gistfile1.txt

  File "/home/ion/scratch/artiq/artiq/compiler/module.py", line 73, in __init__
    escape_validator.visit(src.typedtree)
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 41, in visit
    return self._visit_one(obj)
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 32, in _visit_one
    return getattr(self, visit_attr)(node)
  File "/home/ion/scratch/artiq/artiq/compiler/validators/escape.py", line 276, in visit_ModuleT
    self.visit_in_region(node, None, node.typing_env)
  File "/home/ion/scratch/artiq/artiq/compiler/validators/escape.py", line 269, in visit_in_region
    self.generic_visit(node)
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 27, in generic_visit
    self.visit(getattr(node, field_name))
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 39, in visit
    return [self.visit(elt) for elt in obj]
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 39, in <listcomp>
    return [self.visit(elt) for elt in obj]
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 41, in visit
    return self._visit_one(obj)
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 32, in _visit_one
    return getattr(self, visit_attr)(node)
  File "/home/ion/scratch/artiq/artiq/compiler/validators/escape.py", line 281, in visit_FunctionDefT
    args={ arg.arg: Argument(arg.loc) for arg in node.args.args })
  File "/home/ion/scratch/artiq/artiq/compiler/validators/escape.py", line 269, in visit_in_region
    self.generic_visit(node)
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 27, in generic_visit
    self.visit(getattr(node, field_name))
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 39, in visit
    return [self.visit(elt) for elt in obj]
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 39, in <listcomp>
    return [self.visit(elt) for elt in obj]
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 41, in visit
    return self._visit_one(obj)
  File "/home/ion/miniconda3/envs/artiq/lib/python3.5/site-packages/pythonparser/algorithm.py", line 32, in _visit_one
    return getattr(self, visit_attr)(node)
  File "/home/ion/scratch/artiq/artiq/compiler/validators/escape.py", line 333, in visit_Assign
    self.visit_assignment(target, node.value)
  File "/home/ion/scratch/artiq/artiq/compiler/validators/escape.py", line 321, in visit_assignment
    if not Region.outlives(value_region, target_region):
  File "/home/ion/scratch/artiq/artiq/compiler/validators/escape.py", line 67, in outlives
    assert not lhs.intersects(rhs)
  File "/home/ion/scratch/artiq/artiq/compiler/validators/escape.py", line 49, in intersects
    assert self.range
AssertionError

kernel.py

class Foo(EnvExperiment):
    def build(self):
        self.setattr_device("core")

    @kernel
    def run(self):
        data = ("bar",)
        (a,) = data