf_transformation,[],[f53])). 0.07/0.31 fof(f180,plain,( 0.07/0.31 ! [X0,X1] : ((? [X2] : (model(X2,X1) & model(X2,X0)) | ~status(X0,X1,sat)) & (status(X0,X1,sat) | ! [X3] : (~model(X3,X1) | ~model(X3,X0))))), 0.07/0.31 inference(rectify,[],[f179])). 0.07/0.31 fof(f181,plain,( 0.07/0.31 ! [X1,X0] : (? [X2] : (model(X2,X1) & model(X2,X0)) => (model(sK39(X0,X1),X1) & model(sK39(X0,X1),X0)))), 0.07/0.31 introduced(choice_axiom,[])). 0.07/0.31 fof(f182,plain,( 0.07/0.31 ! [X0,X1] : (((model(sK39(X0,X1),X1) & model(sK39(X0,X1),X0)) | ~status(X0,X1,sat)) & (status(X0,X1,sat) | ! [X3] : (~model(X3,X1) | ~model(X3,X0))))), 0.07/0.31 inference(skolemisation,[status(esa),new_symbols(skolem,[sK39])],[f180,f181])). 0.07/0.31 fof(f188,plain,( 0.07/0.31 ? [X0] : (? [X1] : model(X1,X0) & ? [X2] : ~model(X2,X0)) => (? [X1] : model(X1,sK41) & ? [X2] : ~model(X2,sK41))), 0.07/0.31 introduced(choice_axiom,[])). 0.07/0.31 fof(f189,plain,( 0.07/0.31 ( ! [X0] : (? [X1] : model(X1,X0) => model(sK42,X0)) )), 0.07/0.31 introduced(choice_axiom,[])). 0.07/0.31 fof(f190,plain,( 0.07/0.31 ( ! [X0] : (? [X2] : ~model(X2,X0) => ~model(sK43,X0)) )), 0.07/0.31 introduced(choice_axiom,[])). 0.07/0.31 fof(f191,plain,( 0.07/0.31 model(sK42,sK41) & ~model(sK43,sK41)), 0.07/0.31 inference(skolemisation,[status(esa),new_symbols(skolem,[sK41,sK42,sK43])],[f57,f190,f189,f188])). 0.07/0.31 fof(f194,plain,( 0.07/0.31 ? [X0] : ! [X1] : model(X1,X0) => ! [X1] : model(X1,sK45)), 0.07/0.31 introduced(choice_axiom,[])). 0.07/0.31 fof(f195,plain,( 0.07/0.31 ! [X1] : model(X1,sK45)), 0.07/0.31 inference(skolemisation,[status(esa),new_symbols(skolem,[sK45])],[f59,f194])). 0.07/0.31 fof(f208,plain,( 0.07/0.31 ~nota(sat,thm)), 0.07/0.31 inference(cnf_transformation,[],[f35])). 0.07/0.31 fof(f209,plain,( 0.07/0.31 ( ! [X2,X0,X3,X1] : (~status(X2,X3,X0) | status(X2,X3,X1) | nota(X0,X1)) )), 0.07/0.31 inference(cnf_transformation,[],[f64])). 0.07/0.31 fof(f278,plain,( 0.07/0.31 ( ! [X2,X0,X1] : (~status(X0,X1,thm) | ~model(X2,X0) | model(X2,X1)) )), 0.07/0.31 inference(cnf_transformation,[],[f178])). 0.07/0.31 fof(f279,plain,( 0.07/0.31 ( ! [X0,X3,X1] : (status(X0,X1,sat) | ~model(X3,X1) | ~model(X3,X0)) )), 0.07/0.31 inference(cnf_transformation,[],[f182])). 0.07/0.31 fof(f287,plain,( 0.07/0.31 ~model(sK43,sK41)), 0.07/0.31 inference(cnf_transformation,[],[f191])). 0.07/0.31 fof(f288,plain,( 0.07/0.31 model(sK42,sK41)), 0.07/0.31 inference(cnf_transformation,[],[f191])). 0.07/0.31 fof(f290,plain,( 0.07/0.31 ( ! [X1] : (model(X1,sK45)) )), 0.07/0.31 inference(cnf_transformation,[],[f195])). 0.07/0.31 fof(f1384,plain,( 0.07/0.31 ~status(sK45,sK41,thm)), 0.07/0.31 inference(unit_resulting_resolution,[],[f287,f290,f278])). 0.07/0.31 fof(f1488,plain,( 0.07/0.31 status(sK45,sK41,sat)), 0.07/0.31 inference(unit_resulting_resolution,[],[f290,f288,f279])). 0.07/0.31 fof(f4876,plain,( 0.07/0.31 $false), 0.07/0.31 inference(unit_resulting_resolution,[],[f208,f1384,f1488,f209])). 0.07/0.31 % SZS output end Proof for theBenchmark 0.07/0.31 % ------------------------------ 0.07/0.31 % Version: Vampire 4.2 (commit c955596 on 2017-07-21 22:07:53 +0100) 0.07/0.31 % Termination reason: Refutation 0.07/0.31 0.07/0.31 % Memory used [KB]: 6396 0.07/0.31 % Time elapsed: 0.038 s 0.07/0.31 % ------------------------------ 0.07/0.31 % ------------------------------ 0.07/0.31 % Success in time 0.069 s 0.07/0.31 EOF