TSTP Solution File: SEU120+2 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SEU120+2 : TPTP v8.1.2. Released v3.3.0.
% 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 03:04:33 EDT 2024

% Result   : Theorem 0.42s 1.10s
% Output   : CNFRefutation 0.42s
% Verified : 
% SZS Type : ERROR: Analysing output (Could not find formula named definition)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [X0] :
      ( empty_set = X0
    <=> ! [X1] : ~ in(X1,X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_xboole_0) ).

fof(f5,axiom,
    ! [X0,X1] :
      ( disjoint(X0,X1)
    <=> set_intersection2(X0,X1) = empty_set ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d7_xboole_0) ).

fof(f14,conjecture,
    ! [X0,X1] :
      ( ~ ( disjoint(X0,X1)
          & ? [X2] : in(X2,set_intersection2(X0,X1)) )
      & ~ ( ! [X2] : ~ in(X2,set_intersection2(X0,X1))
          & ~ disjoint(X0,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t4_xboole_0) ).

fof(f15,negated_conjecture,
    ~ ! [X0,X1] :
        ( ~ ( disjoint(X0,X1)
            & ? [X2] : in(X2,set_intersection2(X0,X1)) )
        & ~ ( ! [X2] : ~ in(X2,set_intersection2(X0,X1))
            & ~ disjoint(X0,X1) ) ),
    inference(negated_conjecture,[],[f14]) ).

fof(f18,plain,
    ~ ! [X0,X1] :
        ( ~ ( disjoint(X0,X1)
            & ? [X2] : in(X2,set_intersection2(X0,X1)) )
        & ~ ( ! [X3] : ~ in(X3,set_intersection2(X0,X1))
            & ~ disjoint(X0,X1) ) ),
    inference(rectify,[],[f15]) ).

fof(f22,plain,
    ? [X0,X1] :
      ( ( disjoint(X0,X1)
        & ? [X2] : in(X2,set_intersection2(X0,X1)) )
      | ( ! [X3] : ~ in(X3,set_intersection2(X0,X1))
        & ~ disjoint(X0,X1) ) ),
    inference(ennf_transformation,[],[f18]) ).

fof(f23,plain,
    ! [X0] :
      ( ( empty_set = X0
        | ? [X1] : in(X1,X0) )
      & ( ! [X1] : ~ in(X1,X0)
        | empty_set != X0 ) ),
    inference(nnf_transformation,[],[f3]) ).

fof(f24,plain,
    ! [X0] :
      ( ( empty_set = X0
        | ? [X1] : in(X1,X0) )
      & ( ! [X2] : ~ in(X2,X0)
        | empty_set != X0 ) ),
    inference(rectify,[],[f23]) ).

fof(f25,plain,
    ! [X0] :
      ( ? [X1] : in(X1,X0)
     => in(sK0(X0),X0) ),
    introduced(choice_axiom,[]) ).

fof(f26,plain,
    ! [X0] :
      ( ( empty_set = X0
        | in(sK0(X0),X0) )
      & ( ! [X2] : ~ in(X2,X0)
        | empty_set != X0 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f24,f25]) ).

fof(f32,plain,
    ! [X0,X1] :
      ( ( disjoint(X0,X1)
        | set_intersection2(X0,X1) != empty_set )
      & ( set_intersection2(X0,X1) = empty_set
        | ~ disjoint(X0,X1) ) ),
    inference(nnf_transformation,[],[f5]) ).

fof(f39,plain,
    ( ? [X0,X1] :
        ( ( disjoint(X0,X1)
          & ? [X2] : in(X2,set_intersection2(X0,X1)) )
        | ( ! [X3] : ~ in(X3,set_intersection2(X0,X1))
          & ~ disjoint(X0,X1) ) )
   => ( ( disjoint(sK5,sK6)
        & ? [X2] : in(X2,set_intersection2(sK5,sK6)) )
      | ( ! [X3] : ~ in(X3,set_intersection2(sK5,sK6))
        & ~ disjoint(sK5,sK6) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f40,plain,
    ( ? [X2] : in(X2,set_intersection2(sK5,sK6))
   => in(sK7,set_intersection2(sK5,sK6)) ),
    introduced(choice_axiom,[]) ).

fof(f41,plain,
    ( ( disjoint(sK5,sK6)
      & in(sK7,set_intersection2(sK5,sK6)) )
    | ( ! [X3] : ~ in(X3,set_intersection2(sK5,sK6))
      & ~ disjoint(sK5,sK6) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5,sK6,sK7])],[f22,f40,f39]) ).

fof(f44,plain,
    ! [X2,X0] :
      ( ~ in(X2,X0)
      | empty_set != X0 ),
    inference(cnf_transformation,[],[f26]) ).

fof(f45,plain,
    ! [X0] :
      ( empty_set = X0
      | in(sK0(X0),X0) ),
    inference(cnf_transformation,[],[f26]) ).

fof(f52,plain,
    ! [X0,X1] :
      ( set_intersection2(X0,X1) = empty_set
      | ~ disjoint(X0,X1) ),
    inference(cnf_transformation,[],[f32]) ).

fof(f53,plain,
    ! [X0,X1] :
      ( disjoint(X0,X1)
      | set_intersection2(X0,X1) != empty_set ),
    inference(cnf_transformation,[],[f32]) ).

fof(f62,plain,
    ( in(sK7,set_intersection2(sK5,sK6))
    | ~ disjoint(sK5,sK6) ),
    inference(cnf_transformation,[],[f41]) ).

fof(f65,plain,
    ! [X3] :
      ( disjoint(sK5,sK6)
      | ~ in(X3,set_intersection2(sK5,sK6)) ),
    inference(cnf_transformation,[],[f41]) ).

fof(f66,plain,
    ! [X2] : ~ in(X2,empty_set),
    inference(equality_resolution,[],[f44]) ).

cnf(c_51,plain,
    ( X0 = empty_set
    | in(sK0(X0),X0) ),
    inference(cnf_transformation,[],[f45]) ).

cnf(c_52,plain,
    ~ in(X0,empty_set),
    inference(cnf_transformation,[],[f66]) ).

cnf(c_59,plain,
    ( set_intersection2(X0,X1) != empty_set
    | disjoint(X0,X1) ),
    inference(cnf_transformation,[],[f53]) ).

cnf(c_60,plain,
    ( ~ disjoint(X0,X1)
    | set_intersection2(X0,X1) = empty_set ),
    inference(cnf_transformation,[],[f52]) ).

cnf(c_69,negated_conjecture,
    ( ~ in(X0,set_intersection2(sK5,sK6))
    | disjoint(sK5,sK6) ),
    inference(cnf_transformation,[],[f65]) ).

cnf(c_71,negated_conjecture,
    ( ~ disjoint(sK5,sK6)
    | in(sK7,set_intersection2(sK5,sK6)) ),
    inference(cnf_transformation,[],[f62]) ).

cnf(c_350,plain,
    set_intersection2(sK5,sK6) = sP0_iProver_def,
    definition ).

cnf(c_351,negated_conjecture,
    ( ~ disjoint(sK5,sK6)
    | in(sK7,sP0_iProver_def) ),
    inference(demodulation,[status(thm)],[c_71,c_350]) ).

cnf(c_353,negated_conjecture,
    ( ~ in(X0,sP0_iProver_def)
    | disjoint(sK5,sK6) ),
    inference(demodulation,[status(thm)],[c_69]) ).

cnf(c_836,plain,
    ( empty_set = sP0_iProver_def
    | disjoint(sK5,sK6) ),
    inference(superposition,[status(thm)],[c_51,c_353]) ).

cnf(c_1003,plain,
    ( empty_set != sP0_iProver_def
    | disjoint(sK5,sK6) ),
    inference(superposition,[status(thm)],[c_350,c_59]) ).

cnf(c_1086,plain,
    disjoint(sK5,sK6),
    inference(global_subsumption_just,[status(thm)],[c_1003,c_836,c_1003]) ).

cnf(c_1088,plain,
    in(sK7,sP0_iProver_def),
    inference(backward_subsumption_resolution,[status(thm)],[c_351,c_1086]) ).

cnf(c_1104,plain,
    set_intersection2(sK5,sK6) = empty_set,
    inference(superposition,[status(thm)],[c_1086,c_60]) ).

cnf(c_1107,plain,
    empty_set = sP0_iProver_def,
    inference(light_normalisation,[status(thm)],[c_1104,c_350]) ).

cnf(c_1114,plain,
    ~ in(X0,sP0_iProver_def),
    inference(demodulation,[status(thm)],[c_52,c_1107]) ).

cnf(c_1116,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[c_1088,c_1114]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.09  % Problem  : SEU120+2 : TPTP v8.1.2. Released v3.3.0.
% 0.00/0.10  % Command  : run_iprover %s %d THM
% 0.10/0.30  % Computer : n026.cluster.edu
% 0.10/0.30  % Model    : x86_64 x86_64
% 0.10/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.30  % Memory   : 8042.1875MB
% 0.10/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.30  % CPULimit : 300
% 0.10/0.30  % WCLimit  : 300
% 0.10/0.30  % DateTime : Thu May  2 18:00:06 EDT 2024
% 0.10/0.31  % CPUTime  : 
% 0.16/0.41  Running first-order theorem proving
% 0.16/0.41  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.42/1.10  % SZS status Started for theBenchmark.p
% 0.42/1.10  % SZS status Theorem for theBenchmark.p
% 0.42/1.10  
% 0.42/1.10  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 0.42/1.10  
% 0.42/1.10  ------  iProver source info
% 0.42/1.10  
% 0.42/1.10  git: date: 2024-05-02 19:28:25 +0000
% 0.42/1.10  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 0.42/1.10  git: non_committed_changes: false
% 0.42/1.10  
% 0.42/1.10  ------ Parsing...
% 0.42/1.10  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 0.42/1.10  
% 0.42/1.10  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe_e 
% 0.42/1.10  
% 0.42/1.10  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 0.42/1.10  
% 0.42/1.10  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 0.42/1.10  ------ Proving...
% 0.42/1.10  ------ Problem Properties 
% 0.42/1.10  
% 0.42/1.10  
% 0.42/1.10  clauses                                 24
% 0.42/1.10  conjectures                             3
% 0.42/1.10  EPR                                     10
% 0.42/1.10  Horn                                    19
% 0.42/1.10  unary                                   7
% 0.42/1.10  binary                                  12
% 0.42/1.10  lits                                    47
% 0.42/1.10  lits eq                                 9
% 0.42/1.10  fd_pure                                 0
% 0.42/1.10  fd_pseudo                               0
% 0.42/1.10  fd_cond                                 1
% 0.42/1.10  fd_pseudo_cond                          3
% 0.42/1.10  AC symbols                              0
% 0.42/1.10  
% 0.42/1.10  ------ Schedule dynamic 5 is on 
% 0.42/1.10  
% 0.42/1.10  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 0.42/1.10  
% 0.42/1.10  
% 0.42/1.10  ------ 
% 0.42/1.10  Current options:
% 0.42/1.10  ------ 
% 0.42/1.10  
% 0.42/1.10  
% 0.42/1.10  
% 0.42/1.10  
% 0.42/1.10  ------ Proving...
% 0.42/1.10  
% 0.42/1.10  
% 0.42/1.10  % SZS status Theorem for theBenchmark.p
% 0.42/1.10  
% 0.42/1.10  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.42/1.10  
% 0.42/1.10  
%------------------------------------------------------------------------------