%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SEU161+3 : TPTP v9.2.0. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.163WuzEo6l true
% Computer : n009.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 04:53:39 PM UTC 2025
% Result : Theorem 0.50s 0.73s
% Output : Refutation 0.50s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 2
% Syntax : Number of formulae : 8 ( 4 unt; 0 typ; 0 def)
% Number of atoms : 12 ( 6 equ; 0 cnn)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 35 ( 3 ~; 1 |; 0 &; 28 @)
% ( 0 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 4 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 7 ( 5 usr; 3 con; 0-2 aty)
% Number of variables : 8 ( 0 ^; 8 !; 0 ?; 8 :)
% Comments :
%------------------------------------------------------------------------------
thf(sk__2_type,type,
sk__2: $i ).
thf(singleton_type,type,
singleton: $i > $i ).
thf(in_type,type,
in: $i > $i > $o ).
thf(set_union2_type,type,
set_union2: $i > $i > $i ).
thf(sk__3_type,type,
sk__3: $i ).
thf(t46_zfmisc_1,conjecture,
! [A: $i,B: $i] :
( ( in @ A @ B )
=> ( ( set_union2 @ ( singleton @ A ) @ B )
= B ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ! [A: $i,B: $i] :
( ( in @ A @ B )
=> ( ( set_union2 @ ( singleton @ A ) @ B )
= B ) ),
inference('cnf.neg',[status(esa)],[t46_zfmisc_1]) ).
thf(zip_derived_cl7,plain,
in @ sk__2 @ sk__3,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(l23_zfmisc_1,axiom,
! [A: $i,B: $i] :
( ( in @ A @ B )
=> ( ( set_union2 @ ( singleton @ A ) @ B )
= B ) ) ).
thf(zip_derived_cl9,plain,
! [X0: $i,X1: $i] :
( ( ( set_union2 @ ( singleton @ X1 ) @ X0 )
= X0 )
| ~ ( in @ X1 @ X0 ) ),
inference(cnf,[status(esa)],[l23_zfmisc_1]) ).
thf(zip_derived_cl14,plain,
( ( set_union2 @ ( singleton @ sk__2 ) @ sk__3 )
= sk__3 ),
inference('sup-',[status(thm)],[zip_derived_cl7,zip_derived_cl9]) ).
thf(zip_derived_cl8,plain,
( ( set_union2 @ ( singleton @ sk__2 ) @ sk__3 )
!= sk__3 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl15,plain,
$false,
inference('simplify_reflect-',[status(thm)],[zip_derived_cl14,zip_derived_cl8]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11 % Problem : SEU161+3 : TPTP v9.2.0. Released v3.2.0.
% 0.06/0.12 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.163WuzEo6l true
% 0.11/0.32 % Computer : n009.cluster.edu
% 0.11/0.32 % Model : x86_64 x86_64
% 0.11/0.32 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32 % Memory : 8042.1875MB
% 0.11/0.32 % OS : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32 % CPULimit : 300
% 0.11/0.32 % WCLimit : 300
% 0.11/0.32 % DateTime : Wed Oct 1 16:09:08 EDT 2025
% 0.11/0.32 % CPUTime :
% 0.11/0.32 % Running portfolio for 300 s
% 0.11/0.32 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.32 % Number of cores: 8
% 0.11/0.32 % Python version: Python 3.6.8
% 0.11/0.33 % Running in FO mode
% 0.47/0.58 % Total configuration time : 435
% 0.47/0.58 % Estimated wc time : 1092
% 0.47/0.58 % Estimated cpu time (7 cpus) : 156.0
% 0.50/0.70 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.50/0.70 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.50/0.70 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.50/0.70 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.50/0.70 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.50/0.71 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.50/0.71 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 0.50/0.73 % Solved by fo/fo7.sh.
% 0.50/0.73 % done 9 iterations in 0.008s
% 0.50/0.73 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.50/0.73 % SZS output start Refutation
% See solution above
% 0.50/0.73
% 0.50/0.73
% 0.50/0.73 % Terminating...
% 0.58/0.80 % Runner terminated.
% 0.58/0.81 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------