%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SET091+1 : TPTP v9.2.0. Bugfixed v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.7D7f6wDUcZ true
% Computer : n002.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 04:51:32 PM UTC 2025
% Result : Theorem 0.60s 0.84s
% Output : Refutation 0.60s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 3
% Syntax : Number of formulae : 16 ( 7 unt; 0 typ; 0 def)
% Number of atoms : 30 ( 21 equ; 0 cnn)
% Maximal formula atoms : 4 ( 1 avg)
% Number of connectives : 66 ( 12 ~; 8 |; 4 &; 40 @)
% ( 0 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 11 ( 5 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 8 ( 6 usr; 4 con; 0-2 aty)
% Number of variables : 12 ( 0 ^; 10 !; 2 ?; 12 :)
% Comments :
%------------------------------------------------------------------------------
thf(member_type,type,
member: $i > $i > $o ).
thf(sk__8_type,type,
sk__8: $i ).
thf(singleton_type,type,
singleton: $i > $i ).
thf(member_of_type,type,
member_of: $i > $i ).
thf(sk__7_type,type,
sk__7: $i ).
thf(universal_class_type,type,
universal_class: $i ).
thf(member_universal_self,axiom,
! [X: $i] :
( ( ( member_of @ X )
= X )
| ( member @ ( member_of @ X ) @ universal_class ) ) ).
thf(zip_derived_cl91,plain,
! [X0: $i] :
( ( ( member_of @ X0 )
= X0 )
| ( member @ ( member_of @ X0 ) @ universal_class ) ),
inference(cnf,[status(esa)],[member_universal_self]) ).
thf(singleton_self,axiom,
! [X: $i] :
( ( ( member_of @ X )
= X )
| ( ( singleton @ ( member_of @ X ) )
= X ) ) ).
thf(zip_derived_cl92,plain,
! [X0: $i] :
( ( ( member_of @ X0 )
= X0 )
| ( ( singleton @ ( member_of @ X0 ) )
= X0 ) ),
inference(cnf,[status(esa)],[singleton_self]) ).
thf(member_when_not_a_singleton,conjecture,
! [X: $i,U: $i] :
( ( ~ ? [Y: $i] :
( ( X
= ( singleton @ Y ) )
& ( member @ Y @ universal_class ) )
& ( X = U ) )
=> ( ( member_of @ X )
= U ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ! [X: $i,U: $i] :
( ( ~ ? [Y: $i] :
( ( X
= ( singleton @ Y ) )
& ( member @ Y @ universal_class ) )
& ( X = U ) )
=> ( ( member_of @ X )
= U ) ),
inference('cnf.neg',[status(esa)],[member_when_not_a_singleton]) ).
thf(zip_derived_cl95,plain,
! [X0: $i] :
( ( sk__7
!= ( singleton @ X0 ) )
| ~ ( member @ X0 @ universal_class ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl461,plain,
! [X0: $i] :
( ( ( member_of @ X0 )
= X0 )
| ( sk__7 != X0 )
| ~ ( member @ ( member_of @ X0 ) @ universal_class ) ),
inference('s_sup-',[status(thm)],[zip_derived_cl92,zip_derived_cl95]) ).
thf(zip_derived_cl462,plain,
( ~ ( member @ ( member_of @ sk__7 ) @ universal_class )
| ( ( member_of @ sk__7 )
= sk__7 ) ),
inference(eq_res,[status(thm)],[zip_derived_cl461]) ).
thf(zip_derived_cl93,plain,
( ( member_of @ sk__7 )
!= sk__8 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl94,plain,
sk__7 = sk__8,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl433,plain,
( ( member_of @ sk__7 )
!= sk__7 ),
inference(demod,[status(thm)],[zip_derived_cl93,zip_derived_cl94]) ).
thf(zip_derived_cl463,plain,
~ ( member @ ( member_of @ sk__7 ) @ universal_class ),
inference('simplify_reflect-',[status(thm)],[zip_derived_cl462,zip_derived_cl433]) ).
thf(zip_derived_cl473,plain,
( ( member_of @ sk__7 )
= sk__7 ),
inference('s_sup-',[status(thm)],[zip_derived_cl91,zip_derived_cl463]) ).
thf(zip_derived_cl433_001,plain,
( ( member_of @ sk__7 )
!= sk__7 ),
inference(demod,[status(thm)],[zip_derived_cl93,zip_derived_cl94]) ).
thf(zip_derived_cl474,plain,
$false,
inference('simplify_reflect-',[status(thm)],[zip_derived_cl473,zip_derived_cl433]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.13 % Problem : SET091+1 : TPTP v9.2.0. Bugfixed v7.3.0.
% 0.11/0.14 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.7D7f6wDUcZ true
% 0.13/0.35 % Computer : n002.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 12:56:38 EDT 2025
% 0.13/0.35 % CPUTime :
% 0.13/0.35 % Running portfolio for 300 s
% 0.13/0.35 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.35 % Number of cores: 8
% 0.13/0.35 % Python version: Python 3.6.8
% 0.13/0.36 % Running in FO mode
% 0.58/0.67 % Total configuration time : 435
% 0.58/0.67 % Estimated wc time : 1092
% 0.58/0.67 % Estimated cpu time (7 cpus) : 156.0
% 0.60/0.76 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.60/0.78 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.60/0.79 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.60/0.79 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.60/0.80 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.60/0.80 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.60/0.84 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.60/0.84 % Solved by fo/fo6_bce.sh.
% 0.60/0.84 % BCE start: 96
% 0.60/0.84 % BCE eliminated: 0
% 0.60/0.84 % PE start: 96
% 0.60/0.84 logic: eq
% 0.60/0.84 % PE eliminated: 5
% 0.60/0.84 % done 32 iterations in 0.053s
% 0.60/0.84 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.60/0.84 % SZS output start Refutation
% See solution above
% 0.60/0.84
% 0.60/0.84
% 0.60/0.84 % Terminating...
% 0.62/0.90 % Runner terminated.
% 1.90/0.92 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------