Example for Ansible copy module error,

inventory

[web]
127.0.0.1

provision.sh

#!/usr/bin/env bash
export DEBIAN_FRONTEND=noninteractive

apt-get install -y -q python-pip
pip install ansible

# setting up local SSH keys.
if [ ! -f /home/vagrant/.ssh/id_rsa ]; then
    echo "Generate SSH Key"
    ssh-keygen -t rsa -N "" -f /home/vagrant/.ssh/id_rsa
fi

cat /home/vagrant/.ssh/id_rsa.pub >> /home/vagrant/.ssh/authorized_keys
ssh-keyscan -t rsa,dsa 127.0.0.1  2>&1 > /home/vagrant/.ssh/known_hosts

chmod 0600 /home/vagrant/.ssh/authorized_keys
chmod 0600 /home/vagrant/.ssh/id_rsa
chmod 0644 /home/vagrant/.ssh/id_rsa.pub
chmod 0644 /home/vagrant/.ssh/known_hosts

chown -R vagrant:vagrant /home/vagrant/.ssh

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :

# Vagrantfile API/syntax version. Don't touch unless you know what you're doing!
VAGRANTFILE_API_VERSION = "2"

Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
  config.vm.box = "ubuntu/trusty64"
  # forward gulp hosted client from vagrant to host.
  config.vm.network "forwarded_port", guest: 8080, host: 8080
  config.vm.hostname = "vagrant.dev"
  config.vm.network "private_network", ip: "192.168.34.10"
  config.ssh.forward_agent = true
  config.vm.provider "virtualbox" do |vb|
     vb.customize ["modifyvm", :id, "--memory", "1024"]
  end
  config.vm.provision "shell", path: "provision.sh"
end