TSTP Solution File: SET014+3 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SET014+3 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n017.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 00:47:40 EDT 2022

% Result   : Theorem 0.27s 1.46s
% Output   : CNFRefutation 0.27s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   21 (   4 unt;   0 def)
%            Number of atoms       :   56 (   0 equ)
%            Maximal formula atoms :    7 (   2 avg)
%            Number of connectives :   52 (  17   ~;  22   |;   8   &)
%                                         (   2 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   41 (   5 sgn  23   !;   0   ?)

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

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

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

fof(c_0_3,negated_conjecture,
    ~ ! [X1,X2,X3] :
        ( ( subset(X1,X2)
          & subset(X3,X2) )
       => subset(union(X1,X3),X2) ),
    inference(assume_negation,[status(cth)],[prove_union_subset]) ).

fof(c_0_4,plain,
    ! [X4,X5,X6,X4,X5] :
      ( ( ~ subset(X4,X5)
        | ~ member(X6,X4)
        | member(X6,X5) )
      & ( member(esk4_2(X4,X5),X4)
        | subset(X4,X5) )
      & ( ~ member(esk4_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)],[subset_defn])])])])])])]) ).

fof(c_0_5,negated_conjecture,
    ( subset(esk1_0,esk2_0)
    & subset(esk3_0,esk2_0)
    & ~ subset(union(esk1_0,esk3_0),esk2_0) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_3])])]) ).

cnf(c_0_6,plain,
    ( member(X1,X2)
    | ~ member(X1,X3)
    | ~ subset(X3,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_7,negated_conjecture,
    subset(esk3_0,esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

fof(c_0_8,plain,
    ! [X4,X5,X6,X4,X5,X6] :
      ( ( ~ member(X6,union(X4,X5))
        | member(X6,X4)
        | member(X6,X5) )
      & ( ~ member(X6,X4)
        | member(X6,union(X4,X5)) )
      & ( ~ member(X6,X5)
        | member(X6,union(X4,X5)) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[union_defn])])])])]) ).

cnf(c_0_9,negated_conjecture,
    subset(esk1_0,esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_10,plain,
    ( subset(X1,X2)
    | ~ member(esk4_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_11,negated_conjecture,
    ( member(X1,esk2_0)
    | ~ member(X1,esk3_0) ),
    inference(spm,[status(thm)],[c_0_6,c_0_7]) ).

cnf(c_0_12,plain,
    ( member(X1,X2)
    | member(X1,X3)
    | ~ member(X1,union(X3,X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_13,plain,
    ( subset(X1,X2)
    | member(esk4_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_14,negated_conjecture,
    ( member(X1,esk2_0)
    | ~ member(X1,esk1_0) ),
    inference(spm,[status(thm)],[c_0_6,c_0_9]) ).

cnf(c_0_15,negated_conjecture,
    ( subset(X1,esk2_0)
    | ~ member(esk4_2(X1,esk2_0),esk3_0) ),
    inference(spm,[status(thm)],[c_0_10,c_0_11]) ).

cnf(c_0_16,plain,
    ( subset(union(X1,X2),X3)
    | member(esk4_2(union(X1,X2),X3),X1)
    | member(esk4_2(union(X1,X2),X3),X2) ),
    inference(spm,[status(thm)],[c_0_12,c_0_13]) ).

cnf(c_0_17,negated_conjecture,
    ( subset(X1,esk2_0)
    | ~ member(esk4_2(X1,esk2_0),esk1_0) ),
    inference(spm,[status(thm)],[c_0_10,c_0_14]) ).

cnf(c_0_18,negated_conjecture,
    ( subset(union(X1,esk3_0),esk2_0)
    | member(esk4_2(union(X1,esk3_0),esk2_0),X1) ),
    inference(spm,[status(thm)],[c_0_15,c_0_16]) ).

cnf(c_0_19,negated_conjecture,
    ~ subset(union(esk1_0,esk3_0),esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_20,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_17,c_0_18]),c_0_19]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.14  % Problem  : SET014+3 : TPTP v8.1.0. Released v2.2.0.
% 0.04/0.15  % Command  : run_ET %s %d
% 0.15/0.36  % Computer : n017.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 600
% 0.15/0.36  % DateTime : Sun Jul 10 12:37:03 EDT 2022
% 0.15/0.37  % 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       : 0.015 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             : 21
% 0.27/1.46  # Proof object clause steps            : 14
% 0.27/1.46  # Proof object formula steps           : 7
% 0.27/1.46  # Proof object conjectures             : 12
% 0.27/1.46  # Proof object clause conjectures      : 9
% 0.27/1.46  # Proof object formula conjectures     : 3
% 0.27/1.46  # Proof object initial clauses used    : 7
% 0.27/1.46  # Proof object initial formulas used   : 3
% 0.27/1.46  # Proof object generating inferences   : 7
% 0.27/1.46  # Proof object simplifying inferences  : 1
% 0.27/1.46  # Training examples: 0 positive, 0 negative
% 0.27/1.46  # Parsed axioms                        : 6
% 0.27/1.46  # Removed by relevancy pruning/SinE    : 0
% 0.27/1.46  # Initial clauses                      : 15
% 0.27/1.46  # Removed in clause preprocessing      : 2
% 0.27/1.46  # Initial clauses in saturation        : 13
% 0.27/1.46  # Processed clauses                    : 707
% 0.27/1.46  # ...of these trivial                  : 56
% 0.27/1.46  # ...subsumed                          : 517
% 0.27/1.46  # ...remaining for further processing  : 134
% 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                    : 2
% 0.27/1.46  # Backward-rewritten                   : 5
% 0.27/1.46  # Generated clauses                    : 1262
% 0.27/1.46  # ...of the previous two non-trivial   : 1030
% 0.27/1.46  # Contextual simplify-reflections      : 39
% 0.27/1.46  # Paramodulations                      : 1248
% 0.27/1.46  # Factorizations                       : 14
% 0.27/1.46  # Equation resolutions                 : 0
% 0.27/1.46  # Current number of processed clauses  : 127
% 0.27/1.46  #    Positive orientable unit clauses  : 34
% 0.27/1.46  #    Positive unorientable unit clauses: 1
% 0.27/1.46  #    Negative unit clauses             : 1
% 0.27/1.46  #    Non-unit-clauses                  : 91
% 0.27/1.46  # Current number of unprocessed clauses: 313
% 0.27/1.46  # ...number of literals in the above   : 750
% 0.27/1.46  # Current number of archived formulas  : 0
% 0.27/1.46  # Current number of archived clauses   : 7
% 0.27/1.46  # Clause-clause subsumption calls (NU) : 5645
% 0.27/1.46  # Rec. Clause-clause subsumption calls : 5606
% 0.27/1.46  # Non-unit clause-clause subsumptions  : 558
% 0.27/1.46  # Unit Clause-clause subsumption calls : 57
% 0.27/1.46  # Rewrite failures with RHS unbound    : 0
% 0.27/1.46  # BW rewrite match attempts            : 73
% 0.27/1.46  # BW rewrite match successes           : 5
% 0.27/1.46  # Condensation attempts                : 0
% 0.27/1.46  # Condensation successes               : 0
% 0.27/1.46  # Termbank termtop insertions          : 14934
% 0.27/1.46  
% 0.27/1.46  # -------------------------------------------------
% 0.27/1.46  # User time                : 0.043 s
% 0.27/1.46  # System time              : 0.003 s
% 0.27/1.46  # Total time               : 0.046 s
% 0.27/1.46  # Maximum resident set size: 3292 pages
% 0.27/23.45  eprover: CPU time limit exceeded, terminating
% 0.27/23.47  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.47  eprover: No such file or directory
% 0.27/23.48  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.48  eprover: No such file or directory
% 0.27/23.48  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.48  eprover: No such file or directory
% 0.27/23.49  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.49  eprover: No such file or directory
% 0.27/23.49  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.49  eprover: No such file or directory
% 0.27/23.50  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.50  eprover: No such file or directory
% 0.27/23.51  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.51  eprover: No such file or directory
% 0.27/23.51  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.51  eprover: No such file or directory
% 0.27/23.52  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.52  eprover: No such file or directory
% 0.27/23.52  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.52  eprover: No such file or directory
% 0.27/23.53  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.27/23.53  eprover: No such file or directory
%------------------------------------------------------------------------------