{
  "schema_version": 1,
  "baseline": {
    "schema_version": 1,
    "python": "3.12.14",
    "scope": "tracemalloc retained bytes after dropping each compiled model and gc.collect; no RSS claim",
    "warmup_compiles": 3,
    "state_elements": 64,
    "measurement_compiles": 30,
    "specification": {
      "kind": "expr",
      "axes": [
        {
          "name": "loc",
          "coords": [
            "g0",
            "g1",
            "g2",
            "g3",
            "g4",
            "g5",
            "g6",
            "g7",
            "g8",
            "g9",
            "g10",
            "g11",
            "g12",
            "g13",
            "g14",
            "g15",
            "g16",
            "g17",
            "g18",
            "g19",
            "g20",
            "g21",
            "g22",
            "g23",
            "g24",
            "g25",
            "g26",
            "g27",
            "g28",
            "g29",
            "g30",
            "g31"
          ]
        }
      ],
      "state": [
        "X[loc]",
        "Y[loc]"
      ],
      "equations": {
        "X[loc]": "-k*X[loc]",
        "Y[loc]": "k*X[loc]"
      },
      "initial_state": {
        "X[loc]": "seed",
        "Y[loc]": "0"
      }
    },
    "source_hashes": {
      "_templates.py": "41bf8eb5177ad4d9d7768e7cf14fe7b48cdca06b481ae01061e58c0dc0014748",
      "_normalize.py": "a84c8cabd170889db683c8cc6caa12d9c6fc34f29eac900d94a05d7db500aa94",
      "_normalize_initial_state.py": "9d15c066d222b9cc3516c8d8887c2e27dfbc5fa06bee0aab006f87333e44c810"
    },
    "measurements": [
      {
        "additional_compiles": 1,
        "retained_python_bytes_above_origin": 20289,
        "peak_traced_python_bytes": 132653
      },
      {
        "additional_compiles": 5,
        "retained_python_bytes_above_origin": 101849,
        "peak_traced_python_bytes": 214213
      },
      {
        "additional_compiles": 10,
        "retained_python_bytes_above_origin": 203530,
        "peak_traced_python_bytes": 315894
      },
      {
        "additional_compiles": 20,
        "retained_python_bytes_above_origin": 408046,
        "peak_traced_python_bytes": 520410
      },
      {
        "additional_compiles": 30,
        "retained_python_bytes_above_origin": 610271,
        "peak_traced_python_bytes": 722635
      }
    ]
  },
  "candidate": {
    "schema_version": 1,
    "python": "3.12.14",
    "scope": "tracemalloc retained bytes after dropping each compiled model and gc.collect; no RSS claim",
    "warmup_compiles": 3,
    "state_elements": 64,
    "measurement_compiles": 30,
    "specification": {
      "kind": "expr",
      "axes": [
        {
          "name": "loc",
          "coords": [
            "g0",
            "g1",
            "g2",
            "g3",
            "g4",
            "g5",
            "g6",
            "g7",
            "g8",
            "g9",
            "g10",
            "g11",
            "g12",
            "g13",
            "g14",
            "g15",
            "g16",
            "g17",
            "g18",
            "g19",
            "g20",
            "g21",
            "g22",
            "g23",
            "g24",
            "g25",
            "g26",
            "g27",
            "g28",
            "g29",
            "g30",
            "g31"
          ]
        }
      ],
      "state": [
        "X[loc]",
        "Y[loc]"
      ],
      "equations": {
        "X[loc]": "-k*X[loc]",
        "Y[loc]": "k*X[loc]"
      },
      "initial_state": {
        "X[loc]": "seed",
        "Y[loc]": "0"
      }
    },
    "source_hashes": {
      "_templates.py": "52eb3f9347d3564d00270c554be6d3d49aa6cf248e07529aed8b5d0f9ec2a20c",
      "_normalize.py": "0b0e8639ba4feec88bc65bbb51ae98aee438edc7e27133a258cfe0a691a8124a",
      "_normalize_initial_state.py": "e3aefff5177a537bfa81db4ee9c7e1390deda540bc0c74fb0b7a719f8276e3de"
    },
    "measurements": [
      {
        "additional_compiles": 1,
        "retained_python_bytes_above_origin": 190,
        "peak_traced_python_bytes": 120590
      },
      {
        "additional_compiles": 5,
        "retained_python_bytes_above_origin": 720,
        "peak_traced_python_bytes": 121120
      },
      {
        "additional_compiles": 10,
        "retained_python_bytes_above_origin": 1282,
        "peak_traced_python_bytes": 121682
      },
      {
        "additional_compiles": 20,
        "retained_python_bytes_above_origin": 3849,
        "peak_traced_python_bytes": 124249
      },
      {
        "additional_compiles": 30,
        "retained_python_bytes_above_origin": 4896,
        "peak_traced_python_bytes": 125296
      }
    ]
  },
  "probe_source": "\"\"\"Synthetic repeated-compiler Python retention, separate from allocator RSS.\"\"\"\nimport gc,hashlib,json,pathlib,platform,tracemalloc\nimport op_system\nfrom op_system import compile_spec\nspec={'kind':'expr','axes':[{'name':'loc','coords':[f'g{i}' for i in range(32)]}],\n      'state':['X[loc]','Y[loc]'],\n      'equations':{'X[loc]':'-k*X[loc]','Y[loc]':'k*X[loc]'},\n      'initial_state':{'X[loc]':'seed','Y[loc]':'0'}}\nfor _ in range(3):\n model=compile_spec(spec);assert len(model.state_names)==64\n del model\n gc.collect()\ntracemalloc.start()\ngc.collect();origin=tracemalloc.get_traced_memory()[0]\nrows=[]\nfor i in range(30):\n model=compile_spec(spec);assert len(model.state_names)==64\n del model\n gc.collect()\n if i in (0,4,9,19,29):\n  current,peak=tracemalloc.get_traced_memory();rows.append({'additional_compiles':i+1,'retained_python_bytes_above_origin':current-origin,'peak_traced_python_bytes':peak})\nroot=pathlib.Path(op_system.__file__).parent\nprint(json.dumps({'schema_version':1,'python':platform.python_version(),'scope':'tracemalloc retained bytes after dropping each compiled model and gc.collect; no RSS claim','warmup_compiles':3,'state_elements':64,'measurement_compiles':30,'specification':spec,'source_hashes':{p:hashlib.sha256((root/p).read_bytes()).hexdigest() for p in ('_templates.py','_normalize.py','_normalize_initial_state.py')},'measurements':rows},indent=2))\n",
  "scope": "Python allocation retention after discarding compiled artifacts; no RSS/solver/training claim"
}