%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : SET246-6 : TPTP v9.3.1. Bugfixed v2.1.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% Computer : n010.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Tue Sep 29 12:40:36 PM UTC 2026
% Result : Unsatisfiable 8.32s 2.08s
% Output : Refutation 8.32s
% Verified :
% SZS Type : Refutation
% Derivation depth : 15
% Number of leaves : 16
% Syntax : Number of formulae : 47 ( 21 unt; 2 def)
% Number of atoms : 78 ( 31 equ)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 64 ( 33 ~; 31 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 4 avg)
% Maximal term depth : 5 ( 1 avg)
% Number of predicates : 4 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 17 ( 17 usr; 6 con; 0-3 aty)
% Number of variables : 69 ( 69 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f2,axiom,
! [X0,X1] :
( member(not_subclass_element(X0,X1),X0)
| subclass(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_subclass_members1) ).
fof(f3,axiom,
! [X0,X1] :
( ~ member(not_subclass_element(X0,X1),X1)
| subclass(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_subclass_members2) ).
fof(f7,axiom,
! [X0,X1] :
( ~ subclass(X1,X0)
| ~ subclass(X0,X1)
| X0 = X1 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',subclass_implies_equal) ).
fof(f12,axiom,
! [X0] : unordered_pair(X0,X0) = singleton(X0),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',singleton_set) ).
fof(f13,axiom,
! [X0,X1] : unordered_pair(singleton(X0),unordered_pair(X0,singleton(X1))) = ordered_pair(X0,X1),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',ordered_pair) ).
fof(f14,axiom,
! [X2,X3,X0,X1] :
( ~ member(ordered_pair(X0,X1),cross_product(X2,X3))
| member(X0,X2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product1) ).
fof(f17,axiom,
! [X2,X0,X1] :
( ~ member(X0,cross_product(X1,X2))
| ordered_pair(first(X0),second(X0)) = X0 ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',cartesian_product4) ).
fof(f21,axiom,
! [X2,X0,X1] :
( ~ member(X0,intersection(X1,X2))
| member(X0,X1) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection1) ).
fof(f22,axiom,
! [X2,X0,X1] :
( ~ member(X0,intersection(X1,X2))
| member(X0,X2) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection2) ).
fof(f28,axiom,
! [X2,X0,X1] : intersection(X0,cross_product(X1,X2)) = restrict(X0,X1,X2),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',restriction1) ).
fof(f30,axiom,
! [X0,X1] :
( restrict(X0,singleton(X1),universal_class) != null_class
| ~ member(X1,domain_of(X0)) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',domain1) ).
fof(f67,axiom,
! [X0] :
( X0 = null_class
| member(regular(X0),X0) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',regularity1) ).
fof(f68,plain,
! [X0] :
( member(regular(X0),X0)
| null_class = X0 ),
inference(reorient_equations,[],[f67]) ).
fof(f69,axiom,
! [X0] :
( X0 = null_class
| intersection(X0,regular(X0)) = null_class ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',regularity2) ).
fof(f70,plain,
! [X0] :
( null_class = intersection(X0,regular(X0))
| null_class = X0 ),
inference(reorient_equations,[],[f69]) ).
fof(f122,negated_conjecture,
restrict(xr,null_class,y) != null_class,
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_restriction_with_null_class2_1) ).
fof(f123,plain,
null_class != restrict(xr,null_class,y),
inference(reorient_equations,[],[f122]) ).
fof(f128,plain,
! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X0),unordered_pair(X0,unordered_pair(X1,X1))),
inference(definition_unfolding,[],[f13,f12,f12]) ).
fof(f137,plain,
! [X2,X3,X0,X1] :
( ~ member(unordered_pair(unordered_pair(X0,X0),unordered_pair(X0,unordered_pair(X1,X1))),cross_product(X2,X3))
| member(X0,X2) ),
inference(definition_unfolding,[],[f14,f128]) ).
fof(f140,plain,
! [X2,X0,X1] :
( unordered_pair(unordered_pair(first(X0),first(X0)),unordered_pair(first(X0),unordered_pair(second(X0),second(X0)))) = X0
| ~ member(X0,cross_product(X1,X2)) ),
inference(definition_unfolding,[],[f17,f128]) ).
fof(f144,plain,
! [X0,X1] :
( null_class != intersection(X0,cross_product(unordered_pair(X1,X1),universal_class))
| ~ member(X1,domain_of(X0)) ),
inference(definition_unfolding,[],[f30,f28,f12]) ).
fof(f186,plain,
null_class != intersection(xr,cross_product(null_class,y)),
inference(definition_unfolding,[],[f123,f28]) ).
fof(f191,definition,
sF0 = cross_product(null_class,y),
introduced(definition,[new_symbols(definition,[sF0])],[function_definition]) ).
fof(f192,plain,
cross_product(null_class,y) = sF0,
inference(reorient_equations,[],[f191]) ).
fof(f193,definition,
sF1 = intersection(xr,sF0),
introduced(definition,[new_symbols(definition,[sF1])],[function_definition]) ).
fof(f194,plain,
intersection(xr,sF0) = sF1,
inference(reorient_equations,[],[f193]) ).
fof(f195,plain,
null_class != sF1,
inference(definition_folding,[],[f186,f194,f192]) ).
fof(f199,plain,
! [X0] :
( member(X0,sF0)
| ~ member(X0,sF1) ),
inference(superposition,[],[f22,f194]) ).
fof(f201,plain,
! [X2,X0,X1] :
( member(not_subclass_element(intersection(X0,X1),X2),X0)
| subclass(intersection(X0,X1),X2) ),
inference(resolution,[],[f2,f21]) ).
fof(f236,plain,
! [X2,X3,X0,X1,X4] :
( ~ member(X0,cross_product(X3,X4))
| member(first(X0),X1)
| ~ member(X0,cross_product(X1,X2)) ),
inference(superposition,[],[f137,f140]) ).
fof(f246,plain,
! [X2,X0,X1] :
( ~ member(X0,cross_product(X1,X2))
| member(first(X0),X1)
| ~ member(X0,sF0) ),
inference(superposition,[],[f236,f192]) ).
fof(f259,plain,
! [X0] :
( ~ member(X0,sF0)
| member(first(X0),null_class)
| ~ member(X0,sF0) ),
inference(superposition,[],[f246,f192]) ).
fof(f260,plain,
! [X0] :
( member(first(X0),null_class)
| ~ member(X0,sF0) ),
inference(duplicate_literal_removal,[],[f259]) ).
fof(f280,plain,
! [X0,X1] :
( subclass(intersection(X0,X1),X0)
| subclass(intersection(X0,X1),X0) ),
inference(resolution,[],[f201,f3]) ).
fof(f293,plain,
! [X0,X1] : subclass(intersection(X0,X1),X0),
inference(duplicate_literal_removal,[],[f280]) ).
fof(f337,plain,
! [X0] :
( subclass(null_class,X0)
| null_class = X0 ),
inference(superposition,[],[f293,f70]) ).
fof(f338,plain,
! [X0] :
( null_class = X0
| ~ subclass(X0,null_class)
| null_class = X0 ),
inference(resolution,[],[f337,f7]) ).
fof(f339,plain,
! [X0] :
( ~ subclass(X0,null_class)
| null_class = X0 ),
inference(duplicate_literal_removal,[],[f338]) ).
fof(f340,plain,
! [X0] : null_class = intersection(null_class,X0),
inference(resolution,[],[f339,f293]) ).
fof(f349,plain,
! [X0] :
( null_class != null_class
| ~ member(X0,domain_of(null_class)) ),
inference(superposition,[],[f144,f340]) ).
fof(f350,plain,
! [X0] : ~ member(X0,domain_of(null_class)),
inference(trivial_inequality_removal,[],[f349]) ).
fof(f351,plain,
null_class = domain_of(null_class),
inference(resolution,[],[f350,f68]) ).
fof(f360,plain,
! [X0] : ~ member(X0,null_class),
inference(backward_demodulation,[],[f350,f351]) ).
fof(f362,plain,
! [X0] : ~ member(X0,sF0),
inference(resolution,[],[f360,f260]) ).
fof(f369,plain,
! [X0] : ~ member(X0,sF1),
inference(resolution,[],[f362,f199]) ).
fof(f419,plain,
null_class = sF1,
inference(resolution,[],[f369,f68]) ).
fof(f424,plain,
$false,
inference(forward_subsumption_resolution,[],[f419,f195]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SET246-6 : TPTP v9.3.1. Bugfixed v2.1.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.11/0.38 % Computer : n010.cluster.edu
% 0.11/0.38 % Model : x86_64 x86_64
% 0.11/0.38 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.38 % Memory : 8046.5625MB
% 0.11/0.38 % OS : Linux 6.8.0-71-generic
% 0.11/0.38 % CPULimit : 300
% 0.11/0.38 % WCLimit : 300
% 0.11/0.38 % DateTime : Mon Sep 28 01:12:47 UTC 2026
% 0.11/0.38 % CPUTime :
% 0.11/0.38 Running run_vampire /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.11/0.42 Running first-order theorem proving
% 0.11/0.42 Running: /export/starexec/sandbox/solver/bin/vampire --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 6.43/1.97 % (1480261)Input is clausal, will run a generic CNF schedule.
% 6.43/1.97 % (1480269)lrs+10_1_sil=8000:sp=occurrence:random_seed=3856942592:i=107:sd=3:ss=axioms:sgt=8_2999 on theBenchmark for (2999ds/107Mi)
% 6.43/1.97 % (1480269)Refutation not found, incomplete strategy
% 6.43/1.97 % (1480269)------------------------------
% 6.43/1.97 % (1480269)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.43/1.97 % (1480269)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.43/1.97 % (1480269)CaDiCaL version: 2.1.3
% 6.43/1.97 % (1480269)Termination reason: Refutation not found, incomplete strategy
% 6.43/1.97 % (1480269)Time elapsed: 0.001 s
% 6.43/1.97 % (1480269)Peak memory usage: 88 MB
% 6.43/1.97 % (1480269)Instructions burned: 1 (million)
% 6.43/1.97 % (1480271)dis-1011_1_sil=16000:fde=unused:s2agt=70:random_seed=518610026:s2a=on:i=180:gtg=position_2999 on theBenchmark for (2999ds/180Mi)
% 6.43/1.97 % (1480268)lrs+1002_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=ground:npcc=on:sp=reverse_frequency:spb=intro:random_seed=1036436409:i=137899:s2at=10:gtgl=3:kws=precedence:add=on:bd=preordered:gtg=position_2999 on theBenchmark for (2999ds/137899Mi)
% 6.43/1.97 % (1480267)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:npcc=on:urr=on:br=off:random_seed=3877707535:i=132376:av=off_2999 on theBenchmark for (2999ds/132376Mi)
% 6.43/1.97 % (1480270)dis-1002_1_to=lpo:sil=16000:fd=off:random_seed=1253969099:st=1.5:i=114:aac=none:ins=7:ss=axioms:fsd=on_2999 on theBenchmark for (2999ds/114Mi)
% 6.43/1.97 % (1480266)lrs+10_1_ncem=casc2026/models/loop8.pt:sil=128000:tgt=full:npcc=on:drc=off:sp=weighted_frequency:spb=goal:fd=preordered:foolp=on:random_seed=3318339678:i=140167_2999 on theBenchmark for (2999ds/140167Mi)
% 6.43/1.97 % (1480272)dis-21_1_sil=8000:lcm=predicate:random_seed=690203953:st=5:avsq=on:i=117:avsqr=1,16:sd=3:aac=none:ep=RS:fsr=off:ss=included_2999 on theBenchmark for (2999ds/117Mi)
% 6.43/1.97 % (1480270)Instruction limit reached!
% 6.43/1.97 % (1480270)------------------------------
% 6.43/1.97 % (1480270)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.43/1.97 % (1480270)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.43/1.97 % (1480270)CaDiCaL version: 2.1.3
% 6.43/1.97 % (1480270)Termination reason: Instruction limit
% 6.43/1.97 % (1480270)Termination phase: Saturation
% 6.43/1.97 % (1480270)Time elapsed: 0.067 s
% 6.43/1.97 % (1480270)Peak memory usage: 88 MB
% 6.43/1.97 % (1480270)Instructions burned: 115 (million)
% 6.43/1.97 % (1480272)Instruction limit reached!
% 6.43/1.97 % (1480272)------------------------------
% 6.43/1.97 % (1480272)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.43/1.97 % (1480272)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.43/1.97 % (1480272)CaDiCaL version: 2.1.3
% 6.43/1.97 % (1480272)Termination reason: Instruction limit
% 6.43/1.97 % (1480272)Termination phase: Saturation
% 6.43/1.97 % (1480272)Time elapsed: 0.073 s
% 6.43/1.97 % (1480272)Peak memory usage: 89 MB
% 6.43/1.97 % (1480272)Instructions burned: 117 (million)
% 6.43/1.97 % (1480269)------------------------------
% 6.43/1.97 % (1480269)------------------------------
% 6.43/1.97 % (1480271)Instruction limit reached!
% 6.43/1.97 % (1480271)------------------------------
% 6.43/1.97 % (1480271)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.43/1.97 % (1480271)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.43/1.97 % (1480271)CaDiCaL version: 2.1.3
% 6.43/1.97 % (1480271)Termination reason: Instruction limit
% 6.43/1.97 % (1480271)Termination phase: Saturation
% 6.43/1.97 % (1480271)Time elapsed: 0.136 s
% 6.43/1.97 % (1480271)Peak memory usage: 91 MB
% 6.43/1.97 % (1480271)Instructions burned: 181 (million)
% 6.43/1.97 % (1480280)dis+1010_3_sil=8000:plsq=on:drc=off:fde=none:plsqc=1:bsd=on:plsqr=7,2:sos=on:spb=goal_then_units:random_seed=3591618919:i=143:sd=2:aac=none:ss=axioms:sgt=16_2997 on theBenchmark for (2997ds/143Mi)
% 6.43/1.97 % (1480281)ott-1010_1_to=lpo:sil=16000:sos=on:spb=units:urr=on:bce=on:br=off:random_seed=1801616616:st=3:avsq=on:s2a=on:i=189:s2at=1.2:avsqr=1,16:sd=2:bd=all:nm=64:ss=axioms:sgt=30_2997 on theBenchmark for (2997ds/189Mi)
% 6.43/1.97 % (1480280)Refutation not found, incomplete strategy
% 6.43/1.97 % (1480280)------------------------------
% 6.43/1.97 % (1480280)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.43/1.97 % (1480280)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.43/1.97 % (1480280)CaDiCaL version: 2.1.3
% 6.43/1.97 % (1480280)Termination reason: Refutation not found, incomplete strategy
% 6.43/1.97 % (1480280)Time elapsed: 0.003 s
% 6.43/1.97 % (1480280)Peak memory usage: 88 MB
% 6.43/1.97 % (1480280)Instructions burned: 3 (million)
% 6.43/1.97 % (1480282)lrs-1002_1_to=lpo:sil=8000:fde=none:sos=on:random_seed=2653823960:st=4:i=219:sd=3:ss=axioms_2997 on theBenchmark for (2997ds/219Mi)
% 6.43/1.97 % (1480282)Refutation not found, incomplete strategy
% 6.43/1.97 % (1480282)------------------------------
% 6.43/1.97 % (1480282)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.43/1.97 % (1480282)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.43/1.97 % (1480282)CaDiCaL version: 2.1.3
% 6.43/1.97 % (1480282)Termination reason: Refutation not found, incomplete strategy
% 6.43/1.97 % (1480282)Time elapsed: 0.001 s
% 6.43/1.97 % (1480282)Peak memory usage: 88 MB
% 6.43/1.97 % (1480282)Instructions burned: 3 (million)
% 6.43/1.97 % (1480283)lrs+10_64_to=lpo:sil=8000:random_seed=850470177:i=126:bd=preordered_2997 on theBenchmark for (2997ds/126Mi)
% 6.43/1.97 % (1480281)Instruction limit reached!
% 6.43/1.97 % (1480281)------------------------------
% 6.43/1.97 % (1480281)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.43/1.97 % (1480281)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.43/1.97 % (1480281)CaDiCaL version: 2.1.3
% 6.43/1.97 % (1480281)Termination reason: Instruction limit
% 6.43/1.97 % (1480281)Termination phase: Saturation
% 6.43/1.97 % (1480281)Time elapsed: 0.097 s
% 6.43/1.97 % (1480281)Peak memory usage: 90 MB
% 6.43/1.97 % (1480281)Instructions burned: 189 (million)
% 6.43/1.97 % (1480283)Instruction limit reached!
% 6.43/1.97 % (1480283)------------------------------
% 6.43/1.97 % (1480283)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.43/1.97 % (1480283)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.43/1.97 % (1480283)CaDiCaL version: 2.1.3
% 6.43/1.97 % (1480283)Termination reason: Instruction limit
% 6.43/1.97 % (1480283)Termination phase: Saturation
% 6.43/1.97 % (1480283)Time elapsed: 0.082 s
% 6.43/1.97 % (1480283)Peak memory usage: 89 MB
% 6.43/1.97 % (1480283)Instructions burned: 127 (million)
% 6.43/1.97 % (1480282)------------------------------
% 6.43/1.97 % (1480282)------------------------------
% 6.43/1.97 % (1480288)lrs+1011_16_to=lpo:sil=8000:drc=off:sp=reverse_frequency:spb=goal_then_units:random_seed=3860721547:avsq=on:i=194:fgj=on:bd=preordered_2995 on theBenchmark for (2995ds/194Mi)
% 6.43/1.97 % (1480280)------------------------------
% 6.43/1.97 % (1480280)------------------------------
% 6.43/1.97 % (1480290)lrs+10_1_ncem=casc2026/models/loop7.pt:sil=128000:npcc=on:random_seed=3245441013:i=3394:sd=4:ss=included:sgt=64_2994 on theBenchmark for (2994ds/3394Mi)
% 6.43/1.97 % (1480289)lrs+10_1_sil=8000:tgt=full:acc=on:random_seed=2223604706:i=157:gtg=all_2994 on theBenchmark for (2994ds/157Mi)
% 6.43/1.97 % (1480288)Instruction limit reached!
% 6.43/1.97 % (1480288)------------------------------
% 6.43/1.97 % (1480288)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.43/1.97 % (1480288)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.43/1.97 % (1480288)CaDiCaL version: 2.1.3
% 6.43/1.97 % (1480288)Termination reason: Instruction limit
% 6.43/1.97 % (1480288)Termination phase: Saturation
% 6.43/1.97 % (1480288)Time elapsed: 0.121 s
% 6.43/1.97 % (1480288)Peak memory usage: 90 MB
% 6.43/1.97 % (1480288)Instructions burned: 195 (million)
% 6.43/1.97 % (1480292)lrs+1011_5_to=lpo:sil=8000:tgt=full:plsq=on:prc=on:drc=off:plsqr=31,4:sp=occurrence:urr=on:nwc=0.8:s2agt=16:br=off:random_seed=1836766777:cts=off:s2a=on:i=106:fsr=off:gsp=on:ss=axioms:sgt=16:rawr=on_2993 on theBenchmark for (2993ds/106Mi)
% 6.43/1.97 % (1480289)Instruction limit reached!
% 6.43/1.97 % (1480289)------------------------------
% 6.43/1.97 % (1480289)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.43/1.97 % (1480289)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.43/1.97 % (1480289)CaDiCaL version: 2.1.3
% 6.43/1.97 % (1480289)Termination reason: Instruction limit
% 6.43/1.97 % (1480289)Termination phase: Saturation
% 6.43/1.97 % (1480289)Time elapsed: 0.106 s
% 6.43/1.97 % (1480289)Peak memory usage: 91 MB
% 6.43/1.97 % (1480289)Instructions burned: 157 (million)
% 6.43/1.97 % (1480292)Instruction limit reached!
% 6.43/1.97 % (1480292)------------------------------
% 8.32/2.08 % (1480292)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 8.32/2.08 % (1480292)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.32/2.08 % (1480292)CaDiCaL version: 2.1.3
% 8.32/2.08 % (1480292)Termination reason: Instruction limit
% 8.32/2.08 % (1480292)Termination phase: Saturation
% 8.32/2.08 % (1480292)Time elapsed: 0.070 s
% 8.32/2.08 % (1480292)Peak memory usage: 89 MB
% 8.32/2.08 % (1480292)Instructions burned: 107 (million)
% 8.32/2.08 % (1480295)lrs+2_4096_sil=8000:plsq=on:plsqr=12672147,131072:sos=on:spb=goal:lcm=predicate:random_seed=3613936208:i=107_2992 on theBenchmark for (2992ds/107Mi)
% 8.32/2.08 % (1480295)Refutation not found, incomplete strategy
% 8.32/2.08 % (1480295)------------------------------
% 8.32/2.08 % (1480295)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 8.32/2.08 % (1480295)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.32/2.08 % (1480295)CaDiCaL version: 2.1.3
% 8.32/2.08 % (1480295)Termination reason: Refutation not found, incomplete strategy
% 8.32/2.08 % (1480295)Time elapsed: 0.005 s
% 8.32/2.08 % (1480295)Peak memory usage: 88 MB
% 8.32/2.08 % (1480295)Instructions burned: 8 (million)
% 8.32/2.08 % (1480268)First to succeed.
% 8.32/2.08 % (1480268)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-1480261"
% 8.32/2.08 % (1480266)Also succeeded, but the first one will report.
% 8.32/2.08 % (1480297)lrs+1011_20_sil=64000:tgt=ground:plsq=on:fde=unused:plsqc=1:plsqr=14,1:plsql=on:nwc=0.6:random_seed=869494382:st=6:i=242:gtgl=5:kws=arity_squared:av=off:gtg=exists_sym:ss=included_2992 on theBenchmark for (2992ds/242Mi)
% 8.32/2.08 % (1480298)lrs+1010_1_ncem=casc2026/models/all5champsBiggishL14.pt:sil=16000:tgt=ground:npcc=on:sims=off:random_seed=30127648:cond=fast:i=5208:av=off_2991 on theBenchmark for (2991ds/5208Mi)
% 8.32/2.08 % (1480290)Also succeeded, but the first one will report.
% 8.32/2.08 % (1480297)Instruction limit reached!
% 8.32/2.08 % (1480297)------------------------------
% 8.32/2.08 % (1480297)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 8.32/2.08 % (1480297)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.32/2.08 % (1480297)CaDiCaL version: 2.1.3
% 8.32/2.08 % (1480297)Termination reason: Instruction limit
% 8.32/2.08 % (1480297)Termination phase: Saturation
% 8.32/2.08 % (1480297)Time elapsed: 0.161 s
% 8.32/2.08 % (1480297)Peak memory usage: 90 MB
% 8.32/2.08 % (1480297)Instructions burned: 243 (million)
% 8.32/2.08 % (1480295)------------------------------
% 8.32/2.08 % (1480295)------------------------------
% 8.32/2.08 % (1480268)Refutation found. Thanks to Tanya!
% 8.32/2.08 % SZS status Unsatisfiable for theBenchmark
% 8.32/2.08 % SZS output start Proof for theBenchmark
% See solution above
% 8.32/2.08 % (1480268)------------------------------
% 8.32/2.08 % (1480268)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 8.32/2.08 % (1480268)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.32/2.08 % (1480268)CaDiCaL version: 2.1.3
% 8.32/2.08 % (1480268)Termination reason: Refutation
% 8.32/2.08 % (1480268)Time elapsed: 0.688 s
% 8.32/2.08 % (1480268)Peak memory usage: 130 MB
% 8.32/2.08 % (1480268)Instructions burned: 1035 (million)
% 8.32/2.08 % (1480268)------------------------------
% 8.32/2.08 % (1480268)------------------------------
% 8.32/2.08 % (1480261)Success in time 1.109 s
% 8.32/2.08 % Vampire exiting
%------------------------------------------------------------------------------