[benchmark] cat output file in case of permissions errors (#8329)
[benchmark] cat output file in case of permissions errors (#8329)


cseed/hail,cseed/hail,danking/hail,hail-is/hail,hail-is/hail,danking/hail,cseed/hail,danking/hail,hail-is/hail,cseed/hail,danking/hail,danking/hail,cseed/hail,hail-is/hail,hail-is/hail,cseed/hail,danking/hail,cseed/hail,hail-is/hail,danking/hail,cseed/hail,hail-is/hail,hail-is/hail,danking/hail