How to delete all lists in all webs using PowerShell

I want to delete all lists with title this and this using PowerShell but getting error

Add-PSSnapin Microsoft.SharePoint.Powershell

Get-SPWebApplication http://ift.tt/1Docp2s   | Get-SPSite -Limit All  | Get-SPWeb -Limit All | where {$_.Url -Match "crates"}  | ForEach-Object  {

     foreach ($list in $_.Lists) {

     if ($list.Title -eq "FruitDocuments")
     {
        Write-Host($_.Url + "----" +   $list.Title + "------" + $list.BaseTemplate)
        $list.AllowDeletion = $true
        $list.Update()
        $list.Delete()
        Write-Host("Deleted")
     }
     elseif ($list.Title -eq "Fruits")
     {
        Write-Host($_.Url + "----" +   $list.Title + "------" + $list.BaseTemplate)
        $list.AllowDeletion = $true
        $list.Update()
        $list.Delete()
        Write-Host("Deleted")
     }
     }
}

Error

http://ift.tt/1zMK5K7
Deleted
Collection was modified; enumeration operation may not execute.
At line:5 char:15
+      foreach ($list in $_.Lists) {
+               ~~~~~
    + CategoryInfo          : OperationStopped: (:) [], InvalidOperationException
    + FullyQualifiedErrorId : System.InvalidOperationException