%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : SWV848-1 : TPTP v9.3.1. Released v4.1.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 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 : Thu Sep 24 02:49:40 PM UTC 2026
% Result : Unsatisfiable 0.22s 10.54s
% Output : CNFRefutation 0.22s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 2
% Syntax : Number of formulae : 5 ( 5 unt; 0 def)
% Number of atoms : 5 ( 4 equ)
% Maximal formula atoms : 1 ( 1 avg)
% Number of connectives : 2 ( 2 ~; 0 |; 0 &)
% ( 0 <=>; 0 =>; 0 <=; 0 <~>)
% Maximal formula depth : 4 ( 2 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 4 ( 4 usr; 3 con; 0-2 aty)
% Number of variables : 4 ( 4 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f402,axiom,
! [V_fun_H,V_com_H] : c_Com_Ocom_OSKIP != c_Com_Ocom_OWhile(V_fun_H,V_com_H),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f411,negated_conjecture,
c_Com_Ocom_OSKIP = c_Com_Ocom_OWhile(v_b,v_c),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f1055,plain,
! [X0,X1] : c_Com_Ocom_OSKIP != c_Com_Ocom_OWhile(X0,X1),
inference(cnf_transformation,[status(thm)],[f402]) ).
fof(f1071,plain,
c_Com_Ocom_OSKIP = c_Com_Ocom_OWhile(v_b,v_c),
inference(cnf_transformation,[status(thm)],[f411]) ).
fof(f1130,plain,
$false,
inference(backward_subsumption_resolution,[status(thm)],[f1071,f1055]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : SWV848-1 : TPTP v9.3.1. Released v4.1.0.
% 0.00/0.06 % Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.18/10.45 % Computer : n026.cluster.edu
% 0.18/10.45 % Model : x86_64 x86_64
% 0.18/10.45 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/10.45 % Memory : 8046.5625MB
% 0.18/10.45 % OS : Linux 6.8.0-71-generic
% 0.18/10.45 % CPULimit : 300
% 0.18/10.45 % WCLimit : 300
% 0.18/10.45 % DateTime : Mon Sep 21 09:31:03 UTC 2026
% 0.18/10.46 % CPUTime :
% 0.22/10.51 % Drodi V4.1.1
% 0.22/10.54 % Refutation found
% 0.22/10.54 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.22/10.54 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.22/10.57 % Elapsed time: 0.097971 seconds
% 0.22/10.57 % CPU time: 0.208342 seconds
% 0.22/10.57 % Total memory used: 64.736 MB
% 0.22/10.57 % Net memory used: 64.619 MB
%------------------------------------------------------------------------------