%------------------------------------------------------------------------------
% File : Drodi---4.1.1
% Problem : SCT163+1 : TPTP v9.3.1. Released v5.2.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n009.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 02:07:01 PM UTC 2026
% Result : Theorem 79.52s 15.68s
% Output : CNFRefutation 79.52s
% 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 : 10 ( 5 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 2 ( 0 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 1 con; 0-5 aty)
% Number of variables : 45 ( 45 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f391,axiom,
! [V_n] : V_n != hAPP(c_Nat_OSuc,V_n),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f525,axiom,
! [V_P,T_a] : hAPP(c_COMBI(T_a),V_P) = V_P,
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f527,axiom,
! [V_R_2,V_Q_2,V_Pa_2,T_c,T_a,T_b] : hAPP(hAPP(c_COMBB(T_b,T_a,T_c,V_Pa_2),V_Q_2),V_R_2) = hAPP(V_Pa_2,hAPP(V_Q_2,V_R_2)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f529,axiom,
! [V_R_2,V_Q_2,V_Pa_2,T_a,T_c,T_b] : hAPP(c_COMBS(T_b,T_c,T_a,V_Pa_2,V_Q_2),V_R_2) = hAPP(hAPP(V_Pa_2,V_R_2),hAPP(V_Q_2,V_R_2)),
file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).
fof(f1777,plain,
! [X0] : hAPP(c_Nat_OSuc,X0) != X0,
inference(cnf_transformation,[status(thm)],[f391]) ).
fof(f2131,plain,
! [X0,X1] : hAPP(c_COMBI(X0),X1) = X1,
inference(cnf_transformation,[status(thm)],[f525]) ).
fof(f2133,plain,
! [X0,X1,X2,X3,X4,X5] : hAPP(X0,hAPP(X1,X2)) = hAPP(hAPP(c_COMBB(X3,X4,X5,X0),X1),X2),
inference(cnf_transformation,[status(thm)],[f527]) ).
fof(f2135,plain,
! [X0,X1,X2,X3,X4,X5] : hAPP(c_COMBS(X0,X1,X2,X3,X4),X5) = hAPP(hAPP(X3,X5),hAPP(X4,X5)),
inference(cnf_transformation,[status(thm)],[f529]) ).
fof(f2421,plain,
! [X0,X1,X2,X3,X4,X5] : hAPP(hAPP(X0,X1),X1) = hAPP(c_COMBS(X2,X3,X4,X0,c_COMBI(X5)),X1),
inference(paramodulation,[status(thm)],[f2131,f2135]) ).
fof(f2555,plain,
! [X0,X1,X2,X3,X4,X5,X6,X7,X8] : hAPP(X0,hAPP(X1,X1)) = hAPP(c_COMBS(X2,X3,X4,c_COMBB(X5,X6,X7,X0),c_COMBI(X8)),X1),
inference(paramodulation,[status(thm)],[f2133,f2421]) ).
fof(f3473,plain,
$false,
inference(resolution,[status(thm)],[f2555,f1777]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : SCT163+1 : TPTP v9.3.1. Released v5.2.0.
% 0.00/0.07 % Command : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.17/5.44 % Computer : n009.cluster.edu
% 0.17/5.44 % Model : x86_64 x86_64
% 0.17/5.44 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/5.44 % Memory : 8046.5625MB
% 0.17/5.44 % OS : Linux 6.8.0-71-generic
% 0.17/5.44 % CPULimit : 300
% 0.17/5.44 % WCLimit : 300
% 0.17/5.44 % DateTime : Mon Sep 21 04:35:32 UTC 2026
% 0.17/5.45 % CPUTime :
% 0.21/5.55 % Drodi V4.1.1
% 79.52/15.68 % Refutation found
% 79.52/15.68 % SZS status Theorem for theBenchmark: Theorem is valid
% 79.52/15.68 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 31.54/15.74 % Elapsed time: 10.278036 seconds
% 31.54/15.74 % CPU time: 80.357285 seconds
% 31.54/15.74 % Total memory used: 690.667 MB
% 31.54/15.74 % Net memory used: 648.098 MB
%------------------------------------------------------------------------------