Reduce cache size

JohnTitor · JohnTitor · commit 65217be81782 · 2020-05-29T19:49:15.000+09:00
diff --git a/.travis.yml b/.travis.yml
@@ -2,7 +2,12 @@ language: rust
 rust: nightly
 sudo: false
 
-cache: cargo
+cache:
+  directories:
+    - $HOME/.cargo
+    - $HOME/.rustup
+before_cache:
+  - rm -rf /home/travis/.cargo/registry
 
 notifications:
   email:
