TSTP Solution File: SYN940+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SYN940+1 : TPTP v8.1.2. Released v3.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n023.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 Sep  1 03:14:52 EDT 2023

% Result   : Theorem 0.78s 1.19s
% Output   : CNFRefutation 0.78s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    2
% Syntax   : Number of formulae    :   19 (   5 unt;   0 def)
%            Number of atoms       :   77 (   0 equ)
%            Maximal formula atoms :   14 (   4 avg)
%            Number of connectives :   99 (  41   ~;  30   |;  21   &)
%                                         (   0 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   6 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-1 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-1 aty)
%            Number of variables   :   47 (   6 sgn;  27   !;  10   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,conjecture,
    ! [X0,X1] :
      ( ! [X2] : q(f(X2))
     => ? [X3,X4] :
          ( q(X3)
          & ( p(f(X4))
           => ( ( r(X4)
               => ( r(X1)
                  & r(X0) ) )
              & p(X3) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this) ).

fof(f2,negated_conjecture,
    ~ ! [X0,X1] :
        ( ! [X2] : q(f(X2))
       => ? [X3,X4] :
            ( q(X3)
            & ( p(f(X4))
             => ( ( r(X4)
                 => ( r(X1)
                    & r(X0) ) )
                & p(X3) ) ) ) ),
    inference(negated_conjecture,[],[f1]) ).

fof(f3,plain,
    ? [X0,X1] :
      ( ! [X3,X4] :
          ( ~ q(X3)
          | ( ( ( ( ~ r(X1)
                  | ~ r(X0) )
                & r(X4) )
              | ~ p(X3) )
            & p(f(X4)) ) )
      & ! [X2] : q(f(X2)) ),
    inference(ennf_transformation,[],[f2]) ).

fof(f4,plain,
    ? [X0,X1] :
      ( ! [X2,X3] :
          ( ~ q(X2)
          | ( ( ( ( ~ r(X1)
                  | ~ r(X0) )
                & r(X3) )
              | ~ p(X2) )
            & p(f(X3)) ) )
      & ! [X4] : q(f(X4)) ),
    inference(rectify,[],[f3]) ).

fof(f5,plain,
    ( ? [X0,X1] :
        ( ! [X2,X3] :
            ( ~ q(X2)
            | ( ( ( ( ~ r(X1)
                    | ~ r(X0) )
                  & r(X3) )
                | ~ p(X2) )
              & p(f(X3)) ) )
        & ! [X4] : q(f(X4)) )
   => ( ! [X3,X2] :
          ( ~ q(X2)
          | ( ( ( ( ~ r(sK1)
                  | ~ r(sK0) )
                & r(X3) )
              | ~ p(X2) )
            & p(f(X3)) ) )
      & ! [X4] : q(f(X4)) ) ),
    introduced(choice_axiom,[]) ).

fof(f6,plain,
    ( ! [X2,X3] :
        ( ~ q(X2)
        | ( ( ( ( ~ r(sK1)
                | ~ r(sK0) )
              & r(X3) )
            | ~ p(X2) )
          & p(f(X3)) ) )
    & ! [X4] : q(f(X4)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f4,f5]) ).

fof(f7,plain,
    ! [X4] : q(f(X4)),
    inference(cnf_transformation,[],[f6]) ).

fof(f8,plain,
    ! [X2,X3] :
      ( ~ q(X2)
      | p(f(X3)) ),
    inference(cnf_transformation,[],[f6]) ).

fof(f9,plain,
    ! [X2,X3] :
      ( ~ q(X2)
      | r(X3)
      | ~ p(X2) ),
    inference(cnf_transformation,[],[f6]) ).

fof(f10,plain,
    ! [X2] :
      ( ~ q(X2)
      | ~ r(sK1)
      | ~ r(sK0)
      | ~ p(X2) ),
    inference(cnf_transformation,[],[f6]) ).

cnf(c_49,negated_conjecture,
    ( ~ q(X0)
    | ~ p(X0)
    | ~ r(sK1)
    | ~ r(sK0) ),
    inference(cnf_transformation,[],[f10]) ).

cnf(c_50,negated_conjecture,
    ( ~ q(X0)
    | ~ p(X0)
    | r(X1) ),
    inference(cnf_transformation,[],[f9]) ).

cnf(c_51,negated_conjecture,
    ( ~ q(X0)
    | p(f(X1)) ),
    inference(cnf_transformation,[],[f8]) ).

cnf(c_52,negated_conjecture,
    q(f(X0)),
    inference(cnf_transformation,[],[f7]) ).

cnf(c_69,plain,
    ( ~ q(X0)
    | ~ p(X0)
    | ~ r(sK0) ),
    inference(backward_subsumption_resolution,[status(thm)],[c_49,c_50]) ).

cnf(c_74,plain,
    ( ~ q(X0)
    | ~ p(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_69,c_50]) ).

cnf(c_82,plain,
    ~ p(f(X0)),
    inference(resolution,[status(thm)],[c_74,c_52]) ).

cnf(c_87,plain,
    p(f(X0)),
    inference(resolution,[status(thm)],[c_51,c_52]) ).

cnf(c_88,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_87,c_82]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SYN940+1 : TPTP v8.1.2. Released v3.1.0.
% 0.11/0.13  % Command  : run_iprover %s %d THM
% 0.14/0.34  % Computer : n023.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 300
% 0.14/0.34  % DateTime : Sat Aug 26 21:36:26 EDT 2023
% 0.14/0.34  % CPUTime  : 
% 0.20/0.47  Running first-order theorem proving
% 0.20/0.47  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.78/1.19  % SZS status Started for theBenchmark.p
% 0.78/1.19  % SZS status Theorem for theBenchmark.p
% 0.78/1.19  
% 0.78/1.19  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 0.78/1.19  
% 0.78/1.19  ------  iProver source info
% 0.78/1.19  
% 0.78/1.19  git: date: 2023-05-31 18:12:56 +0000
% 0.78/1.19  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 0.78/1.19  git: non_committed_changes: false
% 0.78/1.19  git: last_make_outside_of_git: false
% 0.78/1.19  
% 0.78/1.19  ------ Parsing...
% 0.78/1.19  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 0.78/1.19  
% 0.78/1.19  ------ Preprocessing... sf_s  rm: 0 0s  sf_e  pe_s 
% 0.78/1.19  
% 0.78/1.19  % SZS status Theorem for theBenchmark.p
% 0.78/1.19  
% 0.78/1.19  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.78/1.19  
% 0.78/1.19  
%------------------------------------------------------------------------------