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Don't fail cover props on failed assert

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Krystine Sherwin 2025-07-05 12:53:54 +12:00
parent 911ae02ee5
commit ef8ca40a5d
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1 changed files with 4 additions and 1 deletions
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5
sbysrc/sby_engine_smtbmc.py
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@ -187,6 +187,7 @@ def run(mode, task, engine_idx, engine):
pending_sim = None
current_step = None
procs_running = 1
failed_assert = False
def output_callback(line):
nonlocal proc_status
@ -194,6 +195,7 @@ def run(mode, task, engine_idx, engine):
nonlocal pending_sim
nonlocal current_step
nonlocal procs_running
nonlocal failed_assert
if pending_sim:
sim_proc = sim_witness_trace(procname, task, engine_idx, pending_sim, append=sim_append, inductive=mode == "prove_induction")
@ -235,6 +237,7 @@ def run(mode, task, engine_idx, engine):
match = re.match(r"^## [0-9: ]+ Assert failed in ([^:]+): (\S+)(?: \((\S+)\))?", line)
if match:
failed_assert = not keep_going
path = parse_mod_path(match[1])
cell_name = match[3] or match[2]
prop = task.design.hierarchy.find_property(path, cell_name, trans_dict=smt2_trans)
@ -276,7 +279,7 @@ def run(mode, task, engine_idx, engine):
pending_sim = tracefile
match = re.match(r"^## [0-9: ]+ Unreached cover statement at ([^:]+): (\S+)(?: \((\S+)\))?", line)
if match:
if match and not failed_assert:
path = parse_mod_path(match[1])
cell_name = match[3] or match[2]
prop = task.design.hierarchy.find_property(path, cell_name, trans_dict=smt2_trans)