TSTP Solution File: LCL893+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : LCL893+1 : TPTP v8.1.0. Released v5.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n011.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 : Sun Jul 17 10:18:30 EDT 2022

% Result   : Theorem 0.22s 1.40s
% Output   : CNFRefutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   34 (  21 unt;   0 def)
%            Number of atoms       :   52 (  24 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   31 (  13   ~;  10   |;   3   &)
%                                         (   1 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :   53 (   7 sgn  31   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(sos_03,axiom,
    ! [X1] : '+'(X1,'0') = X1,
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',sos_03) ).

fof(sos_02,axiom,
    ! [X1,X2] : '+'(X1,X2) = '+'(X2,X1),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',sos_02) ).

fof(sos_10,axiom,
    ! [X12,X13,X14] :
      ( '>='(X12,X13)
     => '>='('+'(X12,X14),'+'(X13,X14)) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',sos_10) ).

fof(sos_09,axiom,
    ! [X1] : '>='(X1,'0'),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',sos_09) ).

fof(goals_15,conjecture,
    ! [X21] :
      ( h(X21) = X21
     => X21 = '0' ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',goals_15) ).

fof(sos_07,axiom,
    ! [X7,X8] :
      ( ( '>='(X7,X8)
        & '>='(X8,X7) )
     => X7 = X8 ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',sos_07) ).

fof(sos_08,axiom,
    ! [X9,X10,X11] :
      ( '>='('+'(X9,X10),X11)
    <=> '>='(X10,'==>'(X9,X11)) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',sos_08) ).

fof(sos_14,axiom,
    ! [X1] : h(X1) = '==>'(h(X1),X1),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',sos_14) ).

fof(c_0_8,plain,
    ! [X2] : '+'(X2,'0') = X2,
    inference(variable_rename,[status(thm)],[sos_03]) ).

fof(c_0_9,plain,
    ! [X3,X4] : '+'(X3,X4) = '+'(X4,X3),
    inference(variable_rename,[status(thm)],[sos_02]) ).

fof(c_0_10,plain,
    ! [X15,X16,X17] :
      ( ~ '>='(X15,X16)
      | '>='('+'(X15,X17),'+'(X16,X17)) ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[sos_10])])])]) ).

cnf(c_0_11,plain,
    '+'(X1,'0') = X1,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_12,plain,
    '+'(X1,X2) = '+'(X2,X1),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

fof(c_0_13,plain,
    ! [X2] : '>='(X2,'0'),
    inference(variable_rename,[status(thm)],[sos_09]) ).

cnf(c_0_14,plain,
    ( '>='('+'(X1,X2),'+'(X3,X2))
    | ~ '>='(X1,X3) ),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_15,plain,
    '+'('0',X1) = X1,
    inference(spm,[status(thm)],[c_0_11,c_0_12]) ).

cnf(c_0_16,plain,
    '>='(X1,'0'),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

fof(c_0_17,negated_conjecture,
    ~ ! [X21] :
        ( h(X21) = X21
       => X21 = '0' ),
    inference(assume_negation,[status(cth)],[goals_15]) ).

fof(c_0_18,plain,
    ! [X9,X10] :
      ( ~ '>='(X9,X10)
      | ~ '>='(X10,X9)
      | X9 = X10 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[sos_07])]) ).

fof(c_0_19,plain,
    ! [X12,X13,X14,X12,X13,X14] :
      ( ( ~ '>='('+'(X12,X13),X14)
        | '>='(X13,'==>'(X12,X14)) )
      & ( ~ '>='(X13,'==>'(X12,X14))
        | '>='('+'(X12,X13),X14) ) ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[sos_08])])])]) ).

cnf(c_0_20,plain,
    '>='('+'(X1,X2),X2),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_14,c_0_15]),c_0_16])]) ).

fof(c_0_21,plain,
    ! [X2] : h(X2) = '==>'(h(X2),X2),
    inference(variable_rename,[status(thm)],[sos_14]) ).

fof(c_0_22,negated_conjecture,
    ( h(esk1_0) = esk1_0
    & esk1_0 != '0' ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_17])])]) ).

cnf(c_0_23,plain,
    ( X1 = X2
    | ~ '>='(X2,X1)
    | ~ '>='(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_18]) ).

cnf(c_0_24,plain,
    ( '>='(X1,'==>'(X2,X3))
    | ~ '>='('+'(X2,X1),X3) ),
    inference(split_conjunct,[status(thm)],[c_0_19]) ).

cnf(c_0_25,plain,
    '>='('+'(X1,X2),X1),
    inference(spm,[status(thm)],[c_0_20,c_0_12]) ).

cnf(c_0_26,plain,
    h(X1) = '==>'(h(X1),X1),
    inference(split_conjunct,[status(thm)],[c_0_21]) ).

cnf(c_0_27,negated_conjecture,
    h(esk1_0) = esk1_0,
    inference(split_conjunct,[status(thm)],[c_0_22]) ).

cnf(c_0_28,plain,
    ( '0' = X1
    | ~ '>='('0',X1) ),
    inference(spm,[status(thm)],[c_0_23,c_0_16]) ).

cnf(c_0_29,plain,
    '>='(X1,'==>'(X2,X2)),
    inference(spm,[status(thm)],[c_0_24,c_0_25]) ).

cnf(c_0_30,negated_conjecture,
    '==>'(esk1_0,esk1_0) = esk1_0,
    inference(spm,[status(thm)],[c_0_26,c_0_27]) ).

cnf(c_0_31,plain,
    '==>'(X1,X1) = '0',
    inference(spm,[status(thm)],[c_0_28,c_0_29]) ).

cnf(c_0_32,negated_conjecture,
    esk1_0 != '0',
    inference(split_conjunct,[status(thm)],[c_0_22]) ).

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

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.11  % Problem  : LCL893+1 : TPTP v8.1.0. Released v5.5.0.
% 0.10/0.12  % Command  : run_ET %s %d
% 0.12/0.33  % Computer : n011.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Sun Jul  3 02:30:35 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.22/1.40  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.22/1.40  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.22/1.40  # Preprocessing time       : 0.014 s
% 0.22/1.40  
% 0.22/1.40  # Proof found!
% 0.22/1.40  # SZS status Theorem
% 0.22/1.40  # SZS output start CNFRefutation
% See solution above
% 0.22/1.40  # Proof object total steps             : 34
% 0.22/1.40  # Proof object clause steps            : 17
% 0.22/1.40  # Proof object formula steps           : 17
% 0.22/1.40  # Proof object conjectures             : 7
% 0.22/1.40  # Proof object clause conjectures      : 4
% 0.22/1.40  # Proof object formula conjectures     : 3
% 0.22/1.40  # Proof object initial clauses used    : 9
% 0.22/1.40  # Proof object initial formulas used   : 8
% 0.22/1.40  # Proof object generating inferences   : 7
% 0.22/1.40  # Proof object simplifying inferences  : 4
% 0.22/1.40  # Training examples: 0 positive, 0 negative
% 0.22/1.40  # Parsed axioms                        : 15
% 0.22/1.40  # Removed by relevancy pruning/SinE    : 1
% 0.22/1.40  # Initial clauses                      : 16
% 0.22/1.40  # Removed in clause preprocessing      : 0
% 0.22/1.40  # Initial clauses in saturation        : 16
% 0.22/1.40  # Processed clauses                    : 63
% 0.22/1.40  # ...of these trivial                  : 4
% 0.22/1.40  # ...subsumed                          : 15
% 0.22/1.40  # ...remaining for further processing  : 44
% 0.22/1.40  # Other redundant clauses eliminated   : 0
% 0.22/1.40  # Clauses deleted for lack of memory   : 0
% 0.22/1.40  # Backward-subsumed                    : 0
% 0.22/1.40  # Backward-rewritten                   : 4
% 0.22/1.40  # Generated clauses                    : 448
% 0.22/1.40  # ...of the previous two non-trivial   : 362
% 0.22/1.40  # Contextual simplify-reflections      : 0
% 0.22/1.40  # Paramodulations                      : 448
% 0.22/1.40  # Factorizations                       : 0
% 0.22/1.40  # Equation resolutions                 : 0
% 0.22/1.40  # Current number of processed clauses  : 40
% 0.22/1.40  #    Positive orientable unit clauses  : 15
% 0.22/1.40  #    Positive unorientable unit clauses: 4
% 0.22/1.40  #    Negative unit clauses             : 1
% 0.22/1.40  #    Non-unit-clauses                  : 20
% 0.22/1.40  # Current number of unprocessed clauses: 297
% 0.22/1.40  # ...number of literals in the above   : 557
% 0.22/1.40  # Current number of archived formulas  : 0
% 0.22/1.40  # Current number of archived clauses   : 4
% 0.22/1.40  # Clause-clause subsumption calls (NU) : 42
% 0.22/1.40  # Rec. Clause-clause subsumption calls : 42
% 0.22/1.40  # Non-unit clause-clause subsumptions  : 11
% 0.22/1.40  # Unit Clause-clause subsumption calls : 30
% 0.22/1.40  # Rewrite failures with RHS unbound    : 0
% 0.22/1.40  # BW rewrite match attempts            : 40
% 0.22/1.40  # BW rewrite match successes           : 12
% 0.22/1.40  # Condensation attempts                : 0
% 0.22/1.40  # Condensation successes               : 0
% 0.22/1.40  # Termbank termtop insertions          : 4041
% 0.22/1.40  
% 0.22/1.40  # -------------------------------------------------
% 0.22/1.40  # User time                : 0.020 s
% 0.22/1.40  # System time              : 0.001 s
% 0.22/1.40  # Total time               : 0.021 s
% 0.22/1.40  # Maximum resident set size: 3056 pages
%------------------------------------------------------------------------------