From a6193f2ed7d4bd36e587eb768df8ed03b2ddbae9 Mon Sep 17 00:00:00 2001
From: Eugene Yokota <eed3si9n@gmail.com>
Date: Mon, 9 Mar 2015 21:20:52 -0400
Subject: [PATCH] Don't catch throwable

---
 cache/tracking/src/main/scala/sbt/Tracked.scala | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cache/tracking/src/main/scala/sbt/Tracked.scala b/cache/tracking/src/main/scala/sbt/Tracked.scala
index 13119df3a..48ff86a41 100644
--- a/cache/tracking/src/main/scala/sbt/Tracked.scala
+++ b/cache/tracking/src/main/scala/sbt/Tracked.scala
@@ -3,7 +3,7 @@
  */
 package sbt
 
-import java.io.File
+import java.io.{ File, IOException }
 import CacheIO.{ fromFile, toFile }
 import sbinary.Format
 import scala.reflect.Manifest
@@ -42,7 +42,7 @@ object Tracked {
       val previous: Option[O] = try {
         fromJsonFile[O](cacheFile).toOption
       } catch {
-        case e: Throwable => None
+        case e: IOException => None
       }
       val next = f(in, previous)
       IO.createDirectory(cacheFile.getParentFile)