Vagrant assumes that this means the command failed! (Virtualbox 6.0.6 + Vagrant 2.2.4 + vagrant-vbguest 環境でのエラー)
The following SSH command responded with a non-zero exit status. Vagrant assumes that this means the command failed! setup Stdout from the command: Stderr from the command: bash: 行 4: setup: コマンドが見つかりません
vagrant up 時に上記のエラーが出た場合は、次の設定で VirtualBox Guest Addition の自動更新を無効にする。
Vagrant.configure("2") do |config| config.vbguest.auto_update = false end
vagrant-vbguest doesn't work with vagrant-reload · Issue #333 · dotless-de/vagrant-vbguest · GitHub