%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : LCL460+1 : TPTP v9.3.1. Bugfixed v9.2.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.6g7yOVbord true
% Computer : n012.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Mon Sep 7 01:36:01 PM UTC 2026
% Result : Theorem 0.75s 0.54s
% Output : Refutation 0.75s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 4
% Syntax : Number of formulae : 12 ( 8 unt; 0 typ; 0 def)
% Number of atoms : 16 ( 0 equ; 0 cnn)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 33 ( 4 ~; 2 |; 0 &; 25 @)
% ( 2 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 4 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 8 ( 7 usr; 5 con; 0-2 aty)
% Number of variables : 8 ( 0 ^; 8 !; 0 ?; 8 :)
% Comments :
%------------------------------------------------------------------------------
thf(and_type,type,
and: $i > $i > $i ).
thf(is_a_theorem_type,type,
is_a_theorem: $i > $o ).
thf(and_1_type,type,
and_1: $o ).
thf(kn2_type,type,
kn2: $o ).
thf(sk__33_type,type,
sk__33: $i ).
thf(sk__34_type,type,
sk__34: $i ).
thf(implies_type,type,
implies: $i > $i > $i ).
thf(rosser_kn2,conjecture,
kn2 ).
thf(zf_stmt_0,negated_conjecture,
~ kn2,
inference('cnf.neg',[status(esa)],[rosser_kn2]) ).
thf(zip_derived_cl81,plain,
~ kn2,
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(kn2,axiom,
( kn2
<=> ! [P: $i,Q: $i] : ( is_a_theorem @ ( implies @ ( and @ P @ Q ) @ P ) ) ) ).
thf(zip_derived_cl36,plain,
( kn2
| ~ ( is_a_theorem @ ( implies @ ( and @ sk__33 @ sk__34 ) @ sk__33 ) ) ),
inference(cnf,[status(esa)],[kn2]) ).
thf(and_1,axiom,
( and_1
<=> ! [X: $i,Y: $i] : ( is_a_theorem @ ( implies @ ( and @ X @ Y ) @ X ) ) ) ).
thf(zip_derived_cl15,plain,
! [X0: $i,X1: $i] :
( ( is_a_theorem @ ( implies @ ( and @ X0 @ X1 ) @ X0 ) )
| ~ and_1 ),
inference(cnf,[status(esa)],[and_1]) ).
thf(hilbert_and_1,axiom,
and_1 ).
thf(zip_derived_cl68,plain,
and_1,
inference(cnf,[status(esa)],[hilbert_and_1]) ).
thf(zip_derived_cl87,plain,
! [X0: $i,X1: $i] : ( is_a_theorem @ ( implies @ ( and @ X0 @ X1 ) @ X0 ) ),
inference(demod,[status(thm)],[zip_derived_cl15,zip_derived_cl68]) ).
thf(zip_derived_cl97,plain,
kn2,
inference(demod,[status(thm)],[zip_derived_cl36,zip_derived_cl87]) ).
thf(zip_derived_cl98,plain,
$false,
inference(demod,[status(thm)],[zip_derived_cl81,zip_derived_cl97]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.01 % Problem : LCL460+1 : TPTP v9.3.1. Bugfixed v9.2.0.
% 0.00/0.02 % Command : python3 /export/starexec/sandbox2/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox2/tmp/tmp.6g7yOVbord true
% 0.04/0.29 % Computer : n012.cluster.edu
% 0.04/0.29 % Model : x86_64 x86_64
% 0.04/0.29 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.04/0.29 % Memory : 8046.5625MB
% 0.04/0.29 % OS : Linux 6.8.0-71-generic
% 0.04/0.29 % CPULimit : 300
% 0.04/0.29 % WCLimit : 300
% 0.04/0.29 % DateTime : Sat Sep 5 10:27:42 UTC 2026
% 0.04/0.30 % CPUTime :
% 0.04/0.30 % Running portfolio for 300 s
% 0.04/0.30 % File : /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.04/0.30 % Number of cores: 8
% 0.04/0.30 % Python version: Python 3.12.3
% 0.04/0.30 % Running in FO mode
% 0.09/0.44 % Total configuration time : 435
% 0.09/0.44 % Estimated wc time : 1092
% 0.09/0.44 % Estimated cpu time (7 cpus) : 156.0
% 0.19/0.51 % /export/starexec/sandbox2/solver/bin/fo/fo1_av.sh running for 75s
% 0.19/0.51 % /export/starexec/sandbox2/solver/bin/fo/fo6_bce.sh running for 75s
% 0.19/0.51 % /export/starexec/sandbox2/solver/bin/fo/fo7.sh running for 63s
% 0.19/0.51 % /export/starexec/sandbox2/solver/bin/fo/fo13.sh running for 50s
% 0.19/0.51 % /export/starexec/sandbox2/solver/bin/fo/fo3_bce.sh running for 75s
% 0.19/0.51 % /export/starexec/sandbox2/solver/bin/fo/fo5.sh running for 50s
% 0.19/0.51 % /export/starexec/sandbox2/solver/bin/fo/fo4.sh running for 50s
% 0.19/0.53 % /export/starexec/sandbox2/solver/bin/fo/fo1_lcnf.sh running for 50s
% 0.75/0.54 % Solved by fo/fo7.sh.
% 0.75/0.54 % done 38 iterations in 0.013s
% 0.75/0.54 % SZS status Theorem for '/export/starexec/sandbox2/benchmark/theBenchmark.p'
% 0.75/0.54 % SZS output start Refutation
% See solution above
% 0.75/0.54
% 0.75/0.54
% 0.75/0.54 % Terminating...
% 0.75/0.56 % Runner terminated.
% 0.75/0.57 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------