replace panic with fmt
replace panic with fmt

feiskyer/cadvisor,ainsleyc/cadvisor,jhjeong-kr/cadvisor,erSitzt/cadvisor,dchen1107/cadvisor,IFTTT/cadvisor,timstclair/cadvisor,jhjeong-kr/cadvisor,ncdc/cadvisor,f0/cadvisor,BrickXu/cadvisor,jhjeong-kr/cadvisor,guoshimin/cadvisor,linux-on-ibm-z/cadvisor,timstclair/cadvisor,vishh/cadvisor,erSitzt/cadvisor,guoshimin/cadvisor,vishh/cadvisor,ainsleyc/cadvisor,shilpamayanna/cadvisor,ncdc/cadvisor,erSitzt/cadvisor,BrickXu/cadvisor,erSitzt/cadvisor,BrickXu/cadvisor,IFTTT/cadvisor,feiskyer/cadvisor,datawisesystems/cadvisor,ncdc/cadvisor,ncdc/cadvisor,feiskyer/cadvisor,jhjeong-kr/cadvisor,f0/cadvisor,timstclair/cadvisor,derekwaynecarr/cadvisor,linux-on-ibm-z/cadvisor,carmark/cadvisor,pwittrock/cadvisor,jhjeong-kr/cadvisor,vishh/cadvisor,BrickXu/cadvisor,derekwaynecarr/cadvisor,ainsleyc/cadvisor,guoshimin/cadvisor,carmark/cadvisor,derekwaynecarr/cadvisor,dchen1107/cadvisor,ainsleyc/cadvisor,dchen1107/cadvisor,f0/cadvisor,IFTTT/cadvisor,linux-on-ibm-z/cadvisor,pwittrock/cadvisor,f0/cadvisor,erSitzt/cadvisor,IFTTT/cadvisor,derekwaynecarr/cadvisor,dchen1107/cadvisor,BrickXu/cadvisor,pwittrock/cadvisor,f0/cadvisor,shilpamayanna/cadvisor,derekwaynecarr/cadvisor,ncdc/cadvisor,datawisesystems/cadvisor,IFTTT/cadvisor,dchen1107/cadvisor