tools: unifying the initial timestamp used in Legion Prof
tools: unifying the initial timestamp used in Legion Prof

sdalton1/legion,StanfordLegion/legion,StanfordLegion/legion,noahdesu/legion,noahdesu/legion,sdalton1/legion,chuckatkins/legion,StanfordLegion/legion,chuckatkins/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,sdalton1/legion,StanfordLegion/legion,chuckatkins/legion,noahdesu/legion,chuckatkins/legion,chuckatkins/legion,noahdesu/legion,chuckatkins/legion,sdalton1/legion,sdalton1/legion,chuckatkins/legion,noahdesu/legion,StanfordLegion/legion,sdalton1/legion