%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : CSR072-10 : TPTP v9.3.1. Released v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n014.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 12:13:25 PM UTC 2026
% Result : Unsatisfiable 0.17s 5.65s
% Output : CNFRefutation 0.17s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 4
% Syntax : Number of formulae : 11 ( 11 unt; 0 def)
% Number of atoms : 11 ( 10 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 : 3 ( 1 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 7 ( 7 usr; 5 con; 0-4 aty)
% Number of variables : 6 ( 6 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f2,axiom,
! [A,B,C] : ifeq3(A,A,B,C) = B,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f4292,axiom,
genls(c_tptpcol_16_130924,c_tptpcol_15_130923) = true,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f8011,negated_conjecture,
ifeq3(genls(c_tptpcol_16_130924,c_tptpcol_15_130923),true,a,b) = b,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f8012,negated_conjecture,
a != b,
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f8014,plain,
! [X0,X1,X2] : ifeq3(X0,X0,X1,X2) = X1,
inference(cnf_transformation,[status(thm)],[f2]) ).
fof(f12304,plain,
genls(c_tptpcol_16_130924,c_tptpcol_15_130923) = true,
inference(cnf_transformation,[status(thm)],[f4292]) ).
fof(f16023,plain,
ifeq3(genls(c_tptpcol_16_130924,c_tptpcol_15_130923),true,a,b) = b,
inference(cnf_transformation,[status(thm)],[f8011]) ).
fof(f16024,plain,
a != b,
inference(cnf_transformation,[status(thm)],[f8012]) ).
fof(f16025,plain,
ifeq3(true,true,a,b) = b,
inference(backward_demodulation,[status(thm)],[f12304,f16023]) ).
fof(f16026,plain,
a = b,
inference(forward_demodulation,[status(thm)],[f8014,f16025]) ).
fof(f16027,plain,
$false,
inference(forward_subsumption_resolution,[status(thm)],[f16026,f16024]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : CSR072-10 : TPTP v9.3.1. Released v7.3.0.
% 0.00/0.05 % Command : drodi -timeout(300) /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/5.39 % Computer : n014.cluster.edu
% 0.13/5.39 % Model : x86_64 x86_64
% 0.13/5.39 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/5.39 % Memory : 8046.5625MB
% 0.13/5.39 % OS : Linux 6.8.0-71-generic
% 0.13/5.39 % CPULimit : 300
% 0.13/5.39 % WCLimit : 300
% 0.13/5.39 % DateTime : Mon Sep 21 14:45:40 UTC 2026
% 0.13/5.39 % CPUTime :
% 0.17/5.59 % Drodi V4.1.1
% 0.17/5.65 % Refutation found
% 0.17/5.65 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.17/5.65 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.17/5.72 % Elapsed time: 0.315480 seconds
% 0.17/5.72 % CPU time: 0.562905 seconds
% 0.17/5.72 % Total memory used: 184.441 MB
% 0.17/5.72 % Net memory used: 183.396 MB
%------------------------------------------------------------------------------