%------------------------------------------------------------------------------
% File : Vampire-SAT---5.0.1
% Problem : ROB014-2 : TPTP v9.3.1. Released v1.0.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% Computer : n012.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 12:36:21 PM UTC 2026
% Result : Unsatisfiable 18.71s 3.31s
% Output : Refutation 18.71s
% Verified :
% SZS Type : Refutation
% Derivation depth : 20
% Number of leaves : 14
% Syntax : Number of formulae : 66 ( 62 unt; 7 def)
% Number of atoms : 70 ( 69 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 16 ( 12 ~; 4 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 2 avg)
% Maximal term depth : 8 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 13 ( 13 usr; 10 con; 0-2 aty)
% Number of variables : 23 ( 23 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0,X1] : add(X0,X1) = add(X1,X0),
file('/export/starexec/sandbox2/benchmark/Axioms/ROB001-0.ax',commutativity_of_add) ).
fof(f2,axiom,
! [X2,X0,X1] : add(add(X0,X1),X2) = add(X0,add(X1,X2)),
file('/export/starexec/sandbox2/benchmark/Axioms/ROB001-0.ax',associativity_of_add) ).
fof(f3,axiom,
! [X0,X1] : negate(add(negate(add(X0,X1)),negate(add(X0,negate(X1))))) = X0,
file('/export/starexec/sandbox2/benchmark/Axioms/ROB001-0.ax',robbins_axiom) ).
fof(f4,axiom,
! [X0] : multiply(one,X0) = X0,
file('/export/starexec/sandbox2/benchmark/Axioms/ROB001-1.ax',one_times_x) ).
fof(f8,axiom,
! [X2,X0,X1] :
( negate(add(X0,negate(add(X1,X2)))) != negate(add(X1,negate(add(X0,X2))))
| X0 = X1 ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',lemma_3_2) ).
fof(f10,axiom,
negate(add(negate(e),negate(add(d,negate(e))))) = d,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',condition) ).
fof(f11,plain,
d = negate(add(negate(e),negate(add(d,negate(e))))),
inference(reorient_equations,[],[f10]) ).
fof(f12,negated_conjecture,
negate(add(e,multiply(one,add(d,negate(add(d,negate(e))))))) != negate(e),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_base_step) ).
fof(f13,plain,
negate(e) != negate(add(e,multiply(one,add(d,negate(add(d,negate(e))))))),
inference(reorient_equations,[],[f12]) ).
fof(f15,definition,
sF0 = negate(e),
introduced(definition,[new_symbols(definition,[sF0])],[function_definition]) ).
fof(f16,plain,
negate(e) = sF0,
inference(reorient_equations,[],[f15]) ).
fof(f17,definition,
sF1 = add(d,sF0),
introduced(definition,[new_symbols(definition,[sF1])],[function_definition]) ).
fof(f18,plain,
add(d,sF0) = sF1,
inference(reorient_equations,[],[f17]) ).
fof(f19,definition,
sF2 = negate(sF1),
introduced(definition,[new_symbols(definition,[sF2])],[function_definition]) ).
fof(f20,plain,
negate(sF1) = sF2,
inference(reorient_equations,[],[f19]) ).
fof(f21,definition,
sF3 = add(d,sF2),
introduced(definition,[new_symbols(definition,[sF3])],[function_definition]) ).
fof(f22,plain,
add(d,sF2) = sF3,
inference(reorient_equations,[],[f21]) ).
fof(f23,definition,
sF4 = multiply(one,sF3),
introduced(definition,[new_symbols(definition,[sF4])],[function_definition]) ).
fof(f24,plain,
multiply(one,sF3) = sF4,
inference(reorient_equations,[],[f23]) ).
fof(f25,definition,
sF5 = add(e,sF4),
introduced(definition,[new_symbols(definition,[sF5])],[function_definition]) ).
fof(f26,plain,
add(e,sF4) = sF5,
inference(reorient_equations,[],[f25]) ).
fof(f27,definition,
sF6 = negate(sF5),
introduced(definition,[new_symbols(definition,[sF6])],[function_definition]) ).
fof(f28,plain,
negate(sF5) = sF6,
inference(reorient_equations,[],[f27]) ).
fof(f29,plain,
sF0 != sF6,
inference(definition_folding,[],[f13,f28,f26,f24,f22,f20,f18,f16,f16]) ).
fof(f30,plain,
sF3 = sF4,
inference(forward_demodulation,[],[f24,f4]) ).
fof(f31,plain,
sF5 = add(e,sF3),
inference(superposition,[],[f26,f30]) ).
fof(f32,plain,
d = negate(add(sF0,negate(add(d,sF0)))),
inference(superposition,[],[f11,f16]) ).
fof(f33,plain,
d = negate(add(sF0,negate(sF1))),
inference(forward_demodulation,[],[f32,f18]) ).
fof(f34,plain,
d = negate(add(sF0,sF2)),
inference(forward_demodulation,[],[f33,f20]) ).
fof(f41,plain,
! [X0] : add(sF3,X0) = add(d,add(sF2,X0)),
inference(superposition,[],[f2,f22]) ).
fof(f45,plain,
! [X2,X0,X1] : add(X0,add(X1,X2)) = add(X2,add(X0,X1)),
inference(superposition,[],[f1,f2]) ).
fof(f57,plain,
! [X0] : add(sF3,X0) = add(d,add(X0,sF2)),
inference(superposition,[],[f41,f1]) ).
fof(f76,plain,
! [X0] : negate(add(negate(add(X0,e)),negate(add(X0,sF0)))) = X0,
inference(superposition,[],[f3,f16]) ).
fof(f80,plain,
! [X0,X1] : negate(add(negate(add(X1,X0)),negate(add(negate(X0),X1)))) = X1,
inference(superposition,[],[f3,f1]) ).
fof(f132,plain,
! [X2,X0,X1] :
( negate(add(X1,negate(add(X2,X0)))) != negate(add(X2,negate(add(X0,X1))))
| X1 = X2 ),
inference(superposition,[],[f8,f1]) ).
fof(f537,plain,
d = negate(add(negate(add(d,e)),negate(sF1))),
inference(superposition,[],[f76,f18]) ).
fof(f549,plain,
d = negate(add(negate(sF1),negate(add(d,e)))),
inference(forward_demodulation,[],[f537,f1]) ).
fof(f555,plain,
d = negate(add(negate(sF1),negate(add(e,d)))),
inference(forward_demodulation,[],[f549,f1]) ).
fof(f559,plain,
d = negate(add(sF2,negate(add(e,d)))),
inference(forward_demodulation,[],[f555,f20]) ).
fof(f629,plain,
sF2 = negate(add(negate(add(sF2,add(e,d))),d)),
inference(superposition,[],[f3,f559]) ).
fof(f635,plain,
sF2 = negate(add(d,negate(add(sF2,add(e,d))))),
inference(forward_demodulation,[],[f629,f1]) ).
fof(f638,plain,
sF2 = negate(add(d,negate(add(d,add(sF2,e))))),
inference(forward_demodulation,[],[f635,f45]) ).
fof(f641,plain,
sF2 = negate(add(d,negate(add(sF3,e)))),
inference(forward_demodulation,[],[f638,f41]) ).
fof(f642,plain,
sF2 = negate(add(d,negate(add(e,sF3)))),
inference(forward_demodulation,[],[f641,f1]) ).
fof(f643,plain,
sF2 = negate(add(d,negate(sF5))),
inference(forward_demodulation,[],[f642,f31]) ).
fof(f644,plain,
sF2 = negate(add(d,sF6)),
inference(forward_demodulation,[],[f643,f28]) ).
fof(f935,plain,
negate(add(d,negate(e))) = negate(add(negate(add(negate(add(d,negate(e))),e)),d)),
inference(superposition,[],[f80,f11]) ).
fof(f964,plain,
negate(add(d,negate(e))) = negate(add(d,negate(add(negate(add(d,negate(e))),e)))),
inference(forward_demodulation,[],[f935,f1]) ).
fof(f1021,plain,
negate(add(d,negate(e))) = negate(add(d,negate(add(e,negate(add(d,negate(e))))))),
inference(forward_demodulation,[],[f964,f1]) ).
fof(f1034,plain,
negate(add(d,sF0)) = negate(add(d,negate(add(e,negate(add(d,sF0)))))),
inference(forward_demodulation,[],[f1021,f16]) ).
fof(f1039,plain,
negate(sF1) = negate(add(d,negate(add(e,negate(sF1))))),
inference(forward_demodulation,[],[f1034,f18]) ).
fof(f1042,plain,
sF2 = negate(add(d,negate(add(e,sF2)))),
inference(forward_demodulation,[],[f1039,f20]) ).
fof(f1048,plain,
d = negate(add(negate(add(d,add(e,sF2))),sF2)),
inference(superposition,[],[f3,f1042]) ).
fof(f1062,plain,
d = negate(add(sF2,negate(add(d,add(e,sF2))))),
inference(forward_demodulation,[],[f1048,f1]) ).
fof(f1067,plain,
d = negate(add(sF2,negate(add(sF3,e)))),
inference(forward_demodulation,[],[f1062,f57]) ).
fof(f1069,plain,
d = negate(add(sF2,negate(add(e,sF3)))),
inference(forward_demodulation,[],[f1067,f1]) ).
fof(f1071,plain,
d = negate(add(sF2,negate(sF5))),
inference(forward_demodulation,[],[f1069,f31]) ).
fof(f1073,plain,
d = negate(add(sF2,sF6)),
inference(forward_demodulation,[],[f1071,f28]) ).
fof(f1351,plain,
! [X0] :
( negate(add(X0,d)) != negate(add(sF0,negate(add(sF2,X0))))
| sF0 = X0 ),
inference(superposition,[],[f132,f34]) ).
fof(f13579,plain,
( negate(add(sF0,d)) != negate(add(sF6,d))
| sF0 = sF6 ),
inference(superposition,[],[f1351,f1073]) ).
fof(f13588,plain,
negate(add(sF0,d)) != negate(add(sF6,d)),
inference(forward_subsumption_resolution,[],[f13579,f29]) ).
fof(f13616,plain,
negate(add(d,sF6)) != negate(add(sF0,d)),
inference(forward_demodulation,[],[f13588,f1]) ).
fof(f13632,plain,
negate(add(d,sF0)) != negate(add(d,sF6)),
inference(forward_demodulation,[],[f13616,f1]) ).
fof(f13646,plain,
sF2 != negate(add(d,sF0)),
inference(forward_demodulation,[],[f13632,f644]) ).
fof(f13658,plain,
negate(sF1) != sF2,
inference(forward_demodulation,[],[f13646,f18]) ).
fof(f13663,plain,
$false,
inference(forward_subsumption_resolution,[],[f13658,f20]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.01 % Problem : ROB014-2 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.03 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.04/0.54 % Computer : n012.cluster.edu
% 0.04/0.54 % Model : x86_64 x86_64
% 0.04/0.54 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.04/0.54 % Memory : 8046.5625MB
% 0.04/0.54 % OS : Linux 6.8.0-71-generic
% 0.04/0.54 % CPULimit : 300
% 0.04/0.54 % WCLimit : 300
% 0.04/0.54 % DateTime : Sun Sep 27 23:26:20 UTC 2026
% 0.04/0.54 % CPUTime :
% 0.04/0.54 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 SAT
% 0.04/0.56 Running first-order model finding
% 0.04/0.56 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
% 13.50/2.54 % (2871410)Will run a generic schedule for satisfiability detection.
% 13.50/2.54 % (2871416)% WARNING: option uhcvi not known.
% 13.50/2.54 % (2871420)ott+1_1_to=lpo:sil=16000:sp=reverse_arity:erd=off:random_seed=1695046565:i=131_2999 on theBenchmark for (2999ds/131Mi)
% 13.50/2.54 % (2871415)fmb+10_1_sas=cadical:bce=on:rp=on:random_seed=453551748_2999 on theBenchmark for (2999ds/0Mi)
% 13.50/2.54 % (2871418)dis+10_1_sil=32000:sp=arity:random_seed=1293185494:i=103:fgj=on_2999 on theBenchmark for (2999ds/103Mi)
% 13.50/2.54 % (2871417)dis+10_161_sil=256000:plsq=on:plsqr=61199697,1048576:gs=on:alpa=true:sac=on:slsq=on:cn=on:random_seed=2990983512:i=88024:add=on:rawr=on_2999 on theBenchmark for (2999ds/88024Mi)
% 13.50/2.54 % (2871416)dis+11_61:31_drc=ordering:lsd=5:bsr=unit_only:rp=on:newcnf=on:random_seed=2699918747:i=135531:add=off:rawr=on_2999 on theBenchmark for (2999ds/135531Mi)
% 13.50/2.54 % (2871419)ott+31_1_sil=16000:lcm=predicate:bce=on:newcnf=on:random_seed=2734778838:i=116_2999 on theBenchmark for (2999ds/116Mi)
% 13.50/2.54 % (2871421)ott-3_16_to=lpo:sil=16000:sp=arity:fd=off:rp=on:random_seed=1682192768:i=159:bs=unit_only:nicw=on:fsr=off:amm=off_2999 on theBenchmark for (2999ds/159Mi)
% 13.50/2.54 % TRYING [1]
% 13.50/2.54 % TRYING [2]
% 13.50/2.54 % TRYING [3]
% 13.50/2.54 % TRYING [4]
% 13.50/2.54 % (2871418)Instruction limit reached!
% 13.50/2.54 % (2871418)------------------------------
% 13.50/2.54 % (2871418)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 13.50/2.54 % (2871418)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 13.50/2.54 % (2871418)CaDiCaL version: 2.1.3
% 13.50/2.54 % (2871418)Termination reason: Instruction limit
% 13.50/2.54 % (2871418)Termination phase: Saturation
% 13.50/2.54 % (2871418)Time elapsed: 0.031 s
% 13.50/2.54 % (2871418)Peak memory usage: 12 MB
% 13.50/2.54 % (2871418)Instructions burned: 104 (million)
% 13.50/2.54 % (2871419)Instruction limit reached!
% 13.50/2.54 % (2871419)------------------------------
% 13.50/2.54 % (2871419)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 13.50/2.54 % (2871419)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 13.50/2.54 % (2871419)CaDiCaL version: 2.1.3
% 13.50/2.54 % (2871419)Termination reason: Instruction limit
% 13.50/2.54 % (2871419)Termination phase: Saturation
% 13.50/2.54 % (2871419)Time elapsed: 0.035 s
% 13.50/2.54 % (2871419)Peak memory usage: 12 MB
% 13.50/2.54 % (2871419)Instructions burned: 118 (million)
% 13.50/2.54 % (2871420)Instruction limit reached!
% 13.50/2.54 % (2871420)------------------------------
% 13.50/2.54 % (2871420)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 13.50/2.54 % (2871420)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 13.50/2.54 % (2871420)CaDiCaL version: 2.1.3
% 13.50/2.54 % (2871420)Termination reason: Instruction limit
% 13.50/2.54 % (2871420)Termination phase: Saturation
% 13.50/2.54 % (2871420)Time elapsed: 0.036 s
% 13.50/2.54 % (2871420)Peak memory usage: 12 MB
% 13.50/2.54 % (2871420)Instructions burned: 132 (million)
% 13.50/2.54 % (2871429)fmb+10_1_fmbas=predicate:sil=64000:sas=cadical:random_seed=3147144499:i=714:nm=2_2999 on theBenchmark for (2999ds/714Mi)
% 13.50/2.54 % TRYING [1]
% 13.50/2.54 % TRYING [2]
% 13.50/2.54 % TRYING [3]
% 13.50/2.54 % (2871430)ott+32_1_sil=16000:bsd=on:sp=const_max:bce=on:random_seed=2892773635:i=131:bd=preordered:fsd=on_2999 on theBenchmark for (2999ds/131Mi)
% 13.50/2.54 % (2871431)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=1986827124:i=684:slsql=off:bs=unit_only:nicw=on:rawr=on_2999 on theBenchmark for (2999ds/684Mi)
% 13.50/2.54 % (2871421)Instruction limit reached!
% 13.50/2.54 % (2871421)------------------------------
% 13.50/2.54 % (2871421)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 13.50/2.54 % (2871421)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 13.50/2.54 % (2871421)CaDiCaL version: 2.1.3
% 13.50/2.54 % (2871421)Termination reason: Instruction limit
% 13.50/2.54 % (2871421)Termination phase: Saturation
% 13.50/2.54 % (2871421)Time elapsed: 0.048 s
% 13.50/2.54 % (2871421)Peak memory usage: 12 MB
% 13.50/2.54 % (2871421)Instructions burned: 162 (million)
% 13.50/2.54 % TRYING [4]
% 13.50/2.54 % (2871435)ott-21_1_sil=16000:fs=off:random_seed=1063396983:i=180:av=off:fsr=off_2999 on theBenchmark for (2999ds/180Mi)
% 13.50/2.54 % TRYING [5]
% 13.50/2.54 % (2871430)Instruction limit reached!
% 13.50/2.54 % (2871430)------------------------------
% 13.50/2.54 % (2871430)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871430)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871430)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871430)Termination reason: Instruction limit
% 18.71/3.31 % (2871430)Termination phase: Saturation
% 18.71/3.31 % (2871430)Time elapsed: 0.042 s
% 18.71/3.31 % (2871430)Peak memory usage: 13 MB
% 18.71/3.31 % (2871430)Instructions burned: 132 (million)
% 18.71/3.31 % (2871435)Instruction limit reached!
% 18.71/3.31 % (2871435)------------------------------
% 18.71/3.31 % (2871435)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871435)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871435)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871435)Termination reason: Instruction limit
% 18.71/3.31 % (2871435)Termination phase: Saturation
% 18.71/3.31 % (2871435)Time elapsed: 0.040 s
% 18.71/3.31 % (2871435)Peak memory usage: 11 MB
% 18.71/3.31 % (2871435)Instructions burned: 182 (million)
% 18.71/3.31 % (2871437)dis+10_4_sil=64000:sp=reverse_arity:bsr=on:sac=on:cn=on:random_seed=2287357142:i=477:bd=all_2998 on theBenchmark for (2998ds/477Mi)
% 18.71/3.31 % (2871438)fmb+10_1_sil=64000:erd=off:updr=off:random_seed=49793732:fmbsr=1.3:i=865:ins=25_2998 on theBenchmark for (2998ds/865Mi)
% 18.71/3.31 % TRYING [1]
% 18.71/3.31 % TRYING [2]
% 18.71/3.31 % TRYING [3]
% 18.71/3.31 % TRYING [4]
% 18.71/3.31 % TRYING [5]
% 18.71/3.31 % TRYING [5]
% 18.71/3.31 % (2871431)Instruction limit reached!
% 18.71/3.31 % (2871431)------------------------------
% 18.71/3.31 % (2871431)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871431)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871431)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871431)Termination reason: Instruction limit
% 18.71/3.31 % (2871431)Termination phase: Saturation
% 18.71/3.31 % (2871431)Time elapsed: 0.160 s
% 18.71/3.31 % (2871431)Peak memory usage: 15 MB
% 18.71/3.31 % (2871431)Instructions burned: 685 (million)
% 18.71/3.31 % (2871441)ott+10_1_to=lpo:sil=64000:tgt=full:sp=arity:spb=goal_then_units:random_seed=233088389:i=1179_2997 on theBenchmark for (2997ds/1179Mi)
% 18.71/3.31 % (2871437)Instruction limit reached!
% 18.71/3.31 % (2871437)------------------------------
% 18.71/3.31 % (2871437)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871437)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871437)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871437)Termination reason: Instruction limit
% 18.71/3.31 % (2871437)Termination phase: Saturation
% 18.71/3.31 % (2871437)Time elapsed: 0.130 s
% 18.71/3.31 % (2871437)Peak memory usage: 15 MB
% 18.71/3.31 % (2871437)Instructions burned: 478 (million)
% 18.71/3.31 % (2871443)fmb+10_1_sil=64000:erd=off:fmbss=14:random_seed=3953211649:i=889:ins=1_2997 on theBenchmark for (2997ds/889Mi)
% 18.71/3.31 % (2871429)Instruction limit reached!
% 18.71/3.31 % (2871429)------------------------------
% 18.71/3.31 % (2871429)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871429)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871429)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871429)Termination reason: Instruction limit
% 18.71/3.31 % (2871429)Termination phase: Finite model building SAT solving
% 18.71/3.31 % (2871429)Time elapsed: 0.237 s
% 18.71/3.31 % (2871429)Peak memory usage: 18 MB
% 18.71/3.31 % (2871429)Instructions burned: 714 (million)
% 18.71/3.31 % TRYING [14]
% 18.71/3.31 % (2871445)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=1562816415:avsq=on:s2a=on:i=692:avsqr=8,1:kws=arity_squared:bs=unit_only:nm=2:rawr=on_2996 on theBenchmark for (2996ds/692Mi)
% 18.71/3.31 % (2871438)Instruction limit reached!
% 18.71/3.31 % (2871438)------------------------------
% 18.71/3.31 % (2871438)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871438)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871438)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871438)Termination reason: Instruction limit
% 18.71/3.31 % (2871438)Termination phase: Finite model building SAT solving
% 18.71/3.31 % (2871438)Time elapsed: 0.245 s
% 18.71/3.31 % (2871438)Peak memory usage: 15 MB
% 18.71/3.31 % (2871438)Instructions burned: 866 (million)
% 18.71/3.31 % (2871447)dis-10_1_anc=none:sil=64000:spb=goal:newcnf=on:cn=on:random_seed=3554622676:i=879:kws=inv_precedence:fsr=off_2996 on theBenchmark for (2996ds/879Mi)
% 18.71/3.31 % (2871443)Instruction limit reached!
% 18.71/3.31 % (2871443)------------------------------
% 18.71/3.31 % (2871443)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871443)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871443)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871443)Termination reason: Instruction limit
% 18.71/3.31 % (2871443)Termination phase: Finite model building constraint generation
% 18.71/3.31 % (2871443)Time elapsed: 0.174 s
% 18.71/3.31 % (2871443)Peak memory usage: 74 MB
% 18.71/3.31 % (2871443)Instructions burned: 892 (million)
% 18.71/3.31 % (2871449)fmb+10_1_sil=64000:random_seed=743398947:i=22061:nm=2:gsp=on_2995 on theBenchmark for (2995ds/22061Mi)
% 18.71/3.31 % TRYING [1]
% 18.71/3.31 % TRYING [2]
% 18.71/3.31 % TRYING [3]
% 18.71/3.31 % TRYING [4]
% 18.71/3.31 % (2871445)Instruction limit reached!
% 18.71/3.31 % (2871445)------------------------------
% 18.71/3.31 % (2871445)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871445)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871445)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871445)Termination reason: Instruction limit
% 18.71/3.31 % (2871445)Termination phase: Saturation
% 18.71/3.31 % (2871445)Time elapsed: 0.182 s
% 18.71/3.31 % (2871445)Peak memory usage: 14 MB
% 18.71/3.31 % (2871445)Instructions burned: 693 (million)
% 18.71/3.31 % (2871451)fmb+10_1_sil=16000:sas=cadical:fmbss=20:random_seed=2461871388:i=9515:nm=5_2994 on theBenchmark for (2994ds/9515Mi)
% 18.71/3.31 % TRYING [20]
% 18.71/3.31 % TRYING [5]
% 18.71/3.31 % (2871441)Instruction limit reached!
% 18.71/3.31 % (2871441)------------------------------
% 18.71/3.31 % (2871441)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871441)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871441)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871441)Termination reason: Instruction limit
% 18.71/3.31 % (2871441)Termination phase: Saturation
% 18.71/3.31 % (2871441)Time elapsed: 0.356 s
% 18.71/3.31 % (2871441)Peak memory usage: 22 MB
% 18.71/3.31 % (2871441)Instructions burned: 1179 (million)
% 18.71/3.31 % (2871453)fmb+10_1_sil=64000:sas=cadical:fmbss=8:random_seed=2156828661:fmbsr=1.7:i=920_2993 on theBenchmark for (2993ds/920Mi)
% 18.71/3.31 % TRYING [8]
% 18.71/3.31 % (2871447)Instruction limit reached!
% 18.71/3.31 % (2871447)------------------------------
% 18.71/3.31 % (2871447)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871447)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871447)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871447)Termination reason: Instruction limit
% 18.71/3.31 % (2871447)Termination phase: Saturation
% 18.71/3.31 % (2871447)Time elapsed: 0.249 s
% 18.71/3.31 % (2871447)Peak memory usage: 19 MB
% 18.71/3.31 % (2871447)Instructions burned: 880 (million)
% 18.71/3.31 % (2871455)dis-4_1_sil=16000:drc=ordering:sp=const_frequency:sac=on:newcnf=on:random_seed=3508548014:i=5131_2993 on theBenchmark for (2993ds/5131Mi)
% 18.71/3.31 % (2871453)Instruction limit reached!
% 18.71/3.31 % (2871453)------------------------------
% 18.71/3.31 % (2871453)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871453)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871453)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871453)Termination reason: Instruction limit
% 18.71/3.31 % (2871453)Termination phase: Finite model building SAT solving
% 18.71/3.31 % (2871453)Time elapsed: 0.219 s
% 18.71/3.31 % (2871453)Peak memory usage: 51 MB
% 18.71/3.31 % (2871453)Instructions burned: 923 (million)
% 18.71/3.31 % (2871457)ott+11_16_sil=32000:fde=unused:bsd=on:sas=cadical:sp=arity:spb=units:lsd=10:nwc=3:random_seed=3842613526:i=1472:ins=7:fdi=8:gsp=on_2991 on theBenchmark for (2991ds/1472Mi)
% 18.71/3.31 % (2871457)Instruction limit reached!
% 18.71/3.31 % (2871457)------------------------------
% 18.71/3.31 % (2871457)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871457)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871457)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871457)Termination reason: Instruction limit
% 18.71/3.31 % (2871457)Termination phase: Saturation
% 18.71/3.31 % (2871457)Time elapsed: 0.386 s
% 18.71/3.31 % (2871457)Peak memory usage: 25 MB
% 18.71/3.31 % (2871457)Instructions burned: 1473 (million)
% 18.71/3.31 % (2871459)fmb+10_1_sil=16000:sas=cadical:bce=on:fmbss=77:random_seed=3097400947:i=6324_2987 on theBenchmark for (2987ds/6324Mi)
% 18.71/3.31 % TRYING [77]
% 18.71/3.31 % TRYING [6]
% 18.71/3.31 % TRYING [6]
% 18.71/3.31 % (2871455)Instruction limit reached!
% 18.71/3.31 % (2871455)------------------------------
% 18.71/3.31 % (2871455)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871455)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871455)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871455)Termination reason: Instruction limit
% 18.71/3.31 % (2871455)Termination phase: Saturation
% 18.71/3.31 % (2871455)Time elapsed: 1.320 s
% 18.71/3.31 % (2871455)Peak memory usage: 46 MB
% 18.71/3.31 % (2871455)Instructions burned: 5131 (million)
% 18.71/3.31 % (2871461)fmb+10_1_fmbas=function:sil=32000:sas=cadical:fmbss=16:random_seed=1377599767:fmbsr=2.30978:i=2174_2980 on theBenchmark for (2980ds/2174Mi)
% 18.71/3.31 % TRYING [16]
% 18.71/3.31 % (2871461)Instruction limit reached!
% 18.71/3.31 % (2871461)------------------------------
% 18.71/3.31 % (2871461)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871461)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871461)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871461)Termination reason: Instruction limit
% 18.71/3.31 % (2871461)Termination phase: Finite model building constraint generation
% 18.71/3.31 % (2871461)Time elapsed: 0.403 s
% 18.71/3.31 % (2871461)Peak memory usage: 134 MB
% 18.71/3.31 % (2871461)Instructions burned: 2179 (million)
% 18.71/3.31 % (2871463)ott-2_1_sil=16000:newcnf=on:random_seed=442512692:avsq=on:i=869:avsqr=1,16:kws=inv_arity_squared_2975 on theBenchmark for (2975ds/869Mi)
% 18.71/3.31 % (2871451)Instruction limit reached!
% 18.71/3.31 % (2871451)------------------------------
% 18.71/3.31 % (2871451)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871451)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871451)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871451)Termination reason: Instruction limit
% 18.71/3.31 % (2871451)Termination phase: Finite model building constraint generation
% 18.71/3.31 % (2871451)Time elapsed: 1.923 s
% 18.71/3.31 % (2871451)Peak memory usage: 672 MB
% 18.71/3.31 % (2871451)Instructions burned: 9520 (million)
% 18.71/3.31 % (2871465)ott+10_1_sil=32000:tgt=ground:random_seed=1598378285:i=5114:av=off_2975 on theBenchmark for (2975ds/5114Mi)
% 18.71/3.31 % (2871459)Instruction limit reached!
% 18.71/3.31 % (2871459)------------------------------
% 18.71/3.31 % (2871459)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871459)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871459)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871459)Termination reason: Instruction limit
% 18.71/3.31 % (2871459)Termination phase: Finite model building constraint generation
% 18.71/3.31 % (2871459)Time elapsed: 1.298 s
% 18.71/3.31 % (2871459)Peak memory usage: 515 MB
% 18.71/3.31 % (2871459)Instructions burned: 6326 (million)
% 18.71/3.31 % (2871467)fmb+10_1_sil=64000:sas=cadical:bce=on:rp=on:random_seed=3517235131:i=54282_2974 on theBenchmark for (2974ds/54282Mi)
% 18.71/3.31 % TRYING [1]
% 18.71/3.31 % TRYING [2]
% 18.71/3.31 % TRYING [3]
% 18.71/3.31 % TRYING [4]
% 18.71/3.31 % (2871463)Instruction limit reached!
% 18.71/3.31 % (2871463)------------------------------
% 18.71/3.31 % (2871463)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871463)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871463)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871463)Termination reason: Instruction limit
% 18.71/3.31 % (2871463)Termination phase: Saturation
% 18.71/3.31 % (2871463)Time elapsed: 0.233 s
% 18.71/3.31 % (2871463)Peak memory usage: 16 MB
% 18.71/3.31 % (2871463)Instructions burned: 871 (million)
% 18.71/3.31 % (2871469)dis-11_1_sil=16000:sp=reverse_frequency:alpa=true:random_seed=4009782790:i=3512:aac=none_2973 on theBenchmark for (2973ds/3512Mi)
% 18.71/3.31 % TRYING [5]
% 18.71/3.31 % (2871465) found proof, printing to "/export/starexec/sandbox2/tmp/vampire-proof-2871410-2871465"...
% 18.71/3.31 % (2871465)...printing done.
% 18.71/3.31 % (2871465)Refutation found. Thanks to Tanya!
% 18.71/3.31 % SZS status Unsatisfiable for theBenchmark
% 18.71/3.31 % SZS output start Proof for theBenchmark
% See solution above
% 18.71/3.31 % (2871465)------------------------------
% 18.71/3.31 % (2871465)Version: Vampire 5.0.1 (Release build, commit 5ef7c2677 on 2026-07-16 16:54:09 +0200)
% 18.71/3.31 % (2871465)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 18.71/3.31 % (2871465)CaDiCaL version: 2.1.3
% 18.71/3.31 % (2871465)Termination reason: Refutation
% 18.71/3.31 % (2871465)Time elapsed: 0.224 s
% 18.71/3.31 % (2871465)Peak memory usage: 19 MB
% 18.71/3.31 % (2871465)Instructions burned: 728 (million)
% 18.71/3.31 % (2871410)Success in time 2.745 s
% 18.71/3.31 % Vampire exiting
%------------------------------------------------------------------------------