TSTP Solution File: GRP657+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : GRP657+1 : TPTP v8.1.0. Released v4.0.0.
% 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 : Sat Jul 16 09:03:07 EDT 2022

% Result   : Theorem 0.22s 1.41s
% Output   : CNFRefutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   23 (  19 unt;   0 def)
%            Number of atoms       :   27 (  26 equ)
%            Maximal formula atoms :    2 (   1 avg)
%            Number of connectives :    9 (   5   ~;   2   |;   2   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   2 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   0 con; 1-2 aty)
%            Number of variables   :   47 (   0 sgn  21   !;   2   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f05,axiom,
    ! [X3,X1,X2] : mult(mult(X2,X1),mult(X3,X2)) = mult(X2,mult(mult(X1,X3),X2)),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',f05) ).

fof(f03,axiom,
    ! [X1,X2] : mult(rd(X2,X1),X1) = X2,
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',f03) ).

fof(f04,axiom,
    ! [X1,X2] : rd(mult(X2,X1),X1) = X2,
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',f04) ).

fof(f02,axiom,
    ! [X1,X2] : ld(X2,mult(X2,X1)) = X1,
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',f02) ).

fof(goals,conjecture,
    ? [X4] :
    ! [X5] :
      ( mult(X5,X4) = X5
      & mult(X4,X5) = X5 ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',goals) ).

fof(c_0_5,plain,
    ! [X4,X5,X6] : mult(mult(X6,X5),mult(X4,X6)) = mult(X6,mult(mult(X5,X4),X6)),
    inference(variable_rename,[status(thm)],[f05]) ).

fof(c_0_6,plain,
    ! [X3,X4] : mult(rd(X4,X3),X3) = X4,
    inference(variable_rename,[status(thm)],[f03]) ).

fof(c_0_7,plain,
    ! [X3,X4] : rd(mult(X4,X3),X3) = X4,
    inference(variable_rename,[status(thm)],[f04]) ).

cnf(c_0_8,plain,
    mult(mult(X1,X2),mult(X3,X1)) = mult(X1,mult(mult(X2,X3),X1)),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_9,plain,
    mult(rd(X1,X2),X2) = X1,
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_10,plain,
    rd(mult(X1,X2),X2) = X1,
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_11,plain,
    mult(mult(X1,rd(X2,X3)),mult(X3,X1)) = mult(X1,mult(X2,X1)),
    inference(spm,[status(thm)],[c_0_8,c_0_9]) ).

fof(c_0_12,plain,
    ! [X3,X4] : ld(X4,mult(X4,X3)) = X3,
    inference(variable_rename,[status(thm)],[f02]) ).

cnf(c_0_13,plain,
    rd(mult(X1,mult(X2,X1)),mult(X3,X1)) = mult(X1,rd(X2,X3)),
    inference(spm,[status(thm)],[c_0_10,c_0_11]) ).

fof(c_0_14,negated_conjecture,
    ~ ? [X4] :
      ! [X5] :
        ( mult(X5,X4) = X5
        & mult(X4,X5) = X5 ),
    inference(assume_negation,[status(cth)],[goals]) ).

cnf(c_0_15,plain,
    ld(X1,mult(X1,X2)) = X2,
    inference(split_conjunct,[status(thm)],[c_0_12]) ).

cnf(c_0_16,plain,
    mult(X1,rd(X2,X2)) = X1,
    inference(spm,[status(thm)],[c_0_10,c_0_13]) ).

fof(c_0_17,negated_conjecture,
    ! [X6] :
      ( mult(esk1_1(X6),X6) != esk1_1(X6)
      | mult(X6,esk2_1(X6)) != esk2_1(X6) ),
    inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_14])])])]) ).

cnf(c_0_18,plain,
    ld(X1,X1) = rd(X2,X2),
    inference(spm,[status(thm)],[c_0_15,c_0_16]) ).

cnf(c_0_19,negated_conjecture,
    ( mult(X1,esk2_1(X1)) != esk2_1(X1)
    | mult(esk1_1(X1),X1) != esk1_1(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_17]) ).

cnf(c_0_20,plain,
    mult(X1,ld(X2,X2)) = X1,
    inference(spm,[status(thm)],[c_0_16,c_0_18]) ).

cnf(c_0_21,plain,
    mult(ld(X1,X1),X2) = X2,
    inference(spm,[status(thm)],[c_0_9,c_0_18]) ).

cnf(c_0_22,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_20]),c_0_21])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : GRP657+1 : TPTP v8.1.0. Released v4.0.0.
% 0.03/0.12  % Command  : run_ET %s %d
% 0.13/0.33  % Computer : n017.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 : Mon Jun 13 15:56:23 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.22/1.41  # Running protocol protocol_eprover_29fa5c60d0ee03ec4f64b055553dc135fbe4ee3a for 23 seconds:
% 0.22/1.41  # Preprocessing time       : 0.013 s
% 0.22/1.41  
% 0.22/1.41  # Proof found!
% 0.22/1.41  # SZS status Theorem
% 0.22/1.41  # SZS output start CNFRefutation
% See solution above
% 0.22/1.41  # Proof object total steps             : 23
% 0.22/1.41  # Proof object clause steps            : 12
% 0.22/1.41  # Proof object formula steps           : 11
% 0.22/1.41  # Proof object conjectures             : 5
% 0.22/1.41  # Proof object clause conjectures      : 2
% 0.22/1.41  # Proof object formula conjectures     : 3
% 0.22/1.41  # Proof object initial clauses used    : 5
% 0.22/1.41  # Proof object initial formulas used   : 5
% 0.22/1.41  # Proof object generating inferences   : 7
% 0.22/1.41  # Proof object simplifying inferences  : 2
% 0.22/1.41  # Training examples: 0 positive, 0 negative
% 0.22/1.41  # Parsed axioms                        : 6
% 0.22/1.41  # Removed by relevancy pruning/SinE    : 0
% 0.22/1.41  # Initial clauses                      : 6
% 0.22/1.41  # Removed in clause preprocessing      : 0
% 0.22/1.41  # Initial clauses in saturation        : 6
% 0.22/1.41  # Processed clauses                    : 93
% 0.22/1.41  # ...of these trivial                  : 8
% 0.22/1.41  # ...subsumed                          : 40
% 0.22/1.41  # ...remaining for further processing  : 45
% 0.22/1.41  # Other redundant clauses eliminated   : 0
% 0.22/1.41  # Clauses deleted for lack of memory   : 0
% 0.22/1.41  # Backward-subsumed                    : 0
% 0.22/1.41  # Backward-rewritten                   : 4
% 0.22/1.41  # Generated clauses                    : 4193
% 0.22/1.41  # ...of the previous two non-trivial   : 3975
% 0.22/1.41  # Contextual simplify-reflections      : 0
% 0.22/1.41  # Paramodulations                      : 4193
% 0.22/1.41  # Factorizations                       : 0
% 0.22/1.41  # Equation resolutions                 : 0
% 0.22/1.41  # Current number of processed clauses  : 41
% 0.22/1.41  #    Positive orientable unit clauses  : 21
% 0.22/1.41  #    Positive unorientable unit clauses: 19
% 0.22/1.41  #    Negative unit clauses             : 0
% 0.22/1.41  #    Non-unit-clauses                  : 1
% 0.22/1.41  # Current number of unprocessed clauses: 3522
% 0.22/1.41  # ...number of literals in the above   : 3522
% 0.22/1.41  # Current number of archived formulas  : 0
% 0.22/1.41  # Current number of archived clauses   : 4
% 0.22/1.41  # Clause-clause subsumption calls (NU) : 0
% 0.22/1.41  # Rec. Clause-clause subsumption calls : 0
% 0.22/1.41  # Non-unit clause-clause subsumptions  : 0
% 0.22/1.41  # Unit Clause-clause subsumption calls : 31
% 0.22/1.41  # Rewrite failures with RHS unbound    : 160
% 0.22/1.41  # BW rewrite match attempts            : 247
% 0.22/1.41  # BW rewrite match successes           : 83
% 0.22/1.41  # Condensation attempts                : 0
% 0.22/1.41  # Condensation successes               : 0
% 0.22/1.41  # Termbank termtop insertions          : 74379
% 0.22/1.41  
% 0.22/1.41  # -------------------------------------------------
% 0.22/1.41  # User time                : 0.081 s
% 0.22/1.41  # System time              : 0.003 s
% 0.22/1.41  # Total time               : 0.084 s
% 0.22/1.41  # Maximum resident set size: 6724 pages
% 0.22/23.40  eprover: CPU time limit exceeded, terminating
% 0.22/23.41  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.41  eprover: No such file or directory
% 0.22/23.42  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.42  eprover: No such file or directory
% 0.22/23.42  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.42  eprover: No such file or directory
% 0.22/23.43  eprover: CPU time limit exceeded, terminating
% 0.22/23.43  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.43  eprover: No such file or directory
% 0.22/23.44  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.44  eprover: No such file or directory
% 0.22/23.44  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.44  eprover: No such file or directory
% 0.22/23.44  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.44  eprover: No such file or directory
% 0.22/23.44  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.44  eprover: No such file or directory
% 0.22/23.45  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.45  eprover: No such file or directory
% 0.22/23.45  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.45  eprover: No such file or directory
% 0.22/23.45  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.45  eprover: No such file or directory
% 0.22/23.45  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.45  eprover: No such file or directory
% 0.22/23.45  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.45  eprover: No such file or directory
% 0.22/23.46  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.22/23.46  eprover: No such file or directory
% 0.22/23.46  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.46  eprover: No such file or directory
% 0.22/23.47  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.47  eprover: No such file or directory
% 0.22/23.47  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.47  eprover: No such file or directory
% 0.22/23.48  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.48  eprover: No such file or directory
% 0.22/23.48  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.48  eprover: No such file or directory
% 0.22/23.49  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.49  eprover: No such file or directory
% 0.22/23.49  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.49  eprover: No such file or directory
% 0.22/23.50  eprover: Cannot stat file /export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p
% 0.22/23.50  eprover: No such file or directory
%------------------------------------------------------------------------------