%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : SEU123+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.CqXEWCSVgA true
% Computer : n029.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 04:53:29 PM UTC 2025
% Result : Theorem 0.48s 0.70s
% Output : Refutation 0.48s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 3
% Syntax : Number of formulae : 11 ( 6 unt; 0 typ; 0 def)
% Number of atoms : 18 ( 7 equ; 0 cnn)
% Maximal formula atoms : 3 ( 1 avg)
% Number of connectives : 32 ( 5 ~; 3 |; 1 &; 20 @)
% ( 1 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 8 ( 4 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 5 ( 3 usr; 3 con; 0-2 aty)
% Number of variables : 8 ( 0 ^; 8 !; 0 ?; 8 :)
% Comments :
%------------------------------------------------------------------------------
thf(subset_type,type,
subset: $i > $i > $o ).
thf(sk__6_type,type,
sk__6: $i ).
thf(empty_set_type,type,
empty_set: $i ).
thf(t3_xboole_1,conjecture,
! [A: $i] :
( ( subset @ A @ empty_set )
=> ( A = empty_set ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ! [A: $i] :
( ( subset @ A @ empty_set )
=> ( A = empty_set ) ),
inference('cnf.neg',[status(esa)],[t3_xboole_1]) ).
thf(zip_derived_cl31,plain,
subset @ sk__6 @ empty_set,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(d10_xboole_0,axiom,
! [A: $i,B: $i] :
( ( A = B )
<=> ( ( subset @ A @ B )
& ( subset @ B @ A ) ) ) ).
thf(zip_derived_cl4,plain,
! [X0: $i,X1: $i] :
( ( X1 = X0 )
| ~ ( subset @ X0 @ X1 )
| ~ ( subset @ X1 @ X0 ) ),
inference(cnf,[status(esa)],[d10_xboole_0]) ).
thf(zip_derived_cl187,plain,
( ( empty_set = sk__6 )
| ~ ( subset @ empty_set @ sk__6 ) ),
inference('s_sup-',[status(thm)],[zip_derived_cl31,zip_derived_cl4]) ).
thf(t2_xboole_1,axiom,
! [A: $i] : ( subset @ empty_set @ A ) ).
thf(zip_derived_cl27,plain,
! [X0: $i] : ( subset @ empty_set @ X0 ),
inference(cnf,[status(esa)],[t2_xboole_1]) ).
thf(zip_derived_cl189,plain,
empty_set = sk__6,
inference(demod,[status(thm)],[zip_derived_cl187,zip_derived_cl27]) ).
thf(zip_derived_cl32,plain,
sk__6 != empty_set,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl190,plain,
$false,
inference('simplify_reflect-',[status(thm)],[zip_derived_cl189,zip_derived_cl32]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12 % Problem : SEU123+2 : TPTP v9.2.0. Released v3.3.0.
% 0.06/0.13 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.CqXEWCSVgA true
% 0.12/0.34 % Computer : n029.cluster.edu
% 0.12/0.34 % Model : x86_64 x86_64
% 0.12/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34 % Memory : 8042.1875MB
% 0.12/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34 % CPULimit : 300
% 0.12/0.34 % WCLimit : 300
% 0.12/0.34 % DateTime : Wed Oct 1 16:00:53 EDT 2025
% 0.12/0.35 % CPUTime :
% 0.12/0.35 % Running portfolio for 300 s
% 0.12/0.35 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.35 % Number of cores: 8
% 0.12/0.35 % Python version: Python 3.6.8
% 0.12/0.35 % Running in FO mode
% 0.42/0.60 % Total configuration time : 435
% 0.42/0.60 % Estimated wc time : 1092
% 0.42/0.60 % Estimated cpu time (7 cpus) : 156.0
% 0.48/0.67 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.48/0.70 % Solved by fo/fo6_bce.sh.
% 0.48/0.70 % BCE start: 38
% 0.48/0.70 % BCE eliminated: 0
% 0.48/0.70 % PE start: 38
% 0.48/0.70 logic: eq
% 0.48/0.70 % PE eliminated: 0
% 0.48/0.70 % done 21 iterations in 0.012s
% 0.48/0.70 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.48/0.70 % SZS output start Refutation
% See solution above
% 0.48/0.70
% 0.48/0.70
% 0.48/0.70 % Terminating...
% 0.55/0.81 % Runner terminated.
% 1.43/0.82 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------