Bringing machine 'default' up with 'virtualbox' provider...

Bringing machine 'default' up with 'virtualbox' provider... ==> default: Box 'AndrewDryga/vagrant-box-osx' could not be found. Attempting to find and install... default: Box Provider: virtualbox default: Box Version: >= 0 ==> default: Loading metadata for box 'AndrewDryga/vagrant-box-osx' default: URL: https://atlas.hashicorp.com/AndrewDryga/vagrant-box-osx https://atlas.hashicorp.com/AndrewDryga/vagrant-box-osx ==> default: Adding box 'AndrewDryga/vagrant-box-osx' (v0.2.1) for provider: virtualbox default: Downloading: https://atlas.hashicorp.com/AndrewDryga/boxes/vagrant-box-osx/versions/0.2.1/providers/virtualbox.box https://atlas.hashicorp.com/AndrewDryga/boxes/vagrant-box-os... An error occurred while downloading the remote file. The error message, if any, is reproduced below. Please fix this error and try again. The requested URL returned error: 500 Internal Server Error