%------------------------------------------------------------------------------
% File : Prover9---2026-6A
% Problem : CSR028+5 : TPTP v9.3.1. Bugfixed v3.5.0.
% Transfm : none
% Format : tptp:raw
% Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n006.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 : Sun Sep 27 07:06:36 AM UTC 2026
% Result : Theorem 15.15s 9.26s
% Output : CNFRefutation 15.15s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 2
% Syntax : Number of formulae : 6 ( 4 unt; 0 def)
% Number of atoms : 8 ( 0 equ)
% Maximal formula atoms : 2 ( 1 avg)
% Number of connectives : 4 ( 2 ~; 0 |; 0 &)
% ( 0 <=>; 2 =>; 0 <=; 0 <~>)
% Maximal formula depth : 3 ( 2 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-1 aty)
% Number of functors : 2 ( 2 usr; 2 con; 0-0 aty)
% Number of variables : 0 ( 0 sgn 0 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(query228,conjecture,
( mtvisible(c_tptp_member2089_mt)
=> individual(c_tptptptpcol_16_25985) ),
file('theBenchmark.p',query228) ).
fof(query228_neg,negated_conjecture,
~ ( mtvisible(c_tptp_member2089_mt)
=> individual(c_tptptptpcol_16_25985) ),
inference(assume_negation,[status(cth)],[query228]) ).
fof(ax4_195384,axiom,
individual(c_tptptptpcol_16_25985),
file('theBenchmark.p',ax4_195384) ).
cnf(c_31,plain,
individual(c_tptptptpcol_16_25985),
inference(clausify,[status(thm)],[ax4_195384]) ).
cnf(c_40,negated_conjecture,
~ individual(c_tptptptpcol_16_25985),
inference(clausify,[status(thm)],[query228_neg]) ).
cnf(c_41,negated_conjecture,
$false,
inference(resolve,[status(thm)],[c_31,c_40]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : CSR028+5 : TPTP v9.3.1. Bugfixed v3.5.0.
% 0.00/0.04 % Command : prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.41 % Computer : n006.cluster.edu
% 0.10/0.41 % Model : x86_64 x86_64
% 0.10/0.41 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.41 % Memory : 8046.5625MB
% 0.10/0.41 % OS : Linux 6.8.0-71-generic
% 0.10/0.41 % CPULimit : 300
% 0.10/0.41 % WCLimit : 300
% 0.10/0.41 % DateTime : Sat Sep 26 23:59:00 UTC 2026
% 0.10/0.41 % CPUTime :
% 0.10/0.41 % Prover9 (64) version 2026-6A, July 2026, CASC-J13.
% 0.10/0.41 % Process 2412608 was started by sandbox2 on n006,
% 0.10/0.41 % Sat Sep 26 23:59:00 2026
% 0.10/0.41 % The command was "/export/starexec/sandbox2/solver/bin/prover9 -casc 300 -f /export/starexec/sandbox2/benchmark/theBenchmark.p".
% 15.15/9.26
% 15.15/9.26 % SInE (scan): 25 to sos (tol 1.5x), 2 to usable (tol 2.0x), 540222 zapped, of 540249 axioms (depth 3).
% 15.15/9.26
% 15.15/9.26 % From the command line: assign(max_seconds, 300).
% 15.15/9.26
% 15.15/9.26 % SZS status Theorem for theBenchmark
% 15.15/9.26
% 15.15/9.26 % Proof 1 at 0.57 (+ 0.51) seconds.
% 15.15/9.26 % Length of proof is 4.
% 15.15/9.26 % Level of proof is 2.
% 15.15/9.26 % Maximum clause weight is 7.000.
% 15.15/9.26 % Given clauses 0.
% 15.15/9.26
% 15.15/9.26 % SZS output start CNFRefutation for theBenchmark
% See solution above
%------------------------------------------------------------------------------