{
  "builders":
[
    {
      "type": "virtualbox-iso",
      "iso_url": "{{user `iso_url`}}",
      "iso_checksum_type": "{{user `iso_checksum_type`}}",
      "iso_checksum": "{{user `iso_checksum`}}",
      "headless": "{{user `headless`}}",
      "boot_wait": "2m",
      "ssh_username": "vagrant",
      "ssh_password": "vagrant",
      "ssh_wait_timeout": "6h",
      "shutdown_command": "shutdown /s /t 10 /f /d p:4:1 /c "Packer Shutdown"",
      "guest_os_type": "Windows2012_64",
      "disk_size": "{{user `disk_size`}}",
      "floppy_files": [
        "{{user `autounattend`}}",
        "./scripts/microsoft-updates.bat",
        "./scripts/win-updates.ps1",
        "./scripts/openssh.ps1"
      ],
      "vboxmanage": [
        [
          "modifyvm",
          "{{.Name}}",
          "--memory",
          "{{user `memory_size`}}"
        ],
        [
          "modifyvm",
          "{{.Name}}",
          "--cpus",
          "{{user `cpus`}}"
        ]
      ]
    }   ],   "provisioners": [
    {  "type": "windows-shell",
      "remote_path": "/tmp/script.bat",
      "execute_command": "{{.Vars}} cmd /c C:/Windows/Temp/script.bat",
      "scripts": [
         "./scripts/vm-guest-tools.bat",
        "./scripts/vagrant-ssh.bat",
        "./scripts/enable-rdp.bat",
        "./scripts/compile-dotnet-assemblies.bat",
        "./scripts/disable-auto-logon.bat",
        "./scripts/compact.bat",
        "./scripts/install_script/copy_files_wix37.bat",
        "./scripts/install_script/copy_files_dotNet_4.8.bat",
        "./scripts/install_script/install_dotNet_4.8_2.bat"
       ]

    }   ],   "variables": {
    "iso_url" :"./en_windows_server_2012_r2_vl_with_update_x64_dvd_4065221.iso",
    "iso_checksum_type": "md5",
    "iso_checksum": "********",
    "autounattend": "./answer_files/2012_r2/Autounattend.xml",
    "headless": "true",
    "cpus": "2",
    "memory_size": "2048",
    "disk_size": "61440"   } }

"./scripts/install_script/install_dotNet_4.8_2.bat"

C:ToolsdotNet_4.8dotnet /s /v

virtualbox-iso: Provisioning with shell script: ./scripts/install_script/install_dotNet_4.8_2.bat
    virtualbox-iso:
    virtualbox-iso: C:Usersvagrant>C:ToolsdotNet_4.8dotnet /s /v
==> virtualbox-iso: sh: line 1:  1992 Segmentation fault      cmd /c C:/Windows/Temp/script.bat
==> virtualbox-iso: Deregistering and deleting VM...
==> virtualbox-iso: Deleting output directory...
Build 'virtualbox-iso' errored: Script exited with non-zero exit status: 139.Allowed exit codes are: [0]

==> Some builds didn't complete successfully and had errors:
--> virtualbox-iso: Script exited with non-zero exit status: 139.Allowed exit codes are: [0]