monte@machin-shin:/srv/data/VirtualBox/MyDataScienceToolbox$ vagrant up
Bringing machine 'default' up with 'virtualbox' provider...
==> default: Importing base box 'data-science-toolbox/data-science-at-the-command-line'...
==> default: Matching MAC address for NAT networking...
==> default: Checking if box 'data-science-toolbox/data-science-at-the-command-line' is up to date...
==> default: Setting the name of the VM: MyDataScienceToolbox_default_1436928020516_28961
==> default: Clearing any previously set network interfaces...
==> default: Preparing network interfaces based on configuration...
    default: Adapter 1: nat
==> default: Forwarding ports...
    default: 8000 => 8000 (adapter 1)
    default: 22 => 2222 (adapter 1)
==> default: Running 'pre-boot' VM customizations...
==> default: Booting VM...
    default: SSH address: 127.0.0.1:2222
    default: SSH username: vagrant
    default: SSH auth method: private key
    default: Warning: Connection timeout. Retrying...
    default: 
    default: Vagrant insecure key detected. Vagrant will automatically replace
    default: this with a newly generated keypair for better security.
    default: 
    default: Inserting generated public key within guest...
    default: Removing insecure key from the guest if its present...
    default: Key inserted! Disconnecting and reconnecting using new SSH key...
The private key to connect to the machine via SSH must be owned
by the user running Vagrant. This is a strict requirement from
SSH itself. Please fix the following key to be owned by the user
running Vagrant:

/srv/data/VirtualBox/MyDataScienceToolbox/.vagrant/machines/default/virtualbox/private_key
monte@machin-shin:/srv/data/VirtualBox/MyDataScienceToolbox$