TSTP Solution File: SET850-2 by Moca---0.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Moca---0.1
% Problem  : SET850-2 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : moca.sh %s

% Computer : n004.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Tue Jul 19 03:45:12 EDT 2022

% Result   : Unsatisfiable 0.67s 0.83s
% Output   : Proof 0.67s
% Verified : 
% SZS Type : -

% Comments : 
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%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET850-2 : TPTP v8.1.0. Released v3.2.0.
% 0.07/0.12  % Command  : moca.sh %s
% 0.12/0.33  % Computer : n004.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Mon Jul 11 02:12:52 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.67/0.83  % SZS status Unsatisfiable
% 0.67/0.83  % SZS output start Proof
% 0.67/0.83  The input problem is unsatisfiable because
% 0.67/0.83  
% 0.67/0.83  [1] the following set of Horn clauses is unsatisfiable:
% 0.67/0.83  
% 0.67/0.83  	c_lessequals(V_B, V_C, tc_set(T_a)) & c_lessequals(V_A, V_B, tc_set(T_a)) ==> c_lessequals(V_A, V_C, tc_set(T_a))
% 0.67/0.83  	c_lessequals(V_x, c_Zorn_Osucc(V_S, V_x, T_a), tc_set(tc_set(T_a)))
% 0.67/0.83  	c_lessequals(v_x, v_y, tc_set(tc_set(t_a)))
% 0.67/0.83  	c_lessequals(v_x, c_Zorn_Osucc(v_S, v_y, t_a), tc_set(tc_set(t_a))) ==> \bottom
% 0.67/0.83  
% 0.67/0.83  This holds because
% 0.67/0.83  
% 0.67/0.83  [2] the following E entails the following G (Claessen-Smallbone's transformation (2018)):
% 0.67/0.83  
% 0.67/0.83  E:
% 0.67/0.83  	c_lessequals(V_x, c_Zorn_Osucc(V_S, V_x, T_a), tc_set(tc_set(T_a))) = true__
% 0.67/0.83  	c_lessequals(v_x, v_y, tc_set(tc_set(t_a))) = true__
% 0.67/0.83  	f1(true__, V_A, V_C, T_a) = c_lessequals(V_A, V_C, tc_set(T_a))
% 0.67/0.83  	f2(c_lessequals(V_A, V_B, tc_set(T_a)), V_B, V_C, T_a, V_A) = true__
% 0.67/0.83  	f2(true__, V_B, V_C, T_a, V_A) = f1(c_lessequals(V_B, V_C, tc_set(T_a)), V_A, V_C, T_a)
% 0.67/0.83  	f3(c_lessequals(v_x, c_Zorn_Osucc(v_S, v_y, t_a), tc_set(tc_set(t_a)))) = true__
% 0.67/0.83  	f3(true__) = false__
% 0.67/0.83  G:
% 0.67/0.83  	true__ = false__
% 0.67/0.83  
% 0.67/0.83  This holds because
% 0.67/0.83  
% 0.67/0.83  [3] E entails the following ordered TRS and the lhs and rhs of G join by the TRS:
% 0.67/0.83  
% 0.67/0.83  
% 0.67/0.83  	c_lessequals(V_A, V_C, tc_set(T_a)) -> f1(true__, V_A, V_C, T_a)
% 0.67/0.83  	c_lessequals(V_x, c_Zorn_Osucc(V_S, V_x, T_a), tc_set(tc_set(T_a))) -> true__
% 0.67/0.83  	c_lessequals(v_x, v_y, tc_set(tc_set(t_a))) -> true__
% 0.67/0.83  	f1(f1(true__, c_Zorn_Osucc(X0, v_y, t_a), Y3, tc_set(t_a)), v_x, Y3, tc_set(t_a)) -> true__
% 0.67/0.83  	f1(f1(true__, c_Zorn_Osucc(X1, Y0, X2), Y3, tc_set(X2)), Y0, Y3, tc_set(X2)) -> true__
% 0.67/0.83  	f1(f1(true__, c_Zorn_Osucc(X1, c_Zorn_Osucc(X2, Y0, X3), X3), Y3, tc_set(X3)), Y0, Y3, tc_set(X3)) -> true__
% 0.67/0.83  	f1(f1(true__, v_y, Y3, tc_set(t_a)), v_x, Y3, tc_set(t_a)) -> true__
% 0.67/0.83  	f1(true__, Y0, c_Zorn_Osucc(X1, Y0, X2), tc_set(X2)) -> true__
% 0.67/0.83  	f1(true__, Y1, c_Zorn_Osucc(X1, c_Zorn_Osucc(X2, c_Zorn_Osucc(Y0, Y1, Y2), Y2), Y2), tc_set(Y2)) -> true__
% 0.67/0.83  	f1(true__, Y1, c_Zorn_Osucc(X1, c_Zorn_Osucc(Y0, Y1, Y2), Y2), tc_set(Y2)) -> true__
% 0.67/0.83  	f1(true__, v_x, c_Zorn_Osucc(X1, c_Zorn_Osucc(X2, v_y, t_a), t_a), tc_set(t_a)) -> true__
% 0.67/0.83  	f1(true__, v_x, c_Zorn_Osucc(X1, v_y, t_a), tc_set(t_a)) -> true__
% 0.67/0.83  	f1(true__, v_x, v_y, tc_set(t_a)) -> true__
% 0.67/0.83  	f2(c_lessequals(V_A, V_B, tc_set(T_a)), V_B, V_C, T_a, V_A) -> true__
% 0.67/0.83  	f2(f1(true__, Y0, Y1, Y2), Y1, Y3, Y2, Y0) -> true__
% 0.67/0.83  	f2(true__, V_B, V_C, T_a, V_A) -> f1(c_lessequals(V_B, V_C, tc_set(T_a)), V_A, V_C, T_a)
% 0.67/0.83  	f3(c_lessequals(v_x, c_Zorn_Osucc(v_S, v_y, t_a), tc_set(tc_set(t_a)))) -> true__
% 0.67/0.83  	f3(f1(true__, v_x, c_Zorn_Osucc(v_S, v_y, t_a), tc_set(t_a))) -> true__
% 0.67/0.83  	f3(true__) -> false__
% 0.67/0.83  	false__ -> true__
% 0.67/0.83  with the LPO induced by
% 0.67/0.83  	v_S > f3 > t_a > v_y > v_x > c_Zorn_Osucc > f2 > c_lessequals > f1 > tc_set > false__ > true__
% 0.67/0.83  
% 0.67/0.83  % SZS output end Proof
% 0.67/0.83  
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