Merge pull request #9645 from chrisroberts/e-checkpoint-exceptions

Prevent exceptions from being raised by checkpoint

lib/vagrant/util/checkpoint_client.rb

@@ -74,6 +74,10 @@ module Vagrant
         if enabled && @checkpoint_thread.nil?
           logger.debug("starting plugin check")
           @checkpoint_thread = Thread.new do
+            Thread.current.abort_on_exception = false
+            if Thread.current.respond_to?(:report_on_exception=)
+              Thread.current.report_on_exception = false
+            end
             begin
               Thread.current[:result] = Checkpoint.check(
                 product: "vagrant",