%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SEU097+1 : TPTP v9.2.0. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.Zp6zweaYj1 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 04:53:25 PM UTC 2025
% Result : Theorem 1.05s 0.86s
% Output : Refutation 1.05s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 4
% Syntax : Number of formulae : 18 ( 8 unt; 0 typ; 0 def)
% Number of atoms : 33 ( 2 equ; 0 cnn)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 105 ( 14 ~; 8 |; 3 &; 76 @)
% ( 0 <=>; 4 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 5 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 : 20 ( 0 ^; 20 !; 0 ?; 20 :)
% Comments :
%------------------------------------------------------------------------------
thf(finite_type,type,
finite: $i > $o ).
thf(sk__26_type,type,
sk__26: $i ).
thf(set_difference_type,type,
set_difference: $i > $i > $i ).
thf(symmetric_difference_type,type,
symmetric_difference: $i > $i > $i ).
thf(set_union2_type,type,
set_union2: $i > $i > $i ).
thf(sk__27_type,type,
sk__27: $i ).
thf(fc12_finset_1,axiom,
! [A: $i,B: $i] :
( ( finite @ A )
=> ( finite @ ( set_difference @ A @ B ) ) ) ).
thf(zip_derived_cl29,plain,
! [X0: $i,X1: $i] :
( ~ ( finite @ X0 )
| ( finite @ ( set_difference @ X0 @ X1 ) ) ),
inference(cnf,[status(esa)],[fc12_finset_1]) ).
thf(zip_derived_cl29_001,plain,
! [X0: $i,X1: $i] :
( ~ ( finite @ X0 )
| ( finite @ ( set_difference @ X0 @ X1 ) ) ),
inference(cnf,[status(esa)],[fc12_finset_1]) ).
thf(d6_xboole_0,axiom,
! [A: $i,B: $i] :
( ( symmetric_difference @ A @ B )
= ( set_union2 @ ( set_difference @ A @ B ) @ ( set_difference @ B @ A ) ) ) ).
thf(zip_derived_cl27,plain,
! [X0: $i,X1: $i] :
( ( symmetric_difference @ X0 @ X1 )
= ( set_union2 @ ( set_difference @ X0 @ X1 ) @ ( set_difference @ X1 @ X0 ) ) ),
inference(cnf,[status(esa)],[d6_xboole_0]) ).
thf(fc9_finset_1,axiom,
! [A: $i,B: $i] :
( ( ( finite @ A )
& ( finite @ B ) )
=> ( finite @ ( set_union2 @ A @ B ) ) ) ).
thf(zip_derived_cl50,plain,
! [X0: $i,X1: $i] :
( ~ ( finite @ X0 )
| ~ ( finite @ X1 )
| ( finite @ ( set_union2 @ X0 @ X1 ) ) ),
inference(cnf,[status(esa)],[fc9_finset_1]) ).
thf(zip_derived_cl933,plain,
! [X0: $i,X1: $i] :
( ~ ( finite @ ( set_difference @ X1 @ X0 ) )
| ~ ( finite @ ( set_difference @ X0 @ X1 ) )
| ( finite @ ( symmetric_difference @ X1 @ X0 ) ) ),
inference('s_sup+',[status(thm)],[zip_derived_cl27,zip_derived_cl50]) ).
thf(t28_finset_1,conjecture,
! [A: $i,B: $i] :
( ( ( finite @ A )
& ( finite @ B ) )
=> ( finite @ ( symmetric_difference @ A @ B ) ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ! [A: $i,B: $i] :
( ( ( finite @ A )
& ( finite @ B ) )
=> ( finite @ ( symmetric_difference @ A @ B ) ) ),
inference('cnf.neg',[status(esa)],[t28_finset_1]) ).
thf(zip_derived_cl142,plain,
~ ( finite @ ( symmetric_difference @ sk__26 @ sk__27 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1453,plain,
( ~ ( finite @ ( set_difference @ sk__27 @ sk__26 ) )
| ~ ( finite @ ( set_difference @ sk__26 @ sk__27 ) ) ),
inference('s_sup-',[status(thm)],[zip_derived_cl933,zip_derived_cl142]) ).
thf(zip_derived_cl1473,plain,
( ~ ( finite @ sk__27 )
| ~ ( finite @ ( set_difference @ sk__26 @ sk__27 ) ) ),
inference('s_sup-',[status(thm)],[zip_derived_cl29,zip_derived_cl1453]) ).
thf(zip_derived_cl143,plain,
finite @ sk__27,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1476,plain,
~ ( finite @ ( set_difference @ sk__26 @ sk__27 ) ),
inference(demod,[status(thm)],[zip_derived_cl1473,zip_derived_cl143]) ).
thf(zip_derived_cl1478,plain,
~ ( finite @ sk__26 ),
inference('s_sup-',[status(thm)],[zip_derived_cl29,zip_derived_cl1476]) ).
thf(zip_derived_cl144,plain,
finite @ sk__26,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1481,plain,
$false,
inference(demod,[status(thm)],[zip_derived_cl1478,zip_derived_cl144]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.12 % Problem : SEU097+1 : TPTP v9.2.0. Released v3.2.0.
% 0.09/0.15 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.Zp6zweaYj1 true
% 0.09/0.34 % Computer : n009.cluster.edu
% 0.09/0.34 % Model : x86_64 x86_64
% 0.09/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.34 % Memory : 8042.1875MB
% 0.09/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.09/0.34 % CPULimit : 300
% 0.09/0.34 % WCLimit : 300
% 0.09/0.34 % DateTime : Wed Oct 1 16:13:38 EDT 2025
% 0.09/0.34 % CPUTime :
% 0.09/0.34 % Running portfolio for 300 s
% 0.09/0.34 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.34 % Number of cores: 8
% 0.09/0.35 % Python version: Python 3.6.8
% 0.09/0.35 % Running in FO mode
% 0.44/0.61 % Total configuration time : 435
% 0.44/0.61 % Estimated wc time : 1092
% 0.44/0.61 % Estimated cpu time (7 cpus) : 156.0
% 0.62/0.71 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.62/0.72 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 1.03/0.78 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 1.03/0.79 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 1.03/0.80 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 1.03/0.81 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 1.03/0.83 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 1.05/0.86 % Solved by fo/fo6_bce.sh.
% 1.05/0.86 % BCE start: 156
% 1.05/0.86 % BCE eliminated: 20
% 1.05/0.86 % PE start: 136
% 1.05/0.86 logic: eq
% 1.05/0.86 % PE eliminated: 6
% 1.05/0.86 % done 261 iterations in 0.104s
% 1.05/0.86 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 1.05/0.86 % SZS output start Refutation
% See solution above
% 1.05/0.86
% 1.05/0.86
% 1.05/0.86 % Terminating...
% 1.40/1.04 % Runner terminated.
% 1.40/1.07 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------