TSTP Solution File: ITP012^1 by E---3.1.00

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : E---3.1.00
% Problem  : ITP012^1 : TPTP v8.2.0. Bugfixed v7.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_E %s %d THM

% Computer : n026.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  : 300s
% DateTime : Mon May 20 22:15:27 EDT 2024

% Result   : Theorem 0.21s 0.52s
% Output   : CNFRefutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   29 (   6 unt;   8 typ;   0 def)
%            Number of atoms       :   58 (   3 equ;   0 cnn)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :  222 (  25   ~;  22   |;   7   &; 160   @)
%                                         (   5 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   7 avg)
%            Number of types       :    2 (   1 usr)
%            Number of type conns  :    7 (   7   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    9 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   36 (   0   ^  36   !;   0   ?;  36   :)

% Comments : 
%------------------------------------------------------------------------------
thf(decl_sort1,type,
    mono_2Etyop_2Einteger_2Eint: $tType ).

thf(decl_65,type,
    mono_2Ec_2Einteger_2Eint__add: mono_2Etyop_2Einteger_2Eint > mono_2Etyop_2Einteger_2Eint > mono_2Etyop_2Einteger_2Eint ).

thf(decl_66,type,
    mono_2Ec_2Einteger_2Eint__divides: mono_2Etyop_2Einteger_2Eint > mono_2Etyop_2Einteger_2Eint > $o ).

thf(decl_67,type,
    mono_2Ec_2Einteger_2Eint__neg: mono_2Etyop_2Einteger_2Eint > mono_2Etyop_2Einteger_2Eint ).

thf(decl_68,type,
    mono_2Ec_2Einteger_2Eint__sub: mono_2Etyop_2Einteger_2Eint > mono_2Etyop_2Einteger_2Eint > mono_2Etyop_2Einteger_2Eint ).

thf(decl_86,type,
    esk1_0: mono_2Etyop_2Einteger_2Eint ).

thf(decl_87,type,
    esk2_0: mono_2Etyop_2Einteger_2Eint ).

thf(decl_88,type,
    esk3_0: mono_2Etyop_2Einteger_2Eint ).

thf(thm_2Einteger_2EINT__DIVIDES__RSUB,conjecture,
    ! [X55: mono_2Etyop_2Einteger_2Eint,X56: mono_2Etyop_2Einteger_2Eint,X57: mono_2Etyop_2Einteger_2Eint] :
      ( ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ X56 )
     => ( ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ ( mono_2Ec_2Einteger_2Eint__sub @ X57 @ X56 ) )
      <=> ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ X57 ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thm_2Einteger_2EINT__DIVIDES__RSUB) ).

thf(thm_2Einteger_2EINT__DIVIDES__RADD,axiom,
    ! [X55: mono_2Etyop_2Einteger_2Eint,X56: mono_2Etyop_2Einteger_2Eint,X57: mono_2Etyop_2Einteger_2Eint] :
      ( ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ X56 )
     => ( ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ ( mono_2Ec_2Einteger_2Eint__add @ X57 @ X56 ) )
      <=> ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ X57 ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thm_2Einteger_2EINT__DIVIDES__RADD) ).

thf(thm_2Einteger_2Eint__sub,axiom,
    ! [X53: mono_2Etyop_2Einteger_2Eint,X54: mono_2Etyop_2Einteger_2Eint] :
      ( ( mono_2Ec_2Einteger_2Eint__sub @ X53 @ X54 )
      = ( mono_2Ec_2Einteger_2Eint__add @ X53 @ ( mono_2Ec_2Einteger_2Eint__neg @ X54 ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thm_2Einteger_2Eint__sub) ).

thf(thm_2Einteger_2EINT__DIVIDES__NEG,axiom,
    ! [X55: mono_2Etyop_2Einteger_2Eint,X56: mono_2Etyop_2Einteger_2Eint] :
      ( ( ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ ( mono_2Ec_2Einteger_2Eint__neg @ X56 ) )
      <=> ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ X56 ) )
      & ( ( mono_2Ec_2Einteger_2Eint__divides @ ( mono_2Ec_2Einteger_2Eint__neg @ X55 ) @ X56 )
      <=> ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ X56 ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thm_2Einteger_2EINT__DIVIDES__NEG) ).

thf(c_0_4,negated_conjecture,
    ~ ! [X55: mono_2Etyop_2Einteger_2Eint,X56: mono_2Etyop_2Einteger_2Eint,X57: mono_2Etyop_2Einteger_2Eint] :
        ( ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ X56 )
       => ( ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ ( mono_2Ec_2Einteger_2Eint__sub @ X57 @ X56 ) )
        <=> ( mono_2Ec_2Einteger_2Eint__divides @ X55 @ X57 ) ) ),
    inference(assume_negation,[status(cth)],[thm_2Einteger_2EINT__DIVIDES__RSUB]) ).

thf(c_0_5,plain,
    ! [X81: mono_2Etyop_2Einteger_2Eint,X82: mono_2Etyop_2Einteger_2Eint,X83: mono_2Etyop_2Einteger_2Eint] :
      ( ( ~ ( mono_2Ec_2Einteger_2Eint__divides @ X81 @ ( mono_2Ec_2Einteger_2Eint__add @ X83 @ X82 ) )
        | ( mono_2Ec_2Einteger_2Eint__divides @ X81 @ X83 )
        | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X81 @ X82 ) )
      & ( ~ ( mono_2Ec_2Einteger_2Eint__divides @ X81 @ X83 )
        | ( mono_2Ec_2Einteger_2Eint__divides @ X81 @ ( mono_2Ec_2Einteger_2Eint__add @ X83 @ X82 ) )
        | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X81 @ X82 ) ) ),
    inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[thm_2Einteger_2EINT__DIVIDES__RADD])])])]) ).

thf(c_0_6,plain,
    ! [X86: mono_2Etyop_2Einteger_2Eint,X87: mono_2Etyop_2Einteger_2Eint] :
      ( ( mono_2Ec_2Einteger_2Eint__sub @ X86 @ X87 )
      = ( mono_2Ec_2Einteger_2Eint__add @ X86 @ ( mono_2Ec_2Einteger_2Eint__neg @ X87 ) ) ),
    inference(variable_rename,[status(thm)],[thm_2Einteger_2Eint__sub]) ).

thf(c_0_7,negated_conjecture,
    ( ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ esk2_0 )
    & ( ~ ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ ( mono_2Ec_2Einteger_2Eint__sub @ esk3_0 @ esk2_0 ) )
      | ~ ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ esk3_0 ) )
    & ( ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ ( mono_2Ec_2Einteger_2Eint__sub @ esk3_0 @ esk2_0 ) )
      | ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ esk3_0 ) ) ),
    inference(fof_nnf,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_4])])])]) ).

thf(c_0_8,plain,
    ! [X20: mono_2Etyop_2Einteger_2Eint,X26: mono_2Etyop_2Einteger_2Eint,X28: mono_2Etyop_2Einteger_2Eint] :
      ( ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ ( mono_2Ec_2Einteger_2Eint__add @ X26 @ X28 ) )
      | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ X26 )
      | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ X28 ) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

thf(c_0_9,plain,
    ! [X20: mono_2Etyop_2Einteger_2Eint,X26: mono_2Etyop_2Einteger_2Eint] :
      ( ( mono_2Ec_2Einteger_2Eint__sub @ X20 @ X26 )
      = ( mono_2Ec_2Einteger_2Eint__add @ X20 @ ( mono_2Ec_2Einteger_2Eint__neg @ X26 ) ) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

thf(c_0_10,plain,
    ! [X20: mono_2Etyop_2Einteger_2Eint,X26: mono_2Etyop_2Einteger_2Eint,X28: mono_2Etyop_2Einteger_2Eint] :
      ( ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ X26 )
      | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ ( mono_2Ec_2Einteger_2Eint__add @ X26 @ X28 ) )
      | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ X28 ) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

thf(c_0_11,negated_conjecture,
    ( ~ ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ ( mono_2Ec_2Einteger_2Eint__sub @ esk3_0 @ esk2_0 ) )
    | ~ ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ esk3_0 ) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

thf(c_0_12,plain,
    ! [X20: mono_2Etyop_2Einteger_2Eint,X28: mono_2Etyop_2Einteger_2Eint,X26: mono_2Etyop_2Einteger_2Eint] :
      ( ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ ( mono_2Ec_2Einteger_2Eint__sub @ X26 @ X28 ) )
      | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ ( mono_2Ec_2Einteger_2Eint__neg @ X28 ) )
      | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ X26 ) ),
    inference(spm,[status(thm)],[c_0_8,c_0_9]) ).

thf(c_0_13,plain,
    ! [X20: mono_2Etyop_2Einteger_2Eint,X26: mono_2Etyop_2Einteger_2Eint,X28: mono_2Etyop_2Einteger_2Eint] :
      ( ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ X26 )
      | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ ( mono_2Ec_2Einteger_2Eint__sub @ X26 @ X28 ) )
      | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ ( mono_2Ec_2Einteger_2Eint__neg @ X28 ) ) ),
    inference(spm,[status(thm)],[c_0_10,c_0_9]) ).

thf(c_0_14,negated_conjecture,
    ( ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ ( mono_2Ec_2Einteger_2Eint__sub @ esk3_0 @ esk2_0 ) )
    | ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ esk3_0 ) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

thf(c_0_15,negated_conjecture,
    ( ~ ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ ( mono_2Ec_2Einteger_2Eint__neg @ esk2_0 ) )
    | ~ ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ esk3_0 ) ),
    inference(spm,[status(thm)],[c_0_11,c_0_12]) ).

thf(c_0_16,plain,
    ! [X84: mono_2Etyop_2Einteger_2Eint,X85: mono_2Etyop_2Einteger_2Eint] :
      ( ( ~ ( mono_2Ec_2Einteger_2Eint__divides @ X84 @ ( mono_2Ec_2Einteger_2Eint__neg @ X85 ) )
        | ( mono_2Ec_2Einteger_2Eint__divides @ X84 @ X85 ) )
      & ( ~ ( mono_2Ec_2Einteger_2Eint__divides @ X84 @ X85 )
        | ( mono_2Ec_2Einteger_2Eint__divides @ X84 @ ( mono_2Ec_2Einteger_2Eint__neg @ X85 ) ) )
      & ( ~ ( mono_2Ec_2Einteger_2Eint__divides @ ( mono_2Ec_2Einteger_2Eint__neg @ X84 ) @ X85 )
        | ( mono_2Ec_2Einteger_2Eint__divides @ X84 @ X85 ) )
      & ( ~ ( mono_2Ec_2Einteger_2Eint__divides @ X84 @ X85 )
        | ( mono_2Ec_2Einteger_2Eint__divides @ ( mono_2Ec_2Einteger_2Eint__neg @ X84 ) @ X85 ) ) ),
    inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[thm_2Einteger_2EINT__DIVIDES__NEG])])]) ).

thf(c_0_17,negated_conjecture,
    ~ ( mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ ( mono_2Ec_2Einteger_2Eint__neg @ esk2_0 ) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_13,c_0_14]),c_0_15]) ).

thf(c_0_18,plain,
    ! [X20: mono_2Etyop_2Einteger_2Eint,X26: mono_2Etyop_2Einteger_2Eint] :
      ( ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ ( mono_2Ec_2Einteger_2Eint__neg @ X26 ) )
      | ~ ( mono_2Ec_2Einteger_2Eint__divides @ X20 @ X26 ) ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

thf(c_0_19,negated_conjecture,
    mono_2Ec_2Einteger_2Eint__divides @ esk1_0 @ esk2_0,
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

thf(c_0_20,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_17,c_0_18]),c_0_19])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : ITP012^1 : TPTP v8.2.0. Bugfixed v7.5.0.
% 0.03/0.13  % Command    : run_E %s %d THM
% 0.14/0.35  % Computer : n026.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit   : 300
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Sat May 18 16:35:08 EDT 2024
% 0.14/0.35  % CPUTime    : 
% 0.21/0.50  Running higher-order theorem proving
% 0.21/0.50  Running: /export/starexec/sandbox/solver/bin/eprover-ho --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.21/0.52  # Version: 3.1.0-ho
% 0.21/0.52  # Preprocessing class: HSLSSLSMSSSNSFA.
% 0.21/0.52  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.21/0.52  # Starting additional_ho_4 with 1500s (5) cores
% 0.21/0.52  # Starting pre_casc_8 with 300s (1) cores
% 0.21/0.52  # Starting pre_casc_5 with 300s (1) cores
% 0.21/0.52  # Starting pre_casc_6 with 300s (1) cores
% 0.21/0.52  # pre_casc_5 with pid 26791 completed with status 0
% 0.21/0.52  # Result found by pre_casc_5
% 0.21/0.52  # Preprocessing class: HSLSSLSMSSSNSFA.
% 0.21/0.52  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.21/0.52  # Starting additional_ho_4 with 1500s (5) cores
% 0.21/0.52  # Starting pre_casc_8 with 300s (1) cores
% 0.21/0.52  # Starting pre_casc_5 with 300s (1) cores
% 0.21/0.52  # SinE strategy is GSinE(CountFormulas,hypos,3,,5,20000,1.0,true)
% 0.21/0.52  # Search class: HGHSF-FFSF21-SSFFFFNN
% 0.21/0.52  # partial match(1): HGHSF-FFSF21-SSFFMFNN
% 0.21/0.52  # Scheduled 6 strats onto 1 cores with 300 seconds (300 total)
% 0.21/0.52  # Starting new_ho_10 with 163s (1) cores
% 0.21/0.52  # new_ho_10 with pid 26795 completed with status 0
% 0.21/0.52  # Result found by new_ho_10
% 0.21/0.52  # Preprocessing class: HSLSSLSMSSSNSFA.
% 0.21/0.52  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.21/0.52  # Starting additional_ho_4 with 1500s (5) cores
% 0.21/0.52  # Starting pre_casc_8 with 300s (1) cores
% 0.21/0.52  # Starting pre_casc_5 with 300s (1) cores
% 0.21/0.52  # SinE strategy is GSinE(CountFormulas,hypos,3,,5,20000,1.0,true)
% 0.21/0.52  # Search class: HGHSF-FFSF21-SSFFFFNN
% 0.21/0.52  # partial match(1): HGHSF-FFSF21-SSFFMFNN
% 0.21/0.52  # Scheduled 6 strats onto 1 cores with 300 seconds (300 total)
% 0.21/0.52  # Starting new_ho_10 with 163s (1) cores
% 0.21/0.52  # Preprocessing time       : 0.002 s
% 0.21/0.52  # Presaturation interreduction done
% 0.21/0.52  
% 0.21/0.52  # Proof found!
% 0.21/0.52  # SZS status Theorem
% 0.21/0.52  # SZS output start CNFRefutation
% See solution above
% 0.21/0.52  # Parsed axioms                        : 136
% 0.21/0.52  # Removed by relevancy pruning/SinE    : 132
% 0.21/0.52  # Initial clauses                      : 10
% 0.21/0.52  # Removed in clause preprocessing      : 0
% 0.21/0.52  # Initial clauses in saturation        : 10
% 0.21/0.52  # Processed clauses                    : 32
% 0.21/0.52  # ...of these trivial                  : 0
% 0.21/0.52  # ...subsumed                          : 3
% 0.21/0.52  # ...remaining for further processing  : 29
% 0.21/0.52  # Other redundant clauses eliminated   : 0
% 0.21/0.52  # Clauses deleted for lack of memory   : 0
% 0.21/0.52  # Backward-subsumed                    : 1
% 0.21/0.52  # Backward-rewritten                   : 0
% 0.21/0.52  # Generated clauses                    : 38
% 0.21/0.52  # ...of the previous two non-redundant : 30
% 0.21/0.52  # ...aggressively subsumed             : 0
% 0.21/0.52  # Contextual simplify-reflections      : 1
% 0.21/0.52  # Paramodulations                      : 38
% 0.21/0.52  # Factorizations                       : 0
% 0.21/0.52  # NegExts                              : 0
% 0.21/0.52  # Equation resolutions                 : 0
% 0.21/0.52  # Disequality decompositions           : 0
% 0.21/0.52  # Total rewrite steps                  : 2
% 0.21/0.52  # ...of those cached                   : 1
% 0.21/0.52  # Propositional unsat checks           : 0
% 0.21/0.52  #    Propositional check models        : 0
% 0.21/0.52  #    Propositional check unsatisfiable : 0
% 0.21/0.52  #    Propositional clauses             : 0
% 0.21/0.52  #    Propositional clauses after purity: 0
% 0.21/0.52  #    Propositional unsat core size     : 0
% 0.21/0.52  #    Propositional preprocessing time  : 0.000
% 0.21/0.52  #    Propositional encoding time       : 0.000
% 0.21/0.52  #    Propositional solver time         : 0.000
% 0.21/0.52  #    Success case prop preproc time    : 0.000
% 0.21/0.52  #    Success case prop encoding time   : 0.000
% 0.21/0.52  #    Success case prop solver time     : 0.000
% 0.21/0.52  # Current number of processed clauses  : 18
% 0.21/0.52  #    Positive orientable unit clauses  : 2
% 0.21/0.52  #    Positive unorientable unit clauses: 0
% 0.21/0.52  #    Negative unit clauses             : 1
% 0.21/0.52  #    Non-unit-clauses                  : 15
% 0.21/0.52  # Current number of unprocessed clauses: 18
% 0.21/0.52  # ...number of literals in the above   : 51
% 0.21/0.52  # Current number of archived formulas  : 0
% 0.21/0.52  # Current number of archived clauses   : 11
% 0.21/0.52  # Clause-clause subsumption calls (NU) : 87
% 0.21/0.52  # Rec. Clause-clause subsumption calls : 87
% 0.21/0.52  # Non-unit clause-clause subsumptions  : 4
% 0.21/0.52  # Unit Clause-clause subsumption calls : 1
% 0.21/0.52  # Rewrite failures with RHS unbound    : 0
% 0.21/0.52  # BW rewrite match attempts            : 0
% 0.21/0.52  # BW rewrite match successes           : 0
% 0.21/0.52  # Condensation attempts                : 32
% 0.21/0.52  # Condensation successes               : 0
% 0.21/0.52  # Termbank termtop insertions          : 2767
% 0.21/0.52  # Search garbage collected termcells   : 783
% 0.21/0.52  
% 0.21/0.52  # -------------------------------------------------
% 0.21/0.52  # User time                : 0.004 s
% 0.21/0.52  # System time              : 0.003 s
% 0.21/0.52  # Total time               : 0.007 s
% 0.21/0.52  # Maximum resident set size: 2112 pages
% 0.21/0.52  
% 0.21/0.52  # -------------------------------------------------
% 0.21/0.52  # User time                : 0.009 s
% 0.21/0.52  # System time              : 0.006 s
% 0.21/0.52  # Total time               : 0.014 s
% 0.21/0.52  # Maximum resident set size: 1896 pages
% 0.21/0.52  % E---3.1 exiting
% 0.21/0.52  % E exiting
%------------------------------------------------------------------------------