OpenSTA 2.4.0 7507ce1c51 Copyright (c) 2021, Parallax Software, Inc.
License GPLv3: GNU GPL version 3 <http://gnu.org/licenses/gpl.html>

This is free software, and you are free to change and redistribute it
under certain conditions; type `show_copying' for details. 
This program comes with ABSOLUTELY NO WARRANTY; for details type `show_warranty'.
=================== Flow Vars ===================
Path to cell library: /home/alex/Desktop/ibex_tools/synthesis/nangate45/lib/NangateOpenCellLibrary_typical.lib
top module: ibex_top (default)
Output directory for synthesis: syn_out/ibex_30_08_2023_16_09_04
Pre-mapping netlist out: ./syn_out/ibex_30_08_2023_16_09_04/generated/ibex_top.pre_map.v (default)
netlist out: ./syn_out/ibex_30_08_2023_16_09_04/generated/ibex_top_netlist.v (default)
Synth config file: ibex_top_lr_synth_conf.tcl (default)
Report output directory: ./syn_out/ibex_30_08_2023_16_09_04/reports (default)
flatten: Enabled
timing run: Enabled
Enable branch target ALU in Ibex: Disabled
Enable writeback stage in Ibex: Disabled
Bitmanip extenion setting for Ibex (see ibex_pkg::rv32b_e for permitted values. Enum names are not supported in Yosys.): 0 (default)
Multiplier extension setting for Ibex (see ibex_pkg::rv32m_e for permitted values. Enum names are not supported in Yosys.): 2 (default)
Register file implementation selection for Ibex (see ibex_pkg::regfile_e for permitted values. Enum names are not supported in Yosys.): 2 (default)
Name of cell library: nangate
Input SDC file: ibex_top.nangate.sdc (default)
Input SDC file for ABC: ibex_top_abc.nangate.sdc (default)
Output SDC file: ./syn_out/ibex_30_08_2023_16_09_04/generated/ibex_top.nangate.out.sdc (default)
STA netlist out: ./syn_out/ibex_30_08_2023_16_09_04/generated/ibex_top_netlist.sta.v (default)
STA paths reported per group: 1000 (default)
STA paths reported in overall report: 1000 (default)
clock period: 4000.0 ps
=================================================
 _                  ______  _____  _____  _____  
| |                 | ___ \|_   _|/  ___|/  __ \ 
| |  ___  __      __| |_/ /  | |  \ `--. | /  \/ 
| | / _ \ \ \ /\ / /|    /   | |   `--. \| |     
| || (_) | \ V  V / | |\ \  _| |_ /\__/ /| \__/\ 
|_| \___/   \_/\_/  \_| \_| \___/ \____/  \____/ 
                                                 
                                                 
                            _    _               
                           | |  | |              
         ___  _   _  _ __  | |_ | |__            
        / __|| | | || '_ \ | __|| '_ \           
        \__ \| |_| || | | || |_ | | | |          
        |___/ \__, ||_| |_| \__||_| |_|          
               __/ |                             
              |___/                              

******  o p e n   t o   t h e   c o r e  ******* 

+--------------------------------------------------+
|  _____                      _____  _____   ___   |
| |  _  |                    /  ___||_   _| / _ \  |
| | | | | _ __    ___  _ __  \ `--.   | |  / /_\ \ |
| | | | || '_ \  / _ \| '_ \  `--. \  | |  |  _  | |
| \ \_/ /| |_) ||  __/| | | |/\__/ /  | |  | | | | |
|  \___/ | .__/  \___||_| |_|\____/   \_/  \_| |_/ |
|        | |                                       |
|        |_|                                       |
+--------------------------------------------------+

Warning: ./syn_out/ibex_30_08_2023_16_09_04/generated/ibex_top_netlist.sta.v line 82012, module $_DLATCH_N_ not found. Creating black box for \core_clock_gate_i.en_latch_reg .
Reporting clk_i to ./syn_out/ibex_30_08_2023_16_09_04/reports/timing/overall.rpt and ./syn_out/ibex_30_08_2023_16_09_04/reports/timing/overall.csv.rpt
reg2reg
Reporting reg2reg to ./syn_out/ibex_30_08_2023_16_09_04/reports/timing/reg2reg.rpt and ./syn_out/ibex_30_08_2023_16_09_04/reports/timing/reg2reg.csv.rpt
reg2out
Reporting reg2out to ./syn_out/ibex_30_08_2023_16_09_04/reports/timing/reg2out.rpt and ./syn_out/ibex_30_08_2023_16_09_04/reports/timing/reg2out.csv.rpt
in2reg
Reporting in2reg to ./syn_out/ibex_30_08_2023_16_09_04/reports/timing/in2reg.rpt and ./syn_out/ibex_30_08_2023_16_09_04/reports/timing/in2reg.csv.rpt
in2out
Reporting in2out to ./syn_out/ibex_30_08_2023_16_09_04/reports/timing/in2out.rpt and ./syn_out/ibex_30_08_2023_16_09_04/reports/timing/in2out.csv.rpt
