TPTP Problem File: SWW403-1.p
View Solutions
- Solve Problem
%------------------------------------------------------------------------------
% File : SWW403-1 : TPTP v9.0.0. Released v5.2.0.
% Domain : Software Verification
% Problem : Verification Condition generated by Smallfoot
% Version : Especial.
% English : This is one of the verification conditions that were gathered
% from the output of Smallfoot when checking assertions on list
% manipulating programs from its own benchmark suite.
% Refs : [BCO06] Berdine et al. (2006), Smallfoot: Modular Automatic As
% : [RN11] Rybalchenko & Navarro Perez (2011), Separation Logic +
% : [Nav11] Navarro Perez (2011), Email to Geoff Sutcliffe
% Source : [Nav11]
% Names : smallfoot-vc32 [Nav11]
% Status : Satisfiable
% Rating : 0.56 v9.0.0, 0.50 v8.2.0, 0.70 v8.1.0, 0.62 v7.5.0, 0.67 v7.4.0, 0.64 v7.3.0, 0.67 v7.1.0, 0.62 v7.0.0, 0.57 v6.4.0, 0.29 v6.3.0, 0.38 v6.2.0, 0.60 v6.1.0, 0.44 v6.0.0, 0.43 v5.5.0, 0.50 v5.4.0, 0.80 v5.3.0, 0.78 v5.2.0
% Syntax : Number of clauses : 19 ( 12 unt; 3 nHn; 17 RR)
% Number of literals : 29 ( 14 equ; 16 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 5 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 0 prp; 1-2 aty)
% Number of functors : 10 ( 10 usr; 7 con; 0-2 aty)
% Number of variables : 38 ( 9 sgn)
% SPC : CNF_SAT_RFO_EQU_NUE
% Comments :
%------------------------------------------------------------------------------
%----Include axioms for Lists in Separation Logic
include('Axioms/SWV013-0.ax').
%------------------------------------------------------------------------------
cnf(premise_1,hypothesis,
nil != x1 ).
cnf(premise_2,hypothesis,
nil != x2 ).
cnf(premise_3,hypothesis,
nil != x3 ).
cnf(premise_4,hypothesis,
nil != x4 ).
cnf(premise_5,hypothesis,
x2 != x3 ).
cnf(premise_6,hypothesis,
x2 != x4 ).
cnf(premise_7,hypothesis,
heap(sep(lseg(x1,x4),sep(next(x4,x1),emp))) ).
cnf(conclusion_1,negated_conjecture,
~ heap(sep(lseg(x5,x4),sep(next(x4,x5),emp))) ).
%------------------------------------------------------------------------------