%------------------------------------------------------------------------------
% File : Zipperpin---2.1.9999
% Problem : LCL181+1 : TPTP v9.3.1. Released v2.0.0.
% Transfm : none
% Format : tptp:raw
% Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.gytiWgdyhB true
% Computer : n026.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 01:35:21 PM UTC 2026
% Result : Theorem 0.49s 0.76s
% Output : Refutation 0.49s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 1
% Syntax : Number of formulae : 10 ( 4 unt; 0 typ; 0 def)
% Number of atoms : 22 ( 0 equ; 0 cnn)
% Maximal formula atoms : 4 ( 2 avg)
% Number of connectives : 23 ( 11 ~; 6 |; 0 &; 0 @)
% ( 2 <=>; 4 =>; 0 <=; 0 <~>)
% Maximal formula depth : 5 ( 3 avg)
% Number of types : 1 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 3 ( 2 usr; 3 con; 0-0 aty)
% Number of variables : 0 ( 0 ^; 0 !; 0 ?; 0 :)
% Comments :
%------------------------------------------------------------------------------
thf(q_type,type,
q: $o ).
thf(p_type,type,
p: $o ).
thf(pel4,conjecture,
( ( ~ p
=> q )
<=> ( ~ q
=> p ) ) ).
thf(zf_stmt_0,negated_conjecture,
~ ( ( ~ p
=> q )
<=> ( ~ q
=> p ) ),
inference('cnf.neg',[status(esa)],[pel4]) ).
thf(zip_derived_cl3,plain,
( ~ q
| ~ q ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl6,plain,
~ q,
inference(simplify,[status(thm)],[zip_derived_cl3]) ).
thf(zip_derived_cl0,plain,
( q
| p
| p
| q ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl7,plain,
( p
| q ),
inference(simplify,[status(thm)],[zip_derived_cl0]) ).
thf(zip_derived_cl2,plain,
( ~ p
| ~ p ),
inference(cnf,[status(esa)],[zf_stmt_0]) ).
thf(zip_derived_cl5,plain,
~ p,
inference(simplify,[status(thm)],[zip_derived_cl2]) ).
thf(zip_derived_cl8,plain,
q,
inference(demod,[status(thm)],[zip_derived_cl7,zip_derived_cl5]) ).
thf(zip_derived_cl9,plain,
$false,
inference(demod,[status(thm)],[zip_derived_cl6,zip_derived_cl8]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : LCL181+1 : TPTP v9.3.1. Released v2.0.0.
% 0.00/0.05 % Command : python3 /export/starexec/sandbox/solver/bin/portfolio.lams.parallel.py %s %d /export/starexec/sandbox/tmp/tmp.gytiWgdyhB true
% 0.11/0.37 % Computer : n026.cluster.edu
% 0.11/0.37 % Model : x86_64 x86_64
% 0.11/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.37 % Memory : 8046.5625MB
% 0.11/0.37 % OS : Linux 6.8.0-71-generic
% 0.11/0.37 % CPULimit : 300
% 0.11/0.37 % WCLimit : 300
% 0.11/0.37 % DateTime : Fri Sep 4 23:25:10 UTC 2026
% 0.11/0.38 % CPUTime :
% 0.11/0.38 % Running portfolio for 300 s
% 0.11/0.38 % File : /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.38 % Number of cores: 8
% 0.11/0.38 % Python version: Python 3.12.3
% 0.11/0.38 % Running in FO mode
% 0.46/0.66 % Total configuration time : 435
% 0.46/0.66 % Estimated wc time : 1092
% 0.46/0.66 % Estimated cpu time (7 cpus) : 156.0
% 0.49/0.73 % /export/starexec/sandbox/solver/bin/fo/fo6_bce.sh running for 75s
% 0.49/0.76 % Solved by fo/fo6_bce.sh.
% 0.49/0.76 % BCE start: 5
% 0.49/0.76 % BCE eliminated: 0
% 0.49/0.76 % PE start: 5
% 0.49/0.76 logic: neq
% 0.49/0.76 % PE eliminated: 0
% 0.49/0.76 % done 3 iterations in 0.005s
% 0.49/0.76 % SZS status Theorem for '/export/starexec/sandbox/benchmark/theBenchmark.p'
% 0.49/0.76 % SZS output start Refutation
% See solution above
% 0.49/0.76
% 0.49/0.76
% 0.49/0.76 % Terminating...
% 0.49/0.79 % Runner terminated.
% 1.26/0.80 % Zipperpin 1.5 exiting
%------------------------------------------------------------------------------