uvm test中用run_phase同时driver中用main_phase的报错

uvm test中用run_phase同时driver中用main_phase的报错

# UVM_FATAL verilog_src/uvm-1.1d/src/base/uvm_phase.svh(1251) @ 9200000000000: reporter [PH_TIMEOUT] Default timeout of 9200000000000 hit, indicating a probable testbench issue