TSTP Solution File: SEU154+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SEU154+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n008.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 09:17:13 EDT 2022

% Result   : Theorem 0.23s 1.41s
% Output   : CNFRefutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    7
% Syntax   : Number of formulae    :   34 (  10 unt;   0 def)
%            Number of atoms       :  104 (  39 equ)
%            Maximal formula atoms :   20 (   3 avg)
%            Number of connectives :  106 (  36   ~;  48   |;  13   &)
%                                         (   6 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   3 con; 0-3 aty)
%            Number of variables   :   81 (  15 sgn  45   !;   0   ?)

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

fof(t2_xboole_1,axiom,
    ! [X1] : subset(empty_set,X1),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t2_xboole_1) ).

fof(d3_xboole_0,axiom,
    ! [X1,X2,X3] :
      ( X3 = set_intersection2(X1,X2)
    <=> ! [X4] :
          ( in(X4,X3)
        <=> ( in(X4,X1)
            & in(X4,X2) ) ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d3_xboole_0) ).

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

fof(l28_zfmisc_1,conjecture,
    ! [X1,X2] :
      ( ~ in(X1,X2)
     => disjoint(singleton(X1),X2) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',l28_zfmisc_1) ).

fof(d7_xboole_0,axiom,
    ! [X1,X2] :
      ( disjoint(X1,X2)
    <=> set_intersection2(X1,X2) = empty_set ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d7_xboole_0) ).

fof(commutativity_k3_xboole_0,axiom,
    ! [X1,X2] : set_intersection2(X1,X2) = set_intersection2(X2,X1),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',commutativity_k3_xboole_0) ).

fof(c_0_7,plain,
    ! [X4,X5,X6,X4,X5] :
      ( ( ~ subset(X4,X5)
        | ~ in(X6,X4)
        | in(X6,X5) )
      & ( in(esk4_2(X4,X5),X4)
        | subset(X4,X5) )
      & ( ~ in(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)],[d3_tarski])])])])])])]) ).

fof(c_0_8,plain,
    ! [X2] : subset(empty_set,X2),
    inference(variable_rename,[status(thm)],[t2_xboole_1]) ).

cnf(c_0_9,plain,
    ( in(X1,X2)
    | ~ in(X1,X3)
    | ~ subset(X3,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_10,plain,
    subset(empty_set,X1),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

fof(c_0_11,plain,
    ! [X5,X6,X7,X8,X8,X5,X6,X7] :
      ( ( in(X8,X5)
        | ~ in(X8,X7)
        | X7 != set_intersection2(X5,X6) )
      & ( in(X8,X6)
        | ~ in(X8,X7)
        | X7 != set_intersection2(X5,X6) )
      & ( ~ in(X8,X5)
        | ~ in(X8,X6)
        | in(X8,X7)
        | X7 != set_intersection2(X5,X6) )
      & ( ~ in(esk5_3(X5,X6,X7),X7)
        | ~ in(esk5_3(X5,X6,X7),X5)
        | ~ in(esk5_3(X5,X6,X7),X6)
        | X7 = set_intersection2(X5,X6) )
      & ( in(esk5_3(X5,X6,X7),X5)
        | in(esk5_3(X5,X6,X7),X7)
        | X7 = set_intersection2(X5,X6) )
      & ( in(esk5_3(X5,X6,X7),X6)
        | in(esk5_3(X5,X6,X7),X7)
        | X7 = set_intersection2(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)],[d3_xboole_0])])])])])])]) ).

cnf(c_0_12,plain,
    ( in(X1,X2)
    | ~ in(X1,empty_set) ),
    inference(spm,[status(thm)],[c_0_9,c_0_10]) ).

cnf(c_0_13,plain,
    ( X1 = set_intersection2(X2,X3)
    | in(esk5_3(X2,X3,X1),X1)
    | in(esk5_3(X2,X3,X1),X3) ),
    inference(split_conjunct,[status(thm)],[c_0_11]) ).

fof(c_0_14,plain,
    ! [X4,X5,X6,X6,X4,X5] :
      ( ( ~ in(X6,X5)
        | X6 = X4
        | X5 != singleton(X4) )
      & ( X6 != X4
        | in(X6,X5)
        | X5 != singleton(X4) )
      & ( ~ in(esk3_2(X4,X5),X5)
        | esk3_2(X4,X5) != X4
        | X5 = singleton(X4) )
      & ( in(esk3_2(X4,X5),X5)
        | esk3_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])])])])])])]) ).

cnf(c_0_15,plain,
    ( set_intersection2(X1,X2) = empty_set
    | in(esk5_3(X1,X2,empty_set),X2)
    | in(esk5_3(X1,X2,empty_set),X3) ),
    inference(spm,[status(thm)],[c_0_12,c_0_13]) ).

fof(c_0_16,negated_conjecture,
    ~ ! [X1,X2] :
        ( ~ in(X1,X2)
       => disjoint(singleton(X1),X2) ),
    inference(assume_negation,[status(cth)],[l28_zfmisc_1]) ).

cnf(c_0_17,plain,
    ( X1 = set_intersection2(X2,X3)
    | in(esk5_3(X2,X3,X1),X1)
    | in(esk5_3(X2,X3,X1),X2) ),
    inference(split_conjunct,[status(thm)],[c_0_11]) ).

cnf(c_0_18,plain,
    ( X3 = X2
    | X1 != singleton(X2)
    | ~ in(X3,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_14]) ).

cnf(c_0_19,plain,
    ( set_intersection2(X1,X2) = empty_set
    | in(esk5_3(X1,X2,empty_set),X2) ),
    inference(ef,[status(thm)],[c_0_15]) ).

fof(c_0_20,negated_conjecture,
    ( ~ in(esk1_0,esk2_0)
    & ~ disjoint(singleton(esk1_0),esk2_0) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(fof_simplification,[status(thm)],[c_0_16])])])]) ).

fof(c_0_21,plain,
    ! [X3,X4,X3,X4] :
      ( ( ~ disjoint(X3,X4)
        | set_intersection2(X3,X4) = empty_set )
      & ( set_intersection2(X3,X4) != empty_set
        | disjoint(X3,X4) ) ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[d7_xboole_0])])])]) ).

fof(c_0_22,plain,
    ! [X3,X4] : set_intersection2(X3,X4) = set_intersection2(X4,X3),
    inference(variable_rename,[status(thm)],[commutativity_k3_xboole_0]) ).

cnf(c_0_23,plain,
    ( set_intersection2(X1,X2) = empty_set
    | in(esk5_3(X1,X2,empty_set),X1)
    | in(esk5_3(X1,X2,empty_set),X3) ),
    inference(spm,[status(thm)],[c_0_12,c_0_17]) ).

cnf(c_0_24,plain,
    ( X1 = esk5_3(X2,X3,empty_set)
    | set_intersection2(X2,X3) = empty_set
    | X3 != singleton(X1) ),
    inference(spm,[status(thm)],[c_0_18,c_0_19]) ).

cnf(c_0_25,negated_conjecture,
    ~ disjoint(singleton(esk1_0),esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_20]) ).

cnf(c_0_26,plain,
    ( disjoint(X1,X2)
    | set_intersection2(X1,X2) != empty_set ),
    inference(split_conjunct,[status(thm)],[c_0_21]) ).

cnf(c_0_27,plain,
    set_intersection2(X1,X2) = set_intersection2(X2,X1),
    inference(split_conjunct,[status(thm)],[c_0_22]) ).

cnf(c_0_28,plain,
    ( set_intersection2(X1,X2) = empty_set
    | in(esk5_3(X1,X2,empty_set),X1) ),
    inference(ef,[status(thm)],[c_0_23]) ).

cnf(c_0_29,plain,
    ( esk5_3(X1,singleton(X2),empty_set) = X2
    | set_intersection2(X1,singleton(X2)) = empty_set ),
    inference(er,[status(thm)],[c_0_24]) ).

cnf(c_0_30,negated_conjecture,
    set_intersection2(esk2_0,singleton(esk1_0)) != empty_set,
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_26]),c_0_27]) ).

cnf(c_0_31,plain,
    ( set_intersection2(X1,singleton(X2)) = empty_set
    | in(X2,X1) ),
    inference(spm,[status(thm)],[c_0_28,c_0_29]) ).

cnf(c_0_32,negated_conjecture,
    ~ in(esk1_0,esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_20]) ).

cnf(c_0_33,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_30,c_0_31]),c_0_32]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SEU154+1 : TPTP v8.1.0. Released v3.3.0.
% 0.03/0.13  % Command  : run_ET %s %d
% 0.14/0.34  % Computer : n008.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 600
% 0.14/0.34  % DateTime : Sun Jun 19 12:01:07 EDT 2022
% 0.14/0.34  % CPUTime  : 
% 0.23/1.41  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.23/1.41  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.23/1.41  # Preprocessing time       : 0.016 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             : 34
% 0.23/1.41  # Proof object clause steps            : 19
% 0.23/1.41  # Proof object formula steps           : 15
% 0.23/1.41  # Proof object conjectures             : 7
% 0.23/1.41  # Proof object clause conjectures      : 4
% 0.23/1.41  # Proof object formula conjectures     : 3
% 0.23/1.41  # Proof object initial clauses used    : 9
% 0.23/1.41  # Proof object initial formulas used   : 7
% 0.23/1.41  # Proof object generating inferences   : 10
% 0.23/1.41  # Proof object simplifying inferences  : 2
% 0.23/1.41  # Training examples: 0 positive, 0 negative
% 0.23/1.41  # Parsed axioms                        : 18
% 0.23/1.41  # Removed by relevancy pruning/SinE    : 3
% 0.23/1.41  # Initial clauses                      : 29
% 0.23/1.41  # Removed in clause preprocessing      : 0
% 0.23/1.41  # Initial clauses in saturation        : 29
% 0.23/1.41  # Processed clauses                    : 1029
% 0.23/1.41  # ...of these trivial                  : 21
% 0.23/1.41  # ...subsumed                          : 710
% 0.23/1.41  # ...remaining for further processing  : 298
% 0.23/1.41  # Other redundant clauses eliminated   : 224
% 0.23/1.41  # Clauses deleted for lack of memory   : 0
% 0.23/1.41  # Backward-subsumed                    : 15
% 0.23/1.41  # Backward-rewritten                   : 3
% 0.23/1.41  # Generated clauses                    : 7693
% 0.23/1.41  # ...of the previous two non-trivial   : 6621
% 0.23/1.41  # Contextual simplify-reflections      : 513
% 0.23/1.41  # Paramodulations                      : 7387
% 0.23/1.41  # Factorizations                       : 50
% 0.23/1.41  # Equation resolutions                 : 256
% 0.23/1.41  # Current number of processed clauses  : 277
% 0.23/1.41  #    Positive orientable unit clauses  : 12
% 0.23/1.41  #    Positive unorientable unit clauses: 1
% 0.23/1.41  #    Negative unit clauses             : 11
% 0.23/1.41  #    Non-unit-clauses                  : 253
% 0.23/1.41  # Current number of unprocessed clauses: 5292
% 0.23/1.41  # ...number of literals in the above   : 24105
% 0.23/1.41  # Current number of archived formulas  : 0
% 0.23/1.41  # Current number of archived clauses   : 18
% 0.23/1.41  # Clause-clause subsumption calls (NU) : 26611
% 0.23/1.41  # Rec. Clause-clause subsumption calls : 18511
% 0.23/1.41  # Non-unit clause-clause subsumptions  : 1091
% 0.23/1.41  # Unit Clause-clause subsumption calls : 225
% 0.23/1.41  # Rewrite failures with RHS unbound    : 0
% 0.23/1.41  # BW rewrite match attempts            : 15
% 0.23/1.41  # BW rewrite match successes           : 7
% 0.23/1.41  # Condensation attempts                : 0
% 0.23/1.41  # Condensation successes               : 0
% 0.23/1.41  # Termbank termtop insertions          : 102163
% 0.23/1.41  
% 0.23/1.41  # -------------------------------------------------
% 0.23/1.41  # User time                : 0.165 s
% 0.23/1.41  # System time              : 0.009 s
% 0.23/1.41  # Total time               : 0.174 s
% 0.23/1.41  # Maximum resident set size: 7796 pages
% 0.23/23.42  eprover: CPU time limit exceeded, terminating
% 0.23/23.43  eprover: Cannot stat file /export/starexec/sandbox/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/sandbox/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/sandbox/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/sandbox/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/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.23/23.46  eprover: No such file or directory
% 0.23/23.46  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.23/23.46  eprover: No such file or directory
% 0.23/23.47  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.23/23.47  eprover: No such file or directory
% 0.23/23.47  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.23/23.47  eprover: No such file or directory
% 0.23/23.48  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.23/23.48  eprover: No such file or directory
% 0.23/23.49  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.23/23.49  eprover: No such file or directory
% 0.23/23.49  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.23/23.49  eprover: No such file or directory
%------------------------------------------------------------------------------