Improve Travis CI build Performance

chenzhang22 · jricher · commit 05fd73e64362 · 2022-03-29T11:29:46.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,3 +5,7 @@ sudo: false
 
 after_success:
   - bash <(curl -s https://codecov.io/bash)
+
+cache:
+  directories:
+  - $HOME/.m2
