%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : SEU341+2 : TPTP v9.3.1. Released v3.3.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% Computer : n011.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 12:52:56 PM UTC 2026
% Result : Theorem 8.81s 1.97s
% Output : Refutation 8.81s
% Verified :
% SZS Type : Refutation
% Derivation depth : 19
% Number of leaves : 6
% Syntax : Number of formulae : 56 ( 17 unt; 2 def)
% Number of atoms : 215 ( 13 equ)
% Maximal formula atoms : 9 ( 3 avg)
% Number of connectives : 236 ( 77 ~; 109 |; 27 &)
% ( 5 <=>; 18 =>; 0 <=; 0 <~>)
% Maximal formula depth : 13 ( 6 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 11 ( 9 usr; 3 prp; 0-3 aty)
% Number of functors : 6 ( 6 usr; 3 con; 0-2 aty)
% Number of variables : 76 ( 0 sgn 70 !; 6 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f51,axiom,
! [X0] :
( ( ~ empty_carrier(X0)
& topological_space(X0)
& top_str(X0) )
=> ! [X1] :
( element(X1,the_carrier(X0))
=> ! [X2] :
( element(X2,powerset(the_carrier(X0)))
=> ( point_neighbourhood(X2,X0,X1)
<=> in(X1,interior(X0,X2)) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_connsp_2) ).
fof(f517,axiom,
! [X0,X1,X2] :
( ( in(X0,X1)
& element(X1,powerset(X2)) )
=> element(X0,X2) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t4_subset) ).
fof(f528,axiom,
! [X0] :
( ( topological_space(X0)
& top_str(X0) )
=> ! [X1] :
( top_str(X1)
=> ! [X2] :
( element(X2,powerset(the_carrier(X0)))
=> ! [X3] :
( element(X3,powerset(the_carrier(X1)))
=> ( ( open_subset(X3,X1)
=> interior(X1,X3) = X3 )
& ( interior(X0,X2) = X2
=> open_subset(X2,X0) ) ) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t55_tops_1) ).
fof(f531,conjecture,
! [X0] :
( ( ~ empty_carrier(X0)
& topological_space(X0)
& top_str(X0) )
=> ! [X1] :
( element(X1,powerset(the_carrier(X0)))
=> ! [X2] :
( element(X2,the_carrier(X0))
=> ( ( open_subset(X1,X0)
& in(X2,X1) )
=> point_neighbourhood(X1,X0,X2) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t5_connsp_2) ).
fof(f532,negated_conjecture,
~ ! [X0] :
( ( ~ empty_carrier(X0)
& topological_space(X0)
& top_str(X0) )
=> ! [X1] :
( element(X1,powerset(the_carrier(X0)))
=> ! [X2] :
( element(X2,the_carrier(X0))
=> ( ( open_subset(X1,X0)
& in(X2,X1) )
=> point_neighbourhood(X1,X0,X2) ) ) ) ),
inference(negated_conjecture,[status(cth)],[f531]) ).
fof(f688,plain,
! [X0] :
( ! [X1] :
( ! [X2] :
( ( point_neighbourhood(X2,X0,X1)
<=> in(X1,interior(X0,X2)) )
| ~ element(X2,powerset(the_carrier(X0))) )
| ~ element(X1,the_carrier(X0)) )
| empty_carrier(X0)
| ~ topological_space(X0)
| ~ top_str(X0) ),
inference(ennf_transformation,[],[f51]) ).
fof(f689,plain,
! [X0] :
( ! [X1] :
( ! [X2] :
( ( point_neighbourhood(X2,X0,X1)
<=> in(X1,interior(X0,X2)) )
| ~ element(X2,powerset(the_carrier(X0))) )
| ~ element(X1,the_carrier(X0)) )
| empty_carrier(X0)
| ~ topological_space(X0)
| ~ top_str(X0) ),
inference(flattening,[],[f688]) ).
fof(f1184,plain,
! [X0,X1,X2] :
( element(X0,X2)
| ~ in(X0,X1)
| ~ element(X1,powerset(X2)) ),
inference(ennf_transformation,[],[f517]) ).
fof(f1185,plain,
! [X0,X1,X2] :
( element(X0,X2)
| ~ in(X0,X1)
| ~ element(X1,powerset(X2)) ),
inference(flattening,[],[f1184]) ).
fof(f1204,plain,
! [X0] :
( ! [X1] :
( ! [X2] :
( ! [X3] :
( ( ( interior(X1,X3) = X3
| ~ open_subset(X3,X1) )
& ( open_subset(X2,X0)
| interior(X0,X2) != X2 ) )
| ~ element(X3,powerset(the_carrier(X1))) )
| ~ element(X2,powerset(the_carrier(X0))) )
| ~ top_str(X1) )
| ~ topological_space(X0)
| ~ top_str(X0) ),
inference(ennf_transformation,[],[f528]) ).
fof(f1205,plain,
! [X0] :
( ! [X1] :
( ! [X2] :
( ! [X3] :
( ( ( interior(X1,X3) = X3
| ~ open_subset(X3,X1) )
& ( open_subset(X2,X0)
| interior(X0,X2) != X2 ) )
| ~ element(X3,powerset(the_carrier(X1))) )
| ~ element(X2,powerset(the_carrier(X0))) )
| ~ top_str(X1) )
| ~ topological_space(X0)
| ~ top_str(X0) ),
inference(flattening,[],[f1204]) ).
fof(f1210,plain,
? [X0] :
( ? [X1] :
( ? [X2] :
( ~ point_neighbourhood(X1,X0,X2)
& open_subset(X1,X0)
& in(X2,X1)
& element(X2,the_carrier(X0)) )
& element(X1,powerset(the_carrier(X0))) )
& ~ empty_carrier(X0)
& topological_space(X0)
& top_str(X0) ),
inference(ennf_transformation,[],[f532]) ).
fof(f1211,plain,
? [X0] :
( ? [X1] :
( ? [X2] :
( ~ point_neighbourhood(X1,X0,X2)
& open_subset(X1,X0)
& in(X2,X1)
& element(X2,the_carrier(X0)) )
& element(X1,powerset(the_carrier(X0))) )
& ~ empty_carrier(X0)
& topological_space(X0)
& top_str(X0) ),
inference(flattening,[],[f1210]) ).
fof(f1378,plain,
! [X2,X0,X1] :
( ~ top_str(X0)
| ~ topological_space(X0)
| empty_carrier(X0)
| ~ element(X1,the_carrier(X0))
| ~ element(X2,powerset(the_carrier(X0)))
| ~ in(X1,interior(X0,X2))
| point_neighbourhood(X2,X0,X1) ),
inference(cnf_transformation,[],[f689]) ).
fof(f3081,plain,
! [X2,X0,X1] :
( ~ element(X1,powerset(X2))
| ~ in(X0,X1)
| element(X0,X2) ),
inference(cnf_transformation,[],[f1185]) ).
fof(f3108,plain,
! [X2,X3,X0,X1] :
( ~ top_str(X0)
| ~ topological_space(X0)
| ~ top_str(X1)
| ~ element(X2,powerset(the_carrier(X0)))
| ~ element(X3,powerset(the_carrier(X1)))
| ~ open_subset(X3,X1)
| interior(X1,X3) = X3 ),
inference(cnf_transformation,[],[f1205]) ).
fof(f3114,plain,
in(sK453,sK452),
inference(cnf_transformation,[],[f1211]) ).
fof(f3115,plain,
open_subset(sK452,sK451),
inference(cnf_transformation,[],[f1211]) ).
fof(f3116,plain,
~ point_neighbourhood(sK452,sK451,sK453),
inference(cnf_transformation,[],[f1211]) ).
fof(f3117,plain,
element(sK452,powerset(the_carrier(sK451))),
inference(cnf_transformation,[],[f1211]) ).
fof(f3118,plain,
top_str(sK451),
inference(cnf_transformation,[],[f1211]) ).
fof(f3119,plain,
topological_space(sK451),
inference(cnf_transformation,[],[f1211]) ).
fof(f3120,plain,
~ empty_carrier(sK451),
inference(cnf_transformation,[],[f1211]) ).
fof(f4068,plain,
! [X2,X0,X1] :
( element(X2,powerset(the_carrier(X0)))
| in(X1,interior(X0,X2))
| empty_carrier(X0)
| element(X1,the_carrier(X0))
| top_str(X0)
| topological_space(X0)
| point_neighbourhood(X2,X0,X1) ),
inference(consistent_polarity_flipping,[],[f1378]) ).
fof(f5545,plain,
! [X2,X0,X1] :
( ~ element(X0,X2)
| in(X0,X1)
| element(X1,powerset(X2)) ),
inference(consistent_polarity_flipping,[],[f3081]) ).
fof(f5573,plain,
! [X2,X3,X0,X1] :
( top_str(X0)
| topological_space(X0)
| top_str(X1)
| element(X2,powerset(the_carrier(X0)))
| element(X3,powerset(the_carrier(X1)))
| ~ open_subset(X3,X1)
| interior(X1,X3) = X3 ),
inference(consistent_polarity_flipping,[],[f3108]) ).
fof(f5577,plain,
~ topological_space(sK451),
inference(consistent_polarity_flipping,[],[f3119]) ).
fof(f5578,plain,
~ top_str(sK451),
inference(consistent_polarity_flipping,[],[f3118]) ).
fof(f5579,plain,
~ element(sK452,powerset(the_carrier(sK451))),
inference(consistent_polarity_flipping,[],[f3117]) ).
fof(f5580,plain,
~ in(sK453,sK452),
inference(consistent_polarity_flipping,[],[f3114]) ).
fof(f5634,definition,
( spl458_1
<=> ! [X1,X3] :
( top_str(X1)
| interior(X1,X3) = X3
| ~ open_subset(X3,X1)
| element(X3,powerset(the_carrier(X1))) ) ),
introduced(definition,[new_symbols(definition,[spl458_1])],[avatar_definition]) ).
fof(f5635,plain,
( ! [X3,X1] :
( ~ open_subset(X3,X1)
| interior(X1,X3) = X3
| top_str(X1)
| element(X3,powerset(the_carrier(X1))) )
| ~ spl458_1 ),
inference(avatar_component_clause,[],[f5634]) ).
fof(f5637,definition,
( spl458_2
<=> ! [X2,X0] :
( top_str(X0)
| element(X2,powerset(the_carrier(X0)))
| topological_space(X0) ) ),
introduced(definition,[new_symbols(definition,[spl458_2])],[avatar_definition]) ).
fof(f5638,plain,
( ! [X2,X0] :
( element(X2,powerset(the_carrier(X0)))
| top_str(X0)
| topological_space(X0) )
| ~ spl458_2 ),
inference(avatar_component_clause,[],[f5637]) ).
fof(f5639,plain,
( spl458_1
| spl458_2 ),
inference(avatar_split_clause,[],[f5573,f5637,f5634]) ).
fof(f8602,plain,
( top_str(sK451)
| topological_space(sK451)
| ~ spl458_2 ),
inference(resolution,[],[f5638,f5579]) ).
fof(f8603,plain,
( topological_space(sK451)
| ~ spl458_2 ),
inference(forward_subsumption_resolution,[],[f8602,f5578]) ).
fof(f8604,plain,
( $false
| ~ spl458_2 ),
inference(forward_subsumption_resolution,[],[f8603,f5577]) ).
fof(f8605,plain,
~ spl458_2,
inference(avatar_contradiction_clause,[],[f8604]) ).
fof(f16049,plain,
( sK452 = interior(sK451,sK452)
| top_str(sK451)
| element(sK452,powerset(the_carrier(sK451)))
| ~ spl458_1 ),
inference(resolution,[],[f5635,f3115]) ).
fof(f16053,plain,
( sK452 = interior(sK451,sK452)
| element(sK452,powerset(the_carrier(sK451)))
| ~ spl458_1 ),
inference(forward_subsumption_resolution,[],[f16049,f5578]) ).
fof(f16057,plain,
( sK452 = interior(sK451,sK452)
| ~ spl458_1 ),
inference(forward_subsumption_resolution,[],[f16053,f5579]) ).
fof(f31264,plain,
( ! [X0] :
( in(X0,sK452)
| element(sK452,powerset(the_carrier(sK451)))
| empty_carrier(sK451)
| element(X0,the_carrier(sK451))
| top_str(sK451)
| topological_space(sK451)
| point_neighbourhood(sK452,sK451,X0) )
| ~ spl458_1 ),
inference(superposition,[],[f4068,f16057]) ).
fof(f31275,plain,
( ! [X0] :
( in(X0,sK452)
| element(sK452,powerset(the_carrier(sK451)))
| empty_carrier(sK451)
| top_str(sK451)
| topological_space(sK451)
| point_neighbourhood(sK452,sK451,X0) )
| ~ spl458_1 ),
inference(forward_subsumption_resolution,[],[f31264,f5545]) ).
fof(f31280,plain,
( ! [X0] :
( in(X0,sK452)
| empty_carrier(sK451)
| top_str(sK451)
| topological_space(sK451)
| point_neighbourhood(sK452,sK451,X0) )
| ~ spl458_1 ),
inference(forward_subsumption_resolution,[],[f31275,f5579]) ).
fof(f31285,plain,
( ! [X0] :
( in(X0,sK452)
| top_str(sK451)
| topological_space(sK451)
| point_neighbourhood(sK452,sK451,X0) )
| ~ spl458_1 ),
inference(forward_subsumption_resolution,[],[f31280,f3120]) ).
fof(f31288,plain,
( ! [X0] :
( in(X0,sK452)
| topological_space(sK451)
| point_neighbourhood(sK452,sK451,X0) )
| ~ spl458_1 ),
inference(forward_subsumption_resolution,[],[f31285,f5578]) ).
fof(f31290,plain,
( ! [X0] :
( point_neighbourhood(sK452,sK451,X0)
| in(X0,sK452) )
| ~ spl458_1 ),
inference(forward_subsumption_resolution,[],[f31288,f5577]) ).
fof(f41638,plain,
( in(sK453,sK452)
| ~ spl458_1 ),
inference(resolution,[],[f31290,f3116]) ).
fof(f41642,plain,
( $false
| ~ spl458_1 ),
inference(forward_subsumption_resolution,[],[f41638,f5580]) ).
fof(f41643,plain,
~ spl458_1,
inference(avatar_contradiction_clause,[],[f41642]) ).
cnf(s1,plain,
( spl458_1
| spl458_2 ),
inference(sat_conversion,[],[f5639]) ).
cnf(s178,plain,
~ spl458_2,
inference(sat_conversion,[],[f8605]) ).
cnf(s1202,plain,
~ spl458_1,
inference(sat_conversion,[],[f41643]) ).
cnf(s1223,plain,
$false,
inference(rat,[],[s1,s178,s1202]) ).
fof(f41647,plain,
$false,
inference(avatar_sat_refutation,[],[s1223]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : SEU341+2 : TPTP v9.3.1. Released v3.3.0.
% 0.00/0.04 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.08/0.36 % Computer : n011.cluster.edu
% 0.08/0.36 % Model : x86_64 x86_64
% 0.08/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.36 % Memory : 8046.5625MB
% 0.08/0.36 % OS : Linux 6.8.0-71-generic
% 0.08/0.36 % CPULimit : 300
% 0.08/0.36 % WCLimit : 300
% 0.08/0.36 % DateTime : Mon Sep 28 04:48:45 UTC 2026
% 0.08/0.36 % CPUTime :
% 0.08/0.36 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.08/0.39 Running first-order model finding
% 0.08/0.39 Running: /export/starexec/sandbox2/solver/bin/vampire-ho --input_syntax tptp --output_axiom_names on --mode casc --intent sat -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 8.81/1.94 % (3023408)Will run a generic schedule for satisfiability detection.
% 8.81/1.94 % (3023417)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=2351884206:i=116_2999 on theBenchmark for (2999ds/116Mi)
% 8.81/1.94 % (3023414)% WARNING: option uhcvi not known.
% 8.81/1.94 % (3023413)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=1338623374_2999 on theBenchmark for (2999ds/0Mi)
% 8.81/1.94 % (3023414)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=3978944205:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 8.81/1.94 % (3023415)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=940898771:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 8.81/1.94 % (3023416)dis+10_1_sil=32000:sp=arity:random_seed=3718526359:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 8.81/1.94 % (3023418)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=2383446009:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 8.81/1.94 % (3023419)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=827195148:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_2999 on theBenchmark for (2999ds/159Mi)
% 8.81/1.94 % (3023417)Instruction limit reached!
% 8.81/1.94 % (3023417)------------------------------
% 8.81/1.94 % (3023417)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.94 % (3023417)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.94 % (3023417)CaDiCaL version: 2.1.3
% 8.81/1.94 % (3023417)Termination reason: Instruction limit
% 8.81/1.94 % (3023417)Termination phase: Blocked clause elimination
% 8.81/1.94 % (3023417)Time elapsed: 0.032 s
% 8.81/1.94 % (3023417)Peak memory usage: 13 MB
% 8.81/1.94 % (3023417)Instructions burned: 116 (million)
% 8.81/1.94 % (3023427)fmb+10_1_fmbas=predicate:sil=64000:sas=cadical:random_seed=2954284938:i=714:nm=2_2999 on theBenchmark for (2999ds/714Mi)
% 8.81/1.94 % (3023416)Instruction limit reached!
% 8.81/1.94 % (3023416)------------------------------
% 8.81/1.94 % (3023416)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.94 % (3023416)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.94 % (3023416)CaDiCaL version: 2.1.3
% 8.81/1.94 % (3023416)Termination reason: Instruction limit
% 8.81/1.94 % (3023416)Termination phase: Saturation
% 8.81/1.94 % (3023416)Time elapsed: 0.060 s
% 8.81/1.94 % (3023416)Peak memory usage: 14 MB
% 8.81/1.94 % (3023416)Instructions burned: 104 (million)
% 8.81/1.94 % (3023418)Instruction limit reached!
% 8.81/1.94 % (3023418)------------------------------
% 8.81/1.94 % (3023418)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.94 % (3023418)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.94 % (3023418)CaDiCaL version: 2.1.3
% 8.81/1.94 % (3023418)Termination reason: Instruction limit
% 8.81/1.94 % (3023418)Termination phase: Saturation
% 8.81/1.94 % (3023418)Time elapsed: 0.075 s
% 8.81/1.94 % (3023418)Peak memory usage: 15 MB
% 8.81/1.94 % (3023418)Instructions burned: 131 (million)
% 8.81/1.94 % (3023429)ott+32_1_sil=16000:bsd=on:sp=const_max:bce=on:random_seed=541268155:i=131:bd=preordered:fsd=on_2998 on theBenchmark for (2998ds/131Mi)
% 8.81/1.94 % (3023419)Instruction limit reached!
% 8.81/1.94 % (3023419)------------------------------
% 8.81/1.94 % (3023419)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.94 % (3023419)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.94 % (3023419)CaDiCaL version: 2.1.3
% 8.81/1.94 % (3023419)Termination reason: Instruction limit
% 8.81/1.94 % (3023419)Termination phase: Saturation
% 8.81/1.94 % (3023419)Time elapsed: 0.095 s
% 8.81/1.94 % (3023419)Peak memory usage: 16 MB
% 8.81/1.94 % (3023419)Instructions burned: 159 (million)
% 8.81/1.94 % (3023430)dis+11_32_anc=none:slsqr=2,1:sil=64000:sas=cadical:lma=off:lsd=50:s2agt=8:slsqc=1:kmz=on:newcnf=on:slsq=on:random_seed=3519489920:i=684:slsql=off:bs=unit_only:nicw=on:rawr=on_2998 on theBenchmark for (2998ds/684Mi)
% 8.81/1.94 % (3023433)ott-21_1_sil=16000:fs=off:random_seed=632472812:i=180:av=off:fsr=off_2998 on theBenchmark for (2998ds/180Mi)
% 8.81/1.94 % TRYING [1]
% 8.81/1.94 % TRYING [2]
% 8.81/1.94 % (3023429)Instruction limit reached!
% 8.81/1.94 % (3023429)------------------------------
% 8.81/1.94 % (3023429)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.94 % (3023429)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023429)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023429)Termination reason: Instruction limit
% 8.81/1.97 % (3023429)Termination phase: Saturation
% 8.81/1.97 % (3023429)Time elapsed: 0.072 s
% 8.81/1.97 % (3023429)Peak memory usage: 15 MB
% 8.81/1.97 % (3023429)Instructions burned: 132 (million)
% 8.81/1.97 % TRYING [3]
% 8.81/1.97 % (3023435)dis+10_4_sil=64000:sp=reverse_arity:bsr=on:sac=on:cn=on:random_seed=4288845141:i=477:bd=all_2997 on theBenchmark for (2997ds/477Mi)
% 8.81/1.97 % (3023427)Instruction limit reached!
% 8.81/1.97 % (3023427)------------------------------
% 8.81/1.97 % (3023427)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023427)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023427)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023427)Termination reason: Instruction limit
% 8.81/1.97 % (3023427)Termination phase: Finite model building constraint generation
% 8.81/1.97 % (3023427)Time elapsed: 0.163 s
% 8.81/1.97 % (3023427)Peak memory usage: 30 MB
% 8.81/1.97 % (3023427)Instructions burned: 719 (million)
% 8.81/1.97 % TRYING [1]
% 8.81/1.97 % (3023437)fmb+10_1_sil=64000:erd=off:updr=off:random_seed=914035931:fmbsr=1.3:i=865:ins=25_2997 on theBenchmark for (2997ds/865Mi)
% 8.81/1.97 % (3023433)Instruction limit reached!
% 8.81/1.97 % (3023433)------------------------------
% 8.81/1.97 % (3023433)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023433)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023433)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023433)Termination reason: Instruction limit
% 8.81/1.97 % (3023433)Termination phase: Saturation
% 8.81/1.97 % (3023433)Time elapsed: 0.098 s
% 8.81/1.97 % (3023433)Peak memory usage: 15 MB
% 8.81/1.97 % (3023433)Instructions burned: 182 (million)
% 8.81/1.97 % TRYING [2]
% 8.81/1.97 % (3023439)ott+10_1_to=lpo:sil=64000:tgt=full:sp=arity:spb=goal_then_units:random_seed=603128114:i=1179_2997 on theBenchmark for (2997ds/1179Mi)
% 8.81/1.97 % TRYING [1]
% 8.81/1.97 % TRYING [3]
% 8.81/1.97 % TRYING [2]
% 8.81/1.97 % (3023437)Instruction limit reached!
% 8.81/1.97 % (3023437)------------------------------
% 8.81/1.97 % (3023437)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023437)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023437)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023437)Termination reason: Instruction limit
% 8.81/1.97 % (3023437)Termination phase: Finite model building SAT solving
% 8.81/1.97 % (3023437)Time elapsed: 0.231 s
% 8.81/1.97 % (3023437)Peak memory usage: 33 MB
% 8.81/1.97 % (3023437)Instructions burned: 865 (million)
% 8.81/1.97 % (3023441)fmb+10_1_sil=64000:erd=off:fmbss=14:random_seed=1092840862:i=889:ins=1_2995 on theBenchmark for (2995ds/889Mi)
% 8.81/1.97 % (3023430)Instruction limit reached!
% 8.81/1.97 % (3023430)------------------------------
% 8.81/1.97 % (3023430)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023430)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023430)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023430)Termination reason: Instruction limit
% 8.81/1.97 % (3023430)Termination phase: Saturation
% 8.81/1.97 % (3023430)Time elapsed: 0.385 s
% 8.81/1.97 % (3023430)Peak memory usage: 20 MB
% 8.81/1.97 % (3023430)Instructions burned: 685 (million)
% 8.81/1.97 % (3023435)Instruction limit reached!
% 8.81/1.97 % (3023435)------------------------------
% 8.81/1.97 % (3023435)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023435)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023435)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023435)Termination reason: Instruction limit
% 8.81/1.97 % (3023435)Termination phase: Saturation
% 8.81/1.97 % (3023435)Time elapsed: 0.319 s
% 8.81/1.97 % (3023435)Peak memory usage: 17 MB
% 8.81/1.97 % (3023435)Instructions burned: 477 (million)
% 8.81/1.97 % (3023443)ott+1_16_sil=32000:plsq=on:plsqc=2:sas=cadical:avsql=on:sp=reverse_frequency:plsqr=128,1:bsr=unit_only:rp=on:newcnf=on:random_seed=2689065721:avsq=on:s2a=on:i=692:avsqr=8,1:kws=arity_squared:bs=unit_only:nm=2:rawr=on_2994 on theBenchmark for (2994ds/692Mi)
% 8.81/1.97 % (3023444)dis-10_1_anc=none:sil=64000:spb=goal:newcnf=on:cn=on:random_seed=1882559205:i=879:kws=inv_precedence:fsr=off_2994 on theBenchmark for (2994ds/879Mi)
% 8.81/1.97 % (3023441)Instruction limit reached!
% 8.81/1.97 % (3023441)------------------------------
% 8.81/1.97 % (3023441)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023441)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023441)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023441)Termination reason: Instruction limit
% 8.81/1.97 % (3023441)Termination phase: Finite model building constraint generation
% 8.81/1.97 % (3023441)Time elapsed: 0.243 s
% 8.81/1.97 % (3023441)Peak memory usage: 82 MB
% 8.81/1.97 % (3023441)Instructions burned: 894 (million)
% 8.81/1.97 % (3023447)fmb+10_1_sil=64000:random_seed=2514765467:i=22061:nm=2:gsp=on_2992 on theBenchmark for (2992ds/22061Mi)
% 8.81/1.97 % TRYING [1]
% 8.81/1.97 % TRYING [2]
% 8.81/1.97 % TRYING [4]
% 8.81/1.97 % (3023443)Instruction limit reached!
% 8.81/1.97 % (3023443)------------------------------
% 8.81/1.97 % (3023443)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023443)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023443)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023443)Termination reason: Instruction limit
% 8.81/1.97 % (3023443)Termination phase: Saturation
% 8.81/1.97 % (3023443)Time elapsed: 0.394 s
% 8.81/1.97 % (3023443)Peak memory usage: 22 MB
% 8.81/1.97 % (3023443)Instructions burned: 693 (million)
% 8.81/1.97 % (3023449)fmb+10_1_sil=16000:sas=cadical:fmbss=20:random_seed=1487937456:i=9515:nm=5_2990 on theBenchmark for (2990ds/9515Mi)
% 8.81/1.97 % TRYING [3]
% 8.81/1.97 % (3023444)Instruction limit reached!
% 8.81/1.97 % (3023444)------------------------------
% 8.81/1.97 % (3023444)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023444)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023444)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023444)Termination reason: Instruction limit
% 8.81/1.97 % (3023444)Termination phase: Saturation
% 8.81/1.97 % (3023444)Time elapsed: 0.418 s
% 8.81/1.97 % (3023444)Peak memory usage: 22 MB
% 8.81/1.97 % (3023444)Instructions burned: 880 (million)
% 8.81/1.97 % (3023451)fmb+10_1_sil=64000:sas=cadical:fmbss=8:random_seed=888405948:fmbsr=1.7:i=920_2990 on theBenchmark for (2990ds/920Mi)
% 8.81/1.97 % (3023439)Instruction limit reached!
% 8.81/1.97 % (3023439)------------------------------
% 8.81/1.97 % (3023439)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023439)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023439)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023439)Termination reason: Instruction limit
% 8.81/1.97 % (3023439)Termination phase: Saturation
% 8.81/1.97 % (3023439)Time elapsed: 0.748 s
% 8.81/1.97 % (3023439)Peak memory usage: 30 MB
% 8.81/1.97 % (3023439)Instructions burned: 1179 (million)
% 8.81/1.97 % (3023453)dis-4_1_sil=16000:drc=ordering:sp=const_frequency:sac=on:newcnf=on:random_seed=2619247661:i=5131_2989 on theBenchmark for (2989ds/5131Mi)
% 8.81/1.97 % (3023449)Cannot represent all propositional literals internally
% 8.81/1.97 % (3023449)Refutation not found, incomplete strategy
% 8.81/1.97 % (3023449)------------------------------
% 8.81/1.97 % (3023449)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023449)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023449)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023449)Termination reason: Refutation not found, incomplete strategy
% 8.81/1.97 % (3023449)Time elapsed: 0.176 s
% 8.81/1.97 % (3023449)Peak memory usage: 18 MB
% 8.81/1.97 % (3023449)Instructions burned: 356 (million)
% 8.81/1.97 % (3023449)------------------------------
% 8.81/1.97 % (3023449)------------------------------
% 8.81/1.97 % (3023455)ott+11_16_sil=32000:fde=unused:bsd=on:sas=cadical:sp=arity:spb=units:lsd=10:nwc=3:random_seed=1921390094:i=1472:ins=7:fdi=8:gsp=on_2988 on theBenchmark for (2988ds/1472Mi)
% 8.81/1.97 % TRYING [8]
% 8.81/1.97 % (3023451)Instruction limit reached!
% 8.81/1.97 % (3023451)------------------------------
% 8.81/1.97 % (3023451)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023451)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023451)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023451)Termination reason: Instruction limit
% 8.81/1.97 % (3023451)Termination phase: Finite model building constraint generation
% 8.81/1.97 % (3023451)Time elapsed: 0.373 s
% 8.81/1.97 % (3023451)Peak memory usage: 52 MB
% 8.81/1.97 % (3023451)Instructions burned: 921 (million)
% 8.81/1.97 % (3023457)fmb+10_1_sil=16000:sas=cadical:bce=on:fmbss=77:random_seed=4277167942:i=6324_2986 on theBenchmark for (2986ds/6324Mi)
% 8.81/1.97 % (3023414) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-3023408-3023414"...
% 8.81/1.97 % (3023414)...printing done.
% 8.81/1.97 % (3023414)Refutation found. Thanks to Tanya!
% 8.81/1.97 % SZS status Theorem for theBenchmark
% 8.81/1.97 % SZS output start Proof for theBenchmark
% See solution above
% 8.81/1.97 % (3023414)------------------------------
% 8.81/1.97 % (3023414)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 8.81/1.97 % (3023414)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 8.81/1.97 % (3023414)CaDiCaL version: 2.1.3
% 8.81/1.97 % (3023414)Termination reason: Refutation
% 8.81/1.97 % (3023414)Time elapsed: 1.482 s
% 8.81/1.97 % (3023414)Peak memory usage: 34 MB
% 8.81/1.97 % (3023414)Instructions burned: 2410 (million)
% 8.81/1.97 % (3023408)Success in time 1.565 s
% 8.81/1.97 % Vampire exiting
%------------------------------------------------------------------------------