Do you know why the PDN scripts are looking at metal6 and 7? I thought we only had 5.

[INFO] [PDNG-0009] Reading technology data
[INFO] [PDNG-0011] ****** INFO ******
Type: stdcell, grid
    Stdcell Rails
      Layer: met1 -  width: 0.490  pitch: 6.660  offset: 0.000 
    Straps
      Layer: met4 -  width: 0.960  pitch: 56.000  offset: 2.000 
    Connect: {met1 met4}
Type: macro, macro_1
    Macro orientation: R0 R180 MX MY
    Straps
      Layer: met5 -  width: 0.930  pitch: 40.000  offset: 2.000 
      Layer: met6 -  width: 0.930  pitch: 40.000  offset: 2.000 
    Connect: {met4_PIN_ver met5} {met5 met6} {met6 met7}