Jenkins报错：ERROR: Maven JVM terminated unexpectedly with exit code 1

Jenkins报错：

Build step 'Execute shell' marked build as failure
ERROR: Maven JVM terminated unexpectedly with exit code 1
Finished: FAILURE

[root@localhost bin]# free -m
              total        used        free      shared  buff/cache   available
Mem:           7821        6705         792         201         323         719
Swap:             0           0           0
[root@localhost bin]# dd if=/dev/zero of=/swap/swapadd bs=1024 count=2024288
dd: failed to open ‘/swap/swapadd’: No such file or directory
[root@localhost bin]# mkdir /swap
[root@localhost bin]# dd if=/dev/zero of=/swap/swapadd bs=1024 count=2024288
2024288+0 records in
2024288+0 records out
2072870912 bytes (2.1 GB) copied, 40.6195 s, 51.0 MB/s
[root@localhost bin]# mkswap /swap/swapadd
Setting up swapspace version 1, size = 2024284 KiB
no label, UUID=bd25048b-fafd-47b6-b1b5-f41b6ecc5a43
[root@localhost bin]# swapon /swap/swapadd
swapon: /swap/swapadd: insecure permissions 0644, 0600 suggested.
[root@localhost bin]# free -m
              total        used        free      shared  buff/cache   available
Mem:           7821        6648         198         201         974         726
Swap:          1976           0        1976