TSTP Solution File: SWC017+1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SWC017+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n004.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 03:10:53 EDT 2024

% Result   : Theorem 3.88s 1.16s
% Output   : CNFRefutation 3.88s
% Verified : 
% SZS Type : ERROR: Analysing output (Could not find formula named f595)

% Comments : 
%------------------------------------------------------------------------------
fof(f17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax17) ).

fof(f42,axiom,
    ! [X0] :
      ( ssList(X0)
     => frontsegP(X0,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax42) ).

fof(f46,axiom,
    ! [X0] :
      ( ssList(X0)
     => ( frontsegP(nil,X0)
      <=> nil = X0 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax46) ).

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( ( ( ~ frontsegP(X3,X2)
                      | ~ neq(X2,nil) )
                    & ( nil != X2
                      | nil != X3 ) )
                  | ( ( ? [X4] :
                          ( frontsegP(X0,X4)
                          & frontsegP(X1,X4)
                          & neq(X4,nil)
                          & ssList(X4) )
                      | ~ neq(X1,nil) )
                    & ( nil = X0
                      | nil != X1 ) )
                  | X0 != X2
                  | X1 != X3
                  | ~ ssList(X3) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1) ).

fof(f97,negated_conjecture,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ( ( ~ frontsegP(X3,X2)
                        | ~ neq(X2,nil) )
                      & ( nil != X2
                        | nil != X3 ) )
                    | ( ( ? [X4] :
                            ( frontsegP(X0,X4)
                            & frontsegP(X1,X4)
                            & neq(X4,nil)
                            & ssList(X4) )
                        | ~ neq(X1,nil) )
                      & ( nil = X0
                        | nil != X1 ) )
                    | X0 != X2
                    | X1 != X3
                    | ~ ssList(X3) ) ) ) ),
    inference(negated_conjecture,[],[f96]) ).

fof(f153,plain,
    ! [X0] :
      ( frontsegP(X0,X0)
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f42]) ).

fof(f158,plain,
    ! [X0] :
      ( ( frontsegP(nil,X0)
      <=> nil = X0 )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f46]) ).

fof(f221,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( frontsegP(X3,X2)
                      & neq(X2,nil) )
                    | ( nil = X2
                      & nil = X3 ) )
                  & ( ( ! [X4] :
                          ( ~ frontsegP(X0,X4)
                          | ~ frontsegP(X1,X4)
                          | ~ neq(X4,nil)
                          | ~ ssList(X4) )
                      & neq(X1,nil) )
                    | ( nil != X0
                      & nil = X1 ) )
                  & X0 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f97]) ).

fof(f327,plain,
    ! [X0] :
      ( ( ( frontsegP(nil,X0)
          | nil != X0 )
        & ( nil = X0
          | ~ frontsegP(nil,X0) ) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f158]) ).

fof(f342,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ( ( frontsegP(X3,X2)
                        & neq(X2,nil) )
                      | ( nil = X2
                        & nil = X3 ) )
                    & ( ( ! [X4] :
                            ( ~ frontsegP(X0,X4)
                            | ~ frontsegP(X1,X4)
                            | ~ neq(X4,nil)
                            | ~ ssList(X4) )
                        & neq(X1,nil) )
                      | ( nil != X0
                        & nil = X1 ) )
                    & X0 = X2
                    & X1 = X3
                    & ssList(X3) )
                & ssList(X2) )
            & ssList(X1) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( frontsegP(X3,X2)
                      & neq(X2,nil) )
                    | ( nil = X2
                      & nil = X3 ) )
                  & ( ( ! [X4] :
                          ( ~ frontsegP(sK53,X4)
                          | ~ frontsegP(X1,X4)
                          | ~ neq(X4,nil)
                          | ~ ssList(X4) )
                      & neq(X1,nil) )
                    | ( nil != sK53
                      & nil = X1 ) )
                  & sK53 = X2
                  & X1 = X3
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(sK53) ) ),
    introduced(choice_axiom,[]) ).

fof(f343,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ( ( frontsegP(X3,X2)
                    & neq(X2,nil) )
                  | ( nil = X2
                    & nil = X3 ) )
                & ( ( ! [X4] :
                        ( ~ frontsegP(sK53,X4)
                        | ~ frontsegP(X1,X4)
                        | ~ neq(X4,nil)
                        | ~ ssList(X4) )
                    & neq(X1,nil) )
                  | ( nil != sK53
                    & nil = X1 ) )
                & sK53 = X2
                & X1 = X3
                & ssList(X3) )
            & ssList(X2) )
        & ssList(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( ( frontsegP(X3,X2)
                  & neq(X2,nil) )
                | ( nil = X2
                  & nil = X3 ) )
              & ( ( ! [X4] :
                      ( ~ frontsegP(sK53,X4)
                      | ~ frontsegP(sK54,X4)
                      | ~ neq(X4,nil)
                      | ~ ssList(X4) )
                  & neq(sK54,nil) )
                | ( nil != sK53
                  & nil = sK54 ) )
              & sK53 = X2
              & sK54 = X3
              & ssList(X3) )
          & ssList(X2) )
      & ssList(sK54) ) ),
    introduced(choice_axiom,[]) ).

fof(f344,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( ( frontsegP(X3,X2)
                & neq(X2,nil) )
              | ( nil = X2
                & nil = X3 ) )
            & ( ( ! [X4] :
                    ( ~ frontsegP(sK53,X4)
                    | ~ frontsegP(sK54,X4)
                    | ~ neq(X4,nil)
                    | ~ ssList(X4) )
                & neq(sK54,nil) )
              | ( nil != sK53
                & nil = sK54 ) )
            & sK53 = X2
            & sK54 = X3
            & ssList(X3) )
        & ssList(X2) )
   => ( ? [X3] :
          ( ( ( frontsegP(X3,sK55)
              & neq(sK55,nil) )
            | ( nil = sK55
              & nil = X3 ) )
          & ( ( ! [X4] :
                  ( ~ frontsegP(sK53,X4)
                  | ~ frontsegP(sK54,X4)
                  | ~ neq(X4,nil)
                  | ~ ssList(X4) )
              & neq(sK54,nil) )
            | ( nil != sK53
              & nil = sK54 ) )
          & sK53 = sK55
          & sK54 = X3
          & ssList(X3) )
      & ssList(sK55) ) ),
    introduced(choice_axiom,[]) ).

fof(f345,plain,
    ( ? [X3] :
        ( ( ( frontsegP(X3,sK55)
            & neq(sK55,nil) )
          | ( nil = sK55
            & nil = X3 ) )
        & ( ( ! [X4] :
                ( ~ frontsegP(sK53,X4)
                | ~ frontsegP(sK54,X4)
                | ~ neq(X4,nil)
                | ~ ssList(X4) )
            & neq(sK54,nil) )
          | ( nil != sK53
            & nil = sK54 ) )
        & sK53 = sK55
        & sK54 = X3
        & ssList(X3) )
   => ( ( ( frontsegP(sK56,sK55)
          & neq(sK55,nil) )
        | ( nil = sK55
          & nil = sK56 ) )
      & ( ( ! [X4] :
              ( ~ frontsegP(sK53,X4)
              | ~ frontsegP(sK54,X4)
              | ~ neq(X4,nil)
              | ~ ssList(X4) )
          & neq(sK54,nil) )
        | ( nil != sK53
          & nil = sK54 ) )
      & sK53 = sK55
      & sK54 = sK56
      & ssList(sK56) ) ),
    introduced(choice_axiom,[]) ).

fof(f346,plain,
    ( ( ( frontsegP(sK56,sK55)
        & neq(sK55,nil) )
      | ( nil = sK55
        & nil = sK56 ) )
    & ( ( ! [X4] :
            ( ~ frontsegP(sK53,X4)
            | ~ frontsegP(sK54,X4)
            | ~ neq(X4,nil)
            | ~ ssList(X4) )
        & neq(sK54,nil) )
      | ( nil != sK53
        & nil = sK54 ) )
    & sK53 = sK55
    & sK54 = sK56
    & ssList(sK56)
    & ssList(sK55)
    & ssList(sK54)
    & ssList(sK53) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK53,sK54,sK55,sK56])],[f221,f345,f344,f343,f342]) ).

fof(f439,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f473,plain,
    ! [X0] :
      ( frontsegP(X0,X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f153]) ).

fof(f479,plain,
    ! [X0] :
      ( nil = X0
      | ~ frontsegP(nil,X0)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f327]) ).

fof(f546,plain,
    ssList(sK53),
    inference(cnf_transformation,[],[f346]) ).

fof(f550,plain,
    sK54 = sK56,
    inference(cnf_transformation,[],[f346]) ).

fof(f551,plain,
    sK53 = sK55,
    inference(cnf_transformation,[],[f346]) ).

fof(f553,plain,
    ( neq(sK54,nil)
    | nil != sK53 ),
    inference(cnf_transformation,[],[f346]) ).

fof(f554,plain,
    ! [X4] :
      ( ~ frontsegP(sK53,X4)
      | ~ frontsegP(sK54,X4)
      | ~ neq(X4,nil)
      | ~ ssList(X4)
      | nil = sK54 ),
    inference(cnf_transformation,[],[f346]) ).

fof(f556,plain,
    ( neq(sK55,nil)
    | nil = sK56 ),
    inference(cnf_transformation,[],[f346]) ).

fof(f558,plain,
    ( frontsegP(sK56,sK55)
    | nil = sK56 ),
    inference(cnf_transformation,[],[f346]) ).

fof(f559,plain,
    ( frontsegP(sK56,sK55)
    | nil = sK55 ),
    inference(cnf_transformation,[],[f346]) ).

fof(f561,plain,
    ! [X4] :
      ( ~ frontsegP(sK55,X4)
      | ~ frontsegP(sK56,X4)
      | ~ neq(X4,nil)
      | ~ ssList(X4)
      | nil = sK56 ),
    inference(definition_unfolding,[],[f554,f551,f550,f550]) ).

fof(f562,plain,
    ( neq(sK56,nil)
    | nil != sK55 ),
    inference(definition_unfolding,[],[f553,f550,f551]) ).

fof(f565,plain,
    ssList(sK55),
    inference(definition_unfolding,[],[f546,f551]) ).

cnf(c_139,plain,
    ( ~ neq(X0,X0)
    | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f595]) ).

cnf(c_141,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f439]) ).

cnf(c_175,plain,
    ( ~ ssList(X0)
    | frontsegP(X0,X0) ),
    inference(cnf_transformation,[],[f473]) ).

cnf(c_182,plain,
    ( ~ frontsegP(nil,X0)
    | ~ ssList(X0)
    | X0 = nil ),
    inference(cnf_transformation,[],[f479]) ).

cnf(c_246,negated_conjecture,
    ( nil = sK55
    | frontsegP(sK56,sK55) ),
    inference(cnf_transformation,[],[f559]) ).

cnf(c_247,negated_conjecture,
    ( nil = sK56
    | frontsegP(sK56,sK55) ),
    inference(cnf_transformation,[],[f558]) ).

cnf(c_249,negated_conjecture,
    ( nil = sK56
    | neq(sK55,nil) ),
    inference(cnf_transformation,[],[f556]) ).

cnf(c_251,negated_conjecture,
    ( ~ neq(X0,nil)
    | ~ frontsegP(sK56,X0)
    | ~ frontsegP(sK55,X0)
    | ~ ssList(X0)
    | nil = sK56 ),
    inference(cnf_transformation,[],[f561]) ).

cnf(c_252,negated_conjecture,
    ( nil != sK55
    | neq(sK56,nil) ),
    inference(cnf_transformation,[],[f562]) ).

cnf(c_257,negated_conjecture,
    ssList(sK55),
    inference(cnf_transformation,[],[f565]) ).

cnf(c_4890,plain,
    ( X0 != nil
    | X0 != sK55
    | ~ ssList(X0)
    | nil = sK56 ),
    inference(resolution_lifted,[status(thm)],[c_139,c_249]) ).

cnf(c_4891,plain,
    ( nil != sK55
    | ~ ssList(nil)
    | nil = sK56 ),
    inference(unflattening,[status(thm)],[c_4890]) ).

cnf(c_4892,plain,
    ( nil != sK55
    | nil = sK56 ),
    inference(global_subsumption_just,[status(thm)],[c_4891,c_141,c_4891]) ).

cnf(c_4910,plain,
    ( X0 != nil
    | X0 != sK56
    | nil != sK55
    | ~ ssList(X0) ),
    inference(resolution_lifted,[status(thm)],[c_139,c_252]) ).

cnf(c_4911,plain,
    ( nil != sK56
    | nil != sK55
    | ~ ssList(nil) ),
    inference(unflattening,[status(thm)],[c_4910]) ).

cnf(c_4912,plain,
    nil != sK55,
    inference(global_subsumption_just,[status(thm)],[c_4911,c_141,c_4892,c_4911]) ).

cnf(c_4921,plain,
    ( X0 != sK55
    | nil != nil
    | ~ frontsegP(sK56,X0)
    | ~ frontsegP(sK55,X0)
    | ~ ssList(X0)
    | nil = sK56 ),
    inference(resolution_lifted,[status(thm)],[c_249,c_251]) ).

cnf(c_4922,plain,
    ( ~ frontsegP(sK56,sK55)
    | ~ frontsegP(sK55,sK55)
    | ~ ssList(sK55)
    | nil = sK56 ),
    inference(unflattening,[status(thm)],[c_4921]) ).

cnf(c_4923,plain,
    ( ~ frontsegP(sK55,sK55)
    | nil = sK56 ),
    inference(global_subsumption_just,[status(thm)],[c_4922,c_257,c_141,c_246,c_4892,c_4911,c_4922]) ).

cnf(c_4970,negated_conjecture,
    frontsegP(sK56,sK55),
    inference(global_subsumption_just,[status(thm)],[c_247,c_246,c_4912]) ).

cnf(c_13104,negated_conjecture,
    frontsegP(sK56,sK55),
    inference(demodulation,[status(thm)],[c_4970]) ).

cnf(c_13105,negated_conjecture,
    ssList(sK55),
    inference(demodulation,[status(thm)],[c_257]) ).

cnf(c_16028,plain,
    ( ~ ssList(sK55)
    | nil = sK56 ),
    inference(superposition,[status(thm)],[c_175,c_4923]) ).

cnf(c_16029,plain,
    nil = sK56,
    inference(forward_subsumption_resolution,[status(thm)],[c_16028,c_13105]) ).

cnf(c_16030,plain,
    frontsegP(nil,sK55),
    inference(demodulation,[status(thm)],[c_13104,c_16029]) ).

cnf(c_17148,plain,
    ( ~ ssList(sK55)
    | nil = sK55 ),
    inference(superposition,[status(thm)],[c_16030,c_182]) ).

cnf(c_17149,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_17148,c_4912,c_13105]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SWC017+1 : TPTP v8.1.2. Released v2.4.0.
% 0.07/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.35  % Computer : n004.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Thu May  2 23:21:18 EDT 2024
% 0.13/0.35  % CPUTime  : 
% 0.20/0.48  Running first-order theorem proving
% 0.20/0.48  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
% 3.88/1.16  % SZS status Started for theBenchmark.p
% 3.88/1.16  % SZS status Theorem for theBenchmark.p
% 3.88/1.16  
% 3.88/1.16  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 3.88/1.16  
% 3.88/1.16  ------  iProver source info
% 3.88/1.16  
% 3.88/1.16  git: date: 2024-05-02 19:28:25 +0000
% 3.88/1.16  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 3.88/1.16  git: non_committed_changes: false
% 3.88/1.16  
% 3.88/1.16  ------ Parsing...
% 3.88/1.16  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 3.88/1.16  
% 3.88/1.16  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe:4:0s pe_e  sup_sim: 0  sf_s  rm: 5 0s  sf_e  pe_s  pe_e  sup_sim: 0  sf_s  rm: 5 0s  sf_e  pe_s  pe_e 
% 3.88/1.16  
% 3.88/1.16  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.88/1.16  
% 3.88/1.16  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 3.88/1.16  ------ Proving...
% 3.88/1.16  ------ Problem Properties 
% 3.88/1.16  
% 3.88/1.16  
% 3.88/1.16  clauses                                 187
% 3.88/1.16  conjectures                             3
% 3.88/1.16  EPR                                     56
% 3.88/1.16  Horn                                    118
% 3.88/1.16  unary                                   20
% 3.88/1.16  binary                                  41
% 3.88/1.16  lits                                    632
% 3.88/1.16  lits eq                                 83
% 3.88/1.16  fd_pure                                 0
% 3.88/1.16  fd_pseudo                               0
% 3.88/1.16  fd_cond                                 22
% 3.88/1.16  fd_pseudo_cond                          14
% 3.88/1.16  AC symbols                              0
% 3.88/1.16  
% 3.88/1.16  ------ Schedule dynamic 5 is on 
% 3.88/1.16  
% 3.88/1.16  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.88/1.16  
% 3.88/1.16  
% 3.88/1.16  ------ 
% 3.88/1.16  Current options:
% 3.88/1.16  ------ 
% 3.88/1.16  
% 3.88/1.16  
% 3.88/1.16  
% 3.88/1.16  
% 3.88/1.16  ------ Proving...
% 3.88/1.16  
% 3.88/1.16  
% 3.88/1.16  % SZS status Theorem for theBenchmark.p
% 3.88/1.16  
% 3.88/1.16  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.88/1.16  
% 3.88/1.17  
%------------------------------------------------------------------------------