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Add support for AIGER solvers that do not return a CEX

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This commit is contained in:
Clifford Wolf 2017-02-27 22:29:00 +01:00
parent 81144819e5
commit 6e03f1d895
1 changed files with 27 additions and 19 deletions
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8
sbysrc/sby_engine_aiger.py
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@ -43,12 +43,16 @@ def run(mode, job, engine_idx, engine):
logfile=open("%s/engine_%d/logfile.txt" % (job.workdir, engine_idx), "w"))
task_status = None
produced_cex = False
aiw_file = open("%s/engine_%d/trace.aiw" % (job.workdir, engine_idx), "w")
def output_callback(line):
nonlocal task_status
nonlocal produced_cex
if task_status is not None:
if not produced_cex and line.isdigit():
produced_cex = True
print(line, file=aiw_file)
return None
@ -77,6 +81,7 @@ def run(mode, job, engine_idx, engine):
job.terminate()
if task_status == "FAIL":
if produced_cex:
task2 = SbyTask(job, "engine_%d" % engine_idx, job.model("smt2"),
("cd %s; %s -s %s --noprogress --append %d --dump-vcd engine_%d/trace.vcd --dump-vlogtb engine_%d/trace_tb.v " +
"--dump-smtc engine_%d/trace.smtc --aig model/design_aiger.aim:engine_%d/trace.aiw model/design_smt2.smt2") %
@ -105,6 +110,9 @@ def run(mode, job, engine_idx, engine):
task2.output_callback = output_callback2
task2.exit_callback = exit_callback2
else:
job.log("engine_%d: Engine did not produce a counter example." % engine_idx)
task.output_callback = output_callback
task.exit_callback = exit_callback