%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : GRP686-1 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% Computer : n020.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 10:18:33 AM UTC 2026
% Result : Unsatisfiable 4.16s 1.21s
% Output : Refutation 4.16s
% Verified :
% SZS Type : Refutation
% Derivation depth : 18
% Number of leaves : 8
% Syntax : Number of formulae : 33 ( 33 unt; 0 def)
% Number of atoms : 33 ( 32 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 2 ( 2 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 3 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 7 ( 7 usr; 4 con; 0-2 aty)
% Number of variables : 63 ( 63 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0,X1] : mult(X0,ld(X0,X1)) = X1,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c01) ).
fof(f2,axiom,
! [X0,X1] : ld(X0,mult(X0,X1)) = X1,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c02) ).
fof(f3,axiom,
! [X0,X1] : mult(rd(X0,X1),X1) = X0,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c03) ).
fof(f4,axiom,
! [X0,X1] : rd(mult(X0,X1),X1) = X0,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c04) ).
fof(f5,axiom,
! [X0] : mult(X0,unit) = X0,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c05) ).
fof(f6,axiom,
! [X0] : mult(unit,X0) = X0,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c06) ).
fof(f7,axiom,
! [X2,X0,X1] : mult(X0,mult(X1,mult(X1,X2))) = mult(mult(X0,mult(X1,X1)),X2),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',c07) ).
fof(f8,negated_conjecture,
mult(mult(a,a),mult(b,c)) != mult(mult(a,mult(a,b)),c),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',goals) ).
fof(f22,plain,
! [X0,X1] : rd(X0,ld(X1,X0)) = X1,
inference(superposition,[],[f4,f1]) ).
fof(f39,plain,
! [X2,X0,X1] : mult(rd(X0,mult(X1,X1)),mult(X1,mult(X1,X2))) = mult(X0,X2),
inference(superposition,[],[f7,f3]) ).
fof(f40,plain,
! [X0,X1] : mult(unit,mult(X0,mult(X0,X1))) = mult(mult(X0,X0),X1),
inference(superposition,[],[f7,f6]) ).
fof(f47,plain,
! [X0,X1] : mult(X0,mult(X0,X1)) = mult(mult(X0,X0),X1),
inference(forward_demodulation,[],[f40,f6]) ).
fof(f503,plain,
! [X2,X0,X1] : mult(X1,ld(X2,X0)) = mult(rd(X1,mult(X2,X2)),mult(X2,X0)),
inference(superposition,[],[f39,f1]) ).
fof(f516,plain,
! [X2,X0,X1] : mult(X2,mult(X2,X1)) = ld(rd(X0,mult(X2,X2)),mult(X0,X1)),
inference(superposition,[],[f2,f39]) ).
fof(f793,plain,
! [X0,X1] : mult(X1,ld(X0,unit)) = mult(rd(X1,mult(X0,X0)),X0),
inference(superposition,[],[f503,f5]) ).
fof(f878,plain,
! [X0,X1] : ld(rd(X0,mult(X1,X1)),mult(X0,ld(X1,unit))) = X1,
inference(superposition,[],[f2,f793]) ).
fof(f938,plain,
! [X0] : ld(rd(X0,mult(X0,X0)),unit) = X0,
inference(superposition,[],[f878,f1]) ).
fof(f989,plain,
! [X0] : rd(unit,X0) = rd(X0,mult(X0,X0)),
inference(superposition,[],[f22,f938]) ).
fof(f1001,plain,
! [X0,X1] : mult(X0,ld(X0,X1)) = mult(rd(unit,X0),mult(X0,X1)),
inference(superposition,[],[f503,f989]) ).
fof(f1012,plain,
! [X0,X1] : mult(rd(unit,X0),mult(X0,X1)) = X1,
inference(forward_demodulation,[],[f1001,f1]) ).
fof(f1105,plain,
! [X0,X1] : mult(X0,mult(ld(X0,unit),X1)) = X1,
inference(superposition,[],[f1012,f22]) ).
fof(f1112,plain,
! [X0,X1] : ld(X1,X0) = mult(rd(unit,X1),X0),
inference(superposition,[],[f1012,f1]) ).
fof(f1134,plain,
! [X0,X1] : rd(unit,X1) = rd(X0,mult(X1,X0)),
inference(superposition,[],[f4,f1012]) ).
fof(f1194,plain,
! [X0,X1] : ld(X1,X0) = mult(ld(X1,unit),X0),
inference(superposition,[],[f2,f1105]) ).
fof(f1245,plain,
! [X0] : ld(X0,unit) = rd(unit,X0),
inference(superposition,[],[f1112,f5]) ).
fof(f1513,plain,
! [X0,X1] : ld(X1,unit) = rd(X0,mult(X1,X0)),
inference(forward_demodulation,[],[f1134,f1245]) ).
fof(f1568,plain,
! [X0,X1] : rd(X1,X0) = ld(rd(X0,X1),unit),
inference(superposition,[],[f1513,f3]) ).
fof(f1872,plain,
! [X2,X0,X1] : mult(rd(X0,X1),X2) = ld(rd(X1,X0),X2),
inference(superposition,[],[f1194,f1568]) ).
fof(f8546,plain,
! [X2,X0,X1] : mult(X2,mult(X2,X1)) = mult(rd(mult(X2,X2),X0),mult(X0,X1)),
inference(forward_demodulation,[],[f516,f1872]) ).
fof(f17819,plain,
! [X2,X0,X1] : mult(mult(X0,mult(X0,X1)),X2) = mult(rd(mult(X0,X0),X1),mult(X1,mult(X1,X2))),
inference(superposition,[],[f7,f8546]) ).
fof(f17904,plain,
! [X2,X0,X1] : mult(X0,mult(X0,mult(X1,X2))) = mult(mult(X0,mult(X0,X1)),X2),
inference(forward_demodulation,[],[f17819,f8546]) ).
fof(f26745,plain,
mult(mult(a,a),mult(b,c)) != mult(a,mult(a,mult(b,c))),
inference(superposition,[],[f8,f17904]) ).
fof(f27086,plain,
$false,
inference(forward_subsumption_resolution,[],[f26745,f47]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : GRP686-1 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.06 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.16/0.40 % Computer : n020.cluster.edu
% 0.16/0.40 % Model : x86_64 x86_64
% 0.16/0.40 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.40 % Memory : 8046.5625MB
% 0.16/0.40 % OS : Linux 6.8.0-71-generic
% 0.16/0.40 % CPULimit : 300
% 0.16/0.40 % WCLimit : 300
% 0.16/0.40 % DateTime : Sun Sep 27 10:37:05 UTC 2026
% 0.16/0.41 % CPUTime :
% 0.16/0.41 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.16/0.45 Running first-order model finding
% 0.16/0.45 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
% 4.16/1.21 % (3190446)Will run a generic schedule for satisfiability detection.
% 4.16/1.21 % (3190455)dis+10_1_sil=32000:sp=arity:random_seed=576127096:i=103:fgj=on_3000 on theBenchmark for (3000ds/103Mi)
% 4.16/1.21 % (3190453)% WARNING: option uhcvi not known.
% 4.16/1.21 % (3190453)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=2226181983:i=135531:add=off:rawr=on_3000 on theBenchmark for (3000ds/135531Mi)
% 4.16/1.21 % (3190454)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=1447223381:i=88024:add=on:rawr=on_3000 on theBenchmark for (3000ds/88024Mi)
% 4.16/1.21 % (3190456)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=1384897817:i=116_3000 on theBenchmark for (3000ds/116Mi)
% 4.16/1.21 % (3190452)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=451144036_3000 on theBenchmark for (3000ds/0Mi)
% 4.16/1.21 % (3190457)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=1762721136:i=131_3000 on theBenchmark for (3000ds/131Mi)
% 4.16/1.21 % TRYING [1]
% 4.16/1.21 % (3190458)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=2732597064:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_3000 on theBenchmark for (3000ds/159Mi)
% 4.16/1.21 % TRYING [2]
% 4.16/1.21 % TRYING [3]
% 4.16/1.21 % TRYING [4]
% 4.16/1.21 % TRYING [5]
% 4.16/1.21 % (3190455)Instruction limit reached!
% 4.16/1.21 % (3190455)------------------------------
% 4.16/1.21 % (3190455)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190455)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190455)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190455)Termination reason: Instruction limit
% 4.16/1.21 % (3190455)Termination phase: Saturation
% 4.16/1.21 % (3190455)Time elapsed: 0.047 s
% 4.16/1.21 % (3190455)Peak memory usage: 12 MB
% 4.16/1.21 % (3190455)Instructions burned: 104 (million)
% 4.16/1.21 % TRYING [6]
% 4.16/1.21 % (3190466)fmb+10_1_fmbas=predicate:sil=64000:sas=cadical:random_seed=2031888683:i=714:nm=2_2999 on theBenchmark for (2999ds/714Mi)
% 4.16/1.21 % TRYING [1]
% 4.16/1.21 % TRYING [2]
% 4.16/1.21 % TRYING [3]
% 4.16/1.21 % TRYING [4]
% 4.16/1.21 % TRYING [5]
% 4.16/1.21 % TRYING [6]
% 4.16/1.21 % (3190456)Instruction limit reached!
% 4.16/1.21 % (3190456)------------------------------
% 4.16/1.21 % (3190456)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190456)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190456)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190456)Termination reason: Instruction limit
% 4.16/1.21 % (3190456)Termination phase: Saturation
% 4.16/1.21 % (3190456)Time elapsed: 0.109 s
% 4.16/1.21 % (3190456)Peak memory usage: 12 MB
% 4.16/1.21 % (3190456)Instructions burned: 117 (million)
% 4.16/1.21 % (3190457)Instruction limit reached!
% 4.16/1.21 % (3190457)------------------------------
% 4.16/1.21 % (3190457)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190457)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190457)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190457)Termination reason: Instruction limit
% 4.16/1.21 % (3190457)Termination phase: Saturation
% 4.16/1.21 % (3190457)Time elapsed: 0.118 s
% 4.16/1.21 % (3190457)Peak memory usage: 12 MB
% 4.16/1.21 % (3190457)Instructions burned: 131 (million)
% 4.16/1.21 % (3190469)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=2673363028:i=684:slsql=off:bs=unit_only:nicw=on:rawr=on_2998 on theBenchmark for (2998ds/684Mi)
% 4.16/1.21 % (3190468)ott+32_1_sil=16000:bsd=on:sp=const_max:bce=on:random_seed=301779007:i=131:bd=preordered:fsd=on_2998 on theBenchmark for (2998ds/131Mi)
% 4.16/1.21 % (3190458)Instruction limit reached!
% 4.16/1.21 % (3190458)------------------------------
% 4.16/1.21 % (3190458)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190458)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190458)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190458)Termination reason: Instruction limit
% 4.16/1.21 % (3190458)Termination phase: Saturation
% 4.16/1.21 % (3190458)Time elapsed: 0.160 s
% 4.16/1.21 % (3190458)Peak memory usage: 12 MB
% 4.16/1.21 % (3190458)Instructions burned: 159 (million)
% 4.16/1.21 % TRYING [7]
% 4.16/1.21 % (3190472)ott-21_1_sil=16000:fs=off:random_seed=2086187825:i=180:av=off:fsr=off_2998 on theBenchmark for (2998ds/180Mi)
% 4.16/1.21 % TRYING [7]
% 4.16/1.21 % (3190468)Instruction limit reached!
% 4.16/1.21 % (3190468)------------------------------
% 4.16/1.21 % (3190468)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190468)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190468)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190468)Termination reason: Instruction limit
% 4.16/1.21 % (3190468)Termination phase: Saturation
% 4.16/1.21 % (3190468)Time elapsed: 0.087 s
% 4.16/1.21 % (3190468)Peak memory usage: 12 MB
% 4.16/1.21 % (3190468)Instructions burned: 131 (million)
% 4.16/1.21 % (3190475)dis+10_4_sil=64000:sp=reverse_arity:bsr=on:sac=on:cn=on:random_seed=2849948392:i=477:bd=all_2997 on theBenchmark for (2997ds/477Mi)
% 4.16/1.21 % (3190472)Instruction limit reached!
% 4.16/1.21 % (3190472)------------------------------
% 4.16/1.21 % (3190472)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190472)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190472)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190472)Termination reason: Instruction limit
% 4.16/1.21 % (3190472)Termination phase: Saturation
% 4.16/1.21 % (3190472)Time elapsed: 0.080 s
% 4.16/1.21 % (3190472)Peak memory usage: 12 MB
% 4.16/1.21 % (3190472)Instructions burned: 181 (million)
% 4.16/1.21 % (3190477)fmb+10_1_sil=64000:erd=off:updr=off:random_seed=2186911725:fmbsr=1.3:i=865:ins=25_2997 on theBenchmark for (2997ds/865Mi)
% 4.16/1.21 % TRYING [1]
% 4.16/1.21 % TRYING [2]
% 4.16/1.21 % TRYING [3]
% 4.16/1.21 % TRYING [4]
% 4.16/1.21 % (3190466)Instruction limit reached!
% 4.16/1.21 % (3190466)------------------------------
% 4.16/1.21 % (3190466)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190466)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190466)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190466)Termination reason: Instruction limit
% 4.16/1.21 % (3190466)Termination phase: Finite model building SAT solving
% 4.16/1.21 % (3190466)Time elapsed: 0.245 s
% 4.16/1.21 % (3190466)Peak memory usage: 21 MB
% 4.16/1.21 % (3190466)Instructions burned: 717 (million)
% 4.16/1.21 % (3190479)ott+10_1_to=lpo:sil=64000:tgt=full:sp=arity:spb=goal_then_units:random_seed=404673885:i=1179_2996 on theBenchmark for (2996ds/1179Mi)
% 4.16/1.21 % TRYING [5]
% 4.16/1.21 % TRYING [6]
% 4.16/1.21 % TRYING [8]
% 4.16/1.21 % TRYING [7]
% 4.16/1.21 % (3190475)Instruction limit reached!
% 4.16/1.21 % (3190475)------------------------------
% 4.16/1.21 % (3190475)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190475)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190475)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190475)Termination reason: Instruction limit
% 4.16/1.21 % (3190475)Termination phase: Saturation
% 4.16/1.21 % (3190475)Time elapsed: 0.259 s
% 4.16/1.21 % (3190475)Peak memory usage: 15 MB
% 4.16/1.21 % (3190475)Instructions burned: 483 (million)
% 4.16/1.21 % (3190469)Instruction limit reached!
% 4.16/1.21 % (3190469)------------------------------
% 4.16/1.21 % (3190469)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190469)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190469)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190469)Termination reason: Instruction limit
% 4.16/1.21 % (3190469)Termination phase: Saturation
% 4.16/1.21 % (3190469)Time elapsed: 0.379 s
% 4.16/1.21 % (3190469)Peak memory usage: 19 MB
% 4.16/1.21 % (3190469)Instructions burned: 684 (million)
% 4.16/1.21 % (3190537)fmb+10_1_sil=64000:erd=off:fmbss=14:random_seed=1655331519:i=889:ins=1_2994 on theBenchmark for (2994ds/889Mi)
% 4.16/1.21 % TRYING [8]
% 4.16/1.21 % (3190547)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=78015317: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)
% 4.16/1.21 % TRYING [14]
% 4.16/1.21 % (3190477)Instruction limit reached!
% 4.16/1.21 % (3190477)------------------------------
% 4.16/1.21 % (3190477)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190477)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190477)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190477)Termination reason: Instruction limit
% 4.16/1.21 % (3190477)Termination phase: Finite model building SAT solving
% 4.16/1.21 % (3190477)Time elapsed: 0.343 s
% 4.16/1.21 % (3190477)Peak memory usage: 22 MB
% 4.16/1.21 % (3190477)Instructions burned: 866 (million)
% 4.16/1.21 % (3190582)dis-10_1_anc=none:sil=64000:spb=goal:newcnf=on:cn=on:random_seed=3442810236:i=879:kws=inv_precedence:fsr=off_2993 on theBenchmark for (2993ds/879Mi)
% 4.16/1.21 % (3190479)Instruction limit reached!
% 4.16/1.21 % (3190479)------------------------------
% 4.16/1.21 % (3190479)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190479)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190479)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190479)Termination reason: Instruction limit
% 4.16/1.21 % (3190479)Termination phase: Saturation
% 4.16/1.21 % (3190479)Time elapsed: 0.341 s
% 4.16/1.21 % (3190479)Peak memory usage: 23 MB
% 4.16/1.21 % (3190479)Instructions burned: 1181 (million)
% 4.16/1.21 % (3190592)fmb+10_1_sil=64000:random_seed=480270287:i=22061:nm=2:gsp=on_2993 on theBenchmark for (2993ds/22061Mi)
% 4.16/1.21 % TRYING [1]
% 4.16/1.21 % TRYING [2]
% 4.16/1.21 % TRYING [3]
% 4.16/1.21 % TRYING [4]
% 4.16/1.21 % TRYING [5]
% 4.16/1.21 % TRYING [6]
% 4.16/1.21 % (3190454) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-3190446-3190454"...
% 4.16/1.21 % (3190454)...printing done.
% 4.16/1.21 % (3190454)Refutation found. Thanks to Tanya!
% 4.16/1.21 % SZS status Unsatisfiable for theBenchmark
% 4.16/1.21 % SZS output start Proof for theBenchmark
% See solution above
% 4.16/1.21 % (3190454)------------------------------
% 4.16/1.21 % (3190454)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 4.16/1.21 % (3190454)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 4.16/1.21 % (3190454)CaDiCaL version: 2.1.3
% 4.16/1.21 % (3190454)Termination reason: Refutation
% 4.16/1.21 % (3190454)Time elapsed: 0.705 s
% 4.16/1.21 % (3190454)Peak memory usage: 21 MB
% 4.16/1.21 % (3190454)Instructions burned: 1325 (million)
% 4.16/1.21 % (3190446)Success in time 0.748 s
% 4.16/1.21 % Vampire exiting
%------------------------------------------------------------------------------