{"abstract":"A new drilldown after backing up replaces the abandoned trail suffix is violated by the widget projection.","category":"Filter interfaces","checks":10,"contract":"A facet drilldown trail records a sequence of scoped constraints; returning to a breadcrumb truncates later drilldowns while preserving independent global filters. This example checks: A new drilldown after backing up replaces the abandoned trail suffix.","contract_signature":"d","evaluation_group":"s3-filter-interfaces-drilldown-trail","failed_approach":"The attempted correction `[d['new']]` still violates the explicit contract fixtures.","family":"s3-filter-interfaces-drilldown-trail-branch-after-back","id":"FA-26206","implementations":{"attempt":{"sha256":"008219ffc31049e31fe810d4526972a35ca5b072747fc7ee0baffa5363cd9157","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(d):\n    return {'breadcrumb-cut':(d['trail'][:d['index']+1]), 'root-reset':(d['global_filters']), 'effective-constraints':(d['global_filters']+d['trail']), 'branch-after-back':([d['new']]), 'active-crumb':(len(d['trail'])-1 if d['trail'] else None), 'drilldown-depth':(len(d['trail']))}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = {1: [({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': [], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': ['a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3})], 2: [({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a'], 'index': 1, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': [], 'index': 0, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 0, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 1, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0})], 3: [({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': [], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': ['a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1})], 4: [({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': [], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 1, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': ['a'], 'index': 0, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 0, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3})], 5: [({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': [], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0})]}\nfor index, (data, expected) in enumerate(fixtures[N]):\n    check(\"contract fixture \" + str(index), solve(data), 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":"0f0873dc9793ac94cecc550cafda6120a8cfe6fd817130dd408a08a1110670d8","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(d):\n    return {'breadcrumb-cut':(d['trail'][:d['index']+1]), 'root-reset':(d['global_filters']), 'effective-constraints':(d['global_filters']+d['trail']), 'branch-after-back':(d['trail']+[d['new']]), 'active-crumb':(len(d['trail'])-1 if d['trail'] else None), 'drilldown-depth':(len(d['trail']))}\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\nfixtures = {1: [({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': [], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': ['a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3})], 2: [({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a'], 'index': 1, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': [], 'index': 0, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 0, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 1, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0})], 3: [({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': [], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': ['a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1})], 4: [({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': [], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 1, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['x'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': ['a'], 'index': 0, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 0, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'x'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'x'], 'active-crumb': 2, 'drilldown-depth': 3})], 5: [({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'x'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'x'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a'], 'index': 1, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 0, 'drilldown-depth': 1}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': ['a'], 'root-reset': ['scope'], 'effective-constraints': ['scope', 'a', 'b', 'a'], 'branch-after-back': ['a', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': ['a', 'b', 'a'], 'index': 1, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': ['a', 'b'], 'root-reset': [], 'effective-constraints': ['a', 'b', 'a'], 'branch-after-back': ['a', 'b', 'y'], 'active-crumb': 2, 'drilldown-depth': 3}), ({'trail': [], 'index': 0, 'global_filters': [], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': [], 'effective-constraints': [], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0}), ({'trail': [], 'index': 0, 'global_filters': ['scope'], 'new': 'y'}, {'breadcrumb-cut': [], 'root-reset': ['scope'], 'effective-constraints': ['scope'], 'branch-after-back': ['y'], 'active-crumb': None, 'drilldown-depth': 0})]}\nfor index, (data, expected) in enumerate(fixtures[N]):\n    check(\"contract fixture \" + str(index), solve(data), 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":"Deterministic bounded UI-state model only; no browser, query engine, network, or production-standard conformance is claimed. 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-filter-interfaces-drilldown-trail-branch-after-back","generated_at":"2026-09-29T14:41:13.838774+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"Filter-widget state and serialization must preserve user constraints while the view changes.","root_cause":"The branch-after-back decision uses `d['trail']+[d['new']]` instead of the stipulated drilldown-trail projection.","sha256":"44eaaeb1022c169ec35276557b2f2b2afbcaf2ccf5e0b59c04e4eb4bf1f66de9","title":"A new drilldown after backing up replaces the abandoned trail suffix · case 01","variant":1,"variant_policy":"Five numbered records share a model and may reuse boundary fixtures.","verified":true,"visibility":"public","verification":{"attempt":{"elapsed_ms":42.4,"exit_code":1,"observations":[{"actual":{"active-crumb":2,"branch-after-back":["x"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"check":"contract fixture 0","expected":{"active-crumb":2,"branch-after-back":["a","x"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"passed":false},{"actual":{"active-crumb":0,"branch-after-back":["y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["scope","a"],"root-reset":["scope"]},"check":"contract fixture 1","expected":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["scope","a"],"root-reset":["scope"]},"passed":false},{"actual":{"active-crumb":null,"branch-after-back":["y"],"breadcrumb-cut":[],"drilldown-depth":0,"effective-constraints":["scope"],"root-reset":["scope"]},"check":"contract fixture 2","expected":{"active-crumb":null,"branch-after-back":["y"],"breadcrumb-cut":[],"drilldown-depth":0,"effective-constraints":["scope"],"root-reset":["scope"]},"passed":true},{"actual":{"active-crumb":0,"branch-after-back":["y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["a"],"root-reset":[]},"check":"contract fixture 3","expected":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["a"],"root-reset":[]},"passed":false},{"actual":{"active-crumb":0,"branch-after-back":["y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["a"],"root-reset":[]},"check":"contract fixture 4","expected":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["a"],"root-reset":[]},"passed":false},{"actual":{"active-crumb":0,"branch-after-back":["y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["scope","a"],"root-reset":["scope"]},"check":"contract fixture 5","expected":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["scope","a"],"root-reset":["scope"]},"passed":false},{"actual":{"active-crumb":2,"branch-after-back":["y"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"check":"contract fixture 6","expected":{"active-crumb":2,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"passed":false},{"actual":{"active-crumb":2,"branch-after-back":["y"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["scope","a","b","a"],"root-reset":["scope"]},"check":"contract fixture 7","expected":{"active-crumb":2,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["scope","a","b","a"],"root-reset":["scope"]},"passed":false},{"actual":{"active-crumb":2,"branch-after-back":["y"],"breadcrumb-cut":["a","b"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"check":"contract fixture 8","expected":{"active-crumb":2,"branch-after-back":["a","b","y"],"breadcrumb-cut":["a","b"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"passed":false},{"actual":{"active-crumb":2,"branch-after-back":["y"],"breadcrumb-cut":["a","b"],"drilldown-depth":3,"effective-constraints":["scope","a","b","a"],"root-reset":["scope"]},"check":"contract fixture 9","expected":{"active-crumb":2,"branch-after-back":["a","b","y"],"breadcrumb-cut":["a","b"],"drilldown-depth":3,"effective-constraints":["scope","a","b","a"],"root-reset":["scope"]},"passed":false}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"contract fixture 0\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"x\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"x\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"passed\": false}, {\"check\": \"contract fixture 1\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\"], \"branch-after-back\": [\"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"passed\": false}, {\"check\": \"contract fixture 2\", \"actual\": {\"breadcrumb-cut\": [], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\"], \"branch-after-back\": [\"y\"], \"active-crumb\": null, \"drilldown-depth\": 0}, \"expected\": {\"breadcrumb-cut\": [], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\"], \"branch-after-back\": [\"y\"], \"active-crumb\": null, \"drilldown-depth\": 0}, \"passed\": true}, {\"check\": \"contract fixture 3\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\"], \"branch-after-back\": [\"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"passed\": false}, {\"check\": \"contract fixture 4\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\"], \"branch-after-back\": [\"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"passed\": false}, {\"check\": \"contract fixture 5\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\"], \"branch-after-back\": [\"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"passed\": false}, {\"check\": \"contract fixture 6\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"passed\": false}, {\"check\": \"contract fixture 7\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\", \"b\", \"a\"], \"branch-after-back\": [\"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"passed\": false}, {\"check\": \"contract fixture 8\", \"actual\": {\"breadcrumb-cut\": [\"a\", \"b\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"expected\": {\"breadcrumb-cut\": [\"a\", \"b\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"b\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"passed\": false}, {\"check\": \"contract fixture 9\", \"actual\": {\"breadcrumb-cut\": [\"a\", \"b\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\", \"b\", \"a\"], \"branch-after-back\": [\"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"expected\": {\"breadcrumb-cut\": [\"a\", \"b\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"b\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"passed\": false}], \"passed\": false}\n"},"broken":{"elapsed_ms":44.62,"exit_code":1,"observations":[{"actual":{"active-crumb":2,"branch-after-back":["a","b","a","x"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"check":"contract fixture 0","expected":{"active-crumb":2,"branch-after-back":["a","x"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"passed":false},{"actual":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["scope","a"],"root-reset":["scope"]},"check":"contract fixture 1","expected":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["scope","a"],"root-reset":["scope"]},"passed":true},{"actual":{"active-crumb":null,"branch-after-back":["y"],"breadcrumb-cut":[],"drilldown-depth":0,"effective-constraints":["scope"],"root-reset":["scope"]},"check":"contract fixture 2","expected":{"active-crumb":null,"branch-after-back":["y"],"breadcrumb-cut":[],"drilldown-depth":0,"effective-constraints":["scope"],"root-reset":["scope"]},"passed":true},{"actual":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["a"],"root-reset":[]},"check":"contract fixture 3","expected":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["a"],"root-reset":[]},"passed":true},{"actual":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["a"],"root-reset":[]},"check":"contract fixture 4","expected":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["a"],"root-reset":[]},"passed":true},{"actual":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["scope","a"],"root-reset":["scope"]},"check":"contract fixture 5","expected":{"active-crumb":0,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":1,"effective-constraints":["scope","a"],"root-reset":["scope"]},"passed":true},{"actual":{"active-crumb":2,"branch-after-back":["a","b","a","y"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"check":"contract fixture 6","expected":{"active-crumb":2,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"passed":false},{"actual":{"active-crumb":2,"branch-after-back":["a","b","a","y"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["scope","a","b","a"],"root-reset":["scope"]},"check":"contract fixture 7","expected":{"active-crumb":2,"branch-after-back":["a","y"],"breadcrumb-cut":["a"],"drilldown-depth":3,"effective-constraints":["scope","a","b","a"],"root-reset":["scope"]},"passed":false},{"actual":{"active-crumb":2,"branch-after-back":["a","b","a","y"],"breadcrumb-cut":["a","b"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"check":"contract fixture 8","expected":{"active-crumb":2,"branch-after-back":["a","b","y"],"breadcrumb-cut":["a","b"],"drilldown-depth":3,"effective-constraints":["a","b","a"],"root-reset":[]},"passed":false},{"actual":{"active-crumb":2,"branch-after-back":["a","b","a","y"],"breadcrumb-cut":["a","b"],"drilldown-depth":3,"effective-constraints":["scope","a","b","a"],"root-reset":["scope"]},"check":"contract fixture 9","expected":{"active-crumb":2,"branch-after-back":["a","b","y"],"breadcrumb-cut":["a","b"],"drilldown-depth":3,"effective-constraints":["scope","a","b","a"],"root-reset":["scope"]},"passed":false}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"contract fixture 0\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"b\", \"a\", \"x\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"x\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"passed\": false}, {\"check\": \"contract fixture 1\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"passed\": true}, {\"check\": \"contract fixture 2\", \"actual\": {\"breadcrumb-cut\": [], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\"], \"branch-after-back\": [\"y\"], \"active-crumb\": null, \"drilldown-depth\": 0}, \"expected\": {\"breadcrumb-cut\": [], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\"], \"branch-after-back\": [\"y\"], \"active-crumb\": null, \"drilldown-depth\": 0}, \"passed\": true}, {\"check\": \"contract fixture 3\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"passed\": true}, {\"check\": \"contract fixture 4\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"passed\": true}, {\"check\": \"contract fixture 5\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 0, \"drilldown-depth\": 1}, \"passed\": true}, {\"check\": \"contract fixture 6\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"b\", \"a\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"passed\": false}, {\"check\": \"contract fixture 7\", \"actual\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"b\", \"a\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"expected\": {\"breadcrumb-cut\": [\"a\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"passed\": false}, {\"check\": \"contract fixture 8\", \"actual\": {\"breadcrumb-cut\": [\"a\", \"b\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"b\", \"a\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"expected\": {\"breadcrumb-cut\": [\"a\", \"b\"], \"root-reset\": [], \"effective-constraints\": [\"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"b\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"passed\": false}, {\"check\": \"contract fixture 9\", \"actual\": {\"breadcrumb-cut\": [\"a\", \"b\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"b\", \"a\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"expected\": {\"breadcrumb-cut\": [\"a\", \"b\"], \"root-reset\": [\"scope\"], \"effective-constraints\": [\"scope\", \"a\", \"b\", \"a\"], \"branch-after-back\": [\"a\", \"b\", \"y\"], \"active-crumb\": 2, \"drilldown-depth\": 3}, \"passed\": false}], \"passed\": false}\n"}},"member_only":{"stages":["fixed"],"fields":["implementations.fixed","verification.fixed","harness","repair"],"note":"The verified repair, its recorded checks, the repair description, and the scoring harness are available to members."}}