{"abstract":"Build a bounded manual redirect result without issuing the next request: the status class report branch emits an incorrect decision.","category":"HTTP redirects","checks":6,"contract":"Build a bounded manual redirect result without issuing the next request. The explicit fixture inputs and outputs define a bounded offline policy; request identity must accompany the decision.","evaluation_group":"s3-http-redirects-manual-result-envelope","failed_approach":"The partial repair uses 'status%100' and still fails an explicit boundary or control.","family":"s3-http-redirects-manual-result-envelope-status-class-report","id":"FA-28286","implementations":{"attempt":{"sha256":"195b2f9bc9fe09f736b475bd20b4455ff3b858ce1081ba0aaa0d42300282bd38","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\nfrom urllib.parse import urlsplit, unquote, quote\nimport posixpath\nimport re\nN = 1\nobservations = []\ndef solve(request, mode, location, exposed, origin, body, status):\n    return {'request': request, 'decision': [location if exposed else None, mode == 'follow' and location is not None, mode == 'error' and location is not None, status if exposed else 0, body if exposed else '', 'manual-redirect' if mode == 'manual' and location is not None else 'response', exposed and origin == 'same', exposed and mode != 'error', location is not None, status%100]} \ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\ncheck('fixture 1', solve('/requests/' + str(N) + '/0', 'manual', '/b', True, 'same', 'abc', 302), {'request': '/requests/' + str(N) + '/0', 'decision': ['/b', False, False, 302, 'abc', 'manual-redirect', True, True, True, 3]})\ncheck('fixture 2', solve('/requests/' + str(N) + '/1', 'follow', '', True, 'cross', 'read', 307), {'request': '/requests/' + str(N) + '/1', 'decision': ['', True, False, 307, 'read', 'response', False, True, True, 3]})\ncheck('fixture 3', solve('/requests/' + str(N) + '/2', 'error', '/d', True, 'same', 'err', 301), {'request': '/requests/' + str(N) + '/2', 'decision': ['/d', False, True, 301, 'err', 'response', True, False, True, 3]})\ncheck('fixture 4', solve('/requests/' + str(N) + '/3', 'manual', '/e', False, 'same', 'abc', 303), {'request': '/requests/' + str(N) + '/3', 'decision': [None, False, False, 0, '', 'manual-redirect', False, False, True, 3]})\ncheck('fixture 5', solve('/requests/' + str(N) + '/4', 'error', None, True, 'same', '', 200), {'request': '/requests/' + str(N) + '/4', 'decision': [None, False, False, 200, '', 'response', True, False, False, 2]})\ncheck('fixture 6', solve('/requests/' + str(N) + '/5', 'follow', None, False, 'cross', 'body', 404), {'request': '/requests/' + str(N) + '/5', 'decision': [None, False, False, 0, '', 'response', False, False, False, 4]})\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":"c2876794000dd54a7828374c1a82b2fe431cd2765bcfdd306e9ec5b385e7d732","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\nfrom urllib.parse import urlsplit, unquote, quote\nimport posixpath\nimport re\nN = 1\nobservations = []\ndef solve(request, mode, location, exposed, origin, body, status):\n    return {'request': request, 'decision': [location if exposed else None, mode == 'follow' and location is not None, mode == 'error' and location is not None, status if exposed else 0, body if exposed else '', 'manual-redirect' if mode == 'manual' and location is not None else 'response', exposed and origin == 'same', exposed and mode != 'error', location is not None, 3 if location else 2]} \ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\ncheck('fixture 1', solve('/requests/' + str(N) + '/0', 'manual', '/b', True, 'same', 'abc', 302), {'request': '/requests/' + str(N) + '/0', 'decision': ['/b', False, False, 302, 'abc', 'manual-redirect', True, True, True, 3]})\ncheck('fixture 2', solve('/requests/' + str(N) + '/1', 'follow', '', True, 'cross', 'read', 307), {'request': '/requests/' + str(N) + '/1', 'decision': ['', True, False, 307, 'read', 'response', False, True, True, 3]})\ncheck('fixture 3', solve('/requests/' + str(N) + '/2', 'error', '/d', True, 'same', 'err', 301), {'request': '/requests/' + str(N) + '/2', 'decision': ['/d', False, True, 301, 'err', 'response', True, False, True, 3]})\ncheck('fixture 4', solve('/requests/' + str(N) + '/3', 'manual', '/e', False, 'same', 'abc', 303), {'request': '/requests/' + str(N) + '/3', 'decision': [None, False, False, 0, '', 'manual-redirect', False, False, True, 3]})\ncheck('fixture 5', solve('/requests/' + str(N) + '/4', 'error', None, True, 'same', '', 200), {'request': '/requests/' + str(N) + '/4', 'decision': [None, False, False, 200, '', 'response', True, False, False, 2]})\ncheck('fixture 6', solve('/requests/' + str(N) + '/5', 'follow', None, False, 'cross', 'body', 404), {'request': '/requests/' + str(N) + '/5', 'decision': [None, False, False, 0, '', 'response', False, False, False, 4]})\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":"b42defa6f1a7d6ea5f11be4b432f1c56c5a70f68b7b623c92ae1cab3cc5573f8","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\nfrom urllib.parse import urlsplit, unquote, quote\nimport posixpath\nimport re\nN = 1\nobservations = []\ndef solve(request, mode, location, exposed, origin, body, status):\n    return {'request': request, 'decision': [location if exposed else None, mode == 'follow' and location is not None, mode == 'error' and location is not None, status if exposed else 0, body if exposed else '', 'manual-redirect' if mode == 'manual' and location is not None else 'response', exposed and origin == 'same', exposed and mode != 'error', location is not None, status//100]} \ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\ncheck('fixture 1', solve('/requests/' + str(N) + '/0', 'manual', '/b', True, 'same', 'abc', 302), {'request': '/requests/' + str(N) + '/0', 'decision': ['/b', False, False, 302, 'abc', 'manual-redirect', True, True, True, 3]})\ncheck('fixture 2', solve('/requests/' + str(N) + '/1', 'follow', '', True, 'cross', 'read', 307), {'request': '/requests/' + str(N) + '/1', 'decision': ['', True, False, 307, 'read', 'response', False, True, True, 3]})\ncheck('fixture 3', solve('/requests/' + str(N) + '/2', 'error', '/d', True, 'same', 'err', 301), {'request': '/requests/' + str(N) + '/2', 'decision': ['/d', False, True, 301, 'err', 'response', True, False, True, 3]})\ncheck('fixture 4', solve('/requests/' + str(N) + '/3', 'manual', '/e', False, 'same', 'abc', 303), {'request': '/requests/' + str(N) + '/3', 'decision': [None, False, False, 0, '', 'manual-redirect', False, False, True, 3]})\ncheck('fixture 5', solve('/requests/' + str(N) + '/4', 'error', None, True, 'same', '', 200), {'request': '/requests/' + str(N) + '/4', 'decision': [None, False, False, 200, '', 'response', True, False, False, 2]})\ncheck('fixture 6', solve('/requests/' + str(N) + '/5', 'follow', None, False, 'cross', 'body', 404), {'request': '/requests/' + str(N) + '/5', 'decision': [None, False, False, 0, '', 'response', False, False, False, 4]})\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":"Stipulated offline redirect policy, not a complete HTTP, browser, URL, cache, or security implementation. Numbered variants vary request correlation identity. 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-http-redirects-manual-result-envelope-status-class-report","generated_at":"2026-09-29T14:41:32.575657+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"Models a redirect controller decision before following a target or exposing a redirect result.","repair":"At this decision use 'status//100', preserving the other controller outputs.","root_cause":"The status-class-report decision uses '3 if location else 2'; this violates the stipulated controller policy.","sha256":"b6bbae0b90a9adcdb612749f29efc9f5bee9a1bc60419270caa233aaf12f2bb8","title":"Build a bounded manual redirect result without issuing the next request: status class report · case 01","variant":1,"variant_policy":"N changes request correlation identity. Policy boundary fixtures are reused; numbered variants are not independent examples.","verification":{"attempt":{"elapsed_ms":38.942,"exit_code":1,"observations":[{"actual":{"decision":["/b",false,false,302,"abc","manual-redirect",true,true,true,2],"request":"/requests/1/0"},"check":"fixture 1","expected":{"decision":["/b",false,false,302,"abc","manual-redirect",true,true,true,3],"request":"/requests/1/0"},"passed":false},{"actual":{"decision":["",true,false,307,"read","response",false,true,true,7],"request":"/requests/1/1"},"check":"fixture 2","expected":{"decision":["",true,false,307,"read","response",false,true,true,3],"request":"/requests/1/1"},"passed":false},{"actual":{"decision":["/d",false,true,301,"err","response",true,false,true,1],"request":"/requests/1/2"},"check":"fixture 3","expected":{"decision":["/d",false,true,301,"err","response",true,false,true,3],"request":"/requests/1/2"},"passed":false},{"actual":{"decision":[null,false,false,0,"","manual-redirect",false,false,true,3],"request":"/requests/1/3"},"check":"fixture 4","expected":{"decision":[null,false,false,0,"","manual-redirect",false,false,true,3],"request":"/requests/1/3"},"passed":true},{"actual":{"decision":[null,false,false,200,"","response",true,false,false,0],"request":"/requests/1/4"},"check":"fixture 5","expected":{"decision":[null,false,false,200,"","response",true,false,false,2],"request":"/requests/1/4"},"passed":false},{"actual":{"decision":[null,false,false,0,"","response",false,false,false,4],"request":"/requests/1/5"},"check":"fixture 6","expected":{"decision":[null,false,false,0,"","response",false,false,false,4],"request":"/requests/1/5"},"passed":true}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"fixture 1\", \"actual\": {\"request\": \"/requests/1/0\", \"decision\": [\"/b\", false, false, 302, \"abc\", \"manual-redirect\", true, true, true, 2]}, \"expected\": {\"request\": \"/requests/1/0\", \"decision\": [\"/b\", false, false, 302, \"abc\", \"manual-redirect\", true, true, true, 3]}, \"passed\": false}, {\"check\": \"fixture 2\", \"actual\": {\"request\": \"/requests/1/1\", \"decision\": [\"\", true, false, 307, \"read\", \"response\", false, true, true, 7]}, \"expected\": {\"request\": \"/requests/1/1\", \"decision\": [\"\", true, false, 307, \"read\", \"response\", false, true, true, 3]}, \"passed\": false}, {\"check\": \"fixture 3\", \"actual\": {\"request\": \"/requests/1/2\", \"decision\": [\"/d\", false, true, 301, \"err\", \"response\", true, false, true, 1]}, \"expected\": {\"request\": \"/requests/1/2\", \"decision\": [\"/d\", false, true, 301, \"err\", \"response\", true, false, true, 3]}, \"passed\": false}, {\"check\": \"fixture 4\", \"actual\": {\"request\": \"/requests/1/3\", \"decision\": [null, false, false, 0, \"\", \"manual-redirect\", false, false, true, 3]}, \"expected\": {\"request\": \"/requests/1/3\", \"decision\": [null, false, false, 0, \"\", \"manual-redirect\", false, false, true, 3]}, \"passed\": true}, {\"check\": \"fixture 5\", \"actual\": {\"request\": \"/requests/1/4\", \"decision\": [null, false, false, 200, \"\", \"response\", true, false, false, 0]}, \"expected\": {\"request\": \"/requests/1/4\", \"decision\": [null, false, false, 200, \"\", \"response\", true, false, false, 2]}, \"passed\": false}, {\"check\": \"fixture 6\", \"actual\": {\"request\": \"/requests/1/5\", \"decision\": [null, false, false, 0, \"\", \"response\", false, false, false, 4]}, \"expected\": {\"request\": \"/requests/1/5\", \"decision\": [null, false, false, 0, \"\", \"response\", false, false, false, 4]}, \"passed\": true}], \"passed\": false}\n"},"broken":{"elapsed_ms":37.655,"exit_code":1,"observations":[{"actual":{"decision":["/b",false,false,302,"abc","manual-redirect",true,true,true,3],"request":"/requests/1/0"},"check":"fixture 1","expected":{"decision":["/b",false,false,302,"abc","manual-redirect",true,true,true,3],"request":"/requests/1/0"},"passed":true},{"actual":{"decision":["",true,false,307,"read","response",false,true,true,2],"request":"/requests/1/1"},"check":"fixture 2","expected":{"decision":["",true,false,307,"read","response",false,true,true,3],"request":"/requests/1/1"},"passed":false},{"actual":{"decision":["/d",false,true,301,"err","response",true,false,true,3],"request":"/requests/1/2"},"check":"fixture 3","expected":{"decision":["/d",false,true,301,"err","response",true,false,true,3],"request":"/requests/1/2"},"passed":true},{"actual":{"decision":[null,false,false,0,"","manual-redirect",false,false,true,3],"request":"/requests/1/3"},"check":"fixture 4","expected":{"decision":[null,false,false,0,"","manual-redirect",false,false,true,3],"request":"/requests/1/3"},"passed":true},{"actual":{"decision":[null,false,false,200,"","response",true,false,false,2],"request":"/requests/1/4"},"check":"fixture 5","expected":{"decision":[null,false,false,200,"","response",true,false,false,2],"request":"/requests/1/4"},"passed":true},{"actual":{"decision":[null,false,false,0,"","response",false,false,false,2],"request":"/requests/1/5"},"check":"fixture 6","expected":{"decision":[null,false,false,0,"","response",false,false,false,4],"request":"/requests/1/5"},"passed":false}],"passed":false,"stderr":"","stdout":"{\"observations\": [{\"check\": \"fixture 1\", \"actual\": {\"request\": \"/requests/1/0\", \"decision\": [\"/b\", false, false, 302, \"abc\", \"manual-redirect\", true, true, true, 3]}, \"expected\": {\"request\": \"/requests/1/0\", \"decision\": [\"/b\", false, false, 302, \"abc\", \"manual-redirect\", true, true, true, 3]}, \"passed\": true}, {\"check\": \"fixture 2\", \"actual\": {\"request\": \"/requests/1/1\", \"decision\": [\"\", true, false, 307, \"read\", \"response\", false, true, true, 2]}, \"expected\": {\"request\": \"/requests/1/1\", \"decision\": [\"\", true, false, 307, \"read\", \"response\", false, true, true, 3]}, \"passed\": false}, {\"check\": \"fixture 3\", \"actual\": {\"request\": \"/requests/1/2\", \"decision\": [\"/d\", false, true, 301, \"err\", \"response\", true, false, true, 3]}, \"expected\": {\"request\": \"/requests/1/2\", \"decision\": [\"/d\", false, true, 301, \"err\", \"response\", true, false, true, 3]}, \"passed\": true}, {\"check\": \"fixture 4\", \"actual\": {\"request\": \"/requests/1/3\", \"decision\": [null, false, false, 0, \"\", \"manual-redirect\", false, false, true, 3]}, \"expected\": {\"request\": \"/requests/1/3\", \"decision\": [null, false, false, 0, \"\", \"manual-redirect\", false, false, true, 3]}, \"passed\": true}, {\"check\": \"fixture 5\", \"actual\": {\"request\": \"/requests/1/4\", \"decision\": [null, false, false, 200, \"\", \"response\", true, false, false, 2]}, \"expected\": {\"request\": \"/requests/1/4\", \"decision\": [null, false, false, 200, \"\", \"response\", true, false, false, 2]}, \"passed\": true}, {\"check\": \"fixture 6\", \"actual\": {\"request\": \"/requests/1/5\", \"decision\": [null, false, false, 0, \"\", \"response\", false, false, false, 2]}, \"expected\": {\"request\": \"/requests/1/5\", \"decision\": [null, false, false, 0, \"\", \"response\", false, false, false, 4]}, \"passed\": false}], \"passed\": false}\n"},"fixed":{"elapsed_ms":38.706,"exit_code":0,"observations":[{"actual":{"decision":["/b",false,false,302,"abc","manual-redirect",true,true,true,3],"request":"/requests/1/0"},"check":"fixture 1","expected":{"decision":["/b",false,false,302,"abc","manual-redirect",true,true,true,3],"request":"/requests/1/0"},"passed":true},{"actual":{"decision":["",true,false,307,"read","response",false,true,true,3],"request":"/requests/1/1"},"check":"fixture 2","expected":{"decision":["",true,false,307,"read","response",false,true,true,3],"request":"/requests/1/1"},"passed":true},{"actual":{"decision":["/d",false,true,301,"err","response",true,false,true,3],"request":"/requests/1/2"},"check":"fixture 3","expected":{"decision":["/d",false,true,301,"err","response",true,false,true,3],"request":"/requests/1/2"},"passed":true},{"actual":{"decision":[null,false,false,0,"","manual-redirect",false,false,true,3],"request":"/requests/1/3"},"check":"fixture 4","expected":{"decision":[null,false,false,0,"","manual-redirect",false,false,true,3],"request":"/requests/1/3"},"passed":true},{"actual":{"decision":[null,false,false,200,"","response",true,false,false,2],"request":"/requests/1/4"},"check":"fixture 5","expected":{"decision":[null,false,false,200,"","response",true,false,false,2],"request":"/requests/1/4"},"passed":true},{"actual":{"decision":[null,false,false,0,"","response",false,false,false,4],"request":"/requests/1/5"},"check":"fixture 6","expected":{"decision":[null,false,false,0,"","response",false,false,false,4],"request":"/requests/1/5"},"passed":true}],"passed":true,"stderr":"","stdout":"{\"observations\": [{\"check\": \"fixture 1\", \"actual\": {\"request\": \"/requests/1/0\", \"decision\": [\"/b\", false, false, 302, \"abc\", \"manual-redirect\", true, true, true, 3]}, \"expected\": {\"request\": \"/requests/1/0\", \"decision\": [\"/b\", false, false, 302, \"abc\", \"manual-redirect\", true, true, true, 3]}, \"passed\": true}, {\"check\": \"fixture 2\", \"actual\": {\"request\": \"/requests/1/1\", \"decision\": [\"\", true, false, 307, \"read\", \"response\", false, true, true, 3]}, \"expected\": {\"request\": \"/requests/1/1\", \"decision\": [\"\", true, false, 307, \"read\", \"response\", false, true, true, 3]}, \"passed\": true}, {\"check\": \"fixture 3\", \"actual\": {\"request\": \"/requests/1/2\", \"decision\": [\"/d\", false, true, 301, \"err\", \"response\", true, false, true, 3]}, \"expected\": {\"request\": \"/requests/1/2\", \"decision\": [\"/d\", false, true, 301, \"err\", \"response\", true, false, true, 3]}, \"passed\": true}, {\"check\": \"fixture 4\", \"actual\": {\"request\": \"/requests/1/3\", \"decision\": [null, false, false, 0, \"\", \"manual-redirect\", false, false, true, 3]}, \"expected\": {\"request\": \"/requests/1/3\", \"decision\": [null, false, false, 0, \"\", \"manual-redirect\", false, false, true, 3]}, \"passed\": true}, {\"check\": \"fixture 5\", \"actual\": {\"request\": \"/requests/1/4\", \"decision\": [null, false, false, 200, \"\", \"response\", true, false, false, 2]}, \"expected\": {\"request\": \"/requests/1/4\", \"decision\": [null, false, false, 200, \"\", \"response\", true, false, false, 2]}, \"passed\": true}, {\"check\": \"fixture 6\", \"actual\": {\"request\": \"/requests/1/5\", \"decision\": [null, false, false, 0, \"\", \"response\", false, false, false, 4]}, \"expected\": {\"request\": \"/requests/1/5\", \"decision\": [null, false, false, 0, \"\", \"response\", false, false, false, 4]}, \"passed\": true}], \"passed\": true}\n"}},"verified":true,"visibility":"public"}