%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : SEV664+1 : TPTP v9.3.1. Released v9.3.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n020.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 : Thu Sep 24 02:33:08 PM UTC 2026
% Result : Theorem 0.42s 0.76s
% Output : CNFRefutation 0.42s
% Verified :
% SZS Type : Refutation
% Derivation depth : 6
% Number of leaves : 1
% Syntax : Number of formulae : 9 ( 5 unt; 0 def)
% Number of atoms : 25 ( 5 equ)
% Maximal formula atoms : 5 ( 2 avg)
% Number of connectives : 21 ( 5 ~; 0 |; 8 &)
% ( 0 <=>; 8 =>; 0 <=; 0 <~>)
% Maximal formula depth : 8 ( 4 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 4 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 2 ( 2 usr; 2 con; 0-0 aty)
% Number of variables : 6 ( 4 !; 2 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f2539,conjecture,
! [V0__P] :
( cProp___24t(V0__P)
=> ! [V1__Q] :
( cProp___24t(V1__Q)
=> ( V0__P = V1__Q
=> ( p(V0__P)
=> p(V1__Q) ) ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f2540,negated_conjecture,
~ ! [V0__P] :
( cProp___24t(V0__P)
=> ! [V1__Q] :
( cProp___24t(V1__Q)
=> ( V0__P = V1__Q
=> ( p(V0__P)
=> p(V1__Q) ) ) ) ),
inference(negated_conjecture,[status(cth)],[f2539]) ).
fof(f11253,plain,
? [V0__P] :
( ? [V1__Q] :
( ~ p(V1__Q)
& p(V0__P)
& V0__P = V1__Q
& cProp___24t(V1__Q) )
& cProp___24t(V0__P) ),
inference(pre_NNF_transformation,[status(thm)],[f2540]) ).
fof(f11254,plain,
( ~ p(sK1035_skl)
& p(sK1034_skl)
& sK1034_skl = sK1035_skl
& cProp___24t(sK1035_skl)
& cProp___24t(sK1034_skl) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK1034_skl,sK1035_skl]),skolemize(V0__P,sK1034_skl),skolemize(V1__Q,sK1035_skl)],[f11253]) ).
fof(f11257,plain,
sK1034_skl = sK1035_skl,
inference(cnf_transformation,[status(thm)],[f11254]) ).
fof(f11258,plain,
p(sK1034_skl),
inference(cnf_transformation,[status(thm)],[f11254]) ).
fof(f11259,plain,
~ p(sK1035_skl),
inference(cnf_transformation,[status(thm)],[f11254]) ).
fof(f13883,plain,
~ p(sK1034_skl),
inference(forward_demodulation,[status(thm)],[f11257,f11259]) ).
fof(f13884,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[f13883,f11258]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SEV664+1 : TPTP v9.3.1. Released v9.3.0.
% 0.00/0.04 % Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.09/0.34 % Computer : n020.cluster.edu
% 0.09/0.34 % Model : x86_64 x86_64
% 0.09/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.34 % Memory : 8046.5625MB
% 0.09/0.34 % OS : Linux 6.8.0-71-generic
% 0.09/0.34 % CPULimit : 300
% 0.09/0.34 % WCLimit : 300
% 0.09/0.34 % DateTime : Mon Sep 21 07:35:32 UTC 2026
% 0.09/0.34 % CPUTime :
% 0.38/0.63 % Drodi V4.1.1
% 0.42/0.76 % Refutation found
% 0.42/0.76 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.42/0.76 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.43/0.81 % Elapsed time: 0.457347 seconds
% 0.43/0.81 % CPU time: 1.132986 seconds
% 0.43/0.81 % Total memory used: 439.534 MB
% 0.43/0.81 % Net memory used: 436.472 MB
%------------------------------------------------------------------------------