{
  "case": "studio-l7-p4",
  "policy": "base",
  "operator": "bpy.ops.object.material_slot_add",
  "status": "Valid ordinary Blender API rejected by frozen v2 guard; execution and geometry are unmeasured.",
  "primary_outputs_changed": false,
  "primary_test_regenerated": false,
  "bound": "Lifting only this restriction could add at most one base render/geometry pass to the observed 0/32.",
  "other_guard_case": "studio-l7-p2 imports random, contrary to the explicit bpy/math-only task."
}