# lift_ctrl.sby — covers and safety (liveness needs a tool with s_eventually support) [tasks] cover prove [options] cover: mode cover prove: mode prove depth 40 [engines] cover: smtbmc prove: abc pdr [script] read -formal lift_ctrl.sv lift_ctrl_fv.sv prep -top lift_ctrl_fv [files] lift_ctrl.sv lift_ctrl_fv.sv