On Wed, Dec 27, 2017 at 7:46 PM, Lars Schneider <larsxschneider@xxxxxxxxx> wrote: >> + --volume "${HOME}/travis-cache:/tmp/travis-cache" \ > > I assume "${HOME}/travis-cache:/usr/src/git/t/.prove" would not > work because that would be a mapping in another mapping? 't/.prove' is a file, but '.../travis-cache' is a directory. It must be, because Travis CI caches whole directories. Gábor