%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SWC100+1 : TPTP v9.2.0. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.F7L91M95Tt true
% Computer : n003.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 : Thu Oct 2 04:58:36 PM UTC 2025
% Result : Theorem 1.10s 0.88s
% Output : Refutation 1.10s
% Verified :
% SZS Type : Refutation
% Derivation depth : 14
% Number of leaves : 7
% Syntax : Number of formulae : 73 ( 29 unt; 0 typ; 0 def)
% Number of atoms : 237 ( 92 equ; 0 cnn)
% Maximal formula atoms : 23 ( 3 avg)
% Number of connectives : 522 ( 126 ~; 119 |; 21 &; 232 @)
% ( 3 <=>; 21 =>; 0 <=; 0 <~>)
% Maximal formula depth : 27 ( 5 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 16 ( 14 usr; 7 con; 0-2 aty)
% Number of variables : 66 ( 0 ^; 57 !; 9 ?; 66 :)
% Comments :
%------------------------------------------------------------------------------
thf(frontsegP_type,type,
frontsegP: $i > $i > $o ).
thf(ssItem_type,type,
ssItem: $i > $o ).
thf(sk__16_type,type,
sk__16: $i ).
thf(sk__17_type,type,
sk__17: $i ).
thf(nil_type,type,
nil: $i ).
thf(lt_type,type,
lt: $i > $i > $o ).
thf(app_type,type,
app: $i > $i > $i ).
thf(sk__18_type,type,
sk__18: $i ).
thf(ssList_type,type,
ssList: $i > $o ).
thf(sk__20_type,type,
sk__20: $i ).
thf(sk__19_type,type,
sk__19: $i ).
thf(neq_type,type,
neq: $i > $i > $o ).
thf(strictorderedP_type,type,
strictorderedP: $i > $o ).
thf(cons_type,type,
cons: $i > $i > $i ).
thf(ax84,axiom,
! [U: $i] :
( ( ssList @ U )
=> ( ( app @ U @ nil )
= U ) ) ).
thf(zip_derived_cl80,plain,
! [X0: $i] :
( ( ( app @ X0 @ nil )
= X0 )
| ~ ( ssList @ X0 ) ),
inference(cnf,[status(esa)],[ax84]) ).
thf(ax5,axiom,
! [U: $i] :
( ( ssList @ U )
=> ! [V: $i] :
( ( ssList @ V )
=> ( ( frontsegP @ U @ V )
<=> ? [W: $i] :
( ( ( app @ V @ W )
= U )
& ( ssList @ W ) ) ) ) ) ).
thf(zip_derived_cl7,plain,
! [X0: $i,X1: $i,X2: $i] :
( ~ ( ssList @ X0 )
| ( ( app @ X0 @ X2 )
!= X1 )
| ~ ( ssList @ X2 )
| ( frontsegP @ X1 @ X0 )
| ~ ( ssList @ X1 ) ),
inference(cnf,[status(esa)],[ax5]) ).
thf(zip_derived_cl801,plain,
! [X0: $i,X1: $i] :
( ( X0 != X1 )
| ~ ( ssList @ X0 )
| ~ ( ssList @ X1 )
| ( frontsegP @ X1 @ X0 )
| ~ ( ssList @ nil )
| ~ ( ssList @ X0 ) ),
inference('sup-',[status(thm)],[zip_derived_cl80,zip_derived_cl7]) ).
thf(ax17,axiom,
ssList @ nil ).
thf(zip_derived_cl27,plain,
ssList @ nil,
inference(cnf,[status(esa)],[ax17]) ).
thf(zip_derived_cl806,plain,
! [X0: $i,X1: $i] :
( ( X0 != X1 )
| ~ ( ssList @ X0 )
| ~ ( ssList @ X1 )
| ( frontsegP @ X1 @ X0 )
| ~ ( ssList @ X0 ) ),
inference(demod,[status(thm)],[zip_derived_cl801,zip_derived_cl27]) ).
thf(zip_derived_cl807,plain,
! [X0: $i,X1: $i] :
( ( frontsegP @ X1 @ X0 )
| ~ ( ssList @ X1 )
| ~ ( ssList @ X0 )
| ( X0 != X1 ) ),
inference(simplify,[status(thm)],[zip_derived_cl806]) ).
thf(co1,conjecture,
! [U: $i] :
( ( ssList @ U )
=> ! [V: $i] :
( ( ssList @ V )
=> ! [W: $i] :
( ( ssList @ W )
=> ! [X: $i] :
( ( ssList @ X )
=> ( ( V != X )
| ( U != W )
| ! [Y: $i] :
( ( ssList @ Y )
=> ( ( ( app @ W @ Y )
!= X )
| ~ ( strictorderedP @ W )
| ? [Z: $i] :
( ? [X1: $i] :
( ? [X2: $i] :
( ? [X3: $i] :
( ( lt @ X2 @ Z )
& ( ( app @ X3 @ ( cons @ X2 @ nil ) )
= W )
& ( ssList @ X3 ) )
& ( ssItem @ X2 ) )
& ( ( app @ ( cons @ Z @ nil ) @ X1 )
= Y )
& ( ssList @ X1 ) )
& ( ssItem @ Z ) ) ) )
| ( ( nil != X )
& ( nil = W ) )
| ( ( ( nil != V )
| ( nil = U ) )
& ( ~ ( neq @ V @ nil )
| ( ( neq @ U @ nil )
& ( frontsegP @ V @ U ) ) ) ) ) ) ) ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ! [U: $i] :
( ( ssList @ U )
=> ! [V: $i] :
( ( ssList @ V )
=> ! [W: $i] :
( ( ssList @ W )
=> ! [X: $i] :
( ( ssList @ X )
=> ( ( V != X )
| ( U != W )
| ! [Y: $i] :
( ( ssList @ Y )
=> ( ( ( app @ W @ Y )
!= X )
| ~ ( strictorderedP @ W )
| ? [Z: $i] :
( ? [X1: $i] :
( ? [X2: $i] :
( ? [X3: $i] :
( ( lt @ X2 @ Z )
& ( ( app @ X3 @ ( cons @ X2 @ nil ) )
= W )
& ( ssList @ X3 ) )
& ( ssItem @ X2 ) )
& ( ( app @ ( cons @ Z @ nil ) @ X1 )
= Y )
& ( ssList @ X1 ) )
& ( ssItem @ Z ) ) ) )
| ( ( nil != X )
& ( nil = W ) )
| ( ( ( nil != V )
| ( nil = U ) )
& ( ~ ( neq @ V @ nil )
| ( ( neq @ U @ nil )
& ( frontsegP @ V @ U ) ) ) ) ) ) ) ) ),
inference('cnf.neg',[status(esa)],[co1]) ).
thf(zip_derived_cl97,plain,
( ( app @ sk__18 @ sk__20 )
= sk__19 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl94,plain,
sk__16 = sk__18,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl100,plain,
sk__17 = sk__19,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl769,plain,
( ( app @ sk__16 @ sk__20 )
= sk__17 ),
inference(demod,[status(thm)],[zip_derived_cl97,zip_derived_cl94,zip_derived_cl100]) ).
thf(zip_derived_cl7_001,plain,
! [X0: $i,X1: $i,X2: $i] :
( ~ ( ssList @ X0 )
| ( ( app @ X0 @ X2 )
!= X1 )
| ~ ( ssList @ X2 )
| ( frontsegP @ X1 @ X0 )
| ~ ( ssList @ X1 ) ),
inference(cnf,[status(esa)],[ax5]) ).
thf(zip_derived_cl804,plain,
! [X0: $i] :
( ( sk__17 != X0 )
| ~ ( ssList @ X0 )
| ( frontsegP @ X0 @ sk__16 )
| ~ ( ssList @ sk__20 )
| ~ ( ssList @ sk__16 ) ),
inference('sup-',[status(thm)],[zip_derived_cl769,zip_derived_cl7]) ).
thf(zip_derived_cl96,plain,
ssList @ sk__20,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl88,plain,
ssList @ sk__16,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl811,plain,
! [X0: $i] :
( ( sk__17 != X0 )
| ~ ( ssList @ X0 )
| ( frontsegP @ X0 @ sk__16 ) ),
inference(demod,[status(thm)],[zip_derived_cl804,zip_derived_cl96,zip_derived_cl88]) ).
thf(ax40,axiom,
! [U: $i] :
( ( ssList @ U )
=> ! [V: $i] :
( ( ssList @ V )
=> ! [W: $i] :
( ( ssList @ W )
=> ( ( ( frontsegP @ U @ V )
& ( frontsegP @ V @ W ) )
=> ( frontsegP @ U @ W ) ) ) ) ) ).
thf(zip_derived_cl47,plain,
! [X0: $i,X1: $i,X2: $i] :
( ~ ( ssList @ X0 )
| ~ ( frontsegP @ X1 @ X0 )
| ~ ( frontsegP @ X0 @ X2 )
| ( frontsegP @ X1 @ X2 )
| ~ ( ssList @ X2 )
| ~ ( ssList @ X1 ) ),
inference(cnf,[status(esa)],[ax40]) ).
thf(zip_derived_cl1070,plain,
! [X0: $i,X1: $i] :
( ~ ( ssList @ X0 )
| ( sk__17 != X0 )
| ~ ( ssList @ X0 )
| ~ ( ssList @ X1 )
| ( frontsegP @ X0 @ X1 )
| ~ ( frontsegP @ sk__16 @ X1 )
| ~ ( ssList @ sk__16 ) ),
inference('sup-',[status(thm)],[zip_derived_cl811,zip_derived_cl47]) ).
thf(zip_derived_cl88_002,plain,
ssList @ sk__16,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1080,plain,
! [X0: $i,X1: $i] :
( ~ ( ssList @ X0 )
| ( sk__17 != X0 )
| ~ ( ssList @ X0 )
| ~ ( ssList @ X1 )
| ( frontsegP @ X0 @ X1 )
| ~ ( frontsegP @ sk__16 @ X1 ) ),
inference(demod,[status(thm)],[zip_derived_cl1070,zip_derived_cl88]) ).
thf(zip_derived_cl1081,plain,
! [X0: $i,X1: $i] :
( ~ ( frontsegP @ sk__16 @ X1 )
| ( frontsegP @ X0 @ X1 )
| ~ ( ssList @ X1 )
| ( sk__17 != X0 )
| ~ ( ssList @ X0 ) ),
inference(simplify,[status(thm)],[zip_derived_cl1080]) ).
thf(zip_derived_cl1084,plain,
! [X0: $i,X1: $i] :
( ( X0 != sk__16 )
| ~ ( ssList @ X0 )
| ~ ( ssList @ sk__16 )
| ~ ( ssList @ X1 )
| ( sk__17 != X1 )
| ~ ( ssList @ X0 )
| ( frontsegP @ X1 @ X0 ) ),
inference('sup-',[status(thm)],[zip_derived_cl807,zip_derived_cl1081]) ).
thf(zip_derived_cl88_003,plain,
ssList @ sk__16,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1089,plain,
! [X0: $i,X1: $i] :
( ( X0 != sk__16 )
| ~ ( ssList @ X0 )
| ~ ( ssList @ X1 )
| ( sk__17 != X1 )
| ~ ( ssList @ X0 )
| ( frontsegP @ X1 @ X0 ) ),
inference(demod,[status(thm)],[zip_derived_cl1084,zip_derived_cl88]) ).
thf(zip_derived_cl1090,plain,
! [X0: $i,X1: $i] :
( ( frontsegP @ X1 @ X0 )
| ( sk__17 != X1 )
| ~ ( ssList @ X1 )
| ~ ( ssList @ X0 )
| ( X0 != sk__16 ) ),
inference(simplify,[status(thm)],[zip_derived_cl1089]) ).
thf(ax15,axiom,
! [U: $i] :
( ( ssList @ U )
=> ! [V: $i] :
( ( ssList @ V )
=> ( ( neq @ U @ V )
<=> ( U != V ) ) ) ) ).
thf(zip_derived_cl25,plain,
! [X0: $i,X1: $i] :
( ~ ( ssList @ X0 )
| ( X1 = X0 )
| ( neq @ X1 @ X0 )
| ~ ( ssList @ X1 ) ),
inference(cnf,[status(esa)],[ax15]) ).
thf(zip_derived_cl91,plain,
( ( nil = sk__17 )
| ~ ( neq @ sk__16 @ nil )
| ~ ( frontsegP @ sk__17 @ sk__16 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl744,plain,
( ~ ( ssList @ sk__16 )
| ( sk__16 = nil )
| ~ ( ssList @ nil )
| ~ ( frontsegP @ sk__17 @ sk__16 )
| ( nil = sk__17 ) ),
inference('dp-resolution',[status(thm)],[zip_derived_cl25,zip_derived_cl91]) ).
thf(zip_derived_cl88_004,plain,
ssList @ sk__16,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl27_005,plain,
ssList @ nil,
inference(cnf,[status(esa)],[ax17]) ).
thf(zip_derived_cl1177,plain,
( ( sk__16 = nil )
| ~ ( frontsegP @ sk__17 @ sk__16 )
| ( nil = sk__17 ) ),
inference(demod,[status(thm)],[zip_derived_cl744,zip_derived_cl88,zip_derived_cl27]) ).
thf(zip_derived_cl769_006,plain,
( ( app @ sk__16 @ sk__20 )
= sk__17 ),
inference(demod,[status(thm)],[zip_derived_cl97,zip_derived_cl94,zip_derived_cl100]) ).
thf(ax83,axiom,
! [U: $i] :
( ( ssList @ U )
=> ! [V: $i] :
( ( ssList @ V )
=> ( ( nil
= ( app @ U @ V ) )
<=> ( ( nil = V )
& ( nil = U ) ) ) ) ) ).
thf(zip_derived_cl77,plain,
! [X0: $i,X1: $i] :
( ~ ( ssList @ X0 )
| ( nil
!= ( app @ X1 @ X0 ) )
| ( nil = X0 )
| ~ ( ssList @ X1 ) ),
inference(cnf,[status(esa)],[ax83]) ).
thf(zip_derived_cl794,plain,
( ( nil != sk__17 )
| ~ ( ssList @ sk__16 )
| ( nil = sk__20 )
| ~ ( ssList @ sk__20 ) ),
inference('sup-',[status(thm)],[zip_derived_cl769,zip_derived_cl77]) ).
thf(zip_derived_cl88_007,plain,
ssList @ sk__16,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl96_008,plain,
ssList @ sk__20,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl800,plain,
( ( nil != sk__17 )
| ( nil = sk__20 ) ),
inference(demod,[status(thm)],[zip_derived_cl794,zip_derived_cl88,zip_derived_cl96]) ).
thf(zip_derived_cl769_009,plain,
( ( app @ sk__16 @ sk__20 )
= sk__17 ),
inference(demod,[status(thm)],[zip_derived_cl97,zip_derived_cl94,zip_derived_cl100]) ).
thf(zip_derived_cl813,plain,
( ( ( app @ sk__16 @ nil )
= sk__17 )
| ( nil != sk__17 ) ),
inference('sup+',[status(thm)],[zip_derived_cl800,zip_derived_cl769]) ).
thf(zip_derived_cl814,plain,
( ( ( app @ sk__16 @ nil )
= nil )
| ( nil != sk__17 ) ),
inference(local_rewriting,[status(thm)],[zip_derived_cl813]) ).
thf(zip_derived_cl80_010,plain,
! [X0: $i] :
( ( ( app @ X0 @ nil )
= X0 )
| ~ ( ssList @ X0 ) ),
inference(cnf,[status(esa)],[ax84]) ).
thf(zip_derived_cl822,plain,
( ( nil = sk__16 )
| ( nil != sk__17 )
| ~ ( ssList @ sk__16 ) ),
inference('sup+',[status(thm)],[zip_derived_cl814,zip_derived_cl80]) ).
thf(zip_derived_cl88_011,plain,
ssList @ sk__16,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl826,plain,
( ( nil = sk__16 )
| ( nil != sk__17 ) ),
inference(demod,[status(thm)],[zip_derived_cl822,zip_derived_cl88]) ).
thf(zip_derived_cl92,plain,
( ( nil != sk__16 )
| ( neq @ sk__17 @ nil ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl24,plain,
! [X0: $i,X1: $i] :
( ~ ( ssList @ X0 )
| ~ ( neq @ X1 @ X0 )
| ( X1 != X0 )
| ~ ( ssList @ X1 ) ),
inference(cnf,[status(esa)],[ax15]) ).
thf(zip_derived_cl755,plain,
( ( nil != sk__16 )
| ~ ( ssList @ sk__17 )
| ( sk__17 != nil )
| ~ ( ssList @ nil ) ),
inference('dp-resolution',[status(thm)],[zip_derived_cl92,zip_derived_cl24]) ).
thf(zip_derived_cl772,plain,
( ( nil != sk__16 )
| ( sk__17 != nil )
| ~ ( ssList @ nil ) ),
inference(local_rewriting,[status(thm)],[zip_derived_cl755]) ).
thf(zip_derived_cl27_012,plain,
ssList @ nil,
inference(cnf,[status(esa)],[ax17]) ).
thf(zip_derived_cl773,plain,
( ( nil != sk__16 )
| ( sk__17 != nil ) ),
inference(demod,[status(thm)],[zip_derived_cl772,zip_derived_cl27]) ).
thf(zip_derived_cl95,plain,
( ( nil = sk__19 )
| ( nil != sk__18 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl94_013,plain,
sk__16 = sk__18,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl762,plain,
( ( nil = sk__19 )
| ( nil != sk__16 ) ),
inference(demod,[status(thm)],[zip_derived_cl95,zip_derived_cl94]) ).
thf(zip_derived_cl100_014,plain,
sk__17 = sk__19,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl764,plain,
( ( sk__17 = nil )
| ( nil != sk__16 ) ),
inference('sup+',[status(thm)],[zip_derived_cl762,zip_derived_cl100]) ).
thf(zip_derived_cl774,plain,
nil != sk__16,
inference(clc,[status(thm)],[zip_derived_cl773,zip_derived_cl764]) ).
thf(zip_derived_cl827,plain,
nil != sk__17,
inference('simplify_reflect-',[status(thm)],[zip_derived_cl826,zip_derived_cl774]) ).
thf(zip_derived_cl774_015,plain,
nil != sk__16,
inference(clc,[status(thm)],[zip_derived_cl773,zip_derived_cl764]) ).
thf(zip_derived_cl1178,plain,
~ ( frontsegP @ sk__17 @ sk__16 ),
inference('simplify_reflect-',[status(thm)],[zip_derived_cl1177,zip_derived_cl827,zip_derived_cl774]) ).
thf(zip_derived_cl1183,plain,
( ( sk__16 != sk__16 )
| ~ ( ssList @ sk__16 )
| ~ ( ssList @ sk__17 )
| ( sk__17 != sk__17 ) ),
inference('sup-',[status(thm)],[zip_derived_cl1090,zip_derived_cl1178]) ).
thf(zip_derived_cl88_016,plain,
ssList @ sk__16,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl101,plain,
ssList @ sk__19,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl100_017,plain,
sk__17 = sk__19,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl766,plain,
ssList @ sk__17,
inference(demod,[status(thm)],[zip_derived_cl101,zip_derived_cl100]) ).
thf(zip_derived_cl1186,plain,
( ( sk__16 != sk__16 )
| ( sk__17 != sk__17 ) ),
inference(demod,[status(thm)],[zip_derived_cl1183,zip_derived_cl88,zip_derived_cl766]) ).
thf(zip_derived_cl1187,plain,
$false,
inference(simplify,[status(thm)],[zip_derived_cl1186]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13 % Problem : SWC100+1 : TPTP v9.2.0. Released v2.4.0.
% 0.07/0.14 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.F7L91M95Tt true
% 0.13/0.34 % Computer : n003.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 300
% 0.13/0.34 % DateTime : Wed Oct 1 17:13:38 EDT 2025
% 0.13/0.34 % CPUTime :
% 0.13/0.34 % Running portfolio for 300 s
% 0.13/0.34 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.34 % Number of cores: 8
% 0.13/0.34 % Python version: Python 3.6.8
% 0.13/0.34 % Running in FO mode
% 0.49/0.60 % Total configuration time : 435
% 0.49/0.60 % Estimated wc time : 1092
% 0.49/0.60 % Estimated cpu time (7 cpus) : 156.0
% 0.65/0.68 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.65/0.71 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.93/0.71 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.93/0.71 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.93/0.72 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.93/0.72 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.93/0.72 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 1.10/0.88 % Solved by fo/fo3_bce.sh.
% 1.10/0.88 % BCE start: 103
% 1.10/0.88 % BCE eliminated: 2
% 1.10/0.88 % PE start: 101
% 1.10/0.88 logic: eq
% 1.10/0.88 % PE eliminated: 2
% 1.10/0.88 % done 123 iterations in 0.145s
% 1.10/0.88 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 1.10/0.88 % SZS output start Refutation
% See solution above
% 1.10/0.88
% 1.10/0.88
% 1.10/0.88 % Terminating...
% 1.57/0.93 % Runner terminated.
% 1.60/0.95 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------