TSTP Solution File: SWC226-1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SWC226-1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n002.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Aug 31 20:41:49 EDT 2023

% Result   : Unsatisfiable 162.43s 22.40s
% Output   : CNFRefutation 162.43s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   21
%            Number of leaves      :   20
% Syntax   : Number of clauses     :   82 (  28 unt;   6 nHn;  71 RR)
%            Number of literals    :  193 (  43 equ; 116 neg)
%            Maximal clause size   :    7 (   2 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    8 (   6 usr;   3 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   5 con; 0-3 aty)
%            Number of variables   :   94 (  11 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_49,negated_conjecture,
    ssList(sk1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_1) ).

cnf(c_52,negated_conjecture,
    ssList(sk4),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_4) ).

cnf(c_54,negated_conjecture,
    sk1 = sk3,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_6) ).

cnf(c_55,negated_conjecture,
    sk1 != nil,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_7) ).

cnf(c_57,negated_conjecture,
    ( app(app(X0,cons(X1,nil)),X2) != sk1
    | ~ ssList(X0)
    | ~ ssList(X2)
    | ~ ssItem(X1)
    | memberP(X0,sk5(X2,X0,X1)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_9) ).

cnf(c_61,negated_conjecture,
    ssList(sk6),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_13) ).

cnf(c_62,negated_conjecture,
    app(sk3,sk6) = sk4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1_14) ).

cnf(c_73,plain,
    ssList(nil),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause8) ).

cnf(c_78,plain,
    ssList(skaf82(X0)),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause13) ).

cnf(c_136,plain,
    ( ~ memberP(nil,X0)
    | ~ ssItem(X0) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause71) ).

cnf(c_137,plain,
    ( ~ ssList(X0)
    | ssItem(X1)
    | duplicatefreeP(X0) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause72) ).

cnf(c_139,plain,
    ( ~ ssList(X0)
    | app(nil,X0) = X0 ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause74) ).

cnf(c_143,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssItem(hd(X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause78) ).

cnf(c_150,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ssList(app(X1,X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause85) ).

cnf(c_151,plain,
    ( ~ ssList(X0)
    | ~ ssItem(X1)
    | ssList(cons(X1,X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause86) ).

cnf(c_162,plain,
    ( ~ ssList(X0)
    | ~ ssItem(X1)
    | hd(cons(X1,X0)) = X1 ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause97) ).

cnf(c_174,plain,
    ( ~ ssList(X0)
    | cons(skaf83(X0),skaf82(X0)) = X0
    | X0 = nil ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause109) ).

cnf(c_185,plain,
    ( ~ ssList(X0)
    | ~ ssItem(X1)
    | app(cons(X1,nil),X0) = cons(X1,X0) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause120) ).

cnf(c_214,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | app(app(X2,X1),X0) = app(X2,app(X1,X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause149) ).

cnf(c_244,plain,
    ( app(app(X0,cons(X1,X2)),cons(X1,X3)) != X4
    | ~ ssList(X0)
    | ~ ssList(X2)
    | ~ ssList(X3)
    | ~ ssList(X4)
    | ~ ssItem(X1)
    | ~ duplicatefreeP(X4) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001-0.ax',clause179) ).

cnf(c_267,plain,
    ( ~ ssList(app(app(X0,cons(X1,X2)),cons(X1,X3)))
    | ~ duplicatefreeP(app(app(X0,cons(X1,X2)),cons(X1,X3)))
    | ~ ssList(X0)
    | ~ ssList(X2)
    | ~ ssList(X3)
    | ~ ssItem(X1) ),
    inference(unflattening,[status(thm)],[c_244]) ).

cnf(c_1625,plain,
    app(sk1,sk6) = sk4,
    inference(light_normalisation,[status(thm)],[c_62,c_54]) ).

cnf(c_6550,plain,
    ( ssItem(X0)
    | ~ sP0_iProver_split ),
    inference(splitting,[splitting(split),new_symbols(definition,[sP0_iProver_split])],[c_137]) ).

cnf(c_6551,plain,
    ( duplicatefreeP(X0)
    | ~ ssList(X0)
    | ~ sP1_iProver_split ),
    inference(splitting,[splitting(split),new_symbols(definition,[sP1_iProver_split])],[c_137]) ).

cnf(c_6552,plain,
    ( sP0_iProver_split
    | sP1_iProver_split ),
    inference(splitting,[splitting(split),new_symbols(definition,[])],[c_137]) ).

cnf(c_9182,plain,
    ( ~ ssList(sk1)
    | sk1 = nil
    | ssItem(hd(sk1)) ),
    inference(instantiation,[status(thm)],[c_143]) ).

cnf(c_9540,plain,
    ( ~ ssList(cons(X0,X1))
    | ~ ssList(X2)
    | ssList(app(X2,cons(X0,X1))) ),
    inference(instantiation,[status(thm)],[c_150]) ).

cnf(c_11268,plain,
    ( ~ ssList(app(X0,cons(X1,X2)))
    | ~ ssList(cons(X1,X3))
    | ssList(app(app(X0,cons(X1,X2)),cons(X1,X3))) ),
    inference(instantiation,[status(thm)],[c_9540]) ).

cnf(c_13690,plain,
    ( ~ ssItem(hd(sk1))
    | ~ ssList(X0)
    | ssList(cons(hd(sk1),X0)) ),
    inference(instantiation,[status(thm)],[c_151]) ).

cnf(c_13691,plain,
    ( ~ ssItem(hd(sk1))
    | ~ ssList(nil)
    | ssList(cons(hd(sk1),nil)) ),
    inference(instantiation,[status(thm)],[c_13690]) ).

cnf(c_23176,plain,
    ( ~ ssList(cons(hd(sk1),X0))
    | ~ ssList(X1)
    | ssList(app(X1,cons(hd(sk1),X0))) ),
    inference(instantiation,[status(thm)],[c_9540]) ).

cnf(c_23179,plain,
    ( ~ ssList(cons(hd(sk1),nil))
    | ~ ssList(nil)
    | ssList(app(nil,cons(hd(sk1),nil))) ),
    inference(instantiation,[status(thm)],[c_23176]) ).

cnf(c_23205,plain,
    ( ~ ssList(app(X0,cons(hd(sk1),X1)))
    | ~ ssList(cons(hd(sk1),X2))
    | ssList(app(app(X0,cons(hd(sk1),X1)),cons(hd(sk1),X2))) ),
    inference(instantiation,[status(thm)],[c_11268]) ).

cnf(c_23206,plain,
    ( ~ ssList(app(nil,cons(hd(sk1),nil)))
    | ~ ssList(cons(hd(sk1),nil))
    | ssList(app(app(nil,cons(hd(sk1),nil)),cons(hd(sk1),nil))) ),
    inference(instantiation,[status(thm)],[c_23205]) ).

cnf(c_25970,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | app(app(X1,sk1),X0) = app(X1,app(sk1,X0)) ),
    inference(superposition,[status(thm)],[c_49,c_214]) ).

cnf(c_33752,plain,
    ( ~ ssList(X0)
    | app(app(sk6,sk1),X0) = app(sk6,app(sk1,X0)) ),
    inference(superposition,[status(thm)],[c_61,c_25970]) ).

cnf(c_38876,plain,
    app(app(sk6,sk1),sk6) = app(sk6,app(sk1,sk6)),
    inference(superposition,[status(thm)],[c_61,c_33752]) ).

cnf(c_40036,plain,
    app(app(sk6,sk1),sk6) = app(sk6,sk4),
    inference(light_normalisation,[status(thm)],[c_38876,c_1625]) ).

cnf(c_40037,plain,
    ( ~ ssList(app(sk6,sk1))
    | ~ ssList(sk6)
    | ssList(app(sk6,sk4)) ),
    inference(superposition,[status(thm)],[c_40036,c_150]) ).

cnf(c_40057,plain,
    ( ~ ssList(app(sk6,sk1))
    | ssList(app(sk6,sk4)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_40037,c_61]) ).

cnf(c_40142,plain,
    ( ~ ssList(sk1)
    | ~ ssList(sk6)
    | ssList(app(sk6,sk4)) ),
    inference(superposition,[status(thm)],[c_150,c_40057]) ).

cnf(c_40143,plain,
    ssList(app(sk6,sk4)),
    inference(forward_subsumption_resolution,[status(thm)],[c_40142,c_61,c_49]) ).

cnf(c_41127,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ~ sP1_iProver_split
    | duplicatefreeP(app(X1,X0)) ),
    inference(superposition,[status(thm)],[c_150,c_6551]) ).

cnf(c_42928,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | app(app(X1,sk1),X0) = app(X1,app(sk1,X0)) ),
    inference(superposition,[status(thm)],[c_49,c_214]) ).

cnf(c_42929,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | app(app(X1,sk4),X0) = app(X1,app(sk4,X0)) ),
    inference(superposition,[status(thm)],[c_52,c_214]) ).

cnf(c_54057,plain,
    ( ~ ssList(X0)
    | app(app(sk6,sk1),X0) = app(sk6,app(sk1,X0)) ),
    inference(superposition,[status(thm)],[c_61,c_42928]) ).

cnf(c_59500,plain,
    app(app(sk6,sk1),sk6) = app(sk6,app(sk1,sk6)),
    inference(superposition,[status(thm)],[c_61,c_54057]) ).

cnf(c_60915,plain,
    app(app(sk6,sk1),sk6) = app(sk6,sk4),
    inference(light_normalisation,[status(thm)],[c_59500,c_1625]) ).

cnf(c_60917,plain,
    ( ~ ssList(app(sk6,sk1))
    | ~ ssList(sk6)
    | ssList(app(sk6,sk4)) ),
    inference(superposition,[status(thm)],[c_60915,c_150]) ).

cnf(c_60937,plain,
    ( ~ ssList(app(sk6,sk1))
    | ssList(app(sk6,sk4)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_60917,c_61]) ).

cnf(c_61061,plain,
    ssList(app(sk6,sk4)),
    inference(global_subsumption_just,[status(thm)],[c_60937,c_40143]) ).

cnf(c_65590,plain,
    ( ~ ssList(X0)
    | app(app(sk6,sk4),X0) = app(sk6,app(sk4,X0)) ),
    inference(superposition,[status(thm)],[c_61,c_42929]) ).

cnf(c_72967,plain,
    app(app(sk6,sk4),sk1) = app(sk6,app(sk4,sk1)),
    inference(superposition,[status(thm)],[c_49,c_65590]) ).

cnf(c_73472,plain,
    ( ~ ssList(app(sk6,sk4))
    | ~ ssList(sk1)
    | ~ sP1_iProver_split
    | duplicatefreeP(app(sk6,app(sk4,sk1))) ),
    inference(superposition,[status(thm)],[c_72967,c_41127]) ).

cnf(c_73495,plain,
    ( ~ sP1_iProver_split
    | duplicatefreeP(app(sk6,app(sk4,sk1))) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_73472,c_49,c_61061]) ).

cnf(c_76178,plain,
    ( ~ ssList(app(app(X0,cons(hd(sk1),X1)),cons(hd(sk1),X2)))
    | ~ duplicatefreeP(app(app(X0,cons(hd(sk1),X1)),cons(hd(sk1),X2)))
    | ~ ssItem(hd(sk1))
    | ~ ssList(X0)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(instantiation,[status(thm)],[c_267]) ).

cnf(c_76179,plain,
    ( ~ ssList(app(app(nil,cons(hd(sk1),nil)),cons(hd(sk1),nil)))
    | ~ duplicatefreeP(app(app(nil,cons(hd(sk1),nil)),cons(hd(sk1),nil)))
    | ~ ssItem(hd(sk1))
    | ~ ssList(nil) ),
    inference(instantiation,[status(thm)],[c_76178]) ).

cnf(c_78937,plain,
    ( ~ ssList(app(app(X0,cons(hd(sk1),X1)),cons(hd(sk1),X2)))
    | ~ sP1_iProver_split
    | duplicatefreeP(app(app(X0,cons(hd(sk1),X1)),cons(hd(sk1),X2))) ),
    inference(instantiation,[status(thm)],[c_6551]) ).

cnf(c_78940,plain,
    ( ~ ssList(app(app(nil,cons(hd(sk1),nil)),cons(hd(sk1),nil)))
    | ~ sP1_iProver_split
    | duplicatefreeP(app(app(nil,cons(hd(sk1),nil)),cons(hd(sk1),nil))) ),
    inference(instantiation,[status(thm)],[c_78937]) ).

cnf(c_97865,plain,
    ~ sP1_iProver_split,
    inference(global_subsumption_just,[status(thm)],[c_73495,c_49,c_73,c_55,c_9182,c_13691,c_23179,c_23206,c_76179,c_78940]) ).

cnf(c_97867,plain,
    sP0_iProver_split,
    inference(backward_subsumption_resolution,[status(thm)],[c_6552,c_97865]) ).

cnf(c_97903,plain,
    ssItem(X0),
    inference(backward_subsumption_resolution,[status(thm)],[c_6550,c_97867]) ).

cnf(c_98617,plain,
    ( app(app(X0,cons(X1,nil)),X2) != sk1
    | ~ ssList(X0)
    | ~ ssList(X2)
    | memberP(X0,sk5(X2,X0,X1)) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_57,c_97903]) ).

cnf(c_109790,plain,
    ~ memberP(nil,X0),
    inference(backward_subsumption_resolution,[status(thm)],[c_136,c_97903]) ).

cnf(c_203175,plain,
    ( ~ ssList(X2)
    | ~ ssList(X0)
    | app(app(X0,cons(X1,nil)),X2) != sk1
    | memberP(X0,sk5(X2,X0,X1)) ),
    inference(global_subsumption_just,[status(thm)],[c_57,c_98617]) ).

cnf(c_203176,negated_conjecture,
    ( app(app(X0,cons(X1,nil)),X2) != sk1
    | ~ ssList(X0)
    | ~ ssList(X2)
    | memberP(X0,sk5(X2,X0,X1)) ),
    inference(renaming,[status(thm)],[c_203175]) ).

cnf(c_203214,plain,
    ( ~ ssList(X0)
    | app(cons(X1,nil),X0) = cons(X1,X0) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_185,c_97903]) ).

cnf(c_203224,plain,
    ( ~ ssList(X0)
    | hd(cons(X1,X0)) = X1 ),
    inference(backward_subsumption_resolution,[status(thm)],[c_162,c_97903]) ).

cnf(c_203226,plain,
    ( ~ ssList(X0)
    | ssList(cons(X1,X0)) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_151,c_97903]) ).

cnf(c_203293,plain,
    hd(cons(X0,skaf82(X1))) = X0,
    inference(superposition,[status(thm)],[c_78,c_203224]) ).

cnf(c_203366,plain,
    app(cons(X0,nil),skaf82(X1)) = cons(X0,skaf82(X1)),
    inference(superposition,[status(thm)],[c_78,c_203214]) ).

cnf(c_204409,plain,
    ( ~ ssList(X0)
    | app(nil,cons(X1,X0)) = cons(X1,X0) ),
    inference(superposition,[status(thm)],[c_203226,c_139]) ).

cnf(c_205230,plain,
    ( cons(skaf83(sk1),skaf82(sk1)) = sk1
    | sk1 = nil ),
    inference(superposition,[status(thm)],[c_49,c_174]) ).

cnf(c_205278,plain,
    cons(skaf83(sk1),skaf82(sk1)) = sk1,
    inference(forward_subsumption_resolution,[status(thm)],[c_205230,c_55]) ).

cnf(c_209978,plain,
    skaf83(sk1) = hd(sk1),
    inference(superposition,[status(thm)],[c_205278,c_203293]) ).

cnf(c_210014,plain,
    cons(hd(sk1),skaf82(sk1)) = sk1,
    inference(demodulation,[status(thm)],[c_205278,c_209978]) ).

cnf(c_262503,plain,
    app(nil,cons(X0,nil)) = cons(X0,nil),
    inference(superposition,[status(thm)],[c_73,c_204409]) ).

cnf(c_350907,plain,
    ( app(cons(X0,nil),X1) != sk1
    | ~ ssList(X1)
    | ~ ssList(nil)
    | memberP(nil,sk5(X1,nil,X0)) ),
    inference(superposition,[status(thm)],[c_262503,c_203176]) ).

cnf(c_350930,plain,
    ( app(cons(X0,nil),X1) != sk1
    | ~ ssList(X1) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_350907,c_109790,c_73]) ).

cnf(c_351160,plain,
    ( cons(X0,skaf82(X1)) != sk1
    | ~ ssList(skaf82(X1)) ),
    inference(superposition,[status(thm)],[c_203366,c_350930]) ).

cnf(c_351205,plain,
    cons(X0,skaf82(X1)) != sk1,
    inference(forward_subsumption_resolution,[status(thm)],[c_351160,c_78]) ).

cnf(c_351209,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[c_210014,c_351205]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SWC226-1 : TPTP v8.1.2. Released v2.4.0.
% 0.00/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.34  % Computer : n002.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Mon Aug 28 18:11:49 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.21/0.50  Running first-order theorem proving
% 0.21/0.50  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 162.43/22.40  % SZS status Started for theBenchmark.p
% 162.43/22.40  % SZS status Unsatisfiable for theBenchmark.p
% 162.43/22.40  
% 162.43/22.40  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 162.43/22.40  
% 162.43/22.40  ------  iProver source info
% 162.43/22.40  
% 162.43/22.40  git: date: 2023-05-31 18:12:56 +0000
% 162.43/22.40  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 162.43/22.40  git: non_committed_changes: false
% 162.43/22.40  git: last_make_outside_of_git: false
% 162.43/22.40  
% 162.43/22.40  ------ Parsing...successful
% 162.43/22.40  
% 162.43/22.40  
% 162.43/22.40  
% 162.43/22.40  ------ Preprocessing... sup_sim: 8  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe_e  sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe_e 
% 162.43/22.40  
% 162.43/22.40  ------ Preprocessing... gs_s  sp: 2 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 162.43/22.40  
% 162.43/22.40  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 162.43/22.40  ------ Proving...
% 162.43/22.40  ------ Problem Properties 
% 162.43/22.40  
% 162.43/22.40  
% 162.43/22.40  clauses                                 191
% 162.43/22.40  conjectures                             11
% 162.43/22.40  EPR                                     59
% 162.43/22.40  Horn                                    163
% 162.43/22.40  unary                                   66
% 162.43/22.40  binary                                  21
% 162.43/22.40  lits                                    581
% 162.43/22.40  lits eq                                 80
% 162.43/22.41  fd_pure                                 0
% 162.43/22.41  fd_pseudo                               0
% 162.43/22.41  fd_cond                                 15
% 162.43/22.41  fd_pseudo_cond                          14
% 162.43/22.41  AC symbols                              0
% 162.43/22.41  
% 162.43/22.41  ------ Input Options Time Limit: Unbounded
% 162.43/22.41  
% 162.43/22.41  
% 162.43/22.41  ------ 
% 162.43/22.41  Current options:
% 162.43/22.41  ------ 
% 162.43/22.41  
% 162.43/22.41  
% 162.43/22.41  
% 162.43/22.41  
% 162.43/22.41  ------ Proving...
% 162.43/22.41  
% 162.43/22.41  
% 162.43/22.41  % SZS status Unsatisfiable for theBenchmark.p
% 162.43/22.41  
% 162.43/22.41  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 162.43/22.41  
% 162.43/22.43  
%------------------------------------------------------------------------------