%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SWC020+1 : TPTP v9.2.0. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.ugxamuZnna true
% Computer : n027.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 04:58:18 PM UTC 2025
% Result : Theorem 0.49s 0.78s
% Output : Refutation 0.49s
% Verified :
% SZS Type : Refutation
% Derivation depth : 11
% Number of leaves : 2
% Syntax : Number of formulae : 46 ( 24 unt; 0 typ; 0 def)
% Number of atoms : 100 ( 45 equ; 0 cnn)
% Maximal formula atoms : 16 ( 2 avg)
% Number of connectives : 181 ( 36 ~; 35 |; 10 &; 91 @)
% ( 0 <=>; 9 =>; 0 <=; 0 <~>)
% Maximal formula depth : 19 ( 4 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 10 ( 8 usr; 6 con; 0-2 aty)
% Number of variables : 13 ( 0 ^; 11 !; 2 ?; 13 :)
% Comments :
%------------------------------------------------------------------------------
thf(frontsegP_type,type,
frontsegP: $i > $i > $o ).
thf(nil_type,type,
nil: $i ).
thf(ssList_type,type,
ssList: $i > $o ).
thf(neq_type,type,
neq: $i > $i > $o ).
thf(sk__7_type,type,
sk__7: $i ).
thf(sk__6_type,type,
sk__6: $i ).
thf(sk__5_type,type,
sk__5: $i ).
thf(sk__8_type,type,
sk__8: $i ).
thf(ax42,axiom,
! [U: $i] :
( ( ssList @ U )
=> ( frontsegP @ U @ U ) ) ).
thf(zip_derived_cl24,plain,
! [X0: $i] :
( ( frontsegP @ X0 @ X0 )
| ~ ( ssList @ X0 ) ),
inference(cnf,[status(esa)],[ax42]) ).
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] :
( ( frontsegP @ U @ Y )
& ( frontsegP @ V @ Y )
& ( neq @ Y @ nil )
& ( ssList @ Y ) )
| ( ( nil = V )
& ( nil = U ) )
| ( ( ( nil != X )
| ( nil != W ) )
& ( ~ ( neq @ W @ nil )
| ~ ( frontsegP @ X @ W ) ) ) ) ) ) ) ) ).
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] :
( ( frontsegP @ U @ Y )
& ( frontsegP @ V @ Y )
& ( neq @ Y @ nil )
& ( ssList @ Y ) )
| ( ( nil = V )
& ( nil = U ) )
| ( ( ( nil != X )
| ( nil != W ) )
& ( ~ ( neq @ W @ nil )
| ~ ( frontsegP @ X @ W ) ) ) ) ) ) ) ),
inference('cnf.neg',[status(esa)],[co1]) ).
thf(zip_derived_cl43,plain,
! [X0: $i] :
( ~ ( frontsegP @ sk__5 @ X0 )
| ~ ( frontsegP @ sk__6 @ X0 )
| ~ ( neq @ X0 @ nil )
| ~ ( ssList @ X0 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl69,plain,
( ~ ( ssList @ sk__5 )
| ~ ( ssList @ sk__5 )
| ~ ( neq @ sk__5 @ nil )
| ~ ( frontsegP @ sk__6 @ sk__5 ) ),
inference('sup-',[status(thm)],[zip_derived_cl24,zip_derived_cl43]) ).
thf(zip_derived_cl40,plain,
ssList @ sk__5,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl40_001,plain,
ssList @ sk__5,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl71,plain,
( ~ ( neq @ sk__5 @ nil )
| ~ ( frontsegP @ sk__6 @ sk__5 ) ),
inference(demod,[status(thm)],[zip_derived_cl69,zip_derived_cl40,zip_derived_cl40]) ).
thf(zip_derived_cl45,plain,
( ( nil = sk__8 )
| ( neq @ sk__7 @ nil ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl49,plain,
sk__6 = sk__8,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl44,plain,
sk__5 = sk__7,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl56,plain,
( ( nil = sk__6 )
| ( neq @ sk__5 @ nil ) ),
inference(demod,[status(thm)],[zip_derived_cl45,zip_derived_cl49,zip_derived_cl44]) ).
thf(zip_derived_cl71_002,plain,
( ~ ( neq @ sk__5 @ nil )
| ~ ( frontsegP @ sk__6 @ sk__5 ) ),
inference(demod,[status(thm)],[zip_derived_cl69,zip_derived_cl40,zip_derived_cl40]) ).
thf(zip_derived_cl123,plain,
( ( nil = sk__6 )
| ~ ( frontsegP @ sk__6 @ sk__5 ) ),
inference('sup-',[status(thm)],[zip_derived_cl56,zip_derived_cl71]) ).
thf(zip_derived_cl46,plain,
( ( nil = sk__8 )
| ( frontsegP @ sk__8 @ sk__7 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl49_003,plain,
sk__6 = sk__8,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl49_004,plain,
sk__6 = sk__8,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl44_005,plain,
sk__5 = sk__7,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl57,plain,
( ( nil = sk__6 )
| ( frontsegP @ sk__6 @ sk__5 ) ),
inference(demod,[status(thm)],[zip_derived_cl46,zip_derived_cl49,zip_derived_cl49,zip_derived_cl44]) ).
thf(zip_derived_cl125,plain,
nil = sk__6,
inference(clc,[status(thm)],[zip_derived_cl123,zip_derived_cl57]) ).
thf(zip_derived_cl140,plain,
( ~ ( neq @ sk__5 @ sk__6 )
| ~ ( frontsegP @ sk__6 @ sk__5 ) ),
inference(demod,[status(thm)],[zip_derived_cl71,zip_derived_cl125]) ).
thf(zip_derived_cl47,plain,
( ( nil = sk__7 )
| ( neq @ sk__7 @ nil ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl44_006,plain,
sk__5 = sk__7,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl44_007,plain,
sk__5 = sk__7,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl58,plain,
( ( nil = sk__5 )
| ( neq @ sk__5 @ nil ) ),
inference(demod,[status(thm)],[zip_derived_cl47,zip_derived_cl44,zip_derived_cl44]) ).
thf(zip_derived_cl125_008,plain,
nil = sk__6,
inference(clc,[status(thm)],[zip_derived_cl123,zip_derived_cl57]) ).
thf(zip_derived_cl125_009,plain,
nil = sk__6,
inference(clc,[status(thm)],[zip_derived_cl123,zip_derived_cl57]) ).
thf(zip_derived_cl136,plain,
( ( sk__6 = sk__5 )
| ( neq @ sk__5 @ sk__6 ) ),
inference(demod,[status(thm)],[zip_derived_cl58,zip_derived_cl125,zip_derived_cl125]) ).
thf(zip_derived_cl42,plain,
( ( nil != sk__6 )
| ( nil != sk__5 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl125_010,plain,
nil = sk__6,
inference(clc,[status(thm)],[zip_derived_cl123,zip_derived_cl57]) ).
thf(zip_derived_cl125_011,plain,
nil = sk__6,
inference(clc,[status(thm)],[zip_derived_cl123,zip_derived_cl57]) ).
thf(zip_derived_cl133,plain,
( ( sk__6 != sk__6 )
| ( sk__6 != sk__5 ) ),
inference(demod,[status(thm)],[zip_derived_cl42,zip_derived_cl125,zip_derived_cl125]) ).
thf(zip_derived_cl134,plain,
sk__6 != sk__5,
inference(simplify,[status(thm)],[zip_derived_cl133]) ).
thf(zip_derived_cl186,plain,
neq @ sk__5 @ sk__6,
inference('simplify_reflect-',[status(thm)],[zip_derived_cl136,zip_derived_cl134]) ).
thf(zip_derived_cl187,plain,
~ ( frontsegP @ sk__6 @ sk__5 ),
inference(demod,[status(thm)],[zip_derived_cl140,zip_derived_cl186]) ).
thf(zip_derived_cl48,plain,
( ( nil = sk__7 )
| ( frontsegP @ sk__8 @ sk__7 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl44_012,plain,
sk__5 = sk__7,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl49_013,plain,
sk__6 = sk__8,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl44_014,plain,
sk__5 = sk__7,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl59,plain,
( ( nil = sk__5 )
| ( frontsegP @ sk__6 @ sk__5 ) ),
inference(demod,[status(thm)],[zip_derived_cl48,zip_derived_cl44,zip_derived_cl49,zip_derived_cl44]) ).
thf(zip_derived_cl125_015,plain,
nil = sk__6,
inference(clc,[status(thm)],[zip_derived_cl123,zip_derived_cl57]) ).
thf(zip_derived_cl137,plain,
( ( sk__6 = sk__5 )
| ( frontsegP @ sk__6 @ sk__5 ) ),
inference(demod,[status(thm)],[zip_derived_cl59,zip_derived_cl125]) ).
thf(zip_derived_cl134_016,plain,
sk__6 != sk__5,
inference(simplify,[status(thm)],[zip_derived_cl133]) ).
thf(zip_derived_cl188,plain,
frontsegP @ sk__6 @ sk__5,
inference('simplify_reflect-',[status(thm)],[zip_derived_cl137,zip_derived_cl134]) ).
thf(zip_derived_cl189,plain,
$false,
inference(demod,[status(thm)],[zip_derived_cl187,zip_derived_cl188]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.12 % Problem : SWC020+1 : TPTP v9.2.0. Released v2.4.0.
% 0.09/0.13 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.ugxamuZnna true
% 0.12/0.34 % Computer : n027.cluster.edu
% 0.12/0.34 % Model : x86_64 x86_64
% 0.12/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34 % Memory : 8042.1875MB
% 0.12/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34 % CPULimit : 300
% 0.12/0.34 % WCLimit : 300
% 0.12/0.34 % DateTime : Wed Oct 1 17:13:38 EDT 2025
% 0.12/0.34 % CPUTime :
% 0.12/0.34 % Running portfolio for 300 s
% 0.12/0.34 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.12/0.34 % Number of cores: 8
% 0.12/0.34 % Python version: Python 3.6.8
% 0.12/0.34 % Running in FO mode
% 0.48/0.63 % Total configuration time : 435
% 0.48/0.63 % Estimated wc time : 1092
% 0.48/0.63 % Estimated cpu time (7 cpus) : 156.0
% 0.48/0.68 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.48/0.70 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.48/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.48/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.48/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.48/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.48/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.49/0.78 % Solved by fo/fo7.sh.
% 0.49/0.78 % done 71 iterations in 0.044s
% 0.49/0.78 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.49/0.78 % SZS output start Refutation
% See solution above
% 0.49/0.78
% 0.49/0.78
% 0.49/0.78 % Terminating...
% 0.51/0.82 % Runner terminated.
% 0.51/0.83 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------