当我试图使用jenkins管道作业进行复制时，得到了beloe错误。究竟是什么问题？
Started by user balajinew
Building in workspace /var/lib/jenkins/workspace/copyjob
[copyjob] $ /bin/bash /tmp/jenkins8729334247736026943.sh
cp: cannot stat ‘/home/ec2-user/jenkins-1.0-SNAPSHOT.jar’: Permission denied
Build step 'Execute shell' marked build as failure
Finished: FAILURE