TSTP Solution File: SEU257+2 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SEU257+2 : 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 09:18:22 EDT 2022

% Result   : Theorem 0.25s 1.43s
% Output   : CNFRefutation 0.25s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   44 (  10 unt;   0 def)
%            Number of atoms       :  141 (   0 equ)
%            Maximal formula atoms :   22 (   3 avg)
%            Number of connectives :  175 (  78   ~;  69   |;  11   &)
%                                         (   1 <=>;  16  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    8 (   7 usr;   1 prp; 0-1 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   48 (   6 sgn  30   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(t32_wellord1,conjecture,
    ! [X1,X2] :
      ( relation(X2)
     => ( well_ordering(X2)
       => well_ordering(relation_restriction(X2,X1)) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t32_wellord1) ).

fof(d4_wellord1,axiom,
    ! [X1] :
      ( relation(X1)
     => ( well_ordering(X1)
      <=> ( reflexive(X1)
          & transitive(X1)
          & antisymmetric(X1)
          & connected(X1)
          & well_founded_relation(X1) ) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',d4_wellord1) ).

fof(t22_wellord1,lemma,
    ! [X1,X2] :
      ( relation(X2)
     => ( reflexive(X2)
       => reflexive(relation_restriction(X2,X1)) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t22_wellord1) ).

fof(t24_wellord1,lemma,
    ! [X1,X2] :
      ( relation(X2)
     => ( transitive(X2)
       => transitive(relation_restriction(X2,X1)) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t24_wellord1) ).

fof(t25_wellord1,lemma,
    ! [X1,X2] :
      ( relation(X2)
     => ( antisymmetric(X2)
       => antisymmetric(relation_restriction(X2,X1)) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t25_wellord1) ).

fof(t31_wellord1,lemma,
    ! [X1,X2] :
      ( relation(X2)
     => ( well_founded_relation(X2)
       => well_founded_relation(relation_restriction(X2,X1)) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t31_wellord1) ).

fof(t23_wellord1,lemma,
    ! [X1,X2] :
      ( relation(X2)
     => ( connected(X2)
       => connected(relation_restriction(X2,X1)) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t23_wellord1) ).

fof(dt_k2_wellord1,axiom,
    ! [X1,X2] :
      ( relation(X1)
     => relation(relation_restriction(X1,X2)) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',dt_k2_wellord1) ).

fof(c_0_8,negated_conjecture,
    ~ ! [X1,X2] :
        ( relation(X2)
       => ( well_ordering(X2)
         => well_ordering(relation_restriction(X2,X1)) ) ),
    inference(assume_negation,[status(cth)],[t32_wellord1]) ).

fof(c_0_9,negated_conjecture,
    ( relation(esk2_0)
    & well_ordering(esk2_0)
    & ~ well_ordering(relation_restriction(esk2_0,esk1_0)) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_8])])]) ).

fof(c_0_10,plain,
    ! [X2] :
      ( ( reflexive(X2)
        | ~ well_ordering(X2)
        | ~ relation(X2) )
      & ( transitive(X2)
        | ~ well_ordering(X2)
        | ~ relation(X2) )
      & ( antisymmetric(X2)
        | ~ well_ordering(X2)
        | ~ relation(X2) )
      & ( connected(X2)
        | ~ well_ordering(X2)
        | ~ relation(X2) )
      & ( well_founded_relation(X2)
        | ~ well_ordering(X2)
        | ~ relation(X2) )
      & ( ~ reflexive(X2)
        | ~ transitive(X2)
        | ~ antisymmetric(X2)
        | ~ connected(X2)
        | ~ well_founded_relation(X2)
        | well_ordering(X2)
        | ~ relation(X2) ) ),
    inference(distribute,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[d4_wellord1])])]) ).

cnf(c_0_11,negated_conjecture,
    ~ well_ordering(relation_restriction(esk2_0,esk1_0)),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_12,plain,
    ( well_ordering(X1)
    | ~ relation(X1)
    | ~ well_founded_relation(X1)
    | ~ connected(X1)
    | ~ antisymmetric(X1)
    | ~ transitive(X1)
    | ~ reflexive(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

fof(c_0_13,lemma,
    ! [X3,X4] :
      ( ~ relation(X4)
      | ~ reflexive(X4)
      | reflexive(relation_restriction(X4,X3)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t22_wellord1])]) ).

cnf(c_0_14,plain,
    ( reflexive(X1)
    | ~ relation(X1)
    | ~ well_ordering(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_15,negated_conjecture,
    well_ordering(esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_16,negated_conjecture,
    relation(esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_17,negated_conjecture,
    ( ~ reflexive(relation_restriction(esk2_0,esk1_0))
    | ~ well_founded_relation(relation_restriction(esk2_0,esk1_0))
    | ~ transitive(relation_restriction(esk2_0,esk1_0))
    | ~ connected(relation_restriction(esk2_0,esk1_0))
    | ~ antisymmetric(relation_restriction(esk2_0,esk1_0))
    | ~ relation(relation_restriction(esk2_0,esk1_0)) ),
    inference(spm,[status(thm)],[c_0_11,c_0_12]) ).

cnf(c_0_18,lemma,
    ( reflexive(relation_restriction(X1,X2))
    | ~ reflexive(X1)
    | ~ relation(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

cnf(c_0_19,negated_conjecture,
    reflexive(esk2_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_14,c_0_15]),c_0_16])]) ).

fof(c_0_20,lemma,
    ! [X3,X4] :
      ( ~ relation(X4)
      | ~ transitive(X4)
      | transitive(relation_restriction(X4,X3)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t24_wellord1])]) ).

cnf(c_0_21,plain,
    ( transitive(X1)
    | ~ relation(X1)
    | ~ well_ordering(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_22,lemma,
    ( ~ well_founded_relation(relation_restriction(esk2_0,esk1_0))
    | ~ transitive(relation_restriction(esk2_0,esk1_0))
    | ~ connected(relation_restriction(esk2_0,esk1_0))
    | ~ antisymmetric(relation_restriction(esk2_0,esk1_0))
    | ~ relation(relation_restriction(esk2_0,esk1_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_17,c_0_18]),c_0_19]),c_0_16])]) ).

cnf(c_0_23,lemma,
    ( transitive(relation_restriction(X1,X2))
    | ~ transitive(X1)
    | ~ relation(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_20]) ).

cnf(c_0_24,negated_conjecture,
    transitive(esk2_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_21,c_0_15]),c_0_16])]) ).

fof(c_0_25,lemma,
    ! [X3,X4] :
      ( ~ relation(X4)
      | ~ antisymmetric(X4)
      | antisymmetric(relation_restriction(X4,X3)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t25_wellord1])]) ).

cnf(c_0_26,plain,
    ( antisymmetric(X1)
    | ~ relation(X1)
    | ~ well_ordering(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_27,lemma,
    ( ~ well_founded_relation(relation_restriction(esk2_0,esk1_0))
    | ~ connected(relation_restriction(esk2_0,esk1_0))
    | ~ antisymmetric(relation_restriction(esk2_0,esk1_0))
    | ~ relation(relation_restriction(esk2_0,esk1_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_23]),c_0_24]),c_0_16])]) ).

cnf(c_0_28,lemma,
    ( antisymmetric(relation_restriction(X1,X2))
    | ~ antisymmetric(X1)
    | ~ relation(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_25]) ).

cnf(c_0_29,negated_conjecture,
    antisymmetric(esk2_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_26,c_0_15]),c_0_16])]) ).

fof(c_0_30,lemma,
    ! [X3,X4] :
      ( ~ relation(X4)
      | ~ well_founded_relation(X4)
      | well_founded_relation(relation_restriction(X4,X3)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t31_wellord1])]) ).

cnf(c_0_31,plain,
    ( well_founded_relation(X1)
    | ~ relation(X1)
    | ~ well_ordering(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_32,lemma,
    ( ~ well_founded_relation(relation_restriction(esk2_0,esk1_0))
    | ~ connected(relation_restriction(esk2_0,esk1_0))
    | ~ relation(relation_restriction(esk2_0,esk1_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_28]),c_0_29]),c_0_16])]) ).

cnf(c_0_33,lemma,
    ( well_founded_relation(relation_restriction(X1,X2))
    | ~ well_founded_relation(X1)
    | ~ relation(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_30]) ).

cnf(c_0_34,negated_conjecture,
    well_founded_relation(esk2_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_31,c_0_15]),c_0_16])]) ).

fof(c_0_35,lemma,
    ! [X3,X4] :
      ( ~ relation(X4)
      | ~ connected(X4)
      | connected(relation_restriction(X4,X3)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t23_wellord1])]) ).

cnf(c_0_36,plain,
    ( connected(X1)
    | ~ relation(X1)
    | ~ well_ordering(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_37,lemma,
    ( ~ connected(relation_restriction(esk2_0,esk1_0))
    | ~ relation(relation_restriction(esk2_0,esk1_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_33]),c_0_34]),c_0_16])]) ).

cnf(c_0_38,lemma,
    ( connected(relation_restriction(X1,X2))
    | ~ connected(X1)
    | ~ relation(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_35]) ).

cnf(c_0_39,negated_conjecture,
    connected(esk2_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_36,c_0_15]),c_0_16])]) ).

fof(c_0_40,plain,
    ! [X3,X4] :
      ( ~ relation(X3)
      | relation(relation_restriction(X3,X4)) ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[dt_k2_wellord1])])])]) ).

cnf(c_0_41,lemma,
    ~ relation(relation_restriction(esk2_0,esk1_0)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_37,c_0_38]),c_0_39]),c_0_16])]) ).

cnf(c_0_42,plain,
    ( relation(relation_restriction(X1,X2))
    | ~ relation(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_40]) ).

cnf(c_0_43,lemma,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_41,c_0_42]),c_0_16])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SEU257+2 : TPTP v8.1.0. Released v3.3.0.
% 0.06/0.13  % Command  : run_ET %s %d
% 0.13/0.34  % Computer : n008.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun Jun 19 18:54:52 EDT 2022
% 0.13/0.34  % 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       : 0.033 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             : 44
% 0.25/1.43  # Proof object clause steps            : 27
% 0.25/1.43  # Proof object formula steps           : 17
% 0.25/1.43  # Proof object conjectures             : 12
% 0.25/1.43  # Proof object clause conjectures      : 9
% 0.25/1.43  # Proof object formula conjectures     : 3
% 0.25/1.43  # Proof object initial clauses used    : 15
% 0.25/1.43  # Proof object initial formulas used   : 8
% 0.25/1.43  # Proof object generating inferences   : 12
% 0.25/1.43  # Proof object simplifying inferences  : 27
% 0.25/1.43  # Training examples: 0 positive, 0 negative
% 0.25/1.43  # Parsed axioms                        : 316
% 0.25/1.43  # Removed by relevancy pruning/SinE    : 215
% 0.25/1.43  # Initial clauses                      : 234
% 0.25/1.43  # Removed in clause preprocessing      : 2
% 0.25/1.43  # Initial clauses in saturation        : 232
% 0.25/1.43  # Processed clauses                    : 261
% 0.25/1.43  # ...of these trivial                  : 3
% 0.25/1.43  # ...subsumed                          : 11
% 0.25/1.43  # ...remaining for further processing  : 247
% 0.25/1.43  # Other redundant clauses eliminated   : 6
% 0.25/1.43  # Clauses deleted for lack of memory   : 0
% 0.25/1.43  # Backward-subsumed                    : 5
% 0.25/1.43  # Backward-rewritten                   : 24
% 0.25/1.43  # Generated clauses                    : 1443
% 0.25/1.43  # ...of the previous two non-trivial   : 1382
% 0.25/1.43  # Contextual simplify-reflections      : 9
% 0.25/1.43  # Paramodulations                      : 1418
% 0.25/1.43  # Factorizations                       : 6
% 0.25/1.43  # Equation resolutions                 : 19
% 0.25/1.43  # Current number of processed clauses  : 215
% 0.25/1.43  #    Positive orientable unit clauses  : 20
% 0.25/1.43  #    Positive unorientable unit clauses: 1
% 0.25/1.43  #    Negative unit clauses             : 5
% 0.25/1.43  #    Non-unit-clauses                  : 189
% 0.25/1.43  # Current number of unprocessed clauses: 1165
% 0.25/1.43  # ...number of literals in the above   : 5786
% 0.25/1.43  # Current number of archived formulas  : 0
% 0.25/1.43  # Current number of archived clauses   : 29
% 0.25/1.43  # Clause-clause subsumption calls (NU) : 14345
% 0.25/1.43  # Rec. Clause-clause subsumption calls : 4917
% 0.25/1.43  # Non-unit clause-clause subsumptions  : 24
% 0.25/1.43  # Unit Clause-clause subsumption calls : 1526
% 0.25/1.43  # Rewrite failures with RHS unbound    : 0
% 0.25/1.43  # BW rewrite match attempts            : 1
% 0.25/1.43  # BW rewrite match successes           : 1
% 0.25/1.43  # Condensation attempts                : 0
% 0.25/1.43  # Condensation successes               : 0
% 0.25/1.43  # Termbank termtop insertions          : 42165
% 0.25/1.43  
% 0.25/1.43  # -------------------------------------------------
% 0.25/1.43  # User time                : 0.079 s
% 0.25/1.43  # System time              : 0.006 s
% 0.25/1.43  # Total time               : 0.085 s
% 0.25/1.43  # Maximum resident set size: 5612 pages
% 0.25/23.42  eprover: CPU time limit exceeded, terminating
% 0.25/23.43  eprover: CPU time limit exceeded, terminating
% 0.25/23.44  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.44  eprover: No such file or directory
% 0.25/23.44  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.44  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.44  eprover: No such file or directory
% 0.25/23.44  eprover: No such file or directory
% 0.25/23.45  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.45  eprover: No such file or directory
% 0.25/23.45  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.45  eprover: No such file or directory
% 0.25/23.45  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.45  eprover: No such file or directory
% 0.25/23.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.46  eprover: No such file or directory
% 0.25/23.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.46  eprover: No such file or directory
% 0.25/23.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.46  eprover: No such file or directory
% 0.25/23.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.46  eprover: No such file or directory
% 0.25/23.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.47  eprover: No such file or directory
% 0.25/23.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.47  eprover: No such file or directory
% 0.25/23.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.47  eprover: No such file or directory
% 0.25/23.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.47  eprover: No such file or directory
% 0.25/23.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.48  eprover: No such file or directory
% 0.25/23.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.48  eprover: No such file or directory
% 0.25/23.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.48  eprover: No such file or directory
% 0.25/23.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.49  eprover: No such file or directory
% 0.25/23.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.49  eprover: No such file or directory
% 0.25/23.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.49  eprover: No such file or directory
% 0.25/23.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.25/23.49  eprover: No such file or directory
% 0.25/23.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.25/23.50  eprover: No such file or directory
%------------------------------------------------------------------------------