Warning: /home/ken/projects/fossi/pdk/sky130A/libs.ref/sky130_fd_sc_hd/lib/sky130_fd_sc_hd__ff_n40C_1v95.lib, line 31 default_operating_condition ff_n40C_1v95 not found. Warning: /home/ken/projects/fossi/pdk/sky130A/libs.ref/sky130_fd_sc_hd/lib/sky130_fd_sc_hd__ss_100C_1v60.lib, line 32 default_operating_condition ss_100C_1v60 not found. Error: cannot read file /project/openlane/DFFRAM2/runs/DFFRAM2/results/synthesis/DFFRAM2.synthesis_preroute.v.