From 120632b4a8a78acc12d4af757e111a03dc4d0d74 Mon Sep 17 00:00:00 2001
From: Yasuyuki Tanaka <yasuyuki.tanaka@inf.ethz.ch>
Date: Fri, 2 Dec 2016 15:46:02 +0100
Subject: [PATCH] travis: workaround for the Java issue on Travis CI

References:
https://docs.travis-ci.com/user/build-environment-updates/2016-12-01/
https://github.com/travis-ci/travis-ci/issues/6928#issuecomment-264227708
---
 .travis.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 1a76347bf..fa7a052bf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,7 @@
+# Workaround for the issue found in the stable image promoted on Dec 1, 2016.
+# See https://github.com/travis-ci/travis-ci/issues/6928#issuecomment-264227708
+group: deprecated
+
 notifications:
   email: false
 language: c #NOTE: this will set CC=gcc which might cause trouble