OpenROAD 7f00621cb612fd94e15b35790afe744c89d433a7 
This program is licensed under the BSD-3 license. See the LICENSE file for details.
Components of this program may be licensed under more restrictive licenses which must be honored.
[INFO PDN-0001] Inserting grid: stdcell_grid
[WARNING PSM-0016] Voltage pad location (VSRC) file not specified, defaulting pad location to checkerboard pattern on core area.
[WARNING PSM-0017] X direction bump pitch is not specified, defaulting to 140um.
[WARNING PSM-0018] Y direction bump pitch is not specified, defaulting to 140um.
[WARNING PSM-0019] Voltage on net vccd1 is not explicitly set.
[WARNING PSM-0022] Using voltage 1.800V for VDD network.
[WARNING PSM-0065] VSRC location not specified, using default checkerboard pattern with one VDD every size bumps in x-direction and one in two bumps in the y-direction
[INFO PSM-0076] Setting metal node density to be standard cell height times 5.
[WARNING PSM-0030] VSRC location at (109.780um, 108.880um) and size 10.000um, is not located on an existing power stripe node. Moving to closest node at (175.440um, 111.520um).
[WARNING PSM-0030] VSRC location at (389.780um, 248.880um) and size 10.000um, is not located on an existing power stripe node. Moving to closest node at (329.040um, 247.520um).
[INFO PSM-0031] Number of PDN nodes on net vccd1 = 5992.
[INFO PSM-0064] Number of voltage sources = 2.
[INFO PSM-0040] All PDN stripes on net vccd1 are connected.
[WARNING PSM-0016] Voltage pad location (VSRC) file not specified, defaulting pad location to checkerboard pattern on core area.
[WARNING PSM-0017] X direction bump pitch is not specified, defaulting to 140um.
[WARNING PSM-0018] Y direction bump pitch is not specified, defaulting to 140um.
[WARNING PSM-0019] Voltage on net vssd1 is not explicitly set.
[WARNING PSM-0021] Using voltage 0.000V for ground network.
[WARNING PSM-0065] VSRC location not specified, using default checkerboard pattern with one VDD every size bumps in x-direction and one in two bumps in the y-direction
[INFO PSM-0076] Setting metal node density to be standard cell height times 5.
[WARNING PSM-0030] VSRC location at (109.780um, 108.880um) and size 10.000um, is not located on an existing power stripe node. Moving to closest node at (98.640um, 108.800um).
[WARNING PSM-0030] VSRC location at (389.780um, 248.880um) and size 10.000um, is not located on an existing power stripe node. Moving to closest node at (405.840um, 250.240um).
[INFO PSM-0031] Number of PDN nodes on net vssd1 = 5286.
[INFO PSM-0064] Number of voltage sources = 2.
[INFO PSM-0040] All PDN stripes on net vssd1 are connected.
Setting global connections for newly added cells...
Writing OpenROAD database to /home/piotro/caravel_user_project/openlane/core/runs/22_12_26_19_24/tmp/floorplan/6-pdn.odb...
Writing layout to /home/piotro/caravel_user_project/openlane/core/runs/22_12_26_19_24/tmp/floorplan/6-pdn.def...