THRIFT-3690 Work around docker image build failures on Travis-CI
Client: Build
Patch: Nobuaki Sukegawa

This closes #906
diff --git a/build/docker/scripts/autotools.sh b/build/docker/scripts/autotools.sh
index 4c111e6..8388f72 100755
--- a/build/docker/scripts/autotools.sh
+++ b/build/docker/scripts/autotools.sh
@@ -3,4 +3,4 @@
 
 ./bootstrap.sh
 ./configure $*
-make check -j4
+make check -j3