TSTP Solution File: SEU145+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SEU145+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n012.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 09:17:07 EDT 2022

% Result   : Theorem 0.23s 1.41s
% Output   : CNFRefutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   58 (  10 unt;   0 def)
%            Number of atoms       :  164 (  54 equ)
%            Maximal formula atoms :   20 (   2 avg)
%            Number of connectives :  168 (  62   ~;  85   |;  13   &)
%                                         (   5 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   16 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   3 con; 0-3 aty)
%            Number of variables   :  125 (  14 sgn  35   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(d4_xboole_0,axiom,
    ! [X1,X2,X3] :
      ( X3 = set_difference(X1,X2)
    <=> ! [X4] :
          ( in(X4,X3)
        <=> ( in(X4,X1)
            & ~ in(X4,X2) ) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d4_xboole_0) ).

fof(d1_tarski,axiom,
    ! [X1,X2] :
      ( X2 = singleton(X1)
    <=> ! [X3] :
          ( in(X3,X2)
        <=> X3 = X1 ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d1_tarski) ).

fof(l3_zfmisc_1,conjecture,
    ! [X1,X2,X3] :
      ( subset(X1,X2)
     => ( in(X3,X1)
        | subset(X1,set_difference(X2,singleton(X3))) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',l3_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(c_0_4,plain,
    ! [X5,X6,X7,X8,X8,X5,X6,X7] :
      ( ( in(X8,X5)
        | ~ in(X8,X7)
        | X7 != set_difference(X5,X6) )
      & ( ~ in(X8,X6)
        | ~ in(X8,X7)
        | X7 != set_difference(X5,X6) )
      & ( ~ in(X8,X5)
        | in(X8,X6)
        | in(X8,X7)
        | X7 != set_difference(X5,X6) )
      & ( ~ in(esk3_3(X5,X6,X7),X7)
        | ~ in(esk3_3(X5,X6,X7),X5)
        | in(esk3_3(X5,X6,X7),X6)
        | X7 = set_difference(X5,X6) )
      & ( in(esk3_3(X5,X6,X7),X5)
        | in(esk3_3(X5,X6,X7),X7)
        | X7 = set_difference(X5,X6) )
      & ( ~ in(esk3_3(X5,X6,X7),X6)
        | in(esk3_3(X5,X6,X7),X7)
        | X7 = set_difference(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)],[inference(fof_simplification,[status(thm)],[d4_xboole_0])])])])])])])]) ).

fof(c_0_5,plain,
    ! [X4,X5,X6,X6,X4,X5] :
      ( ( ~ in(X6,X5)
        | X6 = X4
        | X5 != singleton(X4) )
      & ( X6 != X4
        | in(X6,X5)
        | X5 != singleton(X4) )
      & ( ~ in(esk1_2(X4,X5),X5)
        | esk1_2(X4,X5) != X4
        | X5 = singleton(X4) )
      & ( in(esk1_2(X4,X5),X5)
        | esk1_2(X4,X5) = X4
        | X5 = singleton(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)],[d1_tarski])])])])])])]) ).

fof(c_0_6,negated_conjecture,
    ~ ! [X1,X2,X3] :
        ( subset(X1,X2)
       => ( in(X3,X1)
          | subset(X1,set_difference(X2,singleton(X3))) ) ),
    inference(assume_negation,[status(cth)],[l3_zfmisc_1]) ).

cnf(c_0_7,plain,
    ( X1 = set_difference(X2,X3)
    | in(esk3_3(X2,X3,X1),X1)
    | ~ in(esk3_3(X2,X3,X1),X3) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_8,plain,
    ( X1 = set_difference(X2,X3)
    | in(esk3_3(X2,X3,X1),X1)
    | in(esk3_3(X2,X3,X1),X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_9,plain,
    ( X1 != set_difference(X2,X3)
    | ~ in(X4,X1)
    | ~ in(X4,X3) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_10,plain,
    ( in(X3,X1)
    | X1 != singleton(X2)
    | X3 != X2 ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

fof(c_0_11,plain,
    ! [X4,X5,X6,X4,X5] :
      ( ( ~ subset(X4,X5)
        | ~ in(X6,X4)
        | in(X6,X5) )
      & ( in(esk2_2(X4,X5),X4)
        | subset(X4,X5) )
      & ( ~ in(esk2_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_12,negated_conjecture,
    ( subset(esk4_0,esk5_0)
    & ~ in(esk6_0,esk4_0)
    & ~ subset(esk4_0,set_difference(esk5_0,singleton(esk6_0))) ),
    inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_6])])])]) ).

cnf(c_0_13,plain,
    ( X3 = X2
    | X1 != singleton(X2)
    | ~ in(X3,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_14,plain,
    ( X1 = set_difference(X2,X2)
    | in(esk3_3(X2,X2,X1),X1) ),
    inference(spm,[status(thm)],[c_0_7,c_0_8]) ).

cnf(c_0_15,plain,
    ( ~ in(X1,set_difference(X2,X3))
    | ~ in(X1,X3) ),
    inference(er,[status(thm)],[c_0_9]) ).

cnf(c_0_16,plain,
    ( in(X1,X2)
    | X2 != singleton(X1) ),
    inference(er,[status(thm)],[c_0_10]) ).

cnf(c_0_17,plain,
    ( in(X1,X2)
    | ~ in(X1,X3)
    | ~ subset(X3,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_11]) ).

cnf(c_0_18,negated_conjecture,
    subset(esk4_0,esk5_0),
    inference(split_conjunct,[status(thm)],[c_0_12]) ).

cnf(c_0_19,plain,
    ( subset(X1,X2)
    | in(esk2_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_11]) ).

cnf(c_0_20,plain,
    ( X1 = set_difference(X2,X3)
    | in(esk3_3(X2,X3,X1),X3)
    | ~ in(esk3_3(X2,X3,X1),X2)
    | ~ in(esk3_3(X2,X3,X1),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_21,plain,
    ( set_difference(X1,X2) = X1
    | in(esk3_3(X1,X2,X1),X1) ),
    inference(ef,[status(thm)],[c_0_8]) ).

cnf(c_0_22,plain,
    ( X1 = esk3_3(X2,X2,X3)
    | X3 = set_difference(X2,X2)
    | X3 != singleton(X1) ),
    inference(spm,[status(thm)],[c_0_13,c_0_14]) ).

cnf(c_0_23,plain,
    ( set_difference(X1,X2) != singleton(X3)
    | ~ in(X3,X2) ),
    inference(spm,[status(thm)],[c_0_15,c_0_16]) ).

cnf(c_0_24,plain,
    ( subset(X1,X2)
    | ~ in(esk2_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[c_0_11]) ).

cnf(c_0_25,negated_conjecture,
    ( in(X1,esk5_0)
    | ~ in(X1,esk4_0) ),
    inference(spm,[status(thm)],[c_0_17,c_0_18]) ).

cnf(c_0_26,plain,
    ( X1 = esk2_2(X2,X3)
    | subset(X2,X3)
    | X2 != singleton(X1) ),
    inference(spm,[status(thm)],[c_0_13,c_0_19]) ).

cnf(c_0_27,plain,
    ( set_difference(X1,X2) = X1
    | in(esk3_3(X1,X2,X1),X2) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_20,c_0_21]),c_0_21]) ).

cnf(c_0_28,plain,
    ( X1 = set_difference(X2,X3)
    | in(esk3_3(X2,X3,X1),X1)
    | singleton(esk3_3(X2,X3,X1)) != X3 ),
    inference(spm,[status(thm)],[c_0_7,c_0_16]) ).

cnf(c_0_29,plain,
    ( esk3_3(X1,X1,singleton(X2)) = X2
    | singleton(X2) = set_difference(X1,X1) ),
    inference(er,[status(thm)],[c_0_22]) ).

cnf(c_0_30,plain,
    ( set_difference(X1,X2) != singleton(X3)
    | X2 != singleton(X3) ),
    inference(spm,[status(thm)],[c_0_23,c_0_16]) ).

cnf(c_0_31,negated_conjecture,
    ( subset(X1,esk5_0)
    | ~ in(esk2_2(X1,esk5_0),esk4_0) ),
    inference(spm,[status(thm)],[c_0_24,c_0_25]) ).

cnf(c_0_32,plain,
    ( esk2_2(singleton(X1),X2) = X1
    | subset(singleton(X1),X2) ),
    inference(er,[status(thm)],[c_0_26]) ).

cnf(c_0_33,plain,
    ( X1 = esk3_3(X2,X3,X2)
    | set_difference(X2,X3) = X2
    | X3 != singleton(X1) ),
    inference(spm,[status(thm)],[c_0_13,c_0_27]) ).

cnf(c_0_34,plain,
    ( in(X1,singleton(X1))
    | singleton(X1) != X2 ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_28,c_0_29]),c_0_30]) ).

cnf(c_0_35,negated_conjecture,
    ( subset(singleton(X1),esk5_0)
    | ~ in(X1,esk4_0) ),
    inference(spm,[status(thm)],[c_0_31,c_0_32]) ).

cnf(c_0_36,plain,
    ( esk3_3(X1,singleton(X2),X1) = X2
    | set_difference(X1,singleton(X2)) = X1 ),
    inference(er,[status(thm)],[c_0_33]) ).

cnf(c_0_37,plain,
    in(X1,singleton(X1)),
    inference(er,[status(thm)],[c_0_34]) ).

cnf(c_0_38,negated_conjecture,
    ( subset(singleton(esk2_2(esk4_0,X1)),esk5_0)
    | subset(esk4_0,X1) ),
    inference(spm,[status(thm)],[c_0_35,c_0_19]) ).

cnf(c_0_39,negated_conjecture,
    ~ subset(esk4_0,set_difference(esk5_0,singleton(esk6_0))),
    inference(split_conjunct,[status(thm)],[c_0_12]) ).

cnf(c_0_40,plain,
    ( set_difference(X1,singleton(X2)) = X1
    | in(X2,X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_36]),c_0_37])]) ).

cnf(c_0_41,plain,
    ( in(X4,X1)
    | in(X4,X3)
    | X1 != set_difference(X2,X3)
    | ~ in(X4,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_42,negated_conjecture,
    ( subset(esk4_0,X1)
    | in(X2,esk5_0)
    | ~ in(X2,singleton(esk2_2(esk4_0,X1))) ),
    inference(spm,[status(thm)],[c_0_17,c_0_38]) ).

cnf(c_0_43,plain,
    ( subset(singleton(X1),X2)
    | ~ in(X1,X2) ),
    inference(spm,[status(thm)],[c_0_24,c_0_32]) ).

cnf(c_0_44,negated_conjecture,
    in(esk6_0,esk5_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_39,c_0_40]),c_0_18])]) ).

cnf(c_0_45,plain,
    ( in(X1,set_difference(X2,X3))
    | in(X1,X3)
    | ~ in(X1,X2) ),
    inference(er,[status(thm)],[c_0_41]) ).

cnf(c_0_46,negated_conjecture,
    ( subset(esk4_0,X1)
    | in(X2,esk5_0)
    | singleton(esk2_2(esk4_0,X1)) != singleton(X2) ),
    inference(spm,[status(thm)],[c_0_42,c_0_16]) ).

cnf(c_0_47,negated_conjecture,
    subset(singleton(esk6_0),esk5_0),
    inference(spm,[status(thm)],[c_0_43,c_0_44]) ).

cnf(c_0_48,plain,
    ( subset(X1,set_difference(X2,X3))
    | in(esk2_2(X1,set_difference(X2,X3)),X3)
    | ~ in(esk2_2(X1,set_difference(X2,X3)),X2) ),
    inference(spm,[status(thm)],[c_0_24,c_0_45]) ).

cnf(c_0_49,negated_conjecture,
    ( subset(esk4_0,X1)
    | in(esk2_2(esk4_0,X1),esk5_0) ),
    inference(er,[status(thm)],[c_0_46]) ).

cnf(c_0_50,negated_conjecture,
    ( in(X1,esk5_0)
    | ~ in(X1,singleton(esk6_0)) ),
    inference(spm,[status(thm)],[c_0_17,c_0_47]) ).

cnf(c_0_51,negated_conjecture,
    ( subset(esk4_0,set_difference(esk5_0,X1))
    | in(esk2_2(esk4_0,set_difference(esk5_0,X1)),X1) ),
    inference(spm,[status(thm)],[c_0_48,c_0_49]) ).

cnf(c_0_52,negated_conjecture,
    in(esk2_2(esk4_0,set_difference(esk5_0,singleton(esk6_0))),esk5_0),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_50,c_0_51]),c_0_39]) ).

cnf(c_0_53,negated_conjecture,
    in(esk2_2(esk4_0,set_difference(esk5_0,singleton(esk6_0))),singleton(esk6_0)),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_48,c_0_52]),c_0_39]) ).

cnf(c_0_54,negated_conjecture,
    ( X1 = esk2_2(esk4_0,set_difference(esk5_0,singleton(esk6_0)))
    | singleton(esk6_0) != singleton(X1) ),
    inference(spm,[status(thm)],[c_0_13,c_0_53]) ).

cnf(c_0_55,negated_conjecture,
    esk2_2(esk4_0,set_difference(esk5_0,singleton(esk6_0))) = esk6_0,
    inference(er,[status(thm)],[c_0_54]) ).

cnf(c_0_56,negated_conjecture,
    ~ in(esk6_0,esk4_0),
    inference(split_conjunct,[status(thm)],[c_0_12]) ).

cnf(c_0_57,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_55]),c_0_39]),c_0_56]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SEU145+1 : TPTP v8.1.0. Released v3.3.0.
% 0.07/0.13  % Command  : run_ET %s %d
% 0.13/0.33  % Computer : n012.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Sun Jun 19 07:59:08 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.23/1.41  # Running protocol protocol_eprover_29fa5c60d0ee03ec4f64b055553dc135fbe4ee3a for 23 seconds:
% 0.23/1.41  # Preprocessing time       : 0.015 s
% 0.23/1.41  
% 0.23/1.41  # Proof found!
% 0.23/1.41  # SZS status Theorem
% 0.23/1.41  # SZS output start CNFRefutation
% See solution above
% 0.23/1.41  # Proof object total steps             : 58
% 0.23/1.41  # Proof object clause steps            : 49
% 0.23/1.41  # Proof object formula steps           : 9
% 0.23/1.41  # Proof object conjectures             : 22
% 0.23/1.41  # Proof object clause conjectures      : 19
% 0.23/1.41  # Proof object formula conjectures     : 3
% 0.23/1.41  # Proof object initial clauses used    : 13
% 0.23/1.41  # Proof object initial formulas used   : 4
% 0.23/1.41  # Proof object generating inferences   : 35
% 0.23/1.41  # Proof object simplifying inferences  : 11
% 0.23/1.41  # Training examples: 0 positive, 0 negative
% 0.23/1.41  # Parsed axioms                        : 8
% 0.23/1.41  # Removed by relevancy pruning/SinE    : 0
% 0.23/1.41  # Initial clauses                      : 20
% 0.23/1.41  # Removed in clause preprocessing      : 2
% 0.23/1.41  # Initial clauses in saturation        : 18
% 0.23/1.41  # Processed clauses                    : 1140
% 0.23/1.41  # ...of these trivial                  : 10
% 0.23/1.41  # ...subsumed                          : 606
% 0.23/1.41  # ...remaining for further processing  : 524
% 0.23/1.41  # Other redundant clauses eliminated   : 8
% 0.23/1.41  # Clauses deleted for lack of memory   : 0
% 0.23/1.41  # Backward-subsumed                    : 14
% 0.23/1.41  # Backward-rewritten                   : 44
% 0.23/1.41  # Generated clauses                    : 6494
% 0.23/1.41  # ...of the previous two non-trivial   : 6243
% 0.23/1.41  # Contextual simplify-reflections      : 385
% 0.23/1.41  # Paramodulations                      : 6376
% 0.23/1.41  # Factorizations                       : 46
% 0.23/1.41  # Equation resolutions                 : 63
% 0.23/1.41  # Current number of processed clauses  : 462
% 0.23/1.41  #    Positive orientable unit clauses  : 13
% 0.23/1.41  #    Positive unorientable unit clauses: 0
% 0.23/1.41  #    Negative unit clauses             : 19
% 0.23/1.41  #    Non-unit-clauses                  : 430
% 0.23/1.41  # Current number of unprocessed clauses: 4901
% 0.23/1.41  # ...number of literals in the above   : 18094
% 0.23/1.41  # Current number of archived formulas  : 0
% 0.23/1.41  # Current number of archived clauses   : 58
% 0.23/1.41  # Clause-clause subsumption calls (NU) : 43429
% 0.23/1.41  # Rec. Clause-clause subsumption calls : 27556
% 0.23/1.41  # Non-unit clause-clause subsumptions  : 877
% 0.23/1.41  # Unit Clause-clause subsumption calls : 2092
% 0.23/1.41  # Rewrite failures with RHS unbound    : 0
% 0.23/1.41  # BW rewrite match attempts            : 66
% 0.23/1.41  # BW rewrite match successes           : 9
% 0.23/1.41  # Condensation attempts                : 0
% 0.23/1.41  # Condensation successes               : 0
% 0.23/1.41  # Termbank termtop insertions          : 111312
% 0.23/1.41  
% 0.23/1.41  # -------------------------------------------------
% 0.23/1.41  # User time                : 0.156 s
% 0.23/1.41  # System time              : 0.002 s
% 0.23/1.41  # Total time               : 0.158 s
% 0.23/1.41  # Maximum resident set size: 8052 pages
% 0.23/23.41  eprover: CPU time limit exceeded, terminating
% 0.23/23.42  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.42  eprover: No such file or directory
% 0.23/23.43  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.43  eprover: No such file or directory
% 0.23/23.43  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.43  eprover: No such file or directory
% 0.23/23.43  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.43  eprover: No such file or directory
% 0.23/23.44  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.44  eprover: No such file or directory
% 0.23/23.44  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.44  eprover: No such file or directory
% 0.23/23.44  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.44  eprover: No such file or directory
% 0.23/23.45  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.45  eprover: No such file or directory
% 0.23/23.45  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.45  eprover: No such file or directory
% 0.23/23.45  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.45  eprover: No such file or directory
% 0.23/23.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.23/23.46  eprover: No such file or directory
%------------------------------------------------------------------------------