OpenROAD 0.9.0 d03ebfc244
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.
Error: cannot open '/.openroad'.
Notice 0: Reading LEF file:  /project/openlane/user_proj_example/runs/16-12_10-43/tmp/merged_unpadded.lef
Notice 0:     Created 13 technology layers
Notice 0:     Created 25 technology vias
Notice 0:     Created 438 library cells
Notice 0: Finished LEF file:  /project/openlane/user_proj_example/runs/16-12_10-43/tmp/merged_unpadded.lef
Notice 0: 
Reading DEF file: /project/openlane/user_proj_example/runs/16-12_10-43/tmp/floorplan/ioPlacer.def
Notice 0: Design: user_proj_example
Notice 0: 		Created 100000 Insts
Notice 0: 		Created 100000 Nets
Notice 0:     Created 604 pins.
Notice 0:     Created 187329 components and 1345428 component-terminals.
Notice 0:     Created 187696 nets and 596035 connections.
Notice 0: Finished DEF file: /project/openlane/user_proj_example/runs/16-12_10-43/tmp/floorplan/ioPlacer.def
Running tapcell...
Step 1: Cut rows...
[INFO] Macro blocks found: 0
[INFO] #Original rows: 1131
[INFO] #Cut rows: 0
Step 2: Insert endcaps...
[INFO] #Endcaps inserted: 2262
Step 3: Insert tapcells...
[INFO] #Tapcells inserted: 100264
Running tapcell... Done!