TSTP Solution File: SET942+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SET942+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n028.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 00:55:37 EDT 2022

% Result   : Theorem 0.21s 1.39s
% Output   : CNFRefutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   23 (   3 unt;   0 def)
%            Number of atoms       :   82 (  16 equ)
%            Maximal formula atoms :   20 (   3 avg)
%            Number of connectives :  100 (  41   ~;  44   |;   9   &)
%                                         (   3 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   2 con; 0-3 aty)
%            Number of variables   :   56 (   5 sgn  23   !;   1   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(t95_zfmisc_1,conjecture,
    ! [X1,X2] :
      ( subset(X1,X2)
     => subset(union(X1),union(X2)) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t95_zfmisc_1) ).

fof(d3_tarski,axiom,
    ! [X1,X2] :
      ( subset(X1,X2)
    <=> ! [X3] :
          ( in(X3,X1)
         => in(X3,X2) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d3_tarski) ).

fof(d4_tarski,axiom,
    ! [X1,X2] :
      ( X2 = union(X1)
    <=> ! [X3] :
          ( in(X3,X2)
        <=> ? [X4] :
              ( in(X3,X4)
              & in(X4,X1) ) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d4_tarski) ).

fof(c_0_3,negated_conjecture,
    ~ ! [X1,X2] :
        ( subset(X1,X2)
       => subset(union(X1),union(X2)) ),
    inference(assume_negation,[status(cth)],[t95_zfmisc_1]) ).

fof(c_0_4,plain,
    ! [X4,X5,X6,X4,X5] :
      ( ( ~ subset(X4,X5)
        | ~ in(X6,X4)
        | in(X6,X5) )
      & ( in(esk3_2(X4,X5),X4)
        | subset(X4,X5) )
      & ( ~ in(esk3_2(X4,X5),X5)
        | subset(X4,X5) ) ),
    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)],[d3_tarski])])])])])])]) ).

fof(c_0_5,negated_conjecture,
    ( subset(esk1_0,esk2_0)
    & ~ subset(union(esk1_0),union(esk2_0)) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_3])])]) ).

fof(c_0_6,plain,
    ! [X5,X6,X7,X7,X9,X5,X6,X11] :
      ( ( in(X7,esk4_3(X5,X6,X7))
        | ~ in(X7,X6)
        | X6 != union(X5) )
      & ( in(esk4_3(X5,X6,X7),X5)
        | ~ in(X7,X6)
        | X6 != union(X5) )
      & ( ~ in(X7,X9)
        | ~ in(X9,X5)
        | in(X7,X6)
        | X6 != union(X5) )
      & ( ~ in(esk5_2(X5,X6),X6)
        | ~ in(esk5_2(X5,X6),X11)
        | ~ in(X11,X5)
        | X6 = union(X5) )
      & ( in(esk5_2(X5,X6),esk6_2(X5,X6))
        | in(esk5_2(X5,X6),X6)
        | X6 = union(X5) )
      & ( in(esk6_2(X5,X6),X5)
        | in(esk5_2(X5,X6),X6)
        | X6 = union(X5) ) ),
    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)],[d4_tarski])])])])])])]) ).

cnf(c_0_7,plain,
    ( in(X1,X2)
    | ~ in(X1,X3)
    | ~ subset(X3,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_8,negated_conjecture,
    subset(esk1_0,esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_9,plain,
    ( in(X3,X1)
    | X1 != union(X2)
    | ~ in(X4,X2)
    | ~ in(X3,X4) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_10,negated_conjecture,
    ( in(X1,esk2_0)
    | ~ in(X1,esk1_0) ),
    inference(spm,[status(thm)],[c_0_7,c_0_8]) ).

cnf(c_0_11,negated_conjecture,
    ( in(X1,X2)
    | X2 != union(esk2_0)
    | ~ in(X3,esk1_0)
    | ~ in(X1,X3) ),
    inference(spm,[status(thm)],[c_0_9,c_0_10]) ).

cnf(c_0_12,plain,
    ( in(esk4_3(X2,X1,X3),X2)
    | X1 != union(X2)
    | ~ in(X3,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_13,negated_conjecture,
    ( in(X1,X2)
    | X2 != union(esk2_0)
    | X3 != union(esk1_0)
    | ~ in(X1,esk4_3(esk1_0,X3,X4))
    | ~ in(X4,X3) ),
    inference(spm,[status(thm)],[c_0_11,c_0_12]) ).

cnf(c_0_14,plain,
    ( in(X3,esk4_3(X2,X1,X3))
    | X1 != union(X2)
    | ~ in(X3,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_15,negated_conjecture,
    ( in(X1,X2)
    | X2 != union(esk2_0)
    | X3 != union(esk1_0)
    | ~ in(X1,X3) ),
    inference(spm,[status(thm)],[c_0_13,c_0_14]) ).

cnf(c_0_16,negated_conjecture,
    ( in(X1,union(esk2_0))
    | X2 != union(esk1_0)
    | ~ in(X1,X2) ),
    inference(er,[status(thm)],[c_0_15]) ).

cnf(c_0_17,plain,
    ( subset(X1,X2)
    | ~ in(esk3_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_18,negated_conjecture,
    ( in(X1,union(esk2_0))
    | ~ in(X1,union(esk1_0)) ),
    inference(er,[status(thm)],[c_0_16]) ).

cnf(c_0_19,negated_conjecture,
    ( subset(X1,union(esk2_0))
    | ~ in(esk3_2(X1,union(esk2_0)),union(esk1_0)) ),
    inference(spm,[status(thm)],[c_0_17,c_0_18]) ).

cnf(c_0_20,plain,
    ( subset(X1,X2)
    | in(esk3_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_21,negated_conjecture,
    ~ subset(union(esk1_0),union(esk2_0)),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_22,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_20]),c_0_21]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : SET942+1 : TPTP v8.1.0. Released v3.2.0.
% 0.03/0.12  % Command  : run_ET %s %d
% 0.12/0.33  % Computer : n028.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Sun Jul 10 20:26:42 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.21/1.39  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.21/1.39  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.21/1.39  # Preprocessing time       : 0.015 s
% 0.21/1.39  
% 0.21/1.39  # Proof found!
% 0.21/1.39  # SZS status Theorem
% 0.21/1.39  # SZS output start CNFRefutation
% See solution above
% 0.21/1.39  # Proof object total steps             : 23
% 0.21/1.39  # Proof object clause steps            : 16
% 0.21/1.39  # Proof object formula steps           : 7
% 0.21/1.39  # Proof object conjectures             : 13
% 0.21/1.39  # Proof object clause conjectures      : 10
% 0.21/1.39  # Proof object formula conjectures     : 3
% 0.21/1.39  # Proof object initial clauses used    : 8
% 0.21/1.39  # Proof object initial formulas used   : 3
% 0.21/1.39  # Proof object generating inferences   : 8
% 0.21/1.39  # Proof object simplifying inferences  : 1
% 0.21/1.39  # Training examples: 0 positive, 0 negative
% 0.21/1.39  # Parsed axioms                        : 7
% 0.21/1.39  # Removed by relevancy pruning/SinE    : 2
% 0.21/1.39  # Initial clauses                      : 13
% 0.21/1.39  # Removed in clause preprocessing      : 0
% 0.21/1.39  # Initial clauses in saturation        : 13
% 0.21/1.39  # Processed clauses                    : 39
% 0.21/1.39  # ...of these trivial                  : 0
% 0.21/1.39  # ...subsumed                          : 1
% 0.21/1.39  # ...remaining for further processing  : 38
% 0.21/1.39  # Other redundant clauses eliminated   : 0
% 0.21/1.39  # Clauses deleted for lack of memory   : 0
% 0.21/1.39  # Backward-subsumed                    : 0
% 0.21/1.39  # Backward-rewritten                   : 0
% 0.21/1.39  # Generated clauses                    : 79
% 0.21/1.39  # ...of the previous two non-trivial   : 74
% 0.21/1.39  # Contextual simplify-reflections      : 0
% 0.21/1.39  # Paramodulations                      : 77
% 0.21/1.39  # Factorizations                       : 0
% 0.21/1.39  # Equation resolutions                 : 2
% 0.21/1.39  # Current number of processed clauses  : 38
% 0.21/1.39  #    Positive orientable unit clauses  : 2
% 0.21/1.39  #    Positive unorientable unit clauses: 0
% 0.21/1.39  #    Negative unit clauses             : 2
% 0.21/1.39  #    Non-unit-clauses                  : 34
% 0.21/1.39  # Current number of unprocessed clauses: 48
% 0.21/1.39  # ...number of literals in the above   : 220
% 0.21/1.39  # Current number of archived formulas  : 0
% 0.21/1.39  # Current number of archived clauses   : 0
% 0.21/1.39  # Clause-clause subsumption calls (NU) : 234
% 0.21/1.39  # Rec. Clause-clause subsumption calls : 137
% 0.21/1.39  # Non-unit clause-clause subsumptions  : 1
% 0.21/1.39  # Unit Clause-clause subsumption calls : 5
% 0.21/1.39  # Rewrite failures with RHS unbound    : 0
% 0.21/1.39  # BW rewrite match attempts            : 1
% 0.21/1.39  # BW rewrite match successes           : 0
% 0.21/1.39  # Condensation attempts                : 0
% 0.21/1.39  # Condensation successes               : 0
% 0.21/1.39  # Termbank termtop insertions          : 1966
% 0.21/1.39  
% 0.21/1.39  # -------------------------------------------------
% 0.21/1.39  # User time                : 0.015 s
% 0.21/1.39  # System time              : 0.003 s
% 0.21/1.39  # Total time               : 0.018 s
% 0.21/1.39  # Maximum resident set size: 2772 pages
%------------------------------------------------------------------------------