TSTP Solution File: SEU104+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SEU104+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n013.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  : 600s
% DateTime : Tue Jul 19 09:16:49 EDT 2022

% Result   : Theorem 0.27s 1.46s
% Output   : CNFRefutation 0.27s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   26 (   6 unt;   0 def)
%            Number of atoms       :   85 (   3 equ)
%            Maximal formula atoms :   15 (   3 avg)
%            Number of connectives :  101 (  42   ~;  37   |;  11   &)
%                                         (   1 <=>;  10  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   1 con; 0-2 aty)
%            Number of variables   :   43 (   1 sgn  23   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(t15_finsub_1,conjecture,
    ! [X1] :
      ( ~ empty(X1)
     => ( ! [X2] :
            ( element(X2,X1)
           => ! [X3] :
                ( element(X3,X1)
               => ( in(symmetric_difference(X2,X3),X1)
                  & in(set_difference(X2,X3),X1) ) ) )
       => preboolean(X1) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t15_finsub_1) ).

fof(t1_subset,axiom,
    ! [X1,X2] :
      ( in(X1,X2)
     => element(X1,X2) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t1_subset) ).

fof(t10_finsub_1,axiom,
    ! [X1] :
      ( preboolean(X1)
    <=> ! [X2,X3] :
          ( ( in(X2,X1)
            & in(X3,X1) )
         => ( in(set_union2(X2,X3),X1)
            & in(set_difference(X2,X3),X1) ) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t10_finsub_1) ).

fof(t98_xboole_1,axiom,
    ! [X1,X2] : set_union2(X1,X2) = symmetric_difference(X1,set_difference(X2,X1)),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t98_xboole_1) ).

fof(c_0_4,negated_conjecture,
    ~ ! [X1] :
        ( ~ empty(X1)
       => ( ! [X2] :
              ( element(X2,X1)
             => ! [X3] :
                  ( element(X3,X1)
                 => ( in(symmetric_difference(X2,X3),X1)
                    & in(set_difference(X2,X3),X1) ) ) )
         => preboolean(X1) ) ),
    inference(assume_negation,[status(cth)],[t15_finsub_1]) ).

fof(c_0_5,negated_conjecture,
    ! [X5,X6] :
      ( ~ empty(esk1_0)
      & ( in(symmetric_difference(X5,X6),esk1_0)
        | ~ element(X6,esk1_0)
        | ~ element(X5,esk1_0) )
      & ( in(set_difference(X5,X6),esk1_0)
        | ~ element(X6,esk1_0)
        | ~ element(X5,esk1_0) )
      & ~ preboolean(esk1_0) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(fof_simplification,[status(thm)],[c_0_4])])])])])])])]) ).

fof(c_0_6,plain,
    ! [X3,X4] :
      ( ~ in(X3,X4)
      | element(X3,X4) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t1_subset])]) ).

fof(c_0_7,plain,
    ! [X4,X5,X6,X4] :
      ( ( in(set_union2(X5,X6),X4)
        | ~ in(X5,X4)
        | ~ in(X6,X4)
        | ~ preboolean(X4) )
      & ( in(set_difference(X5,X6),X4)
        | ~ in(X5,X4)
        | ~ in(X6,X4)
        | ~ preboolean(X4) )
      & ( in(esk2_1(X4),X4)
        | preboolean(X4) )
      & ( in(esk3_1(X4),X4)
        | preboolean(X4) )
      & ( ~ in(set_union2(esk2_1(X4),esk3_1(X4)),X4)
        | ~ in(set_difference(esk2_1(X4),esk3_1(X4)),X4)
        | preboolean(X4) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t10_finsub_1])])])])])])]) ).

fof(c_0_8,plain,
    ! [X3,X4] : set_union2(X3,X4) = symmetric_difference(X3,set_difference(X4,X3)),
    inference(variable_rename,[status(thm)],[t98_xboole_1]) ).

cnf(c_0_9,negated_conjecture,
    ( in(symmetric_difference(X1,X2),esk1_0)
    | ~ element(X1,esk1_0)
    | ~ element(X2,esk1_0) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_10,plain,
    ( element(X1,X2)
    | ~ in(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_11,plain,
    ( preboolean(X1)
    | ~ in(set_difference(esk2_1(X1),esk3_1(X1)),X1)
    | ~ in(set_union2(esk2_1(X1),esk3_1(X1)),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_12,plain,
    set_union2(X1,X2) = symmetric_difference(X1,set_difference(X2,X1)),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_13,negated_conjecture,
    ( in(symmetric_difference(X1,X2),esk1_0)
    | ~ element(X1,esk1_0)
    | ~ in(X2,esk1_0) ),
    inference(spm,[status(thm)],[c_0_9,c_0_10]) ).

cnf(c_0_14,negated_conjecture,
    ( in(set_difference(X1,X2),esk1_0)
    | ~ element(X1,esk1_0)
    | ~ element(X2,esk1_0) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_15,plain,
    ( preboolean(X1)
    | ~ in(set_difference(esk2_1(X1),esk3_1(X1)),X1)
    | ~ in(symmetric_difference(esk2_1(X1),set_difference(esk3_1(X1),esk2_1(X1))),X1) ),
    inference(rw,[status(thm)],[c_0_11,c_0_12]) ).

cnf(c_0_16,negated_conjecture,
    ( in(symmetric_difference(X1,X2),esk1_0)
    | ~ in(X2,esk1_0)
    | ~ in(X1,esk1_0) ),
    inference(spm,[status(thm)],[c_0_13,c_0_10]) ).

cnf(c_0_17,negated_conjecture,
    ~ preboolean(esk1_0),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_18,negated_conjecture,
    ( in(set_difference(X1,X2),esk1_0)
    | ~ element(X1,esk1_0)
    | ~ in(X2,esk1_0) ),
    inference(spm,[status(thm)],[c_0_14,c_0_10]) ).

cnf(c_0_19,negated_conjecture,
    ( ~ in(set_difference(esk2_1(esk1_0),esk3_1(esk1_0)),esk1_0)
    | ~ in(set_difference(esk3_1(esk1_0),esk2_1(esk1_0)),esk1_0)
    | ~ in(esk2_1(esk1_0),esk1_0) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_15,c_0_16]),c_0_17]) ).

cnf(c_0_20,negated_conjecture,
    ( in(set_difference(X1,X2),esk1_0)
    | ~ in(X2,esk1_0)
    | ~ in(X1,esk1_0) ),
    inference(spm,[status(thm)],[c_0_18,c_0_10]) ).

cnf(c_0_21,negated_conjecture,
    ( ~ in(esk2_1(esk1_0),esk1_0)
    | ~ in(esk3_1(esk1_0),esk1_0) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_20]),c_0_20]) ).

cnf(c_0_22,plain,
    ( preboolean(X1)
    | in(esk3_1(X1),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_23,negated_conjecture,
    ~ in(esk2_1(esk1_0),esk1_0),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_21,c_0_22]),c_0_17]) ).

cnf(c_0_24,plain,
    ( preboolean(X1)
    | in(esk2_1(X1),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_25,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_23,c_0_24]),c_0_17]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.14  % Problem  : SEU104+1 : TPTP v8.1.0. Released v3.2.0.
% 0.08/0.15  % Command  : run_ET %s %d
% 0.14/0.37  % Computer : n013.cluster.edu
% 0.14/0.37  % Model    : x86_64 x86_64
% 0.14/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.37  % Memory   : 8042.1875MB
% 0.14/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.37  % CPULimit : 300
% 0.14/0.37  % WCLimit  : 600
% 0.14/0.37  % DateTime : Sun Jun 19 08:33:59 EDT 2022
% 0.14/0.37  % CPUTime  : 
% 0.27/1.46  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.27/1.46  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.27/1.46  # Preprocessing time       : 0.019 s
% 0.27/1.46  
% 0.27/1.46  # Proof found!
% 0.27/1.46  # SZS status Theorem
% 0.27/1.46  # SZS output start CNFRefutation
% See solution above
% 0.27/1.46  # Proof object total steps             : 26
% 0.27/1.46  # Proof object clause steps            : 17
% 0.27/1.46  # Proof object formula steps           : 9
% 0.27/1.46  # Proof object conjectures             : 14
% 0.27/1.46  # Proof object clause conjectures      : 11
% 0.27/1.46  # Proof object formula conjectures     : 3
% 0.27/1.46  # Proof object initial clauses used    : 8
% 0.27/1.46  # Proof object initial formulas used   : 4
% 0.27/1.46  # Proof object generating inferences   : 8
% 0.27/1.46  # Proof object simplifying inferences  : 5
% 0.27/1.46  # Training examples: 0 positive, 0 negative
% 0.27/1.46  # Parsed axioms                        : 42
% 0.27/1.46  # Removed by relevancy pruning/SinE    : 6
% 0.27/1.46  # Initial clauses                      : 50
% 0.27/1.46  # Removed in clause preprocessing      : 1
% 0.27/1.46  # Initial clauses in saturation        : 49
% 0.27/1.46  # Processed clauses                    : 71
% 0.27/1.46  # ...of these trivial                  : 3
% 0.27/1.46  # ...subsumed                          : 2
% 0.27/1.46  # ...remaining for further processing  : 66
% 0.27/1.46  # Other redundant clauses eliminated   : 0
% 0.27/1.46  # Clauses deleted for lack of memory   : 0
% 0.27/1.46  # Backward-subsumed                    : 0
% 0.27/1.46  # Backward-rewritten                   : 9
% 0.27/1.46  # Generated clauses                    : 148
% 0.27/1.46  # ...of the previous two non-trivial   : 102
% 0.27/1.46  # Contextual simplify-reflections      : 1
% 0.27/1.46  # Paramodulations                      : 148
% 0.27/1.46  # Factorizations                       : 0
% 0.27/1.46  # Equation resolutions                 : 0
% 0.27/1.46  # Current number of processed clauses  : 57
% 0.27/1.46  #    Positive orientable unit clauses  : 12
% 0.27/1.46  #    Positive unorientable unit clauses: 2
% 0.27/1.46  #    Negative unit clauses             : 6
% 0.27/1.46  #    Non-unit-clauses                  : 37
% 0.27/1.46  # Current number of unprocessed clauses: 63
% 0.27/1.46  # ...number of literals in the above   : 146
% 0.27/1.46  # Current number of archived formulas  : 0
% 0.27/1.46  # Current number of archived clauses   : 10
% 0.27/1.46  # Clause-clause subsumption calls (NU) : 166
% 0.27/1.46  # Rec. Clause-clause subsumption calls : 141
% 0.27/1.46  # Non-unit clause-clause subsumptions  : 3
% 0.27/1.46  # Unit Clause-clause subsumption calls : 18
% 0.27/1.46  # Rewrite failures with RHS unbound    : 0
% 0.27/1.46  # BW rewrite match attempts            : 22
% 0.27/1.46  # BW rewrite match successes           : 15
% 0.27/1.46  # Condensation attempts                : 0
% 0.27/1.46  # Condensation successes               : 0
% 0.27/1.46  # Termbank termtop insertions          : 3947
% 0.27/1.46  
% 0.27/1.46  # -------------------------------------------------
% 0.27/1.46  # User time                : 0.019 s
% 0.27/1.46  # System time              : 0.004 s
% 0.27/1.46  # Total time               : 0.023 s
% 0.27/1.46  # Maximum resident set size: 3060 pages
%------------------------------------------------------------------------------