TSTP Solution File: SWC045-1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SWC045-1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n026.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 : Fri May  3 03:11:00 EDT 2024

% Result   : Unsatisfiable 253.45s 34.24s
% Output   : CNFRefutation 253.45s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   25
% Syntax   : Number of clauses     :   74 (  19 unt;   8 nHn;  64 RR)
%            Number of literals    :  190 (  35 equ; 120 neg)
%            Maximal clause size   :    7 (   2 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :   11 (   9 usr;   3 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   5 con; 0-2 aty)
%            Number of variables   :   90 (   8 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_51,negated_conjecture,
    ssList(sk3),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_3) ).

cnf(c_53,negated_conjecture,
    sk2 = nil,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_5) ).

cnf(c_54,negated_conjecture,
    sk2 = sk4,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_6) ).

cnf(c_55,negated_conjecture,
    sk1 = sk3,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_7) ).

cnf(c_56,negated_conjecture,
    sk1 != nil,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_8) ).

cnf(c_57,negated_conjecture,
    ( ~ segmentP(sk4,app(app(cons(X0,nil),X1),cons(X0,nil)))
    | ~ ssList(X1)
    | ~ ssItem(X0)
    | memberP(sk3,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_9) ).

cnf(c_58,negated_conjecture,
    ( ~ memberP(sk3,X0)
    | ~ ssItem(X0)
    | ssList(sk5(X0)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_10) ).

cnf(c_59,negated_conjecture,
    ( ~ memberP(sk3,X0)
    | ~ ssItem(X0)
    | segmentP(sk4,app(app(cons(X0,nil),sk5(X0)),cons(X0,nil))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1_11) ).

cnf(c_67,plain,
    ssList(nil),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause8) ).

cnf(c_70,plain,
    ~ singletonP(nil),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause11) ).

cnf(c_110,plain,
    ssList(skaf45(X0,X1)),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause51) ).

cnf(c_119,plain,
    ( ~ ssList(X0)
    | frontsegP(X0,nil) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause60) ).

cnf(c_131,plain,
    ( ~ ssList(X0)
    | ssItem(X1)
    | duplicatefreeP(X0) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause72) ).

cnf(c_133,plain,
    ( ~ ssList(X0)
    | app(nil,X0) = X0 ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause74) ).

cnf(c_136,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssList(tl(X0)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause77) ).

cnf(c_137,plain,
    ( ~ ssList(X0)
    | X0 = nil
    | ssItem(hd(X0)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause78) ).

cnf(c_139,plain,
    ( ~ segmentP(nil,X0)
    | ~ ssList(X0)
    | X0 = nil ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause80) ).

cnf(c_144,plain,
    ( ~ ssList(X0)
    | ~ ssList(X1)
    | ssList(app(X1,X0)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause85) ).

cnf(c_145,plain,
    ( ~ ssList(X0)
    | ~ ssItem(X1)
    | ssList(cons(X1,X0)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause86) ).

cnf(c_163,plain,
    ( ~ ssList(X0)
    | cons(hd(X0),tl(X0)) = X0
    | X0 = nil ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause104) ).

cnf(c_175,plain,
    ( cons(X0,nil) != X1
    | ~ ssList(X1)
    | ~ ssItem(X0)
    | singletonP(X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause116) ).

cnf(c_178,plain,
    ( app(X0,X1) != nil
    | ~ ssList(X0)
    | ~ ssList(X1)
    | X1 = nil ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause119) ).

cnf(c_191,plain,
    ( ~ frontsegP(X0,X1)
    | ~ ssList(X0)
    | ~ ssList(X1)
    | app(X1,skaf45(X0,X1)) = X0 ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause132) ).

cnf(c_197,plain,
    ( X0 != X1
    | ~ ssList(X2)
    | ~ ssItem(X0)
    | ~ ssItem(X1)
    | memberP(cons(X1,X2),X0) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001-0.ax',clause138) ).

cnf(c_238,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/sandbox2/benchmark/Axioms/SWC001-0.ax',clause179) ).

cnf(c_249,plain,
    ( ~ ssList(cons(X0,nil))
    | ~ ssItem(X0)
    | singletonP(cons(X0,nil)) ),
    inference(unflattening,[status(thm)],[c_175]) ).

cnf(c_256,plain,
    ( ~ ssList(X0)
    | ~ ssItem(X1)
    | memberP(cons(X1,X0),X1) ),
    inference(unflattening,[status(thm)],[c_197]) ).

cnf(c_261,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_238]) ).

cnf(c_1534,plain,
    sk4 = nil,
    inference(light_normalisation,[status(thm)],[c_53,c_54]) ).

cnf(c_1537,plain,
    sk3 != nil,
    inference(light_normalisation,[status(thm)],[c_56,c_55]) ).

cnf(c_2068,plain,
    ( ~ memberP(sk3,X0)
    | ~ ssItem(X0)
    | segmentP(nil,app(app(cons(X0,nil),sk5(X0)),cons(X0,nil))) ),
    inference(light_normalisation,[status(thm)],[c_59,c_1534]) ).

cnf(c_2217,plain,
    ( ~ segmentP(nil,app(app(cons(X0,nil),X1),cons(X0,nil)))
    | ~ ssList(X1)
    | ~ ssItem(X0)
    | memberP(sk3,X0) ),
    inference(light_normalisation,[status(thm)],[c_57,c_1534]) ).

cnf(c_2565,plain,
    ( cons(X0,nil) != nil
    | ~ ssList(cons(X0,nil))
    | ~ ssItem(X0) ),
    inference(resolution_lifted,[status(thm)],[c_70,c_249]) ).

cnf(c_6355,plain,
    ( ssItem(X0)
    | ~ sP0_iProver_def ),
    inference(splitting,[splitting(split),new_symbols(definition,[sP0_iProver_def])],[c_131]) ).

cnf(c_6356,plain,
    ( duplicatefreeP(X0)
    | ~ ssList(X0)
    | ~ sP1_iProver_def ),
    inference(splitting,[splitting(split),new_symbols(definition,[sP1_iProver_def])],[c_131]) ).

cnf(c_6357,plain,
    ( sP0_iProver_def
    | sP1_iProver_def ),
    inference(splitting,[splitting(split),new_symbols(definition,[])],[c_131]) ).

cnf(c_8882,plain,
    ( ~ ssList(sk3)
    | sk3 = nil
    | ssList(tl(sk3)) ),
    inference(instantiation,[status(thm)],[c_136]) ).

cnf(c_8883,plain,
    ( ~ ssList(sk3)
    | sk3 = nil
    | ssItem(hd(sk3)) ),
    inference(instantiation,[status(thm)],[c_137]) ).

cnf(c_9041,plain,
    ( ~ ssList(cons(X0,X1))
    | ~ ssList(X2)
    | ssList(app(X2,cons(X0,X1))) ),
    inference(instantiation,[status(thm)],[c_144]) ).

cnf(c_10055,plain,
    ( ~ segmentP(nil,app(app(cons(X0,nil),X1),cons(X0,nil)))
    | ~ ssList(app(app(cons(X0,nil),X1),cons(X0,nil)))
    | app(app(cons(X0,nil),X1),cons(X0,nil)) = nil ),
    inference(instantiation,[status(thm)],[c_139]) ).

cnf(c_10259,plain,
    ( ~ ssItem(hd(sk3))
    | ~ ssList(X0)
    | ssList(cons(hd(sk3),X0)) ),
    inference(instantiation,[status(thm)],[c_145]) ).

cnf(c_10260,plain,
    ( ~ ssItem(hd(sk3))
    | ~ ssList(nil)
    | ssList(cons(hd(sk3),nil)) ),
    inference(instantiation,[status(thm)],[c_10259]) ).

cnf(c_29042,plain,
    ( ~ ssList(app(cons(X0,nil),X1))
    | ~ ssList(cons(X0,nil))
    | ssList(app(app(cons(X0,nil),X1),cons(X0,nil))) ),
    inference(instantiation,[status(thm)],[c_9041]) ).

cnf(c_29045,plain,
    ( ~ ssList(cons(hd(sk3),X0))
    | ~ ssList(X1)
    | ssList(app(X1,cons(hd(sk3),X0))) ),
    inference(instantiation,[status(thm)],[c_9041]) ).

cnf(c_29046,plain,
    ( ~ ssList(cons(hd(sk3),nil))
    | ~ ssList(nil)
    | ssList(app(nil,cons(hd(sk3),nil))) ),
    inference(instantiation,[status(thm)],[c_29045]) ).

cnf(c_39362,plain,
    ( ~ ssList(cons(X0,nil))
    | ~ ssList(X1)
    | ssList(app(cons(X0,nil),X1)) ),
    inference(instantiation,[status(thm)],[c_144]) ).

cnf(c_40518,plain,
    ( ~ ssList(app(X0,cons(hd(sk3),X1)))
    | ~ ssList(cons(hd(sk3),X2))
    | ssList(app(app(X0,cons(hd(sk3),X1)),cons(hd(sk3),X2))) ),
    inference(instantiation,[status(thm)],[c_29045]) ).

cnf(c_40519,plain,
    ( ~ ssList(app(app(X0,cons(hd(sk3),X1)),cons(hd(sk3),X2)))
    | ~ duplicatefreeP(app(app(X0,cons(hd(sk3),X1)),cons(hd(sk3),X2)))
    | ~ ssItem(hd(sk3))
    | ~ ssList(X0)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(instantiation,[status(thm)],[c_261]) ).

cnf(c_40520,plain,
    ( ~ ssList(app(nil,cons(hd(sk3),nil)))
    | ~ ssList(cons(hd(sk3),nil))
    | ssList(app(app(nil,cons(hd(sk3),nil)),cons(hd(sk3),nil))) ),
    inference(instantiation,[status(thm)],[c_40518]) ).

cnf(c_40521,plain,
    ( ~ ssList(app(app(nil,cons(hd(sk3),nil)),cons(hd(sk3),nil)))
    | ~ duplicatefreeP(app(app(nil,cons(hd(sk3),nil)),cons(hd(sk3),nil)))
    | ~ ssItem(hd(sk3))
    | ~ ssList(nil) ),
    inference(instantiation,[status(thm)],[c_40519]) ).

cnf(c_89854,plain,
    ( ~ ssList(app(app(X0,cons(hd(sk3),X1)),cons(hd(sk3),X2)))
    | ~ sP1_iProver_def
    | duplicatefreeP(app(app(X0,cons(hd(sk3),X1)),cons(hd(sk3),X2))) ),
    inference(instantiation,[status(thm)],[c_6356]) ).

cnf(c_89855,plain,
    ( ~ ssList(app(app(nil,cons(hd(sk3),nil)),cons(hd(sk3),nil)))
    | ~ sP1_iProver_def
    | duplicatefreeP(app(app(nil,cons(hd(sk3),nil)),cons(hd(sk3),nil))) ),
    inference(instantiation,[status(thm)],[c_89854]) ).

cnf(c_115495,plain,
    sP0_iProver_def,
    inference(global_subsumption_just,[status(thm)],[c_6357,c_51,c_67,c_1537,c_6357,c_8883,c_10260,c_29046,c_40520,c_40521,c_89855]) ).

cnf(c_115497,plain,
    ssItem(X0),
    inference(backward_subsumption_resolution,[status(thm)],[c_6355,c_115495]) ).

cnf(c_213388,plain,
    ( app(X0,cons(X1,X2)) != nil
    | ~ ssList(cons(X1,X2))
    | ~ ssList(X0)
    | cons(X1,X2) = nil ),
    inference(instantiation,[status(thm)],[c_178]) ).

cnf(c_218699,plain,
    ( app(app(cons(X0,nil),X1),cons(X0,nil)) != nil
    | ~ ssList(app(cons(X0,nil),X1))
    | ~ ssList(cons(X0,nil))
    | cons(X0,nil) = nil ),
    inference(instantiation,[status(thm)],[c_213388]) ).

cnf(c_280097,plain,
    ( ~ ssList(X0)
    | ssList(cons(X1,X0)) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_145,c_115497]) ).

cnf(c_280202,plain,
    app(nil,skaf45(X0,X1)) = skaf45(X0,X1),
    inference(superposition,[status(thm)],[c_110,c_133]) ).

cnf(c_281654,plain,
    ( ~ ssList(X0)
    | ~ ssList(nil)
    | app(nil,skaf45(X0,nil)) = X0 ),
    inference(superposition,[status(thm)],[c_119,c_191]) ).

cnf(c_281671,plain,
    ( ~ ssList(X0)
    | app(nil,skaf45(X0,nil)) = X0 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_281654,c_67]) ).

cnf(c_300827,plain,
    ( ~ ssList(X0)
    | skaf45(X0,nil) = X0 ),
    inference(demodulation,[status(thm)],[c_281671,c_280202]) ).

cnf(c_303015,plain,
    ( ~ ssList(X0)
    | skaf45(cons(X1,X0),nil) = cons(X1,X0) ),
    inference(superposition,[status(thm)],[c_280097,c_300827]) ).

cnf(c_303072,plain,
    skaf45(cons(X0,nil),nil) = cons(X0,nil),
    inference(superposition,[status(thm)],[c_67,c_303015]) ).

cnf(c_316894,plain,
    ssList(cons(X0,nil)),
    inference(superposition,[status(thm)],[c_303072,c_110]) ).

cnf(c_487738,plain,
    ( ~ memberP(sk3,X0)
    | segmentP(nil,app(app(cons(X0,nil),sk5(X0)),cons(X0,nil))) ),
    inference(global_subsumption_just,[status(thm)],[c_2068,c_51,c_67,c_1537,c_2068,c_6355,c_6357,c_8883,c_10260,c_29046,c_40520,c_40521,c_89855]) ).

cnf(c_487742,plain,
    ( ~ segmentP(nil,app(app(cons(X0,nil),X1),cons(X0,nil)))
    | ~ ssList(X1) ),
    inference(global_subsumption_just,[status(thm)],[c_2217,c_51,c_67,c_1537,c_2565,c_6355,c_6357,c_8883,c_10055,c_10260,c_29042,c_29046,c_39362,c_40520,c_40521,c_89855,c_218699,c_316894]) ).

cnf(c_487747,plain,
    ( ~ ssList(sk5(X0))
    | ~ memberP(sk3,X0) ),
    inference(superposition,[status(thm)],[c_487738,c_487742]) ).

cnf(c_487759,plain,
    ( ~ ssList(X0)
    | memberP(cons(X1,X0),X1) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_256,c_115497]) ).

cnf(c_487810,plain,
    ~ memberP(sk3,X0),
    inference(global_subsumption_just,[status(thm)],[c_487747,c_51,c_67,c_58,c_1537,c_6355,c_6357,c_8883,c_10260,c_29046,c_40520,c_40521,c_89855,c_487747]) ).

cnf(c_488536,plain,
    ( cons(hd(sk3),tl(sk3)) = sk3
    | sk3 = nil ),
    inference(superposition,[status(thm)],[c_51,c_163]) ).

cnf(c_488568,plain,
    cons(hd(sk3),tl(sk3)) = sk3,
    inference(forward_subsumption_resolution,[status(thm)],[c_488536,c_1537]) ).

cnf(c_488658,plain,
    ( ~ ssList(tl(sk3))
    | memberP(sk3,hd(sk3)) ),
    inference(superposition,[status(thm)],[c_488568,c_487759]) ).

cnf(c_488660,plain,
    ~ ssList(tl(sk3)),
    inference(forward_subsumption_resolution,[status(thm)],[c_488658,c_487810]) ).

cnf(c_488661,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_488660,c_8882,c_1537,c_51]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.10  % Problem  : SWC045-1 : TPTP v8.1.2. Released v2.4.0.
% 0.03/0.11  % Command  : run_iprover %s %d THM
% 0.11/0.32  % Computer : n026.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit : 300
% 0.11/0.32  % WCLimit  : 300
% 0.11/0.32  % DateTime : Thu May  2 23:43:51 EDT 2024
% 0.11/0.32  % CPUTime  : 
% 0.16/0.43  Running first-order theorem proving
% 0.16/0.43  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 253.45/34.24  % SZS status Started for theBenchmark.p
% 253.45/34.24  % SZS status Unsatisfiable for theBenchmark.p
% 253.45/34.24  
% 253.45/34.24  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 253.45/34.24  
% 253.45/34.24  ------  iProver source info
% 253.45/34.24  
% 253.45/34.24  git: date: 2024-05-02 19:28:25 +0000
% 253.45/34.24  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 253.45/34.24  git: non_committed_changes: false
% 253.45/34.24  
% 253.45/34.24  ------ Parsing...successful
% 253.45/34.24  
% 253.45/34.24  
% 253.45/34.24  
% 253.45/34.24  ------ Preprocessing... sup_sim: 11  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 
% 253.45/34.24  
% 253.45/34.24  ------ Preprocessing... gs_s  sp: 2 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 253.45/34.24  
% 253.45/34.24  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 253.45/34.24  ------ Proving...
% 253.45/34.24  ------ Problem Properties 
% 253.45/34.24  
% 253.45/34.24  
% 253.45/34.24  clauses                                 185
% 253.45/34.24  conjectures                             4
% 253.45/34.24  EPR                                     57
% 253.45/34.24  Horn                                    157
% 253.45/34.24  unary                                   63
% 253.45/34.24  binary                                  21
% 253.45/34.24  lits                                    556
% 253.45/34.24  lits eq                                 73
% 253.45/34.24  fd_pure                                 0
% 253.45/34.24  fd_pseudo                               0
% 253.45/34.24  fd_cond                                 15
% 253.45/34.24  fd_pseudo_cond                          14
% 253.45/34.24  AC symbols                              0
% 253.45/34.24  
% 253.45/34.24  ------ Input Options Time Limit: Unbounded
% 253.45/34.24  
% 253.45/34.24  
% 253.45/34.24  ------ 
% 253.45/34.24  Current options:
% 253.45/34.24  ------ 
% 253.45/34.24  
% 253.45/34.24  
% 253.45/34.24  
% 253.45/34.24  
% 253.45/34.24  ------ Proving...
% 253.45/34.24  
% 253.45/34.24  
% 253.45/34.24  % SZS status Unsatisfiable for theBenchmark.p
% 253.45/34.24  
% 253.45/34.24  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 253.45/34.24  
% 253.45/34.25  
%------------------------------------------------------------------------------