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add missing fixed propagations on negated integer inequalities

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-04-11 02:07:16 -07:00
parent ae5a713e81
commit 21a31fcd26
9 changed files with 92 additions and 94 deletions
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1
src/smt/theory_str_mc.cpp
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@ -631,6 +631,7 @@ namespace smt {
cex = expr_ref(m_autil.mk_ge(mk_strlen(term), mk_int(0)), m);
return false;
}
SASSERT(varLen_value.is_unsigned() && "actually arithmetic solver can assign it a very large number");
TRACE("str_fl", tout << "creating character terms for variable " << mk_pp(term, m) << ", length = " << varLen_value << std::endl;);
ptr_vector<expr> new_chars;
for (unsigned i = 0; i < varLen_value.get_unsigned(); ++i) {