Extracting net using Caliber

Hi all,

I have a rule file for extracting a net using caliber. But it's doesn't extracting the net which labels on metals. Please let me know your suggestions.
I'll stream in filter_EN.gds to view net
Rule file:

LAYOUT PATH "filter.gds"
LAYOUT PRIMARY "filter"
LAYOUT SYSTEM GDSII
DRC RESULTS DATABASE "filter_EN.gds" GDSII _EN
DRC SUMMARY REPORT "DRC.rep"
LAYER GC 8
LAYER ACTIVE 9
LAYER CS 34
LAYER M1 40
LAYER V2 41
LAYER M2 42
LAYER TOP_V 49
LAYER MT3 184
TEXT LAYER 2298 ATTACH 2298 GC
PORT LAYER TEXT 2298
TEXT LAYER 2299 ATTACH 2299 ACTIVE
PORT LAYER TEXT 2299
TEXT LAYER 2300 ATTACH 2300 CS
PORT LAYER TEXT 2300
TEXT LAYER 131 ATTACH 131 M1
PORT LAYER TEXT 131
TEXT LAYER 132 ATTACH 132 M2
PORT LAYER TEXT 132
TEXT LAYER 2303 ATTACH 2303 MT3
PORT LAYER TEXT 2303
CONNECT ACTIVE M1 BY CS
CONNECT GC M1 BY CS
CONNECT M1 M2 BY V2
CONNECT M2 MT3 BY TOP_V
Rul.1 { ACTIVE NET EN }
Rul.2 { GC NET EN }
Rul.3 { CS NET EN }
Rul.4 { M1 NET EN }
Rul.5 { V2 NET EN }
Rul.6 { M2 NET EN }
Rul.7 { TOP_V NET EN }
Rul.8 { MT3 NET EN }

DRC CHECK MAP Rul.1 GDSII 9
DRC CHECK MAP Rul.2 GDSII 8
DRC CHECK MAP Rul.3 GDSII 34
DRC CHECK MAP Rul.4 GDSII 40
DRC CHECK MAP Rul.5 GDSII 41
DRC CHECK MAP Rul.6 GDSII 42
DRC CHECK MAP Rul.7 GDSII 49
DRC CHECK MAP Rul.8 GDSII 184