diff --git a/.travis.yml b/.travis.yml index 17d42a3..4fa5f6a 100644 --- a/.travis.yml +++ b/.travis.yml @@ -86,7 +86,7 @@ jobs: before_cache: # Save tagged docker images - > - mkdir -p $HOME/docker && docker images -a --filter='dangling=false' --format '{{.Repository}}:{{.Tag}} {{.ID}}' + mkdir -p $HOME/docker && docker images -a --format '{{.Repository}}:{{.Tag}} {{.ID}}' | xargs -n 2 -t sh -c 'test -e $HOME/docker/$1.tar.gz || docker save $0 | gzip -2 > $HOME/docker/$1.tar.gz' before_install: # Load cached docker images