{"abstract":"Propagation exposes only the ancestor portion of the event path; the returned lifecycle plan violates the stated transition contract.","category":"Listener lifecycle","checks":8,"contract":"A stipulated non-UI event path is root-to-target. Capture visits ancestors in that order; bubble visits ancestors in reverse only for bubbling events. Target is visited once. stopPropagation prevents later nodes but not sibling callbacks on the current node; stopImmediate prevents both. Only cancelable, nonpassive listeners may prevent the default action. A prior prevented marker is monotonic. Inputs are finite state snapshots, including transitional and stale states; output fields are the exact independent actions/metadata defined by the corrected expression table. Numeric fixture capacities and counts vary with N.\nField definitions, each independently computed from the input snapshot: capture = s['path'][:-1]; bubble = list(reversed(s['path'][:-1])) if s['bubbles'] else []; target = s['path'][-1] if s['path'] else None; next_node = not s['stopped'] and not s['immediate']; siblings = 0 if s['immediate'] else s['siblings']; default_prevented = s['prevented'] or (s['prevent'] and s['cancelable'] and not s['passive']); default_run = not s['prevented'] and not(s['prevent'] and s['cancelable'] and not s['passive']); current_target = s['current']; path_copy = list(s['path']); prevent_ignored = s['prevent'] and (s['passive'] or not s['cancelable'])","evaluation_group":"s3-listener-propagation-plan","failed_approach":"The partial repair uses list(reversed(s['path'])); a retained regression distinguishes it from the full transition.","family":"s3-listener-propagation-plan-path_copy","id":"FA-41731","implementations":{"attempt":{"sha256":"e00f9fe7a5c7d1e5cd4e452195b6720d6463017509273fb670d6694195002ed5","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(s):\n    return {\n        'capture': s['path'][:-1],\n        'bubble': list(reversed(s['path'][:-1])) if s['bubbles'] else [],\n        'target': s['path'][-1] if s['path'] else None,\n        'next_node': not s['stopped'] and not s['immediate'],\n        'siblings': 0 if s['immediate'] else s['siblings'],\n        'default_prevented': s['prevented'] or (s['prevent'] and s['cancelable'] and not s['passive']),\n        'default_run': not s['prevented'] and not(s['prevent'] and s['cancelable'] and not s['passive']),\n        'current_target': s['current'],\n        'path_copy': list(reversed(s['path'])),\n        'prevent_ignored': s['prevent'] and (s['passive'] or not s['cancelable']),\n    }\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = {1: [({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 3, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 3, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': False, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 3, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 0, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': False, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': ['target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 3, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 2: [({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 6, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 6, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 6, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 6, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': False, 'prevented': False, 'siblings': 6, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 6, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': [], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': False, 'prevented': True, 'siblings': 6, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 6, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 3: [({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 9, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 9, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 9, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': False, 'siblings': 9, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 0, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 9, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': False, 'siblings': 9, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 9, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 4: [({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 12, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 12, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 12, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': False, 'passive': True, 'prevent': False, 'prevented': True, 'siblings': 12, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 0, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': False, 'prevented': False, 'siblings': 12, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 12, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': False, 'siblings': 12, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 12, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 5: [({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 15, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 15, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 15, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': False, 'prevented': False, 'siblings': 15, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 15, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 15, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': True, 'siblings': 15, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': ['target'], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': False, 'prevented': True, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': True, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 15, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})]}\nfor i,(state,expected) in enumerate(fixtures[N]):\n    check(\"transition \"+str(i), solve(state), expected)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"},"broken":{"sha256":"270f8f500a3733b8386064f1e9d65c803757c09a70a6dc9493e723804e3ea105","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(s):\n    return {\n        'capture': s['path'][:-1],\n        'bubble': list(reversed(s['path'][:-1])) if s['bubbles'] else [],\n        'target': s['path'][-1] if s['path'] else None,\n        'next_node': not s['stopped'] and not s['immediate'],\n        'siblings': 0 if s['immediate'] else s['siblings'],\n        'default_prevented': s['prevented'] or (s['prevent'] and s['cancelable'] and not s['passive']),\n        'default_run': not s['prevented'] and not(s['prevent'] and s['cancelable'] and not s['passive']),\n        'current_target': s['current'],\n        'path_copy': s['path'][:-1],\n        'prevent_ignored': s['prevent'] and (s['passive'] or not s['cancelable']),\n    }\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = {1: [({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 3, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 3, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': False, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 3, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 0, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': False, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': ['target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 3, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 2: [({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 6, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 6, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 6, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 6, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': False, 'prevented': False, 'siblings': 6, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 6, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': [], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': False, 'prevented': True, 'siblings': 6, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 6, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 3: [({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 9, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 9, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 9, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': False, 'siblings': 9, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 0, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 9, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': False, 'siblings': 9, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 9, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 4: [({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 12, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 12, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 12, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': False, 'passive': True, 'prevent': False, 'prevented': True, 'siblings': 12, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 0, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': False, 'prevented': False, 'siblings': 12, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 12, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': False, 'siblings': 12, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 12, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 5: [({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 15, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 15, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 15, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': False, 'prevented': False, 'siblings': 15, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 15, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 15, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': True, 'siblings': 15, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': ['target'], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': False, 'prevented': True, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': True, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 15, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})]}\nfor i,(state,expected) in enumerate(fixtures[N]):\n    check(\"transition \"+str(i), solve(state), expected)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"},"fixed":{"sha256":"32e66e0ca367468432b4cf23079173657e9405bb0e59fc43fd67ce6705b3a3a8","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(s):\n    return {\n        'capture': s['path'][:-1],\n        'bubble': list(reversed(s['path'][:-1])) if s['bubbles'] else [],\n        'target': s['path'][-1] if s['path'] else None,\n        'next_node': not s['stopped'] and not s['immediate'],\n        'siblings': 0 if s['immediate'] else s['siblings'],\n        'default_prevented': s['prevented'] or (s['prevent'] and s['cancelable'] and not s['passive']),\n        'default_run': not s['prevented'] and not(s['prevent'] and s['cancelable'] and not s['passive']),\n        'current_target': s['current'],\n        'path_copy': list(s['path']),\n        'prevent_ignored': s['prevent'] and (s['passive'] or not s['cancelable']),\n    }\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = {1: [({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 3, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 3, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': False, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 3, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 0, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': False, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': ['target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 3, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 2: [({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 6, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 6, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 6, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 6, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': False, 'prevented': False, 'siblings': 6, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 6, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': [], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': False, 'prevented': True, 'siblings': 6, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 6, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 3: [({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 9, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 9, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 9, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': False, 'siblings': 9, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 0, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 9, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': False, 'siblings': 9, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 9, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 4: [({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 12, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 12, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 12, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': False, 'passive': True, 'prevent': False, 'prevented': True, 'siblings': 12, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 0, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': False, 'prevented': False, 'siblings': 12, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 12, 'default_prevented': False, 'default_run': True, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': False, 'siblings': 12, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 12, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})], 5: [({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': True, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': False, 'siblings': 15, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 15, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True}), ({'path': ['target'], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': False, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 15, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': True}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': False, 'cancelable': False, 'passive': True, 'prevent': False, 'prevented': False, 'siblings': 15, 'current': 'root'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 15, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': True, 'stopped': False, 'immediate': True, 'cancelable': True, 'passive': False, 'prevent': True, 'prevented': True, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': True, 'passive': False, 'prevent': False, 'prevented': True, 'siblings': 15, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': [], 'target': 'target', 'next_node': True, 'siblings': 15, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': False}), ({'path': ['target'], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': True, 'passive': True, 'prevent': False, 'prevented': True, 'siblings': 0, 'current': 'target'}, {'capture': [], 'bubble': [], 'target': 'target', 'next_node': True, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['target'], 'prevent_ignored': False}), ({'path': [], 'bubbles': False, 'stopped': False, 'immediate': False, 'cancelable': False, 'passive': False, 'prevent': False, 'prevented': False, 'siblings': 0, 'current': 'root'}, {'capture': [], 'bubble': [], 'target': None, 'next_node': True, 'siblings': 0, 'default_prevented': False, 'default_run': True, 'current_target': 'root', 'path_copy': [], 'prevent_ignored': False}), ({'path': ['root', 'middle', 'target'], 'bubbles': True, 'stopped': True, 'immediate': True, 'cancelable': True, 'passive': True, 'prevent': True, 'prevented': True, 'siblings': 15, 'current': 'target'}, {'capture': ['root', 'middle'], 'bubble': ['middle', 'root'], 'target': 'target', 'next_node': False, 'siblings': 0, 'default_prevented': True, 'default_run': False, 'current_target': 'target', 'path_copy': ['root', 'middle', 'target'], 'prevent_ignored': True})]}\nfor i,(state,expected) in enumerate(fixtures[N]):\n    check(\"transition \"+str(i), solve(state), expected)\nprint(json.dumps({\"observations\": observations, \"passed\": all(x[\"passed\"] for x in observations)}, ensure_ascii=False))\nraise SystemExit(0 if all(x[\"passed\"] for x in observations) else 1)\n"}},"limitations":"A deterministic, bounded, single-threaded transition planner. Returned plans model state changes; they do not implement a production event framework. This reproducer isolates one failure mechanism. Results cover the supplied fixtures. Variants within a family share a test contract and should remain grouped when constructing evaluation splits. Related mechanisms with a shared evaluation_group must also remain together; these controlled models are not independent production incidents.","method":"Deterministic executable model with adversarial boundary fixtures.","provenance":{"created_by":"Failure Map","dependencies":"Python standard library","family":"s3-listener-propagation-plan-path_copy","generated_at":"2026-09-29T14:43:44.247793+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"Observer implementations need to preserve this state while subscriptions enter, execute, and leave their lifecycle.","repair":"Compute the path_copy decision from the complete contract: list(s['path']).","root_cause":"The path_copy decision in the propagation-plan listener model is computed as s['path'][:-1], losing a required lifecycle condition.","sha256":"1605786f42eeef7054296faea57ef816d1a4f97fe87774e9c877a19056efd32e","title":"Propagation exposes only the ancestor portion of the event path · case 01","variant":1,"variant_policy":"Five numbered records share a model and may reuse boundary fixtures.","verification":{"attempt":{"elapsed_ms":45.534,"exit_code":1,"observations":[{"actual":{"bubble":[],"capture":["root","middle"],"current_target":"root","default_prevented":false,"default_run":true,"next_node":false,"path_copy":["target","middle","root"],"prevent_ignored":true,"siblings":3,"target":"target"},"check":"transition 0","expected":{"bubble":[],"capture":["root","middle"],"current_target":"root","default_prevented":false,"default_run":true,"next_node":false,"path_copy":["root","middle","target"],"prevent_ignored":true,"siblings":3,"target":"target"},"passed":false},{"actual":{"bubble":[],"capture":[],"current_target":"target","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["target"],"prevent_ignored":true,"siblings":0,"target":"target"},"check":"transition 1","expected":{"bubble":[],"capture":[],"current_target":"target","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["target"],"prevent_ignored":true,"siblings":0,"target":"target"},"passed":true},{"actual":{"bubble":["middle","root"],"capture":["root","middle"],"current_target":"root","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["target","middle","root"],"prevent_ignored":true,"siblings":0,"target":"target"},"check":"transition 2","expected":{"bubble":["middle","root"],"capture":["root","middle"],"current_target":"root","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["root","middle","target"],"prevent_ignored":true,"siblings":0,"target":"target"},"passed":false},{"actual":{"bubble":[],"capture":[],"current_target":"target","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["target"],"prevent_ignored":false,"siblings":0,"target":"target"},"check":"transition 3","expected":{"bubble":[],"capture":[],"current_target":"target","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["target"],"prevent_ignored":false,"siblings":0,"target":"target"},"passed":true},{"actual":{"bubble":[],"capture":[],"current_target":"target","default_prevented":false,"default_run":true,"next_node":false,"path_copy":["target"],"prevent_ignored":true,"siblings":0,"target":"target"},"check":"transition 4","expected":{"bubble":[],"capture":[],"current_target":"target","default_prevented":false,"default_run":true,"next_node":false,"path_copy":["target"],"prevent_ignored":true,"siblings":0,"target":"target"},"passed":true},{"actual":{"bubble":[],"capture":[],"current_target":"target","default_prevented":false,"default_run":true,"next_node":true,"path_copy":["target"],"prevent_ignored":true,"siblings":0,"target":"target"},"check":"transition 5","expected":{"bubble":[],"capture":[],"current_target":"target","default_prevented":false,"default_run":true,"next_node":true,"path_copy":["target"],"prevent_ignored":true,"siblings":0,"target":"target"},"passed":true},{"actual":{"bubble":[],"capture":[],"current_target":"root","default_prevented":false,"default_run":true,"next_node":true,"path_copy":[],"prevent_ignored":false,"siblings":0,"target":null},"check":"transition 6","expected":{"bubble":[],"capture":[],"current_target":"root","default_prevented":false,"default_run":true,"next_node":true,"path_copy":[],"prevent_ignored":false,"siblings":0,"target":null},"passed":true},{"actual":{"bubble":["middle","root"],"capture":["root","middle"],"current_target":"target","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["target","middle","root"],"prevent_ignored":true,"siblings":0,"target":"target"},"check":"transition 7","expected":{"bubble":["middle","root"],"capture":["root","middle"],"current_target":"target","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["root","middle","target"],"prevent_ignored":true,"siblings":0,"target":"target"},"passed":false}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"transition 0\", \"actual\": {\"capture\": [\"root\", \"middle\"], \"bubble\": [], \"target\": \"target\", \"next_node\": false, \"siblings\": 3, \"default_prevented\": false, \"default_run\": true, \"current_target\": \"root\", \"path_copy\": [\"target\", \"middle\", \"root\"], \"prevent_ignored\": true}, \"expected\": {\"capture\": [\"root\", \"middle\"], \"bubble\": [], \"target\": \"target\", \"next_node\": false, \"siblings\": 3, \"default_prevented\": false, \"default_run\": true, \"current_target\": \"root\", \"path_copy\": [\"root\", \"middle\", \"target\"], \"prevent_ignored\": true}, \"passed\": false}, {\"check\": \"transition 1\", \"actual\": {\"capture\": [], \"bubble\": [], \"target\": \"target\", \"next_node\": false, \"siblings\": 0, \"default_prevented\": true, \"default_run\": false, \"current_target\": \"target\", \"path_copy\": [\"target\"], \"prevent_ignored\": true}, \"expected\": {\"capture\": [], \"bubble\": [], \"target\": \"target\", \"next_node\": false, \"siblings\": 0, \"default_prevented\": true, \"default_run\": false, \"current_target\": \"target\", \"path_copy\": [\"target\"], \"prevent_ignored\": true}, \"passed\": true}, {\"check\": \"transition 2\", \"actual\": {\"capture\": [\"root\", \"middle\"], \"bubble\": [\"middle\", \"root\"], \"target\": \"target\", \"next_node\": false, \"siblings\": 0, \"default_prevented\": true, \"default_run\": false, \"current_target\": \"root\", \"path_copy\": [\"target\", \"middle\", \"root\"], \"prevent_ignored\": true}, \"expected\": {\"capture\": [\"root\", \"middle\"], \"bubble\": [\"middle\", \"root\"], \"target\": \"target\", \"next_node\": false, \"siblings\": 0, \"default_prevented\": true, \"default_run\": false, \"current_target\": \"root\", \"path_copy\": [\"root\", \"middle\", \"target\"], \"prevent_ignored\": true}, \"passed\": false}, {\"check\": \"transition 3\", \"actual\": {\"capture\": [], \"bubble\": [], \"target\": \"target\", \"next_node\": false, \"siblings\": 0, \"default_prevented\": true, \"default_run\": false, \"current_target\": \"target\", \"path_copy\": [\"target\"], \"prevent_ignored\": false}, \"expected\": {\"capture\": [], \"bubble\": [], \"target\": \"target\", \"next_node\": false, \"siblings\": 0, \"default_prevented\": true, \"default_run\": false, \"current_target\": \"target\", \"path_copy\": [\"target\"], \"prevent_ignored\": false}, \"passed\": true}, {\"check\": \"transition 4\", \"actual\": {\"capture\": [], \"bubble\": [], \"target\": \"target\", \"next_node\": false, \"siblings\": 0, \"default_prevented\": false, \"default_run\": true, \"current_target\": \"target\", \"path_copy\": [\"target\"], \"prevent_ignored\": true}, \"expected\": {\"capture\": [], \"bubble\": [], \"target\": \"target\", \"next_node\": false, \"siblings\": 0, \"default_prevented\": false, \"default_run\": true, \"current_target\": \"target\", \"path_copy\": [\"target\"], \"prevent_ignored\": true}, \"passed\": true}, {\"check\": \"transition 5\", \"actual\": {\"capture\": [], \"bubble\": [], \"target\": \"target\", \"next_node\": true, \"siblings\": 0, \"default_prevented\": false, \"default_run\": true, \"current_target\": \"target\", \"path_copy\": [\"target\"], \"prevent_ignored\": true}, \"expected\": {\"capture\": [], \"bubble\": [], \"target\": \"target\", \"next_node\": true, \"siblings\": 0, \"default_prevented\": false, \"default_run\": true, \"current_target\": \"target\", \"path_copy\": [\"target\"], \"prevent_ignored\": true}, \"passed\": true}, {\"check\": \"transition 6\", \"actual\": {\"capture\": [], \"bubble\": [], \"target\": null, \"next_node\": true, \"siblings\": 0, \"default_prevented\": false, \"default_run\": true, \"current_target\": \"root\", \"path_copy\": [], \"prevent_ignored\": false}, \"expected\": {\"capture\": [], \"bubble\": [], \"target\": null, \"next_node\": true, \"siblings\": 0, \"default_prevented\": false, \"default_run\": true, \"current_target\": \"root\", \"path_copy\": [], \"prevent_ignored\": false}, \"passed\": true}, {\"check\": \"transition 7\", \"actual\": {\"capture\": [\"root\", \"middle\"], \"bubble\": [\"middle\", \"root\"], \"target\": \"target\", \"next_node\": false, \"siblings\": 0, \"default_prevented\": true, \"default_run\": false, \"current_target\": \"target\", \"path_copy\": [\"target\", \"middle\", \"root\"], \"prevent_ignored\": true}, \"expected\": {\"capture\": [\"root\", \"middle\"], \"bubble\": [\"middle\", \"root\"], \"target\": \"target\", \"next_node\": false, \"siblings\": 0, \"default_prevented\": true, \"default_run\": false, \"current_target\": \"target\", \"path_copy\": [\"root\", \"middle\", \"target\"], \"prevent_ignored\": true}, \"passed\": false}], \"passed\": false}\n"},"broken":{"elapsed_ms":50.464,"exit_code":1,"observations":[{"actual":{"bubble":[],"capture":["root","middle"],"current_target":"root","default_prevented":false,"default_run":true,"next_node":false,"path_copy":["root","middle"],"prevent_ignored":true,"siblings":3,"target":"target"},"check":"transition 0","expected":{"bubble":[],"capture":["root","middle"],"current_target":"root","default_prevented":false,"default_run":true,"next_node":false,"path_copy":["root","middle","target"],"prevent_ignored":true,"siblings":3,"target":"target"},"passed":false},{"actual":{"bubble":[],"capture":[],"current_target":"target","default_prevented":true,"default_run":false,"next_node":false,"path_copy":[],"prevent_ignored":true,"siblings":0,"target":"target"},"check":"transition 1","expected":{"bubble":[],"capture":[],"current_target":"target","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["target"],"prevent_ignored":true,"siblings":0,"target":"target"},"passed":false},{"actual":{"bubble":["middle","root"],"capture":["root","middle"],"current_target":"root","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["root","middle"],"prevent_ignored":true,"siblings":0,"target":"target"},"check":"transition 2","expected":{"bubble":["middle","root"],"capture":["root","middle"],"current_target":"root","default_prevented":true,"default_run":false,"next_node":false,"path_copy":["root","middle","target"],"prevent_ignored":true,"siblings":0,"target":"target"},"passed":false},{"actual":{"bubble":[],"capture":[],"current_target":"target","default_prevented":true,"default_run":false,"next_node":false,"path_copy":[],"prevent_ignored":false,"siblings":0,"target":"target"},"check":"transition 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