273: CI: fix caching mechanism r=perlindgren a=japaric



Co-authored-by: Jorge Aparicio <jorge@japaric.io>
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bors[bot] 2019-11-14 23:19:45 +00:00 committed by GitHub
commit f5655d6556
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@ -46,7 +46,7 @@ after_script: set +e
after_success:
- bash ci/after-success.sh
cache: cache
cache: cargo
before_cache:
- chmod -R a+r $HOME/.cargo;