masterdeMac-mini:centos7 master$ vagrant upBringing machine 'default' up with 'virtualbox' provider...==> default: Importing base box 'centos7'...==> default: Matching MAC address for NAT networking...==> default: Setting the name of the VM: centos7_default_1523959353396_31662==> default: Clearing any previously set forwarded ports...Vagrant is currently configured to create VirtualBox synced folders withthe `SharedFoldersEnableSymlinksCreate` option enabled. If the Vagrantguest is not trusted, you may want to disable this option. For moreinformation on this option, please refer to the VirtualBox manual:? https://www.virtualbox.org/manual/ch04.html#sharedfoldersThis option can be disabled globally with an environment variable:? VAGRANT_DISABLE_VBOXSYMLINKCREATE=1or on a per folder basis within the Vagrantfile:? config.vm.synced_folder '/host/path', '/guest/path', SharedFoldersEnableSymlinksCreate: false==> default: Clearing any previously set network interfaces...==> default: Preparing network interfaces based on configuration...? ? default: Adapter 1: nat==> default: Forwarding ports...? ? default: 22 (guest) => 2222 (host) (adapter 1)==> default: Booting VM...There was an error while executing `VBoxManage`, a CLI used by Vagrantfor controlling VirtualBox. The command and stderr is shown below.Command: ["startvm", "57b8db5c-68dc-45ad-9d0c-96e93b43dcd6", "--type", "headless"]Stderr: VBoxManage: error: The virtual machine 'centos7_default_1523959353396_31662' has terminated unexpectedly during startup with exit code 1 (0x1)VBoxManage: error: Details: code NS_ERROR_FAILURE (0x80004005), component MachineWrap, interface IMachine