%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SEU133+2 : 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.l3nctMcQTd true
% Computer : n018.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 04:53:31 PM UTC 2025
% Result : Theorem 21.72s 3.71s
% Output : Refutation 21.72s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 3
% Syntax : Number of formulae : 13 ( 5 unt; 0 typ; 0 def)
% Number of atoms : 26 ( 3 equ; 0 cnn)
% Maximal formula atoms : 4 ( 2 avg)
% Number of connectives : 94 ( 7 ~; 8 |; 1 &; 74 @)
% ( 3 <=>; 1 =>; 0 <=; 0 <~>)
% Maximal formula depth : 11 ( 8 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 : 30 ( 0 ^; 30 !; 0 ?; 30 :)
% Comments :
%------------------------------------------------------------------------------
thf(sk__2_type,type,
sk__2: $i ).
thf(in_type,type,
in: $i > $i > $o ).
thf(sk__type,type,
sk_: $i > $i > $i ).
thf(set_difference_type,type,
set_difference: $i > $i > $i ).
thf(sk__3_type,type,
sk__3: $i ).
thf(subset_type,type,
subset: $i > $i > $o ).
thf(t36_xboole_1,conjecture,
! [A: $i,B: $i] : ( subset @ ( set_difference @ A @ B ) @ A ) ).
thf(zf_stmt_0,negated_conjecture,
~ ! [A: $i,B: $i] : ( subset @ ( set_difference @ A @ B ) @ A ),
inference('cnf.neg',[status(esa)],[t36_xboole_1]) ).
thf(zip_derived_cl25,plain,
~ ( subset @ ( set_difference @ sk__2 @ sk__3 ) @ sk__2 ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(d3_tarski,axiom,
! [A: $i,B: $i] :
( ( subset @ A @ B )
<=> ! [C: $i] :
( ( in @ C @ A )
=> ( in @ C @ B ) ) ) ).
thf(zip_derived_cl4,plain,
! [X0: $i,X1: $i] :
( ( subset @ X0 @ X1 )
| ~ ( in @ ( sk_ @ X1 @ X0 ) @ X1 ) ),
inference(cnf,[status(esa)],[d3_tarski]) ).
thf(zip_derived_cl5,plain,
! [X0: $i,X1: $i] :
( ( subset @ X0 @ X1 )
| ( in @ ( sk_ @ X1 @ X0 ) @ X0 ) ),
inference(cnf,[status(esa)],[d3_tarski]) ).
thf(d4_xboole_0,axiom,
! [A: $i,B: $i,C: $i] :
( ( C
= ( set_difference @ A @ B ) )
<=> ! [D: $i] :
( ( in @ D @ C )
<=> ( ( in @ D @ A )
& ~ ( in @ D @ B ) ) ) ) ).
thf(zip_derived_cl8,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( ~ ( in @ X0 @ X1 )
| ( in @ X0 @ X2 )
| ( X1
!= ( set_difference @ X2 @ X3 ) ) ),
inference(cnf,[status(esa)],[d4_xboole_0]) ).
thf(zip_derived_cl89,plain,
! [X0: $i,X1: $i,X2: $i,X3: $i] :
( ( subset @ X0 @ X1 )
| ( X0
!= ( set_difference @ X3 @ X2 ) )
| ( in @ ( sk_ @ X1 @ X0 ) @ X3 ) ),
inference('sup-',[status(thm)],[zip_derived_cl5,zip_derived_cl8]) ).
thf(zip_derived_cl883,plain,
! [X0: $i,X1: $i,X2: $i] :
( ( in @ ( sk_ @ X2 @ ( set_difference @ X0 @ X1 ) ) @ X0 )
| ( subset @ ( set_difference @ X0 @ X1 ) @ X2 ) ),
inference(eq_res,[status(thm)],[zip_derived_cl89]) ).
thf(zip_derived_cl26694,plain,
! [X0: $i,X1: $i] :
( ( subset @ ( set_difference @ X0 @ X1 ) @ X0 )
| ( subset @ ( set_difference @ X0 @ X1 ) @ X0 ) ),
inference('sup+',[status(thm)],[zip_derived_cl4,zip_derived_cl883]) ).
thf(zip_derived_cl26789,plain,
! [X0: $i,X1: $i] : ( subset @ ( set_difference @ X0 @ X1 ) @ X0 ),
inference(simplify,[status(thm)],[zip_derived_cl26694]) ).
thf(zip_derived_cl26820,plain,
$false,
inference(demod,[status(thm)],[zip_derived_cl25,zip_derived_cl26789]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12 % Problem : SEU133+2 : TPTP v9.2.0. Released v3.3.0.
% 0.12/0.13 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.l3nctMcQTd true
% 0.14/0.35 % Computer : n018.cluster.edu
% 0.14/0.35 % Model : x86_64 x86_64
% 0.14/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35 % Memory : 8042.1875MB
% 0.14/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35 % CPULimit : 300
% 0.14/0.35 % WCLimit : 300
% 0.14/0.35 % DateTime : Wed Oct 1 16:08:23 EDT 2025
% 0.14/0.35 % CPUTime :
% 0.14/0.35 % Running portfolio for 300 s
% 0.14/0.35 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.14/0.35 % Number of cores: 8
% 0.14/0.35 % Python version: Python 3.6.8
% 0.14/0.36 % Running in FO mode
% 0.57/0.67 % Total configuration time : 435
% 0.57/0.67 % Estimated wc time : 1092
% 0.57/0.67 % Estimated cpu time (7 cpus) : 156.0
% 0.57/0.73 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.57/0.77 % /export/starexec/sandbox/solver/bin/fo/fo3_bce.sh running for 75s
% 0.57/0.77 % /export/starexec/sandbox/solver/bin/fo/fo1_av.sh running for 75s
% 0.57/0.78 % /export/starexec/sandbox/solver/bin/fo/fo7.sh running for 63s
% 0.57/0.78 % /export/starexec/sandbox/solver/bin/fo/fo13.sh running for 50s
% 0.57/0.78 % /export/starexec/sandbox/solver/bin/fo/fo5.sh running for 50s
% 0.57/0.79 % /export/starexec/sandbox/solver/bin/fo/fo4.sh running for 50s
% 21.72/3.71 % Solved by fo/fo4.sh.
% 21.72/3.71 % done 4337 iterations in 2.892s
% 21.72/3.71 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 21.72/3.71 % SZS output start Refutation
% See solution above
% 21.72/3.71
% 21.72/3.71
% 21.72/3.71 % Terminating...
% 21.95/3.79 % Runner terminated.
% 21.95/3.79 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------