TSTP Solution File: GRP774+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : GRP774+1 : TPTP v8.1.0. Released v4.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n005.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 : Sat Jul 16 09:03:37 EDT 2022

% Result   : Theorem 0.24s 1.43s
% Output   : CNFRefutation 0.24s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   43 (  34 unt;   0 def)
%            Number of atoms       :   62 (  42 equ)
%            Maximal formula atoms :    7 (   1 avg)
%            Number of connectives :   33 (  14   ~;   9   |;   7   &)
%                                         (   1 <=>;   2  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   2 avg)
%            Maximal term depth    :    8 (   2 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   4 con; 0-2 aty)
%            Number of variables   :   68 (   2 sgn  22   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(sos01,axiom,
    ! [X1,X2,X3] : product(product(X3,X2),X1) = product(X3,product(X2,X1)),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',sos01) ).

fof(sos02,axiom,
    ! [X3] : product(X3,X3) = X3,
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',sos02) ).

fof(goals,conjecture,
    ! [X6,X7,X8,X9] :
      ( ( d(X6,X7)
        & d(X8,X9) )
     => d(product(X6,X8),product(X7,X9)) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',goals) ).

fof(sos03,axiom,
    ! [X4,X5] :
      ( d(X4,X5)
    <=> ( product(X4,product(X5,X4)) = X4
        & product(X5,product(X4,X5)) = X5 ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',sos03) ).

fof(c_0_4,plain,
    ! [X4,X5,X6] : product(product(X6,X5),X4) = product(X6,product(X5,X4)),
    inference(variable_rename,[status(thm)],[sos01]) ).

fof(c_0_5,plain,
    ! [X4] : product(X4,X4) = X4,
    inference(variable_rename,[status(thm)],[sos02]) ).

fof(c_0_6,negated_conjecture,
    ~ ! [X6,X7,X8,X9] :
        ( ( d(X6,X7)
          & d(X8,X9) )
       => d(product(X6,X8),product(X7,X9)) ),
    inference(assume_negation,[status(cth)],[goals]) ).

cnf(c_0_7,plain,
    product(product(X1,X2),X3) = product(X1,product(X2,X3)),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_8,plain,
    product(X1,X1) = X1,
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

fof(c_0_9,plain,
    ! [X6,X7,X6,X7] :
      ( ( product(X6,product(X7,X6)) = X6
        | ~ d(X6,X7) )
      & ( product(X7,product(X6,X7)) = X7
        | ~ d(X6,X7) )
      & ( product(X6,product(X7,X6)) != X6
        | product(X7,product(X6,X7)) != X7
        | d(X6,X7) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[sos03])])])])]) ).

fof(c_0_10,negated_conjecture,
    ( d(esk1_0,esk2_0)
    & d(esk3_0,esk4_0)
    & ~ d(product(esk1_0,esk3_0),product(esk2_0,esk4_0)) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_6])])]) ).

cnf(c_0_11,plain,
    product(X1,product(X1,X2)) = product(X1,X2),
    inference(spm,[status(thm)],[c_0_7,c_0_8]) ).

cnf(c_0_12,plain,
    ( product(X1,product(X2,X1)) = X1
    | ~ d(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_13,negated_conjecture,
    d(esk1_0,esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_14,negated_conjecture,
    d(esk3_0,esk4_0),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_15,plain,
    product(X1,product(X2,product(X1,product(X2,X3)))) = product(X1,product(X2,X3)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_11]),c_0_7]),c_0_7]) ).

cnf(c_0_16,negated_conjecture,
    product(esk1_0,product(esk2_0,esk1_0)) = esk1_0,
    inference(spm,[status(thm)],[c_0_12,c_0_13]) ).

cnf(c_0_17,plain,
    product(X1,product(X2,product(X1,X2))) = product(X1,X2),
    inference(spm,[status(thm)],[c_0_8,c_0_7]) ).

cnf(c_0_18,plain,
    ( product(X2,product(X1,X2)) = X2
    | ~ d(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_19,negated_conjecture,
    product(esk3_0,product(esk4_0,esk3_0)) = esk3_0,
    inference(spm,[status(thm)],[c_0_12,c_0_14]) ).

cnf(c_0_20,plain,
    product(X1,product(X2,product(X3,product(X1,product(X2,product(X3,X4)))))) = product(X1,product(X2,product(X3,X4))),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_15]),c_0_7]),c_0_7]) ).

cnf(c_0_21,negated_conjecture,
    product(esk1_0,product(esk2_0,product(esk1_0,X1))) = product(esk1_0,X1),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_16]),c_0_7]) ).

cnf(c_0_22,plain,
    product(X1,product(X2,product(X3,product(X1,product(X2,X3))))) = product(X1,product(X2,X3)),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_17]),c_0_7]),c_0_7]) ).

cnf(c_0_23,negated_conjecture,
    product(esk2_0,product(esk1_0,esk2_0)) = esk2_0,
    inference(spm,[status(thm)],[c_0_18,c_0_13]) ).

cnf(c_0_24,negated_conjecture,
    product(esk3_0,product(esk4_0,product(esk3_0,X1))) = product(esk3_0,X1),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_19]),c_0_7]) ).

cnf(c_0_25,negated_conjecture,
    product(X1,product(esk1_0,product(esk2_0,product(X1,product(esk1_0,X2))))) = product(X1,product(esk1_0,X2)),
    inference(spm,[status(thm)],[c_0_20,c_0_21]) ).

cnf(c_0_26,plain,
    product(X1,product(X2,product(X3,product(X4,product(X1,product(X2,product(X3,X4))))))) = product(X1,product(X2,product(X3,X4))),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_22]),c_0_7]),c_0_7]) ).

cnf(c_0_27,negated_conjecture,
    product(esk4_0,product(esk3_0,esk4_0)) = esk4_0,
    inference(spm,[status(thm)],[c_0_18,c_0_14]) ).

cnf(c_0_28,negated_conjecture,
    product(esk2_0,product(esk1_0,product(esk2_0,X1))) = product(esk2_0,X1),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_23]),c_0_7]) ).

cnf(c_0_29,negated_conjecture,
    ~ d(product(esk1_0,esk3_0),product(esk2_0,esk4_0)),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_30,plain,
    ( d(X1,X2)
    | product(X2,product(X1,X2)) != X2
    | product(X1,product(X2,X1)) != X1 ),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_31,negated_conjecture,
    product(X1,product(esk3_0,product(esk4_0,product(X1,product(esk3_0,X2))))) = product(X1,product(esk3_0,X2)),
    inference(spm,[status(thm)],[c_0_20,c_0_24]) ).

cnf(c_0_32,negated_conjecture,
    product(X1,product(esk1_0,product(X2,product(esk2_0,product(X1,product(esk1_0,X2)))))) = product(X1,product(esk1_0,X2)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_26]),c_0_25]) ).

cnf(c_0_33,negated_conjecture,
    product(X1,product(esk3_0,product(esk4_0,product(X1,esk3_0)))) = product(X1,esk3_0),
    inference(spm,[status(thm)],[c_0_20,c_0_19]) ).

cnf(c_0_34,negated_conjecture,
    product(esk4_0,product(esk3_0,product(esk4_0,X1))) = product(esk4_0,X1),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_7,c_0_27]),c_0_7]) ).

cnf(c_0_35,negated_conjecture,
    product(X1,product(esk2_0,product(esk1_0,product(X1,product(esk2_0,X2))))) = product(X1,product(esk2_0,X2)),
    inference(spm,[status(thm)],[c_0_20,c_0_28]) ).

cnf(c_0_36,negated_conjecture,
    ( product(esk2_0,product(esk4_0,product(esk1_0,product(esk3_0,product(esk2_0,esk4_0))))) != product(esk2_0,esk4_0)
    | product(esk1_0,product(esk3_0,product(esk2_0,product(esk4_0,product(esk1_0,esk3_0))))) != product(esk1_0,esk3_0) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_30]),c_0_7]),c_0_7]),c_0_7]),c_0_7]) ).

cnf(c_0_37,negated_conjecture,
    product(esk1_0,product(esk3_0,product(esk2_0,product(esk4_0,product(esk1_0,esk3_0))))) = product(esk1_0,esk3_0),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_31,c_0_32]),c_0_33]) ).

cnf(c_0_38,negated_conjecture,
    product(X1,product(esk4_0,product(esk3_0,product(X1,product(esk4_0,X2))))) = product(X1,product(esk4_0,X2)),
    inference(spm,[status(thm)],[c_0_20,c_0_34]) ).

cnf(c_0_39,negated_conjecture,
    product(X1,product(esk2_0,product(X2,product(esk1_0,product(X1,product(esk2_0,X2)))))) = product(X1,product(esk2_0,X2)),
    inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_35,c_0_26]),c_0_35]) ).

cnf(c_0_40,negated_conjecture,
    product(X1,product(esk4_0,product(esk3_0,product(X1,esk4_0)))) = product(X1,esk4_0),
    inference(spm,[status(thm)],[c_0_20,c_0_27]) ).

cnf(c_0_41,negated_conjecture,
    product(esk2_0,product(esk4_0,product(esk1_0,product(esk3_0,product(esk2_0,esk4_0))))) != product(esk2_0,esk4_0),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_36,c_0_37])]) ).

cnf(c_0_42,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_38,c_0_39]),c_0_40]),c_0_41]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.13  % Problem  : GRP774+1 : TPTP v8.1.0. Released v4.1.0.
% 0.04/0.14  % Command  : run_ET %s %d
% 0.13/0.35  % Computer : n005.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Mon Jun 13 04:23:54 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.24/1.43  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.24/1.43  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.24/1.43  # Preprocessing time       : 0.014 s
% 0.24/1.43  
% 0.24/1.43  # Proof found!
% 0.24/1.43  # SZS status Theorem
% 0.24/1.43  # SZS output start CNFRefutation
% See solution above
% 0.24/1.43  # Proof object total steps             : 43
% 0.24/1.43  # Proof object clause steps            : 34
% 0.24/1.43  # Proof object formula steps           : 9
% 0.24/1.43  # Proof object conjectures             : 26
% 0.24/1.43  # Proof object clause conjectures      : 23
% 0.24/1.43  # Proof object formula conjectures     : 3
% 0.24/1.43  # Proof object initial clauses used    : 8
% 0.24/1.43  # Proof object initial formulas used   : 4
% 0.24/1.43  # Proof object generating inferences   : 25
% 0.24/1.43  # Proof object simplifying inferences  : 23
% 0.24/1.43  # Training examples: 0 positive, 0 negative
% 0.24/1.43  # Parsed axioms                        : 4
% 0.24/1.43  # Removed by relevancy pruning/SinE    : 0
% 0.24/1.43  # Initial clauses                      : 8
% 0.24/1.43  # Removed in clause preprocessing      : 0
% 0.24/1.43  # Initial clauses in saturation        : 8
% 0.24/1.43  # Processed clauses                    : 275
% 0.24/1.43  # ...of these trivial                  : 83
% 0.24/1.43  # ...subsumed                          : 0
% 0.24/1.43  # ...remaining for further processing  : 192
% 0.24/1.43  # Other redundant clauses eliminated   : 0
% 0.24/1.43  # Clauses deleted for lack of memory   : 0
% 0.24/1.43  # Backward-subsumed                    : 0
% 0.24/1.43  # Backward-rewritten                   : 61
% 0.24/1.43  # Generated clauses                    : 12679
% 0.24/1.43  # ...of the previous two non-trivial   : 2727
% 0.24/1.43  # Contextual simplify-reflections      : 0
% 0.24/1.43  # Paramodulations                      : 12679
% 0.24/1.43  # Factorizations                       : 0
% 0.24/1.43  # Equation resolutions                 : 0
% 0.24/1.43  # Current number of processed clauses  : 131
% 0.24/1.43  #    Positive orientable unit clauses  : 126
% 0.24/1.43  #    Positive unorientable unit clauses: 0
% 0.24/1.43  #    Negative unit clauses             : 2
% 0.24/1.43  #    Non-unit-clauses                  : 3
% 0.24/1.43  # Current number of unprocessed clauses: 1899
% 0.24/1.43  # ...number of literals in the above   : 1899
% 0.24/1.43  # Current number of archived formulas  : 0
% 0.24/1.43  # Current number of archived clauses   : 61
% 0.24/1.43  # Clause-clause subsumption calls (NU) : 2
% 0.24/1.43  # Rec. Clause-clause subsumption calls : 2
% 0.24/1.43  # Non-unit clause-clause subsumptions  : 0
% 0.24/1.43  # Unit Clause-clause subsumption calls : 0
% 0.24/1.43  # Rewrite failures with RHS unbound    : 0
% 0.24/1.43  # BW rewrite match attempts            : 3388
% 0.24/1.43  # BW rewrite match successes           : 60
% 0.24/1.43  # Condensation attempts                : 0
% 0.24/1.43  # Condensation successes               : 0
% 0.24/1.43  # Termbank termtop insertions          : 280609
% 0.24/1.43  
% 0.24/1.43  # -------------------------------------------------
% 0.24/1.43  # User time                : 0.165 s
% 0.24/1.43  # System time              : 0.003 s
% 0.24/1.43  # Total time               : 0.168 s
% 0.24/1.43  # Maximum resident set size: 11212 pages
% 0.24/23.42  eprover: CPU time limit exceeded, terminating
% 0.24/23.44  eprover: CPU time limit exceeded, terminating
% 0.24/23.44  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.44  eprover: No such file or directory
% 0.24/23.44  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.44  eprover: No such file or directory
% 0.24/23.45  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.45  eprover: No such file or directory
% 0.24/23.45  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.45  eprover: No such file or directory
% 0.24/23.45  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.45  eprover: No such file or directory
% 0.24/23.45  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.45  eprover: No such file or directory
% 0.24/23.46  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.46  eprover: No such file or directory
% 0.24/23.46  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.46  eprover: No such file or directory
% 0.24/23.46  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.46  eprover: No such file or directory
% 0.24/23.47  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.47  eprover: No such file or directory
% 0.24/23.47  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.47  eprover: No such file or directory
% 0.24/23.47  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.47  eprover: No such file or directory
% 0.24/23.47  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.47  eprover: No such file or directory
% 0.24/23.47  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.47  eprover: No such file or directory
% 0.24/23.48  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.48  eprover: No such file or directory
% 0.24/23.48  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.48  eprover: No such file or directory
% 0.24/23.48  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.48  eprover: No such file or directory
% 0.24/23.48  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.48  eprover: No such file or directory
% 0.24/23.48  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.48  eprover: No such file or directory
% 0.24/23.49  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.49  eprover: No such file or directory
% 0.24/23.49  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.24/23.49  eprover: No such file or directory
% 0.24/23.49  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.24/23.49  eprover: No such file or directory
%------------------------------------------------------------------------------