~~~ [省略]~~~
==> splunk: Running provisioner: shell...
SSH connection was reset! This usually happens when the machine is
taking too long to reboot. First, try reloading your machine with
`vagrant reload`, since a simple restart sometimes fixes things.
If that doesn't work, destroy your machine and recreate it with
a `vagrant destroy` followed by a `vagrant up`. If that doesn't work,
contact support.
setup_splunk.sh
をVagrantfile内から起動することで、splunkのインストールなどが自動で行われてほしいが、下記のエラーが出てしまう