%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SEU152+1 : TPTP v9.2.0. Released v3.3.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.FQY7Tk1fNf true
% Computer : n003.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 04:53:36 PM UTC 2025
% Result : Theorem 0.40s 0.99s
% Output : Refutation 0.40s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 4
% Syntax : Number of formulae : 17 ( 8 unt; 0 typ; 0 def)
% Number of atoms : 26 ( 13 equ; 0 cnn)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 79 ( 10 ~; 5 |; 0 &; 60 @)
% ( 1 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 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 : 22 ( 0 ^; 22 !; 0 ?; 22 :)
% Comments :
%------------------------------------------------------------------------------
thf(set_union2_type,type,
set_union2: $i > $i > $i ).
thf(in_type,type,
in: $i > $i > $o ).
thf(sk__1_type,type,
sk__1: $i ).
thf(sk__type,type,
sk_: $i ).
thf(singleton_type,type,
singleton: $i > $i ).
thf(subset_type,type,
subset: $i > $i > $o ).
thf(l2_zfmisc_1,axiom,
! [A: $i,B: $i] :
( ( subset @ ( singleton @ A ) @ B )
<=> ( in @ A @ B ) ) ).
thf(zip_derived_cl8,plain,
! [X0: $i,X1: $i] :
( ( subset @ ( singleton @ X0 ) @ X1 )
| ~ ( in @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[l2_zfmisc_1]) ).
thf(t12_xboole_1,axiom,
! [A: $i,B: $i] :
( ( subset @ A @ B )
=> ( ( set_union2 @ A @ B )
= B ) ) ).
thf(zip_derived_cl10,plain,
! [X0: $i,X1: $i] :
( ( ( set_union2 @ X1 @ X0 )
= X0 )
| ~ ( subset @ X1 @ X0 ) ),
inference(cnf,[status(esa)],[t12_xboole_1]) ).
thf(zip_derived_cl46,plain,
! [X0: $i,X1: $i] :
( ~ ( in @ X1 @ X0 )
| ( ( set_union2 @ ( singleton @ X1 ) @ X0 )
= X0 ) ),
inference('s_sup-',[status(thm)],[zip_derived_cl8,zip_derived_cl10]) ).
thf(commutativity_k2_xboole_0,axiom,
! [A: $i,B: $i] :
( ( set_union2 @ A @ B )
= ( set_union2 @ B @ A ) ) ).
thf(zip_derived_cl1,plain,
! [X0: $i,X1: $i] :
( ( set_union2 @ X1 @ X0 )
= ( set_union2 @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[commutativity_k2_xboole_0]) ).
thf(zip_derived_cl47,plain,
! [X0: $i,X1: $i] :
( ~ ( in @ X1 @ X0 )
| ( ( set_union2 @ X0 @ ( singleton @ X1 ) )
= X0 ) ),
inference('s_sup+',[status(thm)],[zip_derived_cl46,zip_derived_cl1]) ).
thf(l23_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)],[l23_zfmisc_1]) ).
thf(zip_derived_cl6,plain,
( ( set_union2 @ ( singleton @ sk_ ) @ sk__1 )
!= sk__1 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1_001,plain,
! [X0: $i,X1: $i] :
( ( set_union2 @ X1 @ X0 )
= ( set_union2 @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[commutativity_k2_xboole_0]) ).
thf(zip_derived_cl39,plain,
( ( set_union2 @ sk__1 @ ( singleton @ sk_ ) )
!= sk__1 ),
inference(demod,[status(thm)],[zip_derived_cl6,zip_derived_cl1]) ).
thf(zip_derived_cl52,plain,
( ~ ( in @ sk_ @ sk__1 )
| ( sk__1 != sk__1 ) ),
inference('s_sup-',[status(thm)],[zip_derived_cl47,zip_derived_cl39]) ).
thf(zip_derived_cl5,plain,
in @ sk_ @ sk__1,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl53,plain,
sk__1 != sk__1,
inference(demod,[status(thm)],[zip_derived_cl52,zip_derived_cl5]) ).
thf(zip_derived_cl54,plain,
$false,
inference(simplify,[status(thm)],[zip_derived_cl53]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.24 % Problem : SEU152+1 : TPTP v9.2.0. Released v3.3.0.
% 0.05/0.25 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.FQY7Tk1fNf true
% 0.08/0.47 % Computer : n003.cluster.edu
% 0.08/0.47 % Model : x86_64 x86_64
% 0.08/0.47 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.47 % Memory : 8042.1875MB
% 0.08/0.47 % OS : Linux 3.10.0-693.el7.x86_64
% 0.08/0.47 % CPULimit : 300
% 0.08/0.47 % WCLimit : 300
% 0.08/0.47 % DateTime : Wed Oct 1 16:05:23 EDT 2025
% 0.08/0.47 % CPUTime :
% 0.08/0.47 % Running portfolio for 300 s
% 0.08/0.47 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.47 % Number of cores: 8
% 0.08/0.47 % Python version: Python 3.6.8
% 0.08/0.47 % Running in FO mode
% 0.38/0.78 % Total configuration time : 435
% 0.38/0.78 % Estimated wc time : 1092
% 0.38/0.78 % Estimated cpu time (7 cpus) : 156.0
% 0.40/0.90 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.40/0.95 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.40/0.96 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.40/0.99 % Solved by fo/fo6_bce.sh.
% 0.40/0.99 % BCE start: 11
% 0.40/0.99 % BCE eliminated: 0
% 0.40/0.99 % PE start: 11
% 0.40/0.99 logic: eq
% 0.40/0.99 % PE eliminated: 0
% 0.40/0.99 % done 18 iterations in 0.016s
% 0.40/0.99 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.40/0.99 % SZS output start Refutation
% See solution above
% 0.40/0.99
% 0.40/0.99
% 0.40/0.99 % Terminating...
% 0.41/1.09 % Runner terminated.
% 1.29/1.10 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------