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parse solver location output for assert failures (cover not functional yet)

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This commit is contained in:
N. Engelhardt 2022-01-27 13:41:07 +01:00
parent a9d1972c47
commit 1cf27e7c31
5 changed files with 91 additions and 9 deletions
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25
sbysrc/sby_engine_smtbmc.py
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@ -32,6 +32,7 @@ def run(mode, task, engine_idx, engine):
basecase_only = False
induction_only = False
random_seed = None
task.precise_prop_status = True
opts, args = getopt.getopt(engine[1:], "", ["nomem", "syn", "stbv", "stdt", "presat",
"nopresat", "unroll", "nounroll", "dumpsmt2", "progress", "basecase", "induction", "seed="])
@ -154,9 +155,11 @@ def run(mode, task, engine_idx, engine):
task.induction_procs.append(proc)
proc_status = None
last_prop = None
def output_callback(line):
nonlocal proc_status
nonlocal last_prop
match = re.match(r"^## [0-9: ]+ Status: FAILED", line)
if match:
@ -178,6 +181,28 @@ def run(mode, task, engine_idx, engine):
proc_status = "ERROR"
return line
match = re.match(r"^## [0-9: ]+ Assert failed in (([a-z_][a-z0-9$_]*|\\\S*|\.)+): (\S*).*", line)
if match:
module_path = match[1]
location = match[3]
try:
prop = task.design_hierarchy.find_property(module_path, location)
except KeyError as e:
task.precise_prop_status = False
return line + f" (Warning: {str(e)})"
prop.status = "FAIL"
last_prop = prop
return line
match = re.match(r"^## [0-9: ]+ Reached cover statement at (\S+) in step \d+.", line)
if match:
location = match[1]
match = re.match(r"^## [0-9: ]+ Writing trace to VCD file: (\S+)", line)
if match and last_prop:
last_prop.tracefile = match[1]
last_prop = None
return line
def exit_callback(retcode):