Bad parasitic extraction of metal 1 produces 0F capacitor

[ericsmi]

0F shouldn't occur

• Extracted circuit:
  R0 A in 0.000000
  C0 A out 0.00fF

{
"version": 1,
"app": "siliwiz",
"timestamp": 1676396351,
"rects": [
{ "x": 8, "y": 2.94, "height": 383, "width": 384, "layer": "p substrate", "label": "" },
{ "x": 319.41, "y": 328.8, "height": 58, "width": 63, "layer": "p tap" },
{ "x": 333.41, "y": 337.8, "height": 41, "width": 44, "layer": "metal1 via" },
{ "x": 39, "y": 168.94, "height": 39, "width": 88, "layer": "metal1", "label": "in" },
{ "x": 270, "y": 168.94, "height": 38, "width": 96, "layer": "metal1", "label": "out" },
{ "x": 40, "y": 337.94, "height": 40, "width": 334, "layer": "metal1" },
{ "x": 42, "y": 13.94, "height": 39, "width": 316, "layer": "metal1" },
{ "x": 29, "y": 9.94, "height": 49, "width": 51, "layer": "metal1", "label": "vdd" },
{ "x": 30, "y": 330.94, "height": 50, "width": 51, "layer": "metal1", "label": "vss" },
{ "x": 95.41, "y": 182, "height": 14, "width": 33.33, "layer": "metal1", "label": "A" },
{ "x": 190.41, "y": 184, "height": 13, "width": 120, "layer": "metal1" }
],
"graph": {
"dcSweep": false,
"minInVoltage": 0,
"maxInVoltage": 5,
"pulseDelay": 0,
"riseTime": 50,
"signalNames": "in out"
}
}