%------------------------------------------------------------------------------
% File : Vampire---5.0.1
% Problem : CSR051-10 : TPTP v9.3.1. Released v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% Computer : n018.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 09:42:20 AM UTC 2026
% Result : Unsatisfiable 6.30s 2.22s
% Output : Refutation 6.30s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 6
% Syntax : Number of formulae : 14 ( 14 unt; 0 def)
% Number of atoms : 14 ( 13 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 1 ( 1 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 2 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 9 ( 9 usr; 5 con; 0-4 aty)
% Number of variables : 8 ( 8 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X2,X0,X1] : ifeq4(X0,X0,X1,X2) = X1,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ifeq_axiom) ).
fof(f2,axiom,
! [X2,X0,X1] : ifeq3(X0,X0,X1,X2) = X1,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ifeq_axiom_001) ).
fof(f790,axiom,
ifeq4(mtvisible(c_tptp_member3356_mt),true,marriagelicensedocument(c_tptpmarriagelicensedocument),true) = true,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax2_395) ).
fof(f791,plain,
true = ifeq4(mtvisible(c_tptp_member3356_mt),true,marriagelicensedocument(c_tptpmarriagelicensedocument),true),
inference(reorient_equations,[],[f790]) ).
fof(f15866,negated_conjecture,
mtvisible(c_tptp_member3356_mt) = true,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',query151) ).
fof(f15867,plain,
true = mtvisible(c_tptp_member3356_mt),
inference(reorient_equations,[],[f15866]) ).
fof(f16016,negated_conjecture,
! [X0] : ifeq3(marriagelicensedocument(X0),true,a,b) = b,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',query151_1) ).
fof(f16017,plain,
! [X0] : b = ifeq3(marriagelicensedocument(X0),true,a,b),
inference(reorient_equations,[],[f16016]) ).
fof(f16018,negated_conjecture,
a != b,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',goal) ).
fof(f16019,plain,
true = ifeq4(true,true,marriagelicensedocument(c_tptpmarriagelicensedocument),true),
inference(forward_demodulation,[],[f791,f15867]) ).
fof(f16020,plain,
true = marriagelicensedocument(c_tptpmarriagelicensedocument),
inference(forward_demodulation,[],[f16019,f1]) ).
fof(f16021,plain,
b = ifeq3(true,true,a,b),
inference(superposition,[],[f16017,f16020]) ).
fof(f16022,plain,
a = b,
inference(forward_demodulation,[],[f16021,f2]) ).
fof(f16023,plain,
$false,
inference(forward_subsumption_resolution,[],[f16022,f16018]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.04 % Problem : CSR051-10 : TPTP v9.3.1. Released v7.3.0.
% 0.00/0.08 % Command : run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.11/0.27 % Computer : n018.cluster.edu
% 0.11/0.27 % Model : x86_64 x86_64
% 0.11/0.27 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.27 % Memory : 8046.5625MB
% 0.11/0.27 % OS : Linux 6.8.0-71-generic
% 0.11/0.27 % CPULimit : 300
% 0.11/0.27 % WCLimit : 300
% 0.11/0.27 % DateTime : Mon Sep 28 22:20:10 UTC 2026
% 0.11/0.27 % CPUTime :
% 0.11/0.27 Running run_vampire /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.27/0.33 Running first-order theorem proving
% 0.27/0.33 Running: /export/starexec/sandbox2/solver/bin/vampire --input_syntax tptp --output_axiom_names on --mode casc -m 16384 --cores 7 -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 6.30/2.21 % (3857941)Detected a unit-equality problem, will run specialized UEQ schedule.
% 6.30/2.21 % (3857949)ott-1010_1_sfv=off:to=lpo:sil=8000:fdtod=off:sp=reverse_frequency:spb=goal_then_units:fd=preordered:random_seed=1598693815:i=136:bd=preordered:ins=2:av=off_2997 on theBenchmark for (2997ds/136Mi)
% 6.30/2.21 % (3857947)lrs+11_1_ncem=casc2026/models/loop6.pt:sil=128000:npcc=on:lma=off:spb=units:urr=ec_only:bce=on:s2agt=64:updr=off:random_seed=3580786577:i=130792:sd=20:aac=none:nm=16:ss=included:sgt=10_2997 on theBenchmark for (2997ds/130792Mi)
% 6.30/2.21 % (3857949)Instruction limit reached!
% 6.30/2.21 % (3857949)------------------------------
% 6.30/2.21 % (3857949)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.30/2.21 % (3857949)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.30/2.21 % (3857949)CaDiCaL version: 2.1.3
% 6.30/2.21 % (3857949)Termination reason: Instruction limit
% 6.30/2.21 % (3857949)Termination phase: Saturation
% 6.30/2.21 % (3857949)Time elapsed: 0.065 s
% 6.30/2.21 % (3857949)Peak memory usage: 95 MB
% 6.30/2.21 % (3857949)Instructions burned: 137 (million)
% 6.30/2.21 % (3857946)lrs+1002_1_ncem=casc2026/models/loop7.pt:sil=128000:tgt=ground:npcc=on:drc=off:sp=reverse_frequency:spb=goal:acc=on:s2agt=16:kmz=on:sac=on:random_seed=2119397999:i=138329:kws=inv_arity_squared:fgj=on:bd=preordered_2997 on theBenchmark for (2997ds/138329Mi)
% 6.30/2.21 % (3857948)lrs+10_1_ncem=casc2026/models/loop5.pt:sil=128000:tgt=ground:npcc=on:spb=goal_then_units:urr=ec_only:random_seed=2253277625:i=130716:gtgl=4:add=on:doe=on:bd=all:gtg=exists_sym_2997 on theBenchmark for (2997ds/130716Mi)
% 6.30/2.21 % (3857950)dis+10_14_to=lpo:sil=8000:tgt=full:drc=off:sp=const_frequency:sos=all:random_seed=1180585875:i=181:gtgl=5:bs=unit_only:fsr=off:gtg=exists_all_2997 on theBenchmark for (2997ds/181Mi)
% 6.30/2.21 % (3857952)dis-1010_7_sil=8000:fde=unused:flr=on:random_seed=3119289442:i=1187:sd=4:av=off:ss=axioms:sgt=32_2997 on theBenchmark for (2997ds/1187Mi)
% 6.30/2.21 % (3857951)lrs+10_3_to=lpo:sil=64000:drc=off:fde=unused:sp=reverse_frequency:acc=on:bsr=on:fd=preordered:nwc=1:random_seed=2380648568:avsq=on:i=257:avsqr=16,3:bd=preordered:fsr=off_2997 on theBenchmark for (2997ds/257Mi)
% 6.30/2.22 % (3857952)First to succeed.
% 6.30/2.22 % (3857952)Solution written to "/export/starexec/sandbox2/tmp/vampire-proof-3857941"
% 6.30/2.22 % (3857955)lrs-1011_1_ncem=casc2026/models/loop8.pt:sil=32000:npcc=on:prc=on:fde=unused:lcm=predicate:bsr=on:flr=on:random_seed=1912095040:i=2051:gtgl=2:fgj=on:bd=all:gtg=exists_top_2994 on theBenchmark for (2994ds/2051Mi)
% 6.30/2.22 % (3857950)Instruction limit reached!
% 6.30/2.22 % (3857950)------------------------------
% 6.30/2.22 % (3857950)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.30/2.22 % (3857950)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.30/2.22 % (3857950)CaDiCaL version: 2.1.3
% 6.30/2.22 % (3857950)Termination reason: Instruction limit
% 6.30/2.22 % (3857950)Termination phase: Twee Goal Transformation
% 6.30/2.22 % (3857950)Time elapsed: 0.153 s
% 6.30/2.22 % (3857950)Peak memory usage: 95 MB
% 6.30/2.22 % (3857950)Instructions burned: 182 (million)
% 6.30/2.22 % (3857951)Instruction limit reached!
% 6.30/2.22 % (3857951)------------------------------
% 6.30/2.22 % (3857951)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.30/2.22 % (3857951)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.30/2.22 % (3857951)CaDiCaL version: 2.1.3
% 6.30/2.22 % (3857951)Termination reason: Instruction limit
% 6.30/2.22 % (3857951)Termination phase: Saturation
% 6.30/2.22 % (3857951)Time elapsed: 0.266 s
% 6.30/2.22 % (3857951)Peak memory usage: 100 MB
% 6.30/2.22 % (3857951)Instructions burned: 258 (million)
% 6.30/2.22 % (3857962)lrs-1002_1_ncem=casc2026/models/all5champsBiggishL14.pt:sil=16000:npcc=on:random_seed=2873230602:i=4948:ss=axioms:sgt=16_2992 on theBenchmark for (2992ds/4948Mi)
% 6.30/2.22 % (3857952)Refutation found. Thanks to Tanya!
% 6.30/2.22 % SZS status Unsatisfiable for theBenchmark
% 6.30/2.22 % SZS output start Proof for theBenchmark
% See solution above
% 6.30/2.22 % (3857952)------------------------------
% 6.30/2.22 % (3857952)Version: Vampire 5.0.1 (Release build, commit ea8961452 on 2026-07-16 15:14:34 +0200)
% 6.30/2.22 % (3857952)Linked with Z3 4.14.0.0 3c47fd96cf5645d0c42b2c819d9e9a84380aa721 z3-4.8.4-9178-g3c47fd96c
% 6.30/2.22 % (3857952)CaDiCaL version: 2.1.3
% 6.30/2.22 % (3857952)Termination reason: Refutation
% 6.30/2.22 % (3857952)Time elapsed: 0.035 s
% 6.30/2.22 % (3857952)Peak memory usage: 94 MB
% 6.30/2.22 % (3857952)Instructions burned: 31 (million)
% 6.30/2.22 % (3857952)------------------------------
% 6.30/2.22 % (3857952)------------------------------
% 6.30/2.22 % (3857941)Success in time 0.99 s
% 6.30/2.22 % Vampire exiting
%------------------------------------------------------------------------------