Travis is currently busted with Node 9.

timdorr · web-flow · commit 59bf9253e2c1 · 2017-12-01T14:15:08.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - "node"
+  - "8"
 before_install:
   - npm i -g npm
 script:
