{"abstract":"A media player maps a seek time to keyframe-aligned byte range requests around cached spans: cached spans are processed in start order.","category":"HTTP ranges","checks":18,"contract":"x has a time-sorted keyframe index [time,byte-offset], total length, init header length H (bytes 0..H-1), seek time, byte window and cached inclusive spans (unordered). Request the header unless one cached span covers all of it. Start at the last keyframe with time<=seek, or the first keyframe when seeking earlier. A start offset at or beyond total, an empty index or nonpositive total returns null. The media window is [start,min(total-1,start+window-1)]; request only its uncached gaps in ascending order, as inclusive bytes=a-b values after any header request.","evaluation_group":"s3-http_ranges-media-seek-range-plan","failed_approach":"The partial repair uses idx=x['index']\nT=x['total']\nif not idx or T<=0: return None\nreqs=[]\nH=x['header_end']\nif H>0 and not any(a<=0 and H-1<=b for a,b in x['cached']): reqs.append([0,H-1])\nk=-1\nfor i,(tm,off) in enumerate(idx):\n    if tm<=x['seek']: k=i\no=idx[max(k,0)][1]\nif o>=T: return None\ne=min(T-1,o+x['window']-1)\ncur=o\nfor a,b in sorted(x['cached'],key=lambda r:r[1]):\n    if b<cur or a>e: continue\n    if a>cur: reqs.append([cur,a-1])\n    cur=max(cur,b+1)\nif cur<=e: reqs.append([cur,e])\nreturn ['bytes=%d-%d'%(a,b) for a,b in reqs], which still violates the stated contract.","family":"s3-http_ranges-media-seek-range-plan-cached-order","id":"FA-27661","implementations":{"attempt":{"sha256":"d6b69666c08ffea00b653aad61f1a2a6e15b31049f6831d9e5bef6d492af7ca3","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    idx=x['index']\n    T=x['total']\n    if not idx or T<=0: return None\n    reqs=[]\n    H=x['header_end']\n    if H>0 and not any(a<=0 and H-1<=b for a,b in x['cached']): reqs.append([0,H-1])\n    k=-1\n    for i,(tm,off) in enumerate(idx):\n        if tm<=x['seek']: k=i\n    o=idx[max(k,0)][1]\n    if o>=T: return None\n    e=min(T-1,o+x['window']-1)\n    cur=o\n    for a,b in sorted(x['cached'],key=lambda r:r[1]):\n        if b<cur or a>e: continue\n        if a>cur: reqs.append([cur,a-1])\n        cur=max(cur,b+1)\n    if cur<=e: reqs.append([cur,e])\n    return ['bytes=%d-%d'%(a,b) for a,b in reqs]\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\ncheck('cached-order fixture 0', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 1', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2000,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 2', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':3999,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 3', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[1000,100],[3000,600]],'seek':500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=100-399'])))\ncheck('cached-order fixture 4', json.loads(json.dumps(solve({'cached':[[0,49]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 5', json.loads(json.dumps(solve({'cached':[[50,200]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 6', json.loads(json.dumps(solve({'cached':[[0,150]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-799'])))\ncheck('cached-order fixture 7', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':4500,'total':1200,'window':400}))), json.loads(json.dumps(['bytes=0-99','bytes=900-1199'])))\ncheck('cached-order fixture 8', json.loads(json.dumps(solve({'cached':[[0,99],[600,649]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-599','bytes=650-799'])))\ncheck('cached-order fixture 9', json.loads(json.dumps(solve({'cached':[[0,99],[900,950]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-799'])))\ncheck('cached-order fixture 10', json.loads(json.dumps(solve({'cached':[[0,99],[799,850]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-798'])))\ncheck('cached-order fixture 11', json.loads(json.dumps(solve({'cached':[[0,99],[600,610],[540,700]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-539','bytes=701-799'])))\ncheck('cached-order fixture 12', json.loads(json.dumps(solve({'cached':[[0,99],[500,798]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=799-799'])))\ncheck('cached-order fixture 13', json.loads(json.dumps(solve({'cached':[[0,99],[500,510]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=511-799'])))\ncheck('cached-order fixture 14', json.loads(json.dumps(solve({'cached':[[0,99],[501,510]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-500','bytes=511-799'])))\ncheck('cached-order fixture 15', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,1300]],'seek':3000,'total':1200,'window':300}))), json.loads(json.dumps(None)))\ncheck('cached-order fixture 16', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':10,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=100-399'])))\ncheck('cached-order fixture 17', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[1000,200],[2000,300],[3000,400],[4000,500],[5000,600]],'seek':1000*N,'total':2000,'window':50}))), json.loads(json.dumps(['bytes=0-99',\"bytes=%d-%d\"%(100*N+100,100*N+149)])))\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":"6e2d823f1402b05f34389f0cd4ca682f7683789c21567c7df721b0d9e6d65a02","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    idx=x['index']\n    T=x['total']\n    if not idx or T<=0: return None\n    reqs=[]\n    H=x['header_end']\n    if H>0 and not any(a<=0 and H-1<=b for a,b in x['cached']): reqs.append([0,H-1])\n    k=-1\n    for i,(tm,off) in enumerate(idx):\n        if tm<=x['seek']: k=i\n    o=idx[max(k,0)][1]\n    if o>=T: return None\n    e=min(T-1,o+x['window']-1)\n    cur=o\n    for a,b in x['cached']:\n        if b<cur or a>e: continue\n        if a>cur: reqs.append([cur,a-1])\n        cur=max(cur,b+1)\n    if cur<=e: reqs.append([cur,e])\n    return ['bytes=%d-%d'%(a,b) for a,b in reqs]\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\ncheck('cached-order fixture 0', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 1', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2000,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 2', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':3999,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 3', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[1000,100],[3000,600]],'seek':500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=100-399'])))\ncheck('cached-order fixture 4', json.loads(json.dumps(solve({'cached':[[0,49]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 5', json.loads(json.dumps(solve({'cached':[[50,200]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 6', json.loads(json.dumps(solve({'cached':[[0,150]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-799'])))\ncheck('cached-order fixture 7', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':4500,'total':1200,'window':400}))), json.loads(json.dumps(['bytes=0-99','bytes=900-1199'])))\ncheck('cached-order fixture 8', json.loads(json.dumps(solve({'cached':[[0,99],[600,649]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-599','bytes=650-799'])))\ncheck('cached-order fixture 9', json.loads(json.dumps(solve({'cached':[[0,99],[900,950]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-799'])))\ncheck('cached-order fixture 10', json.loads(json.dumps(solve({'cached':[[0,99],[799,850]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-798'])))\ncheck('cached-order fixture 11', json.loads(json.dumps(solve({'cached':[[0,99],[600,610],[540,700]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-539','bytes=701-799'])))\ncheck('cached-order fixture 12', json.loads(json.dumps(solve({'cached':[[0,99],[500,798]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=799-799'])))\ncheck('cached-order fixture 13', json.loads(json.dumps(solve({'cached':[[0,99],[500,510]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=511-799'])))\ncheck('cached-order fixture 14', json.loads(json.dumps(solve({'cached':[[0,99],[501,510]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-500','bytes=511-799'])))\ncheck('cached-order fixture 15', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,1300]],'seek':3000,'total':1200,'window':300}))), json.loads(json.dumps(None)))\ncheck('cached-order fixture 16', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':10,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=100-399'])))\ncheck('cached-order fixture 17', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[1000,200],[2000,300],[3000,400],[4000,500],[5000,600]],'seek':1000*N,'total':2000,'window':50}))), json.loads(json.dumps(['bytes=0-99',\"bytes=%d-%d\"%(100*N+100,100*N+149)])))\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":"0e021a6a9204a062c1e6273b2aecb7204e8583e9185a1ca52e4d4db4e7358485","source":"\"\"\"Failure Map reference implementation. Python standard library only.\"\"\"\nimport json\n\nN = 1\nobservations = []\ndef solve(x):\n    idx=x['index']\n    T=x['total']\n    if not idx or T<=0: return None\n    reqs=[]\n    H=x['header_end']\n    if H>0 and not any(a<=0 and H-1<=b for a,b in x['cached']): reqs.append([0,H-1])\n    k=-1\n    for i,(tm,off) in enumerate(idx):\n        if tm<=x['seek']: k=i\n    o=idx[max(k,0)][1]\n    if o>=T: return None\n    e=min(T-1,o+x['window']-1)\n    cur=o\n    for a,b in sorted(x['cached']):\n        if b<cur or a>e: continue\n        if a>cur: reqs.append([cur,a-1])\n        cur=max(cur,b+1)\n    if cur<=e: reqs.append([cur,e])\n    return ['bytes=%d-%d'%(a,b) for a,b in reqs]\ndef check(label, actual, expected):\n    observations.append({\"check\": label, \"actual\": actual, \"expected\": expected, \"passed\": actual == expected})\ncheck('cached-order fixture 0', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 1', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2000,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 2', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':3999,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 3', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[1000,100],[3000,600]],'seek':500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=100-399'])))\ncheck('cached-order fixture 4', json.loads(json.dumps(solve({'cached':[[0,49]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 5', json.loads(json.dumps(solve({'cached':[[50,200]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=500-799'])))\ncheck('cached-order fixture 6', json.loads(json.dumps(solve({'cached':[[0,150]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-799'])))\ncheck('cached-order fixture 7', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':4500,'total':1200,'window':400}))), json.loads(json.dumps(['bytes=0-99','bytes=900-1199'])))\ncheck('cached-order fixture 8', json.loads(json.dumps(solve({'cached':[[0,99],[600,649]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-599','bytes=650-799'])))\ncheck('cached-order fixture 9', json.loads(json.dumps(solve({'cached':[[0,99],[900,950]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-799'])))\ncheck('cached-order fixture 10', json.loads(json.dumps(solve({'cached':[[0,99],[799,850]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-798'])))\ncheck('cached-order fixture 11', json.loads(json.dumps(solve({'cached':[[0,99],[600,610],[540,700]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-539','bytes=701-799'])))\ncheck('cached-order fixture 12', json.loads(json.dumps(solve({'cached':[[0,99],[500,798]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=799-799'])))\ncheck('cached-order fixture 13', json.loads(json.dumps(solve({'cached':[[0,99],[500,510]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=511-799'])))\ncheck('cached-order fixture 14', json.loads(json.dumps(solve({'cached':[[0,99],[501,510]],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':2500,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=500-500','bytes=511-799'])))\ncheck('cached-order fixture 15', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,1300]],'seek':3000,'total':1200,'window':300}))), json.loads(json.dumps(None)))\ncheck('cached-order fixture 16', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[2000,500],[4000,900]],'seek':10,'total':1200,'window':300}))), json.loads(json.dumps(['bytes=0-99','bytes=100-399'])))\ncheck('cached-order fixture 17', json.loads(json.dumps(solve({'cached':[],'header_end':100,'index':[[0,100],[1000,200],[2000,300],[3000,400],[4000,500],[5000,600]],'seek':1000*N,'total':2000,'window':50}))), json.loads(json.dumps(['bytes=0-99',\"bytes=%d-%d\"%(100*N+100,100*N+149)])))\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 simplified range service, with stipulated local policies and already parsed trusted inputs; not a complete HTTP implementation. 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_ranges-media-seek-range-plan-cached-order","generated_at":"2026-09-29T14:41:27.048513+00:00","license":"CC0-1.0","python":"3.12.14","seed":1,"split":"open-access"},"relevance":"Range responses combine representation identity, conditional requests, framing, and partial-object state.","repair":"Apply the bounded decision exactly: idx=x['index']\nT=x['total']\nif not idx or T<=0: return None\nreqs=[]\nH=x['header_end']\nif H>0 and not any(a<=0 and H-1<=b for a,b in x['cached']): reqs.append([0,H-1])\nk=-1\nfor i,(tm,off) in enumerate(idx):\n    if tm<=x['seek']: k=i\no=idx[max(k,0)][1]\nif o>=T: return None\ne=min(T-1,o+x['window']-1)\ncur=o\nfor a,b in sorted(x['cached']):\n    if b<cur or a>e: continue\n    if a>cur: reqs.append([cur,a-1])\n    cur=max(cur,b+1)\nif cur<=e: reqs.append([cur,e])\nreturn ['bytes=%d-%d'%(a,b) for a,b in reqs]","root_cause":"The media-seek-range-plan-cached-order decision uses idx=x['index']\nT=x['total']\nif not idx or T<=0: return None\nreqs=[]\nH=x['header_end']\nif H>0 and not any(a<=0 and H-1<=b for a,b in x['cached']): reqs.append([0,H-1])\nk=-1\nfor i,(tm,off) in enumerate(idx):\n    if tm<=x['seek']: k=i\no=idx[max(k,0)][1]\nif o>=T: return None\ne=min(T-1,o+x['window']-1)\ncur=o\nfor a,b in x['cached']:\n    if b<cur or a>e: continue\n    if a>cur: reqs.append([cur,a-1])\n    cur=max(cur,b+1)\nif cur<=e: reqs.append([cur,e])\nreturn ['bytes=%d-%d'%(a,b) for a,b in reqs].","sha256":"ed304200c3d73342c7ede7d9b892f013ba3ce4c1bf185dc88d62c8b6aeab9ce2","title":"A media player maps a seek time to keyframe-aligned byte range requests around cached spans: cached spans are processed in start order · case 01","variant":1,"variant_policy":"Five numbered records share a model and may reuse boundary fixtures.","verification":{"attempt":{"elapsed_ms":37.221,"exit_code":1,"observations":[{"actual":["bytes=0-99","bytes=500-799"],"check":"cached-order fixture 0","expected":["bytes=0-99","bytes=500-799"],"passed":true},{"actual":["bytes=0-99","bytes=500-799"],"check":"cached-order fixture 1","expected":["bytes=0-99","bytes=500-799"],"passed":true},{"actual":["bytes=0-99","bytes=500-799"],"check":"cached-order fixture 2","expected":["bytes=0-99","bytes=500-799"],"passed":true},{"actual":["bytes=0-99","bytes=100-399"],"check":"cached-order fixture 3","expected":["bytes=0-99","bytes=100-399"],"passed":true},{"actual":["bytes=0-99","bytes=500-799"],"check":"cached-order fixture 4","expected":["bytes=0-99","bytes=500-799"],"passed":true},{"actual":["bytes=0-99","bytes=500-799"],"check":"cached-order fixture 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