%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SEU104+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.xUP46XPzLa true
% Computer : n021.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 04:53:26 PM UTC 2025
% Result : Theorem 2.69s 1.54s
% Output : Refutation 2.69s
% Verified :
% SZS Type : Refutation
% Derivation depth : 23
% Number of leaves : 4
% Syntax : Number of formulae : 48 ( 14 unt; 0 typ; 0 def)
% Number of atoms : 106 ( 2 equ; 0 cnn)
% Maximal formula atoms : 6 ( 2 avg)
% Number of connectives : 437 ( 60 ~; 43 |; 4 &; 319 @)
% ( 1 <=>; 10 =>; 0 <=; 0 <~>)
% Maximal formula depth : 14 ( 7 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 12 ( 10 usr; 2 con; 0-2 aty)
% Number of variables : 41 ( 0 ^; 41 !; 0 ?; 41 :)
% Comments :
%------------------------------------------------------------------------------
thf(symmetric_difference_type,type,
symmetric_difference: $i > $i > $i ).
thf(set_union2_type,type,
set_union2: $i > $i > $i ).
thf(in_type,type,
in: $i > $i > $o ).
thf(sk__9_type,type,
sk__9: $i ).
thf(set_difference_type,type,
set_difference: $i > $i > $i ).
thf(element_type,type,
element: $i > $i > $o ).
thf(preboolean_type,type,
preboolean: $i > $o ).
thf(sk__8_type,type,
sk__8: $i > $i ).
thf(empty_type,type,
empty: $i > $o ).
thf(sk__7_type,type,
sk__7: $i > $i ).
thf(t15_finsub_1,conjecture,
! [A: $i] :
( ~ ( empty @ A )
=> ( ! [B: $i] :
( ( element @ B @ A )
=> ! [C: $i] :
( ( element @ C @ A )
=> ( ( in @ ( symmetric_difference @ B @ C ) @ A )
& ( in @ ( set_difference @ B @ C ) @ A ) ) ) )
=> ( preboolean @ A ) ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ! [A: $i] :
( ~ ( empty @ A )
=> ( ! [B: $i] :
( ( element @ B @ A )
=> ! [C: $i] :
( ( element @ C @ A )
=> ( ( in @ ( symmetric_difference @ B @ C ) @ A )
& ( in @ ( set_difference @ B @ C ) @ A ) ) ) )
=> ( preboolean @ A ) ) ),
inference('cnf.neg',[status(esa)],[t15_finsub_1]) ).
thf(zip_derived_cl38,plain,
~ ( preboolean @ sk__9 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(t10_finsub_1,axiom,
! [A: $i] :
( ( preboolean @ A )
<=> ! [B: $i,C: $i] :
( ( ( in @ B @ A )
& ( in @ C @ A ) )
=> ( ( in @ ( set_union2 @ B @ C ) @ A )
& ( in @ ( set_difference @ B @ C ) @ A ) ) ) ) ).
thf(zip_derived_cl24,plain,
! [X0: $i] :
( ( preboolean @ X0 )
| ( in @ ( sk__7 @ X0 ) @ X0 ) ),
inference(cnf,[status(esa)],[t10_finsub_1]) ).
thf(t1_subset,axiom,
! [A: $i,B: $i] :
( ( in @ A @ B )
=> ( element @ A @ B ) ) ).
thf(zip_derived_cl27,plain,
! [X0: $i,X1: $i] :
( ( element @ X0 @ X1 )
| ~ ( in @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[t1_subset]) ).
thf(zip_derived_cl25,plain,
! [X0: $i] :
( ( preboolean @ X0 )
| ( in @ ( sk__8 @ X0 ) @ X0 ) ),
inference(cnf,[status(esa)],[t10_finsub_1]) ).
thf(zip_derived_cl27_001,plain,
! [X0: $i,X1: $i] :
( ( element @ X0 @ X1 )
| ~ ( in @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[t1_subset]) ).
thf(zip_derived_cl39,plain,
! [X0: $i,X1: $i] :
( ~ ( element @ X0 @ sk__9 )
| ( in @ ( set_difference @ X1 @ X0 ) @ sk__9 )
| ~ ( element @ X1 @ sk__9 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl27_002,plain,
! [X0: $i,X1: $i] :
( ( element @ X0 @ X1 )
| ~ ( in @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[t1_subset]) ).
thf(zip_derived_cl25_003,plain,
! [X0: $i] :
( ( preboolean @ X0 )
| ( in @ ( sk__8 @ X0 ) @ X0 ) ),
inference(cnf,[status(esa)],[t10_finsub_1]) ).
thf(zip_derived_cl27_004,plain,
! [X0: $i,X1: $i] :
( ( element @ X0 @ X1 )
| ~ ( in @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[t1_subset]) ).
thf(zip_derived_cl24_005,plain,
! [X0: $i] :
( ( preboolean @ X0 )
| ( in @ ( sk__7 @ X0 ) @ X0 ) ),
inference(cnf,[status(esa)],[t10_finsub_1]) ).
thf(zip_derived_cl27_006,plain,
! [X0: $i,X1: $i] :
( ( element @ X0 @ X1 )
| ~ ( in @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[t1_subset]) ).
thf(zip_derived_cl39_007,plain,
! [X0: $i,X1: $i] :
( ~ ( element @ X0 @ sk__9 )
| ( in @ ( set_difference @ X1 @ X0 ) @ sk__9 )
| ~ ( element @ X1 @ sk__9 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl24_008,plain,
! [X0: $i] :
( ( preboolean @ X0 )
| ( in @ ( sk__7 @ X0 ) @ X0 ) ),
inference(cnf,[status(esa)],[t10_finsub_1]) ).
thf(zip_derived_cl27_009,plain,
! [X0: $i,X1: $i] :
( ( element @ X0 @ X1 )
| ~ ( in @ X0 @ X1 ) ),
inference(cnf,[status(esa)],[t1_subset]) ).
thf(zip_derived_cl26,plain,
! [X0: $i] :
( ( preboolean @ X0 )
| ~ ( in @ ( set_union2 @ ( sk__7 @ X0 ) @ ( sk__8 @ X0 ) ) @ X0 )
| ~ ( in @ ( set_difference @ ( sk__7 @ X0 ) @ ( sk__8 @ X0 ) ) @ X0 ) ),
inference(cnf,[status(esa)],[t10_finsub_1]) ).
thf(t98_xboole_1,axiom,
! [A: $i,B: $i] :
( ( set_union2 @ A @ B )
= ( symmetric_difference @ A @ ( set_difference @ B @ A ) ) ) ).
thf(zip_derived_cl36,plain,
! [X0: $i,X1: $i] :
( ( set_union2 @ X0 @ X1 )
= ( symmetric_difference @ X0 @ ( set_difference @ X1 @ X0 ) ) ),
inference(cnf,[status(esa)],[t98_xboole_1]) ).
thf(zip_derived_cl40,plain,
! [X0: $i,X1: $i] :
( ~ ( element @ X0 @ sk__9 )
| ( in @ ( symmetric_difference @ X1 @ X0 ) @ sk__9 )
| ~ ( element @ X1 @ sk__9 ) ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl400,plain,
! [X0: $i,X1: $i] :
( ( in @ ( set_union2 @ X1 @ X0 ) @ sk__9 )
| ~ ( element @ X1 @ sk__9 )
| ~ ( element @ ( set_difference @ X0 @ X1 ) @ sk__9 ) ),
inference('sup+',[status(thm)],[zip_derived_cl36,zip_derived_cl40]) ).
thf(zip_derived_cl1305,plain,
( ~ ( in @ ( set_difference @ ( sk__7 @ sk__9 ) @ ( sk__8 @ sk__9 ) ) @ sk__9 )
| ( preboolean @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 )
| ~ ( element @ ( sk__7 @ sk__9 ) @ sk__9 ) ),
inference('sup+',[status(thm)],[zip_derived_cl26,zip_derived_cl400]) ).
thf(zip_derived_cl38_010,plain,
~ ( preboolean @ sk__9 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1312,plain,
( ~ ( in @ ( set_difference @ ( sk__7 @ sk__9 ) @ ( sk__8 @ sk__9 ) ) @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 )
| ~ ( element @ ( sk__7 @ sk__9 ) @ sk__9 ) ),
inference(demod,[status(thm)],[zip_derived_cl1305,zip_derived_cl38]) ).
thf(zip_derived_cl1505,plain,
( ~ ( in @ ( sk__7 @ sk__9 ) @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 )
| ~ ( in @ ( set_difference @ ( sk__7 @ sk__9 ) @ ( sk__8 @ sk__9 ) ) @ sk__9 ) ),
inference('sup-',[status(thm)],[zip_derived_cl27,zip_derived_cl1312]) ).
thf(zip_derived_cl1507,plain,
( ( preboolean @ sk__9 )
| ~ ( in @ ( set_difference @ ( sk__7 @ sk__9 ) @ ( sk__8 @ sk__9 ) ) @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 ) ),
inference('sup-',[status(thm)],[zip_derived_cl24,zip_derived_cl1505]) ).
thf(zip_derived_cl38_011,plain,
~ ( preboolean @ sk__9 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1509,plain,
( ~ ( in @ ( set_difference @ ( sk__7 @ sk__9 ) @ ( sk__8 @ sk__9 ) ) @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 ) ),
inference(demod,[status(thm)],[zip_derived_cl1507,zip_derived_cl38]) ).
thf(zip_derived_cl1511,plain,
( ~ ( element @ ( sk__7 @ sk__9 ) @ sk__9 )
| ~ ( element @ ( sk__8 @ sk__9 ) @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 ) ),
inference('sup-',[status(thm)],[zip_derived_cl39,zip_derived_cl1509]) ).
thf(zip_derived_cl1521,plain,
( ~ ( in @ ( sk__7 @ sk__9 ) @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 )
| ~ ( element @ ( sk__8 @ sk__9 ) @ sk__9 ) ),
inference('sup-',[status(thm)],[zip_derived_cl27,zip_derived_cl1511]) ).
thf(zip_derived_cl1523,plain,
( ( preboolean @ sk__9 )
| ~ ( element @ ( sk__8 @ sk__9 ) @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 ) ),
inference('sup-',[status(thm)],[zip_derived_cl24,zip_derived_cl1521]) ).
thf(zip_derived_cl38_012,plain,
~ ( preboolean @ sk__9 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1525,plain,
( ~ ( element @ ( sk__8 @ sk__9 ) @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 ) ),
inference(demod,[status(thm)],[zip_derived_cl1523,zip_derived_cl38]) ).
thf(zip_derived_cl1526,plain,
( ~ ( in @ ( sk__8 @ sk__9 ) @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 ) ),
inference('sup-',[status(thm)],[zip_derived_cl27,zip_derived_cl1525]) ).
thf(zip_derived_cl1536,plain,
( ( preboolean @ sk__9 )
| ~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 ) ),
inference('sup-',[status(thm)],[zip_derived_cl25,zip_derived_cl1526]) ).
thf(zip_derived_cl38_013,plain,
~ ( preboolean @ sk__9 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1538,plain,
~ ( element @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 ),
inference(demod,[status(thm)],[zip_derived_cl1536,zip_derived_cl38]) ).
thf(zip_derived_cl1539,plain,
~ ( in @ ( set_difference @ ( sk__8 @ sk__9 ) @ ( sk__7 @ sk__9 ) ) @ sk__9 ),
inference('sup-',[status(thm)],[zip_derived_cl27,zip_derived_cl1538]) ).
thf(zip_derived_cl1549,plain,
( ~ ( element @ ( sk__8 @ sk__9 ) @ sk__9 )
| ~ ( element @ ( sk__7 @ sk__9 ) @ sk__9 ) ),
inference('sup-',[status(thm)],[zip_derived_cl39,zip_derived_cl1539]) ).
thf(zip_derived_cl1559,plain,
( ~ ( in @ ( sk__8 @ sk__9 ) @ sk__9 )
| ~ ( element @ ( sk__7 @ sk__9 ) @ sk__9 ) ),
inference('sup-',[status(thm)],[zip_derived_cl27,zip_derived_cl1549]) ).
thf(zip_derived_cl1561,plain,
( ( preboolean @ sk__9 )
| ~ ( element @ ( sk__7 @ sk__9 ) @ sk__9 ) ),
inference('sup-',[status(thm)],[zip_derived_cl25,zip_derived_cl1559]) ).
thf(zip_derived_cl38_014,plain,
~ ( preboolean @ sk__9 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl1563,plain,
~ ( element @ ( sk__7 @ sk__9 ) @ sk__9 ),
inference(demod,[status(thm)],[zip_derived_cl1561,zip_derived_cl38]) ).
thf(zip_derived_cl1564,plain,
~ ( in @ ( sk__7 @ sk__9 ) @ sk__9 ),
inference('sup-',[status(thm)],[zip_derived_cl27,zip_derived_cl1563]) ).
thf(zip_derived_cl1566,plain,
preboolean @ sk__9,
inference('sup-',[status(thm)],[zip_derived_cl24,zip_derived_cl1564]) ).
thf(zip_derived_cl1568,plain,
$false,
inference(demod,[status(thm)],[zip_derived_cl38,zip_derived_cl1566]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.25 % Problem : SEU104+1 : TPTP v9.2.0. Released v3.2.0.
% 0.06/0.26 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.xUP46XPzLa true
% 0.10/0.46 % Computer : n021.cluster.edu
% 0.10/0.46 % Model : x86_64 x86_64
% 0.10/0.46 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.46 % Memory : 8042.1875MB
% 0.10/0.46 % OS : Linux 3.10.0-693.el7.x86_64
% 0.10/0.46 % CPULimit : 300
% 0.10/0.46 % WCLimit : 300
% 0.10/0.46 % DateTime : Wed Oct 1 16:10:53 EDT 2025
% 0.10/0.46 % CPUTime :
% 0.10/0.46 % Running portfolio for 300 s
% 0.10/0.46 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.46 % Number of cores: 8
% 0.10/0.47 % Python version: Python 3.6.8
% 0.10/0.47 % Running in FO mode
% 0.29/0.82 % Total configuration time : 435
% 0.29/0.82 % Estimated wc time : 1092
% 0.29/0.82 % Estimated cpu time (7 cpus) : 156.0
% 0.29/0.94 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.29/0.97 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.29/0.99 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.29/1.01 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.29/1.01 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.29/1.04 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.29/1.04 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 2.69/1.54 % Solved by fo/fo4.sh.
% 2.69/1.54 % done 358 iterations in 0.367s
% 2.69/1.54 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 2.69/1.54 % SZS output start Refutation
% See solution above
% 2.69/1.54
% 2.69/1.54
% 2.69/1.54 % Terminating...
% 2.73/1.70 % Runner terminated.
% 2.73/1.74 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------