TSTP Solution File: SET931+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SET931+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% 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  : 600s
% DateTime : Tue Jul 19 00:55:33 EDT 2022

% Result   : Theorem 0.25s 1.43s
% Output   : CNFRefutation 0.25s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   27 (   6 unt;   0 def)
%            Number of atoms       :   90 (  72 equ)
%            Maximal formula atoms :   13 (   3 avg)
%            Number of connectives :  113 (  50   ~;  41   |;  18   &)
%                                         (   4 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   40 (   9 sgn  21   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(t75_zfmisc_1,conjecture,
    ! [X1,X2,X3] :
      ( set_difference(X1,unordered_pair(X2,X3)) = empty_set
    <=> ~ ( 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',t75_zfmisc_1) ).

fof(t37_xboole_1,axiom,
    ! [X1,X2] :
      ( set_difference(X1,X2) = empty_set
    <=> subset(X1,X2) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t37_xboole_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(c_0_3,negated_conjecture,
    ~ ! [X1,X2,X3] :
        ( set_difference(X1,unordered_pair(X2,X3)) = empty_set
      <=> ~ ( X1 != empty_set
            & X1 != singleton(X2)
            & X1 != singleton(X3)
            & X1 != unordered_pair(X2,X3) ) ),
    inference(assume_negation,[status(cth)],[t75_zfmisc_1]) ).

fof(c_0_4,plain,
    ! [X3,X4,X3,X4] :
      ( ( set_difference(X3,X4) != empty_set
        | subset(X3,X4) )
      & ( ~ subset(X3,X4)
        | set_difference(X3,X4) = empty_set ) ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t37_xboole_1])])])]) ).

fof(c_0_5,negated_conjecture,
    ( ( esk1_0 != empty_set
      | set_difference(esk1_0,unordered_pair(esk2_0,esk3_0)) != empty_set )
    & ( esk1_0 != singleton(esk2_0)
      | set_difference(esk1_0,unordered_pair(esk2_0,esk3_0)) != empty_set )
    & ( esk1_0 != singleton(esk3_0)
      | set_difference(esk1_0,unordered_pair(esk2_0,esk3_0)) != empty_set )
    & ( esk1_0 != unordered_pair(esk2_0,esk3_0)
      | set_difference(esk1_0,unordered_pair(esk2_0,esk3_0)) != empty_set )
    & ( set_difference(esk1_0,unordered_pair(esk2_0,esk3_0)) = empty_set
      | esk1_0 = empty_set
      | esk1_0 = singleton(esk2_0)
      | esk1_0 = singleton(esk3_0)
      | esk1_0 = unordered_pair(esk2_0,esk3_0) ) ),
    inference(distribute,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_3])])])]) ).

fof(c_0_6,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])])])])]) ).

cnf(c_0_7,plain,
    ( subset(X1,X2)
    | set_difference(X1,X2) != empty_set ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_8,negated_conjecture,
    ( esk1_0 = unordered_pair(esk2_0,esk3_0)
    | esk1_0 = singleton(esk3_0)
    | esk1_0 = singleton(esk2_0)
    | esk1_0 = empty_set
    | set_difference(esk1_0,unordered_pair(esk2_0,esk3_0)) = empty_set ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_9,plain,
    ( subset(X1,unordered_pair(X2,X3))
    | X1 != empty_set ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_10,plain,
    ( subset(X1,unordered_pair(X2,X3))
    | X1 != singleton(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_11,plain,
    ( subset(X1,unordered_pair(X2,X3))
    | X1 != singleton(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_12,plain,
    ( subset(X1,unordered_pair(X2,X3))
    | X1 != unordered_pair(X2,X3) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_13,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_6]) ).

cnf(c_0_14,negated_conjecture,
    subset(esk1_0,unordered_pair(esk2_0,esk3_0)),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_8]),c_0_9]),c_0_10]),c_0_11]),c_0_12]) ).

cnf(c_0_15,negated_conjecture,
    ( set_difference(esk1_0,unordered_pair(esk2_0,esk3_0)) != empty_set
    | esk1_0 != empty_set ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_16,plain,
    ( set_difference(X1,X2) = empty_set
    | ~ subset(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_17,negated_conjecture,
    ( unordered_pair(esk2_0,esk3_0) = esk1_0
    | singleton(esk3_0) = esk1_0
    | singleton(esk2_0) = esk1_0
    | esk1_0 = empty_set ),
    inference(spm,[status(thm)],[c_0_13,c_0_14]) ).

cnf(c_0_18,negated_conjecture,
    esk1_0 != empty_set,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_15,c_0_16]),c_0_14])]) ).

cnf(c_0_19,negated_conjecture,
    ( set_difference(esk1_0,unordered_pair(esk2_0,esk3_0)) != empty_set
    | esk1_0 != singleton(esk2_0) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_20,negated_conjecture,
    ( set_difference(esk1_0,unordered_pair(esk2_0,esk3_0)) != empty_set
    | esk1_0 != unordered_pair(esk2_0,esk3_0) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_21,negated_conjecture,
    ( set_difference(esk1_0,unordered_pair(esk2_0,esk3_0)) != empty_set
    | esk1_0 != singleton(esk3_0) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_22,negated_conjecture,
    ( unordered_pair(esk2_0,esk3_0) = esk1_0
    | singleton(esk2_0) = esk1_0
    | singleton(esk3_0) = esk1_0 ),
    inference(sr,[status(thm)],[c_0_17,c_0_18]) ).

cnf(c_0_23,negated_conjecture,
    singleton(esk2_0) != esk1_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_16]),c_0_14])]) ).

cnf(c_0_24,negated_conjecture,
    unordered_pair(esk2_0,esk3_0) != esk1_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_20,c_0_16]),c_0_14])]) ).

cnf(c_0_25,negated_conjecture,
    singleton(esk3_0) != esk1_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_21,c_0_16]),c_0_14])]) ).

cnf(c_0_26,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(sr,[status(thm)],[inference(sr,[status(thm)],[c_0_22,c_0_23]),c_0_24]),c_0_25]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : SET931+1 : TPTP v8.1.0. Released v3.2.0.
% 0.07/0.14  % Command  : run_ET %s %d
% 0.13/0.35  % Computer : n026.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  : 600
% 0.13/0.35  % DateTime : Sun Jul 10 21:59:41 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.25/1.43  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.25/1.43  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.25/1.43  # Preprocessing time       : 0.015 s
% 0.25/1.43  
% 0.25/1.43  # Proof found!
% 0.25/1.43  # SZS status Theorem
% 0.25/1.43  # SZS output start CNFRefutation
% See solution above
% 0.25/1.43  # Proof object total steps             : 27
% 0.25/1.43  # Proof object clause steps            : 20
% 0.25/1.43  # Proof object formula steps           : 7
% 0.25/1.43  # Proof object conjectures             : 16
% 0.25/1.43  # Proof object clause conjectures      : 13
% 0.25/1.43  # Proof object formula conjectures     : 3
% 0.25/1.43  # Proof object initial clauses used    : 12
% 0.25/1.43  # Proof object initial formulas used   : 3
% 0.25/1.43  # Proof object generating inferences   : 6
% 0.25/1.43  # Proof object simplifying inferences  : 16
% 0.25/1.43  # Training examples: 0 positive, 0 negative
% 0.25/1.43  # Parsed axioms                        : 8
% 0.25/1.43  # Removed by relevancy pruning/SinE    : 0
% 0.25/1.43  # Initial clauses                      : 17
% 0.25/1.43  # Removed in clause preprocessing      : 0
% 0.25/1.43  # Initial clauses in saturation        : 17
% 0.25/1.43  # Processed clauses                    : 27
% 0.25/1.43  # ...of these trivial                  : 0
% 0.25/1.43  # ...subsumed                          : 2
% 0.25/1.43  # ...remaining for further processing  : 24
% 0.25/1.43  # Other redundant clauses eliminated   : 0
% 0.25/1.43  # Clauses deleted for lack of memory   : 0
% 0.25/1.43  # Backward-subsumed                    : 1
% 0.25/1.43  # Backward-rewritten                   : 0
% 0.25/1.43  # Generated clauses                    : 27
% 0.25/1.43  # ...of the previous two non-trivial   : 18
% 0.25/1.43  # Contextual simplify-reflections      : 4
% 0.25/1.43  # Paramodulations                      : 25
% 0.25/1.43  # Factorizations                       : 0
% 0.25/1.43  # Equation resolutions                 : 0
% 0.25/1.43  # Current number of processed clauses  : 21
% 0.25/1.43  #    Positive orientable unit clauses  : 4
% 0.25/1.43  #    Positive unorientable unit clauses: 1
% 0.25/1.43  #    Negative unit clauses             : 5
% 0.25/1.43  #    Non-unit-clauses                  : 11
% 0.25/1.43  # Current number of unprocessed clauses: 8
% 0.25/1.43  # ...number of literals in the above   : 22
% 0.25/1.43  # Current number of archived formulas  : 0
% 0.25/1.43  # Current number of archived clauses   : 3
% 0.25/1.43  # Clause-clause subsumption calls (NU) : 19
% 0.25/1.43  # Rec. Clause-clause subsumption calls : 14
% 0.25/1.43  # Non-unit clause-clause subsumptions  : 7
% 0.25/1.43  # Unit Clause-clause subsumption calls : 13
% 0.25/1.43  # Rewrite failures with RHS unbound    : 0
% 0.25/1.43  # BW rewrite match attempts            : 2
% 0.25/1.43  # BW rewrite match successes           : 2
% 0.25/1.43  # Condensation attempts                : 0
% 0.25/1.43  # Condensation successes               : 0
% 0.25/1.43  # Termbank termtop insertions          : 1003
% 0.25/1.43  
% 0.25/1.43  # -------------------------------------------------
% 0.25/1.43  # User time                : 0.013 s
% 0.25/1.43  # System time              : 0.003 s
% 0.25/1.43  # Total time               : 0.016 s
% 0.25/1.43  # Maximum resident set size: 2772 pages
%------------------------------------------------------------------------------