From ec35190cfc920dc816b446f1845060d819d5a7c2 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Sun, 13 Apr 2014 14:24:05 -0700
Subject: [PATCH] core: use process.alive? to avoid exceptions

---
 CHANGELOG.md                   | 1 +
 lib/vagrant/util/subprocess.rb | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 43cc9eaeb..04ebeaed5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,7 @@ BUG FIXES:
   - core: Setting an ID on a provisioner now works. [GH-3424]
   - core: All synced folder paths containing symlinks are fully
       expanded before sharing. [GH-3444]
+  - core: Windows no longer sees "process not started" errors rarely.
   - commands/box/repackage: Works again. [GH-3372]
   - commands/box/update: Update should check for updates from latest
       version. [GH-3452]
diff --git a/lib/vagrant/util/subprocess.rb b/lib/vagrant/util/subprocess.rb
index db2130691..37490452f 100644
--- a/lib/vagrant/util/subprocess.rb
+++ b/lib/vagrant/util/subprocess.rb
@@ -204,7 +204,7 @@ module Vagrant
         # Return an exit status container
         return Result.new(process.exit_code, io_data[:stdout], io_data[:stderr])
       ensure
-        if process && !process.exited?
+        if process && process.alive?
           # Make sure no matter what happens, the process exits
           process.stop(2)
         end