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Fix smtbmc.py handling of zero appended steps 

Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2019-03-13 19:27:17 +01:00
parent 6ad5d036c5
commit bacca57537
1 changed files with 5 additions and 5 deletions
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10
backends/smt2/smtbmc.py
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@ -1484,11 +1484,11 @@ else: # not tempind, covermode
smt_assert_antecedent("(|%s_h| s%d)" % (topmod, i))
smt_assert_antecedent("(|%s_t| s%d s%d)" % (topmod, i-1, i))
smt_assert_consequent(get_constr_expr(constr_assumes, i))
print_msg("Re-solving with appended steps..")
if smt_check_sat() == "unsat":
print("%s Cannot appended steps without violating assumptions!" % smt.timestamp())
retstatus = False
break
print_msg("Re-solving with appended steps..")
if smt_check_sat() == "unsat":
print("%s Cannot appended steps without violating assumptions!" % smt.timestamp())
retstatus = False
break
print_anyconsts(step)
for i in range(step, last_check_step+1):
print_failed_asserts(i)