%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET095+4 : TPTP v9.2.0. Released v2.2.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.75T91yQ2lt true
% Computer : n023.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 04:51:33 PM UTC 2025
% Result : Theorem 0.58s 0.79s
% Output : Refutation 0.58s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 3
% Syntax : Number of formulae : 14 ( 4 unt; 0 typ; 0 def)
% Number of atoms : 26 ( 3 equ; 0 cnn)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 79 ( 7 ~; 7 |; 0 &; 60 @)
% ( 2 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 6 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 8 ( 6 usr; 3 con; 0-2 aty)
% Number of variables : 21 ( 0 ^; 21 !; 0 ?; 21 :)
% Comments :
%------------------------------------------------------------------------------
thf(member_type,type,
member: $i > $i > $o ).
thf(sk__3_type,type,
sk__3: $i ).
thf(sk__4_type,type,
sk__4: $i ).
thf(subset_type,type,
subset: $i > $i > $o ).
thf(singleton_type,type,
singleton: $i > $i ).
thf(sk__type,type,
sk_: $i > $i > $i ).
thf(subset,axiom,
! [A: $i,B: $i] :
( ( subset @ A @ B )
<=> ! [X: $i] :
( ( member @ X @ A )
=> ( member @ X @ B ) ) ) ).
thf(zip_derived_cl2,plain,
! [X0: $i,X1: $i] :
( ( subset @ X0 @ X1 )
| ( member @ ( sk_ @ X1 @ X0 ) @ X0 ) ),
inference(cnf,[status(esa)],[subset]) ).
thf(singleton,axiom,
! [X: $i,A: $i] :
( ( member @ X @ ( singleton @ A ) )
<=> ( X = A ) ) ).
thf(zip_derived_cl18,plain,
! [X0: $i,X1: $i] :
( ( X1 = X0 )
| ~ ( member @ X1 @ ( singleton @ X0 ) ) ),
inference(cnf,[status(esa)],[singleton]) ).
thf(zip_derived_cl170,plain,
! [X0: $i,X1: $i] :
( ( subset @ ( singleton @ X0 ) @ X1 )
| ( ( sk_ @ X1 @ ( singleton @ X0 ) )
= X0 ) ),
inference('s_sup-',[status(thm)],[zip_derived_cl2,zip_derived_cl18]) ).
thf(zip_derived_cl1,plain,
! [X0: $i,X1: $i] :
( ( subset @ X0 @ X1 )
| ~ ( member @ ( sk_ @ X1 @ X0 ) @ X1 ) ),
inference(cnf,[status(esa)],[subset]) ).
thf(zip_derived_cl180,plain,
! [X0: $i,X1: $i] :
( ( subset @ ( singleton @ X0 ) @ X1 )
| ( subset @ ( singleton @ X0 ) @ X1 )
| ~ ( member @ X0 @ X1 ) ),
inference('s_sup-',[status(thm)],[zip_derived_cl170,zip_derived_cl1]) ).
thf(zip_derived_cl182,plain,
! [X0: $i,X1: $i] :
( ~ ( member @ X0 @ X1 )
| ( subset @ ( singleton @ X0 ) @ X1 ) ),
inference(simplify,[status(thm)],[zip_derived_cl180]) ).
thf(thI44,conjecture,
! [A: $i,X: $i] :
( ( member @ X @ A )
=> ( subset @ ( singleton @ X ) @ A ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ! [A: $i,X: $i] :
( ( member @ X @ A )
=> ( subset @ ( singleton @ X ) @ A ) ),
inference('cnf.neg',[status(esa)],[thI44]) ).
thf(zip_derived_cl30,plain,
~ ( subset @ ( singleton @ sk__4 ) @ sk__3 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl186,plain,
~ ( member @ sk__4 @ sk__3 ),
inference('s_sup-',[status(thm)],[zip_derived_cl182,zip_derived_cl30]) ).
thf(zip_derived_cl29,plain,
member @ sk__4 @ sk__3,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl187,plain,
$false,
inference(demod,[status(thm)],[zip_derived_cl186,zip_derived_cl29]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13 % Problem : SET095+4 : TPTP v9.2.0. Released v2.2.0.
% 0.13/0.14 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.75T91yQ2lt true
% 0.13/0.35 % Computer : n023.cluster.edu
% 0.13/0.35 % Model : x86_64 x86_64
% 0.13/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35 % Memory : 8042.1875MB
% 0.13/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35 % CPULimit : 300
% 0.13/0.35 % WCLimit : 300
% 0.13/0.35 % DateTime : Wed Oct 1 13:04:38 EDT 2025
% 0.13/0.35 % CPUTime :
% 0.13/0.35 % Running portfolio for 300 s
% 0.13/0.35 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.35 % Number of cores: 8
% 0.13/0.36 % Python version: Python 3.6.8
% 0.13/0.36 % Running in FO mode
% 0.56/0.64 % Total configuration time : 435
% 0.56/0.64 % Estimated wc time : 1092
% 0.56/0.64 % Estimated cpu time (7 cpus) : 156.0
% 0.58/0.72 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.58/0.75 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.58/0.77 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.58/0.78 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.58/0.79 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.58/0.79 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.58/0.79 % Solved by fo/fo6_bce.sh.
% 0.58/0.79 % BCE start: 31
% 0.58/0.79 % BCE eliminated: 0
% 0.58/0.79 % PE start: 31
% 0.58/0.79 logic: eq
% 0.58/0.79 % PE eliminated: 3
% 0.58/0.79 % done 22 iterations in 0.031s
% 0.58/0.79 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.58/0.79 % SZS output start Refutation
% See solution above
% 0.58/0.80
% 0.58/0.80
% 0.58/0.80 % Terminating...
% 0.61/0.87 % Runner terminated.
% 1.78/0.89 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------