TSTP Solution File: SET887+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SET887+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n022.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 00:55:13 EDT 2022

% Result   : Theorem 0.23s 1.40s
% Output   : CNFRefutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   31 (   6 unt;   0 def)
%            Number of atoms       :  112 (  86 equ)
%            Maximal formula atoms :   20 (   3 avg)
%            Number of connectives :  132 (  51   ~;  55   |;  21   &)
%                                         (   4 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   5 con; 0-3 aty)
%            Number of variables   :   77 (  19 sgn  48   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(t28_zfmisc_1,conjecture,
    ! [X1,X2,X3,X4] :
      ~ ( subset(unordered_pair(X1,X2),unordered_pair(X3,X4))
        & X1 != X3
        & X1 != X4 ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t28_zfmisc_1) ).

fof(l46_zfmisc_1,axiom,
    ! [X1,X2,X3] :
      ( subset(X1,unordered_pair(X2,X3))
    <=> ~ ( X1 != empty_set
          & X1 != singleton(X2)
          & X1 != singleton(X3)
          & X1 != unordered_pair(X2,X3) ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',l46_zfmisc_1) ).

fof(t8_zfmisc_1,axiom,
    ! [X1,X2,X3] :
      ( singleton(X1) = unordered_pair(X2,X3)
     => X1 = X2 ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t8_zfmisc_1) ).

fof(d2_tarski,axiom,
    ! [X1,X2,X3] :
      ( X3 = unordered_pair(X1,X2)
    <=> ! [X4] :
          ( in(X4,X3)
        <=> ( X4 = X1
            | X4 = X2 ) ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d2_tarski) ).

fof(t10_zfmisc_1,axiom,
    ! [X1,X2,X3,X4] :
      ~ ( unordered_pair(X1,X2) = unordered_pair(X3,X4)
        & X1 != X3
        & X1 != X4 ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t10_zfmisc_1) ).

fof(d1_xboole_0,axiom,
    ! [X1] :
      ( X1 = empty_set
    <=> ! [X2] : ~ in(X2,X1) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d1_xboole_0) ).

fof(c_0_6,negated_conjecture,
    ~ ! [X1,X2,X3,X4] :
        ~ ( subset(unordered_pair(X1,X2),unordered_pair(X3,X4))
          & X1 != X3
          & X1 != X4 ),
    inference(assume_negation,[status(cth)],[t28_zfmisc_1]) ).

fof(c_0_7,plain,
    ! [X4,X5,X6,X4,X5,X6] :
      ( ( ~ subset(X4,unordered_pair(X5,X6))
        | X4 = empty_set
        | X4 = singleton(X5)
        | X4 = singleton(X6)
        | X4 = unordered_pair(X5,X6) )
      & ( X4 != empty_set
        | subset(X4,unordered_pair(X5,X6)) )
      & ( X4 != singleton(X5)
        | subset(X4,unordered_pair(X5,X6)) )
      & ( X4 != singleton(X6)
        | subset(X4,unordered_pair(X5,X6)) )
      & ( X4 != unordered_pair(X5,X6)
        | subset(X4,unordered_pair(X5,X6)) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[l46_zfmisc_1])])])])]) ).

fof(c_0_8,negated_conjecture,
    ( subset(unordered_pair(esk5_0,esk6_0),unordered_pair(esk7_0,esk8_0))
    & esk5_0 != esk7_0
    & esk5_0 != esk8_0 ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_6])])]) ).

fof(c_0_9,plain,
    ! [X4,X5,X6] :
      ( singleton(X4) != unordered_pair(X5,X6)
      | X4 = X5 ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t8_zfmisc_1])])])]) ).

cnf(c_0_10,plain,
    ( X1 = unordered_pair(X2,X3)
    | X1 = singleton(X3)
    | X1 = singleton(X2)
    | X1 = empty_set
    | ~ subset(X1,unordered_pair(X2,X3)) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_11,negated_conjecture,
    subset(unordered_pair(esk5_0,esk6_0),unordered_pair(esk7_0,esk8_0)),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_12,plain,
    ( X1 = X2
    | singleton(X1) != unordered_pair(X2,X3) ),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_13,negated_conjecture,
    ( unordered_pair(esk7_0,esk8_0) = unordered_pair(esk5_0,esk6_0)
    | singleton(esk8_0) = unordered_pair(esk5_0,esk6_0)
    | singleton(esk7_0) = unordered_pair(esk5_0,esk6_0)
    | unordered_pair(esk5_0,esk6_0) = empty_set ),
    inference(spm,[status(thm)],[c_0_10,c_0_11]) ).

cnf(c_0_14,negated_conjecture,
    ( unordered_pair(esk7_0,esk8_0) = unordered_pair(esk5_0,esk6_0)
    | singleton(esk7_0) = unordered_pair(esk5_0,esk6_0)
    | unordered_pair(esk5_0,esk6_0) = empty_set
    | esk8_0 = X1
    | unordered_pair(esk5_0,esk6_0) != unordered_pair(X1,X2) ),
    inference(spm,[status(thm)],[c_0_12,c_0_13]) ).

cnf(c_0_15,negated_conjecture,
    esk5_0 != esk8_0,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

fof(c_0_16,plain,
    ! [X5,X6,X7,X8,X8,X5,X6,X7] :
      ( ( ~ in(X8,X7)
        | X8 = X5
        | X8 = X6
        | X7 != unordered_pair(X5,X6) )
      & ( X8 != X5
        | in(X8,X7)
        | X7 != unordered_pair(X5,X6) )
      & ( X8 != X6
        | in(X8,X7)
        | X7 != unordered_pair(X5,X6) )
      & ( esk2_3(X5,X6,X7) != X5
        | ~ in(esk2_3(X5,X6,X7),X7)
        | X7 = unordered_pair(X5,X6) )
      & ( esk2_3(X5,X6,X7) != X6
        | ~ in(esk2_3(X5,X6,X7),X7)
        | X7 = unordered_pair(X5,X6) )
      & ( in(esk2_3(X5,X6,X7),X7)
        | esk2_3(X5,X6,X7) = X5
        | esk2_3(X5,X6,X7) = X6
        | X7 = unordered_pair(X5,X6) ) ),
    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)],[d2_tarski])])])])])])]) ).

cnf(c_0_17,negated_conjecture,
    ( unordered_pair(esk7_0,esk8_0) = unordered_pair(esk5_0,esk6_0)
    | singleton(esk7_0) = unordered_pair(esk5_0,esk6_0)
    | unordered_pair(esk5_0,esk6_0) = empty_set ),
    inference(sr,[status(thm)],[inference(er,[status(thm)],[c_0_14]),c_0_15]) ).

cnf(c_0_18,plain,
    ( in(X4,X1)
    | X1 != unordered_pair(X2,X3)
    | X4 != X3 ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

fof(c_0_19,plain,
    ! [X5,X6,X7,X8] :
      ( unordered_pair(X5,X6) != unordered_pair(X7,X8)
      | X5 = X7
      | X5 = X8 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t10_zfmisc_1])]) ).

cnf(c_0_20,negated_conjecture,
    ( unordered_pair(esk7_0,esk8_0) = unordered_pair(esk5_0,esk6_0)
    | unordered_pair(esk5_0,esk6_0) = empty_set
    | esk7_0 = X1
    | unordered_pair(esk5_0,esk6_0) != unordered_pair(X1,X2) ),
    inference(spm,[status(thm)],[c_0_12,c_0_17]) ).

cnf(c_0_21,negated_conjecture,
    esk5_0 != esk7_0,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

fof(c_0_22,plain,
    ! [X3,X4,X3] :
      ( ( X3 != empty_set
        | ~ in(X4,X3) )
      & ( in(esk1_1(X3),X3)
        | X3 = empty_set ) ),
    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)],[d1_xboole_0])])])])])])]) ).

cnf(c_0_23,plain,
    ( in(X1,X2)
    | X2 != unordered_pair(X3,X1) ),
    inference(er,[status(thm)],[c_0_18]) ).

cnf(c_0_24,plain,
    ( X1 = X2
    | X1 = X3
    | unordered_pair(X1,X4) != unordered_pair(X3,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_19]) ).

cnf(c_0_25,negated_conjecture,
    ( unordered_pair(esk7_0,esk8_0) = unordered_pair(esk5_0,esk6_0)
    | unordered_pair(esk5_0,esk6_0) = empty_set ),
    inference(sr,[status(thm)],[inference(er,[status(thm)],[c_0_20]),c_0_21]) ).

cnf(c_0_26,plain,
    ( ~ in(X1,X2)
    | X2 != empty_set ),
    inference(split_conjunct,[status(thm)],[c_0_22]) ).

cnf(c_0_27,plain,
    in(X1,unordered_pair(X2,X1)),
    inference(er,[status(thm)],[c_0_23]) ).

cnf(c_0_28,negated_conjecture,
    ( unordered_pair(esk5_0,esk6_0) = empty_set
    | X1 = esk7_0
    | X1 = esk8_0
    | unordered_pair(X1,X2) != unordered_pair(esk5_0,esk6_0) ),
    inference(spm,[status(thm)],[c_0_24,c_0_25]) ).

cnf(c_0_29,plain,
    unordered_pair(X1,X2) != empty_set,
    inference(spm,[status(thm)],[c_0_26,c_0_27]) ).

cnf(c_0_30,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(sr,[status(thm)],[inference(sr,[status(thm)],[inference(er,[status(thm)],[c_0_28]),c_0_21]),c_0_15]),c_0_29]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET887+1 : TPTP v8.1.0. Released v3.2.0.
% 0.03/0.13  % Command  : run_ET %s %d
% 0.13/0.34  % Computer : n022.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun Jul 10 16:46:55 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.23/1.40  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.23/1.40  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.23/1.40  # Preprocessing time       : 0.015 s
% 0.23/1.40  
% 0.23/1.40  # Failure: Out of unprocessed clauses!
% 0.23/1.40  # OLD status GaveUp
% 0.23/1.40  # Parsed axioms                        : 12
% 0.23/1.40  # Removed by relevancy pruning/SinE    : 8
% 0.23/1.40  # Initial clauses                      : 6
% 0.23/1.40  # Removed in clause preprocessing      : 0
% 0.23/1.40  # Initial clauses in saturation        : 6
% 0.23/1.40  # Processed clauses                    : 15
% 0.23/1.40  # ...of these trivial                  : 0
% 0.23/1.40  # ...subsumed                          : 7
% 0.23/1.40  # ...remaining for further processing  : 8
% 0.23/1.40  # Other redundant clauses eliminated   : 0
% 0.23/1.40  # Clauses deleted for lack of memory   : 0
% 0.23/1.40  # Backward-subsumed                    : 0
% 0.23/1.40  # Backward-rewritten                   : 1
% 0.23/1.40  # Generated clauses                    : 10
% 0.23/1.40  # ...of the previous two non-trivial   : 9
% 0.23/1.40  # Contextual simplify-reflections      : 0
% 0.23/1.40  # Paramodulations                      : 8
% 0.23/1.40  # Factorizations                       : 0
% 0.23/1.40  # Equation resolutions                 : 2
% 0.23/1.40  # Current number of processed clauses  : 7
% 0.23/1.40  #    Positive orientable unit clauses  : 2
% 0.23/1.40  #    Positive unorientable unit clauses: 1
% 0.23/1.40  #    Negative unit clauses             : 2
% 0.23/1.40  #    Non-unit-clauses                  : 2
% 0.23/1.40  # Current number of unprocessed clauses: 0
% 0.23/1.40  # ...number of literals in the above   : 0
% 0.23/1.40  # Current number of archived formulas  : 0
% 0.23/1.40  # Current number of archived clauses   : 1
% 0.23/1.40  # Clause-clause subsumption calls (NU) : 11
% 0.23/1.40  # Rec. Clause-clause subsumption calls : 11
% 0.23/1.40  # Non-unit clause-clause subsumptions  : 7
% 0.23/1.40  # Unit Clause-clause subsumption calls : 0
% 0.23/1.40  # Rewrite failures with RHS unbound    : 0
% 0.23/1.40  # BW rewrite match attempts            : 4
% 0.23/1.40  # BW rewrite match successes           : 4
% 0.23/1.40  # Condensation attempts                : 0
% 0.23/1.40  # Condensation successes               : 0
% 0.23/1.40  # Termbank termtop insertions          : 330
% 0.23/1.40  
% 0.23/1.40  # -------------------------------------------------
% 0.23/1.40  # User time                : 0.013 s
% 0.23/1.40  # System time              : 0.002 s
% 0.23/1.40  # Total time               : 0.015 s
% 0.23/1.40  # Maximum resident set size: 2776 pages
% 0.23/1.40  # Running protocol protocol_eprover_f171197f65f27d1ba69648a20c844832c84a5dd7 for 23 seconds:
% 0.23/1.40  # Preprocessing time       : 0.015 s
% 0.23/1.40  
% 0.23/1.40  # Proof found!
% 0.23/1.40  # SZS status Theorem
% 0.23/1.40  # SZS output start CNFRefutation
% See solution above
% 0.23/1.40  # Proof object total steps             : 31
% 0.23/1.40  # Proof object clause steps            : 18
% 0.23/1.40  # Proof object formula steps           : 13
% 0.23/1.40  # Proof object conjectures             : 13
% 0.23/1.40  # Proof object clause conjectures      : 10
% 0.23/1.40  # Proof object formula conjectures     : 3
% 0.23/1.40  # Proof object initial clauses used    : 8
% 0.23/1.40  # Proof object initial formulas used   : 6
% 0.23/1.40  # Proof object generating inferences   : 9
% 0.23/1.40  # Proof object simplifying inferences  : 6
% 0.23/1.40  # Training examples: 0 positive, 0 negative
% 0.23/1.40  # Parsed axioms                        : 12
% 0.23/1.40  # Removed by relevancy pruning/SinE    : 0
% 0.23/1.40  # Initial clauses                      : 24
% 0.23/1.40  # Removed in clause preprocessing      : 0
% 0.23/1.40  # Initial clauses in saturation        : 24
% 0.23/1.40  # Processed clauses                    : 40
% 0.23/1.40  # ...of these trivial                  : 0
% 0.23/1.40  # ...subsumed                          : 3
% 0.23/1.40  # ...remaining for further processing  : 36
% 0.23/1.40  # Other redundant clauses eliminated   : 2
% 0.23/1.40  # Clauses deleted for lack of memory   : 0
% 0.23/1.40  # Backward-subsumed                    : 4
% 0.23/1.40  # Backward-rewritten                   : 0
% 0.23/1.40  # Generated clauses                    : 73
% 0.23/1.40  # ...of the previous two non-trivial   : 64
% 0.23/1.40  # Contextual simplify-reflections      : 0
% 0.23/1.40  # Paramodulations                      : 63
% 0.23/1.40  # Factorizations                       : 0
% 0.23/1.40  # Equation resolutions                 : 9
% 0.23/1.40  # Current number of processed clauses  : 29
% 0.23/1.40  #    Positive orientable unit clauses  : 5
% 0.23/1.40  #    Positive unorientable unit clauses: 1
% 0.23/1.40  #    Negative unit clauses             : 4
% 0.23/1.40  #    Non-unit-clauses                  : 19
% 0.23/1.40  # Current number of unprocessed clauses: 32
% 0.23/1.40  # ...number of literals in the above   : 82
% 0.23/1.40  # Current number of archived formulas  : 0
% 0.23/1.40  # Current number of archived clauses   : 5
% 0.23/1.40  # Clause-clause subsumption calls (NU) : 47
% 0.23/1.40  # Rec. Clause-clause subsumption calls : 39
% 0.23/1.40  # Non-unit clause-clause subsumptions  : 5
% 0.23/1.40  # Unit Clause-clause subsumption calls : 4
% 0.23/1.40  # Rewrite failures with RHS unbound    : 0
% 0.23/1.40  # BW rewrite match attempts            : 7
% 0.23/1.40  # BW rewrite match successes           : 6
% 0.23/1.40  # Condensation attempts                : 0
% 0.23/1.40  # Condensation successes               : 0
% 0.23/1.40  # Termbank termtop insertions          : 1630
% 0.23/1.40  
% 0.23/1.40  # -------------------------------------------------
% 0.23/1.40  # User time                : 0.014 s
% 0.23/1.40  # System time              : 0.003 s
% 0.23/1.40  # Total time               : 0.017 s
% 0.23/1.40  # Maximum resident set size: 2780 pages
%------------------------------------------------------------------------------