Using `xcpretty` from my forked branch.

Gemfile

@@ -1,5 +1,5 @@
 source "https://rubygems.org"
 
 gem "rake"
-gem 'xcpretty'
+gem 'xcpretty', :git => 'https://github.com/norio-nomura/xcpretty.git', :branch => 'add-measuring'
 gem "xcjobs", :git => 'https://github.com/norio-nomura/xcjobs.git', :branch => 'subclass-of-rake-task'

Gemfile.lock

@@ -5,11 +5,17 @@ GIT
   specs:
     xcjobs (0.0.4)
 
+GIT
+  remote: https://github.com/norio-nomura/xcpretty.git
+  revision: aa9c2adfefc315d5dbf06f70f8ab6926c74fb045
+  branch: add-measuring
+  specs:
+    xcpretty (0.1.7)
+
 GEM
   remote: https://rubygems.org/
   specs:
     rake (10.4.2)
-    xcpretty (0.1.7)
 
 PLATFORMS
   ruby
@@ -17,4 +23,4 @@ PLATFORMS
 DEPENDENCIES
   rake
   xcjobs!
-  xcpretty
+  xcpretty!