%------------------------------------------------------------------------------
% File : iProver---3.9.4
% Problem : LCL259-3 : TPTP v9.3.1. Released v2.3.0.
% Transfm : none
% Format : tptp:raw
% Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% Computer : n009.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 : Fri Sep 25 02:06:12 PM UTC 2026
% Result : Unsatisfiable 10.38s 2.25s
% Output : CNFRefutation 10.38s
% Verified :
% SZS Type : Refutation
% Derivation depth : 14
% Number of leaves : 14
% Syntax : Number of formulae : 85 ( 51 unt; 5 def)
% Number of atoms : 198 ( 6 equ)
% Maximal formula atoms : 3 ( 2 avg)
% Number of connectives : 88 ( 49 ~; 39 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 3 avg)
% Maximal term depth : 6 ( 2 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of predicates : 9 ( 7 usr; 6 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 2 con; 0-2 aty)
% Number of variables : 119 ( 0 sgn 119 !; 0 ?; 90 :)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X0] : axiom(implies(or(X0,X0),X0)),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',axiom_1_2) ).
fof(f2,axiom,
! [X0,X1] : axiom(implies(X0,or(X1,X0))),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',axiom_1_3) ).
fof(f3,axiom,
! [X0,X1] : axiom(implies(or(X0,X1),or(X1,X0))),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',axiom_1_4) ).
fof(f4,axiom,
! [X2,X0,X1] : axiom(implies(or(X0,or(X1,X2)),or(X1,or(X0,X2)))),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',axiom_1_5) ).
fof(f5,axiom,
! [X2,X0,X1] : axiom(implies(implies(X0,X1),implies(or(X2,X0),or(X2,X1)))),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',axiom_1_6) ).
fof(f6,axiom,
! [X0,X1] : implies(X0,X1) = or(not(X0),X1),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',implies_definition) ).
fof(f7,axiom,
! [X0] :
( ~ axiom(X0)
| theorem(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',rule_1) ).
fof(f8,axiom,
! [X0,X1] :
( ~ theorem(X1)
| ~ theorem(implies(X1,X0))
| theorem(X0) ),
file('/export/starexec/sandbox/benchmark/Axioms/LCL004-0.ax',rule_2) ).
fof(f9,negated_conjecture,
~ theorem(implies(implies(p,implies(p,q)),implies(p,q))),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this) ).
fof(f10,plain,
! [X0] : axiom(or(not(or(X0,X0)),X0)),
inference(definition_unfolding,[],[f1,f6]) ).
fof(f11,plain,
! [X0,X1] : axiom(or(not(X0),or(X1,X0))),
inference(definition_unfolding,[],[f2,f6]) ).
fof(f12,plain,
! [X0,X1] : axiom(or(not(or(X0,X1)),or(X1,X0))),
inference(definition_unfolding,[],[f3,f6]) ).
fof(f13,plain,
! [X2,X0,X1] : axiom(or(not(or(X0,or(X1,X2))),or(X1,or(X0,X2)))),
inference(definition_unfolding,[],[f4,f6]) ).
fof(f14,plain,
! [X2,X0,X1] : axiom(or(not(or(not(X0),X1)),or(not(or(X2,X0)),or(X2,X1)))),
inference(definition_unfolding,[],[f5,f6,f6,f6]) ).
fof(f15,plain,
! [X0,X1] :
( ~ theorem(X1)
| ~ theorem(or(not(X1),X0))
| theorem(X0) ),
inference(definition_unfolding,[],[f8,f6]) ).
fof(f16,plain,
~ theorem(or(not(or(not(p),or(not(p),q))),or(not(p),q))),
inference(definition_unfolding,[],[f9,f6,f6,f6,f6]) ).
tcf(c_58,plain,
! [X0: $i] : axiom(or(not(or(X0,X0)),X0)),
inference(cnf_transformation,[],[f10]) ).
tcf(c_59,plain,
! [X0: $i,X1: $i] : axiom(or(not(X0),or(X1,X0))),
inference(cnf_transformation,[],[f11]) ).
tcf(c_60,plain,
! [X0: $i,X1: $i] : axiom(or(not(or(X0,X1)),or(X1,X0))),
inference(cnf_transformation,[],[f12]) ).
tcf(c_61,plain,
! [X0: $i,X1: $i,X2: $i] : axiom(or(not(or(X0,or(X1,X2))),or(X1,or(X0,X2)))),
inference(cnf_transformation,[],[f13]) ).
tcf(c_62,plain,
! [X0: $i,X1: $i,X2: $i] : axiom(or(not(or(not(X0),X1)),or(not(or(X2,X0)),or(X2,X1)))),
inference(cnf_transformation,[],[f14]) ).
tcf(c_63,plain,
! [X0: $i] :
( theorem(X0)
| ~ axiom(X0) ),
inference(cnf_transformation,[],[f7]) ).
tcf(c_64,plain,
! [X0: $i,X1: $i] :
( theorem(X1)
| ~ theorem(X0)
| ~ theorem(or(not(X0),X1)) ),
inference(cnf_transformation,[],[f15]) ).
tcf(c_65,negated_conjecture,
~ theorem(or(not(or(not(p),or(not(p),q))),or(not(p),q))),
inference(cnf_transformation,[],[f16]) ).
tcf(c_94,plain,
! [X0: $i] : theorem(or(not(or(X0,X0)),X0)),
inference(resolution,[status(thm)],[c_63,c_58]) ).
tcf(c_99,plain,
! [X0: $i,X1: $i] : theorem(or(not(X0),or(X1,X0))),
inference(resolution,[status(thm)],[c_63,c_59]) ).
tcf(c_104,plain,
! [X0: $i,X1: $i] : theorem(or(not(or(X0,X1)),or(X1,X0))),
inference(resolution,[status(thm)],[c_63,c_60]) ).
tcf(c_109,plain,
! [X0: $i,X1: $i,X2: $i] : theorem(or(not(or(X0,or(X1,X2))),or(X1,or(X0,X2)))),
inference(resolution,[status(thm)],[c_63,c_61]) ).
tcf(c_114,plain,
! [X0: $i,X1: $i,X2: $i] : theorem(or(not(or(not(X0),X1)),or(not(or(X2,X0)),or(X2,X1)))),
inference(resolution,[status(thm)],[c_63,c_62]) ).
tcf(c_142,definition,
iPr_def_10 = not(p),
introduced(definition,[new_symbols(definition,[iPr_def_10])],[]) ).
tcf(c_143,definition,
iPr_def_11 = or(iPr_def_10,q),
introduced(definition,[new_symbols(definition,[iPr_def_11])],[]) ).
tcf(c_144,definition,
iPr_def_12 = or(iPr_def_10,iPr_def_11),
introduced(definition,[new_symbols(definition,[iPr_def_12])],[]) ).
tcf(c_145,definition,
iPr_def_13 = not(iPr_def_12),
introduced(definition,[new_symbols(definition,[iPr_def_13])],[]) ).
tcf(c_146,definition,
iPr_def_14 = or(iPr_def_13,iPr_def_11),
introduced(definition,[new_symbols(definition,[iPr_def_14])],[]) ).
tcf(c_147,negated_conjecture,
~ theorem(iPr_def_14),
inference(demodulation,[status(thm)],[c_65,c_143,c_142,c_144,c_145,c_146]) ).
tcf(c_264,plain,
! [X0: $i] : theorem(or(iPr_def_10,or(X0,p))),
inference(superposition,[status(thm)],[c_142,c_99]) ).
tcf(c_274,plain,
theorem(or(not(or(q,iPr_def_10)),iPr_def_11)),
inference(superposition,[status(thm)],[c_143,c_104]) ).
tcf(c_281,plain,
! [X0: $i] :
( theorem(X0)
| ~ theorem(or(X0,X0)) ),
inference(superposition,[status(thm)],[c_94,c_64]) ).
tcf(c_282,plain,
! [X0: $i,X1: $i] :
( theorem(or(X1,X0))
| ~ theorem(X0) ),
inference(superposition,[status(thm)],[c_99,c_64]) ).
tcf(c_283,plain,
! [X0: $i,X1: $i] :
( theorem(or(X1,X0))
| ~ theorem(or(X0,X1)) ),
inference(superposition,[status(thm)],[c_104,c_64]) ).
tcf(c_328,plain,
! [X0: $i] : theorem(or(not(or(X0,iPr_def_14)),or(iPr_def_13,or(X0,iPr_def_11)))),
inference(superposition,[status(thm)],[c_146,c_109]) ).
tcf(c_331,plain,
! [X0: $i] : theorem(or(not(or(iPr_def_13,or(X0,iPr_def_11))),or(X0,iPr_def_14))),
inference(superposition,[status(thm)],[c_146,c_109]) ).
tcf(c_332,plain,
! [X0: $i,X1: $i,X2: $i] :
( theorem(or(X1,or(X0,X2)))
| ~ theorem(or(X0,or(X1,X2))) ),
inference(superposition,[status(thm)],[c_109,c_64]) ).
tcf(c_468,plain,
! [X0: $i] : theorem(or(not(or(not(X0),iPr_def_11)),or(not(or(iPr_def_13,X0)),iPr_def_14))),
inference(superposition,[status(thm)],[c_146,c_114]) ).
tcf(c_469,plain,
! [X0: $i,X1: $i,X2: $i] :
( theorem(or(not(or(X2,X0)),or(X2,X1)))
| ~ theorem(or(not(X0),X1)) ),
inference(superposition,[status(thm)],[c_114,c_64]) ).
tcf(c_678,plain,
! [X0: $i] :
( theorem(or(iPr_def_13,or(X0,iPr_def_11)))
| ~ theorem(or(X0,iPr_def_14)) ),
inference(superposition,[status(thm)],[c_328,c_64]) ).
tcf(c_760,plain,
! [X0: $i] :
( theorem(or(X0,iPr_def_14))
| ~ theorem(or(iPr_def_13,or(X0,iPr_def_11))) ),
inference(superposition,[status(thm)],[c_331,c_64]) ).
tcf(c_836,plain,
! [X0: $i,X1: $i] : theorem(or(X0,or(not(or(or(X0,X1),or(X0,X1))),X1))),
inference(superposition,[status(thm)],[c_94,c_332]) ).
tcf(c_837,plain,
! [X0: $i,X1: $i] : theorem(or(X0,or(not(X1),X1))),
inference(superposition,[status(thm)],[c_99,c_332]) ).
tcf(c_838,plain,
! [X0: $i,X1: $i] : theorem(or(X0,or(not(or(X1,X0)),X1))),
inference(superposition,[status(thm)],[c_104,c_332]) ).
tcf(c_840,plain,
! [X0: $i,X1: $i,X2: $i] : theorem(or(not(or(X0,X1)),or(not(or(not(X1),X2)),or(X0,X2)))),
inference(superposition,[status(thm)],[c_114,c_332]) ).
tcf(c_841,plain,
! [X0: $i] : theorem(or(X0,or(iPr_def_10,p))),
inference(superposition,[status(thm)],[c_264,c_332]) ).
tcf(c_846,plain,
! [X0: $i,X1: $i,X2: $i] :
( theorem(or(X0,or(X2,X1)))
| ~ theorem(or(X0,X1)) ),
inference(superposition,[status(thm)],[c_282,c_332]) ).
tcf(c_986,plain,
! [X0: $i] :
( theorem(or(X0,iPr_def_14))
| ~ theorem(or(X0,iPr_def_11)) ),
inference(superposition,[status(thm)],[c_282,c_760]) ).
tcf(c_1031,plain,
theorem(or(iPr_def_10,p)),
inference(superposition,[status(thm)],[c_841,c_281]) ).
tcf(c_1036,plain,
theorem(or(p,iPr_def_10)),
inference(superposition,[status(thm)],[c_1031,c_283]) ).
tcf(c_1066,plain,
! [X0: $i] : theorem(or(not(X0),X0)),
inference(superposition,[status(thm)],[c_837,c_281]) ).
tcf(c_1079,plain,
! [X0: $i,X1: $i] : theorem(or(X0,or(not(or(X0,X1)),X1))),
inference(superposition,[status(thm)],[c_1066,c_332]) ).
tcf(c_1375,plain,
! [X0: $i,X1: $i] : theorem(or(or(not(or(X0,X1)),X0),X1)),
inference(superposition,[status(thm)],[c_838,c_283]) ).
tcf(c_1723,plain,
! [X0: $i] :
( theorem(or(not(or(iPr_def_13,X0)),iPr_def_14))
| ~ theorem(or(not(X0),iPr_def_11)) ),
inference(superposition,[status(thm)],[c_468,c_64]) ).
tcf(c_1956,plain,
! [X0: $i,X1: $i,X2: $i] :
( theorem(or(X2,X1))
| ~ theorem(or(X2,X0))
| ~ theorem(or(not(X0),X1)) ),
inference(superposition,[status(thm)],[c_469,c_64]) ).
tcf(c_2004,plain,
! [X0: $i] :
( theorem(iPr_def_14)
| ~ theorem(or(iPr_def_13,X0))
| ~ theorem(or(not(X0),iPr_def_11)) ),
inference(superposition,[status(thm)],[c_1723,c_64]) ).
tcf(c_2008,plain,
! [X0: $i] :
( ~ theorem(or(iPr_def_13,X0))
| ~ theorem(or(not(X0),iPr_def_11)) ),
inference(forward_subsumption_resolution,[status(thm)],[c_2004,c_147]) ).
tcf(c_2705,plain,
! [X0: $i] :
( theorem(or(X0,iPr_def_11))
| ~ theorem(or(X0,or(q,iPr_def_10))) ),
inference(superposition,[status(thm)],[c_274,c_1956]) ).
tcf(c_3328,plain,
! [X0: $i,X1: $i] :
( theorem(or(not(or(not(X0),X1)),X1))
| ~ theorem(X0) ),
inference(superposition,[status(thm)],[c_1079,c_64]) ).
tcf(c_3412,plain,
! [X0: $i] :
( ~ theorem(X0)
| ~ theorem(or(iPr_def_13,or(not(X0),iPr_def_11))) ),
inference(superposition,[status(thm)],[c_3328,c_2008]) ).
tcf(c_3502,plain,
! [X0: $i] :
( ~ theorem(X0)
| ~ theorem(or(not(X0),iPr_def_14)) ),
inference(superposition,[status(thm)],[c_678,c_3412]) ).
tcf(c_3866,plain,
! [X0: $i] : theorem(or(or(not(or(X0,iPr_def_11)),X0),iPr_def_14)),
inference(superposition,[status(thm)],[c_1375,c_986]) ).
tcf(c_4073,plain,
! [X0: $i,X1: $i] :
( theorem(or(not(or(or(not(X0),X1),or(not(X0),X1))),X1))
| ~ theorem(X0) ),
inference(superposition,[status(thm)],[c_836,c_64]) ).
tcf(c_4148,plain,
! [X0: $i] :
( ~ theorem(X0)
| ~ theorem(or(or(not(X0),iPr_def_14),or(not(X0),iPr_def_14))) ),
inference(superposition,[status(thm)],[c_4073,c_3502]) ).
tcf(c_5186,plain,
! [X0: $i,X1: $i,X2: $i] :
( theorem(or(not(or(not(X1),X2)),or(X0,X2)))
| ~ theorem(or(X0,X1)) ),
inference(superposition,[status(thm)],[c_840,c_64]) ).
tcf(c_5438,plain,
! [X0: $i] :
( ~ theorem(X0)
| ~ theorem(or(or(not(X0),iPr_def_14),iPr_def_14)) ),
inference(superposition,[status(thm)],[c_846,c_4148]) ).
tcf(c_5933,plain,
! [X0: $i,X1: $i] :
( theorem(or(not(or(iPr_def_10,X1)),or(X0,X1)))
| ~ theorem(or(X0,p)) ),
inference(superposition,[status(thm)],[c_142,c_5186]) ).
tcf(c_6077,plain,
! [X0: $i] : theorem(or(iPr_def_14,or(not(or(X0,iPr_def_11)),X0))),
inference(superposition,[status(thm)],[c_3866,c_283]) ).
tcf(c_6461,plain,
! [X0: $i] :
( theorem(or(not(iPr_def_12),or(X0,iPr_def_11)))
| ~ theorem(or(X0,p)) ),
inference(superposition,[status(thm)],[c_144,c_5933]) ).
tcf(c_6471,plain,
! [X0: $i] :
( theorem(or(iPr_def_13,or(X0,iPr_def_11)))
| ~ theorem(or(X0,p)) ),
inference(light_normalisation,[status(thm)],[c_6461,c_145]) ).
tcf(c_6497,plain,
! [X0: $i] :
( theorem(or(X0,iPr_def_14))
| ~ theorem(or(X0,p)) ),
inference(superposition,[status(thm)],[c_6471,c_760]) ).
tcf(c_7489,plain,
! [X0: $i] : theorem(or(not(or(X0,iPr_def_11)),or(iPr_def_14,X0))),
inference(superposition,[status(thm)],[c_6077,c_332]) ).
tcf(c_7565,plain,
! [X0: $i] : theorem(or(or(not(or(X0,p)),X0),iPr_def_14)),
inference(superposition,[status(thm)],[c_1375,c_6497]) ).
tcf(c_7918,plain,
! [X0: $i] :
( theorem(or(iPr_def_14,X0))
| ~ theorem(or(X0,iPr_def_11)) ),
inference(superposition,[status(thm)],[c_7489,c_64]) ).
tcf(c_7929,plain,
( theorem(or(iPr_def_14,p))
| ~ theorem(or(p,iPr_def_11)) ),
inference(instantiation,[status(thm)],[c_7918]) ).
tcf(c_8067,plain,
~ theorem(or(iPr_def_14,p)),
inference(superposition,[status(thm)],[c_7565,c_5438]) ).
tcf(c_12931,plain,
! [X0: $i] :
( theorem(or(X0,iPr_def_11))
| ~ theorem(or(X0,iPr_def_10)) ),
inference(superposition,[status(thm)],[c_846,c_2705]) ).
tcf(c_12983,plain,
( theorem(or(p,iPr_def_11))
| ~ theorem(or(p,iPr_def_10)) ),
inference(instantiation,[status(thm)],[c_12931]) ).
tcf(c_12984,plain,
$false,
inference(prop_impl_just,[status(thm)],[c_12983,c_8067,c_7929,c_1036]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : LCL259-3 : TPTP v9.3.1. Released v2.3.0.
% 0.00/0.04 % Command : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.36 % Computer : n009.cluster.edu
% 0.09/0.36 % Model : x86_64 x86_64
% 0.09/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.36 % Memory : 8046.5625MB
% 0.09/0.36 % OS : Linux 6.8.0-71-generic
% 0.09/0.36 % CPULimit : 300
% 0.09/0.36 % WCLimit : 300
% 0.09/0.36 % DateTime : Wed Sep 23 22:38:28 UTC 2026
% 0.09/0.37 % CPUTime :
% 0.09/0.37 Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.40 Running first-order theorem proving
% 0.09/0.40 Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.41
% 0.09/0.41 % ======== iProver multi-core TPTP/SMT =========
% 0.09/0.41
% 0.09/0.41 % Detected problem language: tptp
% 0.09/0.43 % Proving...
% 10.38/2.25 % SZS status Started for theBenchmark.p
% 10.38/2.25 % SZS status Unsatisfiable for theBenchmark.p
% 10.38/2.25
% 10.38/2.25 %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 10.38/2.25
% 10.38/2.25 % ------ iProver source info
% 10.38/2.25
% 10.38/2.25 % git: date: 2026-07-19 20:42:38 +0200
% 10.38/2.25 % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 10.38/2.25 % git: non_committed_changes: false
% 10.38/2.25
% 10.38/2.25 % ------ Parsing...% successful
% 10.38/2.25
% 10.38/2.25
% 10.38/2.25 % ------ Clausification by vclausify_rel & Parsing by iProver...%
% 10.38/2.25
% 10.38/2.25 % ------ Preprocessing... sf_s rm: 0 0s sf_e pe_s pe:1:0s pe_e sf_s rm: 0 0s sf_e pe_s pe_e %
% 10.38/2.25
% 10.38/2.25 % ------ Preprocessing... gs_s sp: 0 0s gs_e snvd_s sp: 0 0s snvd_e %
% 10.38/2.25
% 10.38/2.25 % ------ Preprocessing... sf_s rm: 1 0s sf_e sf_s rm: 0 0s sf_e
% 10.38/2.25 % ------ Proving...
% 10.38/2.25 % ------ Problem Properties
% 10.38/2.25
% 10.38/2.25 %
% 10.38/2.25 % clauses 12
% 10.38/2.25 % conjectures 1
% 10.38/2.25 % EPR 1
% 10.38/2.25 % Horn 12
% 10.38/2.25 % unary 11
% 10.38/2.25 % binary 0
% 10.38/2.25 % lits 14
% 10.38/2.25 % lits eq 5
% 10.38/2.25 % fd_pure 0
% 10.38/2.25 % fd_pseudo 0
% 10.38/2.25 % fd_cond 0
% 10.38/2.25 % fd_pseudo_cond 0
% 10.38/2.25 % AC symbols 0
% 10.38/2.25
% 10.38/2.25 % ------ Schedule dynamic 5 is on
% 10.38/2.25
% 10.38/2.25 % ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
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% 10.38/2.25
% 10.38/2.25 % ------
% 10.38/2.25 % Current options:
% 10.38/2.25 % ------
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% 10.38/2.25 % ------ Proving...
% 10.38/2.25 %
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% 10.38/2.25 % SZS status Unsatisfiable for theBenchmark.p
% 10.38/2.25
% 10.38/2.25 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
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% 10.38/2.25
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