0.11/0.12 % Problem : theBenchmark.p : TPTP v0.0.0. Released v0.0.0. 0.11/0.12 % Command : run_vampire %s %d THM 0.12/0.33 % Computer : n020.cluster.edu 0.12/0.33 % Model : x86_64 x86_64 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz 0.12/0.33 % Memory : 8042.1875MB 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64 0.12/0.33 % CPULimit : 960 0.12/0.33 % WCLimit : 120 0.12/0.33 % DateTime : Wed Jul 30 05:40:04 EDT 2025 0.12/0.33 % CPUTime : 0.12/0.35 This is a TFF_ problem 0.12/0.36 Running first-order theorem proving 0.12/0.36 Running /export/starexec/sandbox2/solver/bin/vampire --mode casc -m 16384 --cores 7 -t 120 /export/starexec/sandbox2/benchmark/theBenchmark.p 0.20/0.44 % (6786)Running in auto input_syntax mode. Trying TPTP 0.20/0.44 % (6792)dis+21_64_to=kbo:sil=128000:si=on:sp=weighted_frequency:uwa=alasca_can_abstract:random_seed=1483253713:i=4:rtra=on_1200 on theBenchmark for (1200ds/4Mi) 0.20/0.44 % (6786)Running in auto input_syntax mode. Trying TPTP 0.20/0.44 % (6791)lrs+1002_4:1_to=lpo:sil=64000:si=on:br=off:random_seed=3575453783:s2a=on:i=7:rtra=on:inst=on_1200 on theBenchmark for (1200ds/7Mi) 0.20/0.44 % (6786)Running in auto input_syntax mode. Trying TPTP 0.20/0.44 % (6789)dis+1002_1_to=kbo:sil=128000:tgt=ground:sas=z3:si=on:spb=units:tha=off:random_seed=2588981302:i=307:kws=precedence:nm=0:rtra=on_1200 on theBenchmark for (1200ds/307Mi) 0.20/0.44 % (6786)Running in auto input_syntax mode. Trying TPTP 0.20/0.44 % (6790)dis+10_3_slsqr=1,4:to=lpo:sil=128000:thi=strong:si=on:uwa=off:s2agt=20:slsqc=1:slsq=on:random_seed=1715691302:i=201:slsql=off:asg=cautious:rtra=on:gtg=all:ss=axioms:sgt=16_1200 on theBenchmark for (1200ds/201Mi) 0.20/0.44 % (6786)Running in auto input_syntax mode. Trying TPTP 0.20/0.44 % (6788)dis+1002_16:1_to=lpo:sil=64000:norm_ineq=on:sas=z3:si=on:gve=force:uwa=one_side_constant:random_seed=1530425039:i=12:doe=on:rtra=on:gtg=exists_top:ss=axioms_1200 on theBenchmark for (1200ds/12Mi) 0.20/0.44 % (6786)Running in auto input_syntax mode. Trying TPTP 0.20/0.44 % (6794)lrs+10_1_tgt=ground:sas=z3:si=on:random_seed=3935967625:i=33:rtra=on_1200 on theBenchmark for (1200ds/33Mi) 0.20/0.44 % (6786)Running in auto input_syntax mode. Trying TPTP 0.20/0.44 % (6793)lrs+10_1_to=lpo:sas=z3:si=on:tha=off:random_seed=3084311011:i=46:rtra=on_1200 on theBenchmark for (1200ds/46Mi) 0.20/0.44 % (6792)First to succeed. 0.20/0.44 % (6792)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-6786" 0.20/0.44 % (6786)Running in auto input_syntax mode. Trying TPTP 0.20/0.44 % (6792)Refutation found. Thanks to Tanya! 0.20/0.44 % SZS status Theorem for theBenchmark 0.20/0.44 % SZS output start Proof for theBenchmark 0.20/0.44 tff(func_def_0, type, g: ($int * $int) > $int). 0.20/0.44 tff(func_def_11, type, -1: $int > $int). 0.20/0.44 tff(func_def_12, type, -2: $int > $int). 0.20/0.44 tff(func_def_13, type, 2: $int > $int). 0.20/0.44 tff(func_def_14, type, 3: $int > $int). 0.20/0.44 tff(f54,plain,( 0.20/0.44 $false), 0.20/0.44 inference(evaluation,[],[f52])). 0.20/0.44 tff(f52,plain,( 0.20/0.44 4 != $sum(2,2)), 0.20/0.44 inference(equality_resolution,[],[f38])). 0.20/0.44 tff(f38,plain,( 0.20/0.44 ( ! [X0 : $int] : (g(3,2) != g(3,X0) | 4 != $sum(X0,2)) )), 0.20/0.44 inference(evaluation,[],[f34])). 0.20/0.44 tff(f34,plain,( 0.20/0.44 ( ! [X0 : $int] : (5 != $sum(3,2) | g(3,2) != g(3,X0) | 4 != $sum(X0,2)) )), 0.20/0.44 inference(constrained_superposition,[],[f26,f23])). 0.20/0.44 tff(f23,plain,( 0.20/0.44 ( ! [X0 : $int] : (g(3,3) = g(3,X0) | 4 != $sum(X0,2)) )), 0.20/0.44 inference(constrained_superposition,[],[f19,f18])). 0.20/0.44 tff(f18,plain,( 0.20/0.44 g(3,3) = g(3,4)), 0.20/0.44 inference(cnf_transformation,[],[f17])). 0.20/0.44 tff(f17,plain,( 0.20/0.44 g(3,2) != g(3,5) & ! [X0 : $int,X1 : $int] : g(X1,$sum(X0,2)) = g(X1,X0) & g(3,3) = g(3,4)), 0.20/0.44 inference(rectify,[],[f16])). 0.20/0.44 tff(f16,plain,( 0.20/0.44 g(3,2) != g(3,5) & ! [X1 : $int,X0 : $int] : g(X0,X1) = g(X0,$sum(X1,2)) & g(3,3) = g(3,4)), 0.20/0.44 inference(flattening,[],[f15])). 0.20/0.44 tff(f15,plain,( 0.20/0.44 (g(3,2) != g(3,5) & g(3,3) = g(3,4)) & ! [X1 : $int,X0 : $int] : g(X0,X1) = g(X0,$sum(X1,2))), 0.20/0.44 inference(ennf_transformation,[],[f2])). 0.20/0.44 tff(f2,negated_conjecture,( 0.20/0.44 ~(! [X1 : $int,X0 : $int] : g(X0,X1) = g(X0,$sum(X1,2)) => (g(3,3) = g(3,4) => g(3,2) = g(3,5)))), 0.20/0.44 inference(negated_conjecture,[status(cth)],[f1])). 0.20/0.44 tff(f1,conjecture,( 0.20/0.44 ! [X1 : $int,X0 : $int] : g(X0,X1) = g(X0,$sum(X1,2)) => (g(3,3) = g(3,4) => g(3,2) = g(3,5))), 0.20/0.44 file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unknown)). 0.20/0.44 tff(f19,plain,( 0.20/0.44 ( ! [X0 : $int,X1 : $int] : (g(X1,$sum(X0,2)) = g(X1,X0)) )), 0.20/0.44 inference(cnf_transformation,[],[f17])). 0.20/0.44 tff(f26,plain,( 0.20/0.44 ( ! [X0 : $int] : (g(3,2) != g(3,X0) | 5 != $sum(X0,2)) )), 0.20/0.44 inference(constrained_superposition,[],[f20,f19])). 0.20/0.44 tff(f20,plain,( 0.20/0.44 g(3,2) != g(3,5)), 0.20/0.44 inference(cnf_transformation,[],[f17])). 0.20/0.44 % SZS output end Proof for theBenchmark 0.20/0.44 % (6792)------------------------------ 0.20/0.44 % (6792)Version: Vampire 5.0.0 (Release build, commit 3ce9b74f2 on 2025-07-14 12:22:21 +0200) 0.20/0.44 % (6792)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c 0.20/0.44 % (6792)Termination reason: Refutation 0.20/0.44 0.20/0.44 % (6792)Time elapsed: 0.003 s 0.20/0.44 % (6792)Peak memory usage: 8 MB 0.20/0.44 % (6792)Instructions burned: 3 (million) 0.20/0.44 % (6792)------------------------------ 0.20/0.44 % (6792)------------------------------ 0.20/0.44 % (6786)Success in time 0.081 s 0.20/0.44 EOF