TSTP Solution File: PUZ018-1 by E-SAT---3.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : E-SAT---3.1
% Problem  : PUZ018-1 : TPTP v8.1.2. Bugfixed v1.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_E %s %d THM

% Computer : n019.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 : 2400s
% WCLimit  : 300s
% DateTime : Tue Oct 10 19:12:40 EDT 2023

% Result   : Unsatisfiable 0.20s 0.51s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   23
% Syntax   : Number of clauses     :   69 (  37 unt;  15 nHn;  63 RR)
%            Number of literals    :  165 (   0 equ;  72 neg)
%            Maximal clause size   :    7 (   2 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    6 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;  10 con; 0-0 aty)
%            Number of variables   :   42 (   2 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(all_on_one_day,hypothesis,
    ( all_on(sunday)
    | all_on(monday)
    | all_on(tuesday)
    | all_on(wednesday)
    | all_on(thursday)
    | all_on(friday)
    | all_on(saturday) ),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',all_on_one_day) ).

cnf(prove_all_on_friday,negated_conjecture,
    ~ all_on(friday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',prove_all_on_friday) ).

cnf(all_on_c_on,axiom,
    ( on(c,X1)
    | ~ all_on(X1) ),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',all_on_c_on) ).

cnf(all_on_b_on,axiom,
    ( on(b,X1)
    | ~ all_on(X1) ),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',all_on_b_on) ).

cnf(not_on_for_3_days,hypothesis,
    ( ~ consecutive(X1,X2)
    | ~ consecutive(X2,X3)
    | ~ consecutive(X3,X4)
    | ~ on(X5,X1)
    | ~ on(X5,X2)
    | ~ on(X5,X3) ),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',not_on_for_3_days) ).

cnf(friday_follows_thursday,axiom,
    consecutive(thursday,friday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',friday_follows_thursday) ).

cnf(b_off_saturday,hypothesis,
    ~ on(b,saturday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',b_off_saturday) ).

cnf(thursday_follows_wednesday,axiom,
    consecutive(wednesday,thursday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',thursday_follows_wednesday) ).

cnf(a_not_c,axiom,
    ~ same_person(a,c),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',a_not_c) ).

cnf(no_two_off_twice_together,hypothesis,
    ( on(X1,X2)
    | on(X1,X3)
    | on(X4,X2)
    | on(X4,X3)
    | same_person(X1,X4)
    | same_day(X2,X3) ),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',no_two_off_twice_together) ).

cnf(all_on_a_on,axiom,
    ( on(a,X1)
    | ~ all_on(X1) ),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',all_on_a_on) ).

cnf(a_off_tuesday,hypothesis,
    ~ on(a,tuesday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',a_off_tuesday) ).

cnf(wednesday_follows_tuesday,axiom,
    consecutive(tuesday,wednesday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',wednesday_follows_tuesday) ).

cnf(c_off_sunday,hypothesis,
    ~ on(c,sunday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',c_off_sunday) ).

cnf(a_off_sunday,hypothesis,
    ~ on(a,sunday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',a_off_sunday) ).

cnf(a_off_thursday,hypothesis,
    ~ on(a,thursday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',a_off_thursday) ).

cnf(tuesday_follows_monday,axiom,
    consecutive(monday,tuesday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',tuesday_follows_monday) ).

cnf(a_not_b,axiom,
    ~ same_person(a,b),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',a_not_b) ).

cnf(sunday_not_thursday,axiom,
    ~ same_day(sunday,thursday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',sunday_not_thursday) ).

cnf(monday_follows_sunday,axiom,
    consecutive(sunday,monday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',monday_follows_sunday) ).

cnf(b_off_thursday,hypothesis,
    ~ on(b,thursday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',b_off_thursday) ).

cnf(tuesday_not_thursday,axiom,
    ~ same_day(tuesday,thursday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',tuesday_not_thursday) ).

cnf(sunday_not_tuesday,axiom,
    ~ same_day(sunday,tuesday),
    file('/export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p',sunday_not_tuesday) ).

cnf(c_0_23,hypothesis,
    ( all_on(sunday)
    | all_on(monday)
    | all_on(tuesday)
    | all_on(wednesday)
    | all_on(thursday)
    | all_on(friday)
    | all_on(saturday) ),
    all_on_one_day ).

cnf(c_0_24,negated_conjecture,
    ~ all_on(friday),
    prove_all_on_friday ).

cnf(c_0_25,axiom,
    ( on(c,X1)
    | ~ all_on(X1) ),
    all_on_c_on ).

cnf(c_0_26,hypothesis,
    ( all_on(saturday)
    | all_on(thursday)
    | all_on(wednesday)
    | all_on(tuesday)
    | all_on(monday)
    | all_on(sunday) ),
    inference(sr,[status(thm)],[c_0_23,c_0_24]) ).

cnf(c_0_27,axiom,
    ( on(b,X1)
    | ~ all_on(X1) ),
    all_on_b_on ).

cnf(c_0_28,hypothesis,
    ( on(c,wednesday)
    | all_on(saturday)
    | all_on(thursday)
    | all_on(tuesday)
    | all_on(monday)
    | all_on(sunday) ),
    inference(spm,[status(thm)],[c_0_25,c_0_26]) ).

cnf(c_0_29,hypothesis,
    ( ~ consecutive(X1,X2)
    | ~ consecutive(X2,X3)
    | ~ consecutive(X3,X4)
    | ~ on(X5,X1)
    | ~ on(X5,X2)
    | ~ on(X5,X3) ),
    not_on_for_3_days ).

cnf(c_0_30,axiom,
    consecutive(thursday,friday),
    friday_follows_thursday ).

cnf(c_0_31,hypothesis,
    ( on(c,wednesday)
    | on(b,monday)
    | all_on(sunday)
    | all_on(tuesday)
    | all_on(thursday)
    | all_on(saturday) ),
    inference(spm,[status(thm)],[c_0_27,c_0_28]) ).

cnf(c_0_32,hypothesis,
    ~ on(b,saturday),
    b_off_saturday ).

cnf(c_0_33,hypothesis,
    ( ~ consecutive(X1,thursday)
    | ~ consecutive(X2,X1)
    | ~ on(X3,thursday)
    | ~ on(X3,X1)
    | ~ on(X3,X2) ),
    inference(spm,[status(thm)],[c_0_29,c_0_30]) ).

cnf(c_0_34,axiom,
    consecutive(wednesday,thursday),
    thursday_follows_wednesday ).

cnf(c_0_35,axiom,
    ~ same_person(a,c),
    a_not_c ).

cnf(c_0_36,hypothesis,
    ( on(X1,X2)
    | on(X1,X3)
    | on(X4,X2)
    | on(X4,X3)
    | same_person(X1,X4)
    | same_day(X2,X3) ),
    no_two_off_twice_together ).

cnf(c_0_37,axiom,
    ( on(a,X1)
    | ~ all_on(X1) ),
    all_on_a_on ).

cnf(c_0_38,hypothesis,
    ( on(b,monday)
    | on(c,wednesday)
    | all_on(thursday)
    | all_on(tuesday)
    | all_on(sunday) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_31]),c_0_32]) ).

cnf(c_0_39,hypothesis,
    ~ on(a,tuesday),
    a_off_tuesday ).

cnf(c_0_40,axiom,
    consecutive(tuesday,wednesday),
    wednesday_follows_tuesday ).

cnf(c_0_41,hypothesis,
    ( ~ consecutive(X1,wednesday)
    | ~ on(X2,thursday)
    | ~ on(X2,wednesday)
    | ~ on(X2,X1) ),
    inference(spm,[status(thm)],[c_0_33,c_0_34]) ).

cnf(c_0_42,hypothesis,
    ~ on(c,sunday),
    c_off_sunday ).

cnf(c_0_43,hypothesis,
    ( same_day(X1,X2)
    | on(a,X1)
    | on(a,X2)
    | on(c,X1)
    | on(c,X2) ),
    inference(spm,[status(thm)],[c_0_35,c_0_36]) ).

cnf(c_0_44,hypothesis,
    ~ on(a,sunday),
    a_off_sunday ).

cnf(c_0_45,hypothesis,
    ( on(c,wednesday)
    | on(b,monday)
    | all_on(sunday)
    | all_on(thursday) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_37,c_0_38]),c_0_39]) ).

cnf(c_0_46,hypothesis,
    ~ on(a,thursday),
    a_off_thursday ).

cnf(c_0_47,hypothesis,
    ( ~ consecutive(X1,tuesday)
    | ~ consecutive(X2,X1)
    | ~ on(X3,tuesday)
    | ~ on(X3,X1)
    | ~ on(X3,X2) ),
    inference(spm,[status(thm)],[c_0_29,c_0_40]) ).

cnf(c_0_48,axiom,
    consecutive(monday,tuesday),
    tuesday_follows_monday ).

cnf(c_0_49,axiom,
    ~ same_person(a,b),
    a_not_b ).

cnf(c_0_50,hypothesis,
    ( ~ on(X1,thursday)
    | ~ on(X1,wednesday)
    | ~ on(X1,tuesday) ),
    inference(spm,[status(thm)],[c_0_41,c_0_40]) ).

cnf(c_0_51,hypothesis,
    ( same_day(sunday,X1)
    | on(c,X1)
    | on(a,X1) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_42,c_0_43]),c_0_44]) ).

cnf(c_0_52,axiom,
    ~ same_day(sunday,thursday),
    sunday_not_thursday ).

cnf(c_0_53,hypothesis,
    ( on(b,monday)
    | on(c,wednesday)
    | all_on(sunday) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_37,c_0_45]),c_0_46]) ).

cnf(c_0_54,hypothesis,
    ( ~ consecutive(X1,monday)
    | ~ on(X2,tuesday)
    | ~ on(X2,monday)
    | ~ on(X2,X1) ),
    inference(spm,[status(thm)],[c_0_47,c_0_48]) ).

cnf(c_0_55,axiom,
    consecutive(sunday,monday),
    monday_follows_sunday ).

cnf(c_0_56,hypothesis,
    ~ on(b,thursday),
    b_off_thursday ).

cnf(c_0_57,hypothesis,
    ( same_day(X1,X2)
    | on(a,X1)
    | on(a,X2)
    | on(b,X1)
    | on(b,X2) ),
    inference(spm,[status(thm)],[c_0_49,c_0_36]) ).

cnf(c_0_58,hypothesis,
    ( ~ on(c,wednesday)
    | ~ on(c,tuesday) ),
    inference(sr,[status(thm)],[inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_50,c_0_51]),c_0_52]),c_0_46]) ).

cnf(c_0_59,hypothesis,
    ( on(c,wednesday)
    | on(b,monday) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_37,c_0_53]),c_0_44]) ).

cnf(c_0_60,hypothesis,
    ( ~ on(X1,tuesday)
    | ~ on(X1,monday)
    | ~ on(X1,sunday) ),
    inference(spm,[status(thm)],[c_0_54,c_0_55]) ).

cnf(c_0_61,hypothesis,
    ( same_day(X1,thursday)
    | on(b,X1)
    | on(a,X1) ),
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_56,c_0_57]),c_0_46]) ).

cnf(c_0_62,axiom,
    ~ same_day(tuesday,thursday),
    tuesday_not_thursday ).

cnf(c_0_63,hypothesis,
    ( on(b,monday)
    | ~ on(c,tuesday) ),
    inference(spm,[status(thm)],[c_0_58,c_0_59]) ).

cnf(c_0_64,axiom,
    ~ same_day(sunday,tuesday),
    sunday_not_tuesday ).

cnf(c_0_65,hypothesis,
    ( ~ on(b,monday)
    | ~ on(b,sunday) ),
    inference(sr,[status(thm)],[inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_60,c_0_61]),c_0_62]),c_0_39]) ).

cnf(c_0_66,hypothesis,
    on(b,monday),
    inference(sr,[status(thm)],[inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_63,c_0_51]),c_0_64]),c_0_39]) ).

cnf(c_0_67,hypothesis,
    ~ on(b,sunday),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_65,c_0_66])]) ).

cnf(c_0_68,hypothesis,
    $false,
    inference(sr,[status(thm)],[inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_67,c_0_61]),c_0_52]),c_0_44]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : PUZ018-1 : TPTP v8.1.2. Bugfixed v1.2.0.
% 0.03/0.13  % Command    : run_E %s %d THM
% 0.14/0.35  % Computer : n019.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   : 2400
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Mon Oct  2 18:58:06 EDT 2023
% 0.14/0.35  % CPUTime    : 
% 0.20/0.48  Running first-order model finding
% 0.20/0.48  Running: /export/starexec/sandbox2/solver/bin/eprover --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --satauto-schedule=8 --cpu-limit=300 /export/starexec/sandbox2/tmp/tmp.DdYfIbLfS8/E---3.1_3472.p
% 0.20/0.51  # Version: 3.1pre001
% 0.20/0.51  # Preprocessing class: FSMSSMSMSSSNFFN.
% 0.20/0.51  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.20/0.51  # Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with 1500s (5) cores
% 0.20/0.51  # Starting new_bool_3 with 300s (1) cores
% 0.20/0.51  # Starting new_bool_1 with 300s (1) cores
% 0.20/0.51  # Starting sh5l with 300s (1) cores
% 0.20/0.51  # G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with pid 3549 completed with status 0
% 0.20/0.51  # Result found by G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI
% 0.20/0.51  # Preprocessing class: FSMSSMSMSSSNFFN.
% 0.20/0.51  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.20/0.51  # Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with 1500s (5) cores
% 0.20/0.51  # No SInE strategy applied
% 0.20/0.51  # Search class: FGHNS-FFMM00-SFFFFFNN
% 0.20/0.51  # Scheduled 6 strats onto 5 cores with 1500 seconds (1500 total)
% 0.20/0.51  # Starting G-E--_208_C18_F1_SE_CS_SP_PS_S5PRR_S2mI with 811s (1) cores
% 0.20/0.51  # Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with 151s (1) cores
% 0.20/0.51  # Starting new_bool_3 with 136s (1) cores
% 0.20/0.51  # Starting new_bool_1 with 136s (1) cores
% 0.20/0.51  # Starting sh5l with 136s (1) cores
% 0.20/0.51  # G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with pid 3554 completed with status 0
% 0.20/0.51  # Result found by G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI
% 0.20/0.51  # Preprocessing class: FSMSSMSMSSSNFFN.
% 0.20/0.51  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.20/0.51  # Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with 1500s (5) cores
% 0.20/0.51  # No SInE strategy applied
% 0.20/0.51  # Search class: FGHNS-FFMM00-SFFFFFNN
% 0.20/0.51  # Scheduled 6 strats onto 5 cores with 1500 seconds (1500 total)
% 0.20/0.51  # Starting G-E--_208_C18_F1_SE_CS_SP_PS_S5PRR_S2mI with 811s (1) cores
% 0.20/0.51  # Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S2SI with 151s (1) cores
% 0.20/0.51  # Preprocessing time       : 0.001 s
% 0.20/0.51  # Presaturation interreduction done
% 0.20/0.51  
% 0.20/0.51  # Proof found!
% 0.20/0.51  # SZS status Unsatisfiable
% 0.20/0.51  # SZS output start CNFRefutation
% See solution above
% 0.20/0.51  # Parsed axioms                        : 48
% 0.20/0.51  # Removed by relevancy pruning/SinE    : 0
% 0.20/0.51  # Initial clauses                      : 48
% 0.20/0.51  # Removed in clause preprocessing      : 0
% 0.20/0.51  # Initial clauses in saturation        : 48
% 0.20/0.51  # Processed clauses                    : 210
% 0.20/0.51  # ...of these trivial                  : 7
% 0.20/0.51  # ...subsumed                          : 25
% 0.20/0.51  # ...remaining for further processing  : 178
% 0.20/0.51  # Other redundant clauses eliminated   : 0
% 0.20/0.51  # Clauses deleted for lack of memory   : 0
% 0.20/0.51  # Backward-subsumed                    : 27
% 0.20/0.51  # Backward-rewritten                   : 12
% 0.20/0.51  # Generated clauses                    : 383
% 0.20/0.51  # ...of the previous two non-redundant : 327
% 0.20/0.51  # ...aggressively subsumed             : 0
% 0.20/0.51  # Contextual simplify-reflections      : 0
% 0.20/0.51  # Paramodulations                      : 377
% 0.20/0.51  # Factorizations                       : 6
% 0.20/0.51  # NegExts                              : 0
% 0.20/0.51  # Equation resolutions                 : 0
% 0.20/0.51  # Total rewrite steps                  : 71
% 0.20/0.51  # Propositional unsat checks           : 0
% 0.20/0.51  #    Propositional check models        : 0
% 0.20/0.51  #    Propositional check unsatisfiable : 0
% 0.20/0.51  #    Propositional clauses             : 0
% 0.20/0.51  #    Propositional clauses after purity: 0
% 0.20/0.51  #    Propositional unsat core size     : 0
% 0.20/0.51  #    Propositional preprocessing time  : 0.000
% 0.20/0.51  #    Propositional encoding time       : 0.000
% 0.20/0.51  #    Propositional solver time         : 0.000
% 0.20/0.51  #    Success case prop preproc time    : 0.000
% 0.20/0.51  #    Success case prop encoding time   : 0.000
% 0.20/0.51  #    Success case prop solver time     : 0.000
% 0.20/0.51  # Current number of processed clauses  : 91
% 0.20/0.51  #    Positive orientable unit clauses  : 13
% 0.20/0.51  #    Positive unorientable unit clauses: 0
% 0.20/0.51  #    Negative unit clauses             : 32
% 0.20/0.51  #    Non-unit-clauses                  : 46
% 0.20/0.51  # Current number of unprocessed clauses: 176
% 0.20/0.51  # ...number of literals in the above   : 994
% 0.20/0.51  # Current number of archived formulas  : 0
% 0.20/0.51  # Current number of archived clauses   : 87
% 0.20/0.51  # Clause-clause subsumption calls (NU) : 804
% 0.20/0.51  # Rec. Clause-clause subsumption calls : 255
% 0.20/0.51  # Non-unit clause-clause subsumptions  : 33
% 0.20/0.51  # Unit Clause-clause subsumption calls : 185
% 0.20/0.51  # Rewrite failures with RHS unbound    : 0
% 0.20/0.51  # BW rewrite match attempts            : 28
% 0.20/0.51  # BW rewrite match successes           : 4
% 0.20/0.51  # Condensation attempts                : 0
% 0.20/0.51  # Condensation successes               : 0
% 0.20/0.51  # Termbank termtop insertions          : 5156
% 0.20/0.51  
% 0.20/0.51  # -------------------------------------------------
% 0.20/0.51  # User time                : 0.015 s
% 0.20/0.51  # System time              : 0.002 s
% 0.20/0.51  # Total time               : 0.017 s
% 0.20/0.51  # Maximum resident set size: 1664 pages
% 0.20/0.51  
% 0.20/0.51  # -------------------------------------------------
% 0.20/0.51  # User time                : 0.057 s
% 0.20/0.51  # System time              : 0.009 s
% 0.20/0.51  # Total time               : 0.066 s
% 0.20/0.51  # Maximum resident set size: 1700 pages
% 0.20/0.51  % E---3.1 exiting
%------------------------------------------------------------------------------