fix: save ubuntu and nipype base but use compression

Author: satra

circle.yml

@@ -23,7 +23,7 @@ dependencies:
     - mkdir -p $WORKDIR && sudo setfacl -d -m group:ubuntu:rwx $WORKDIR && sudo setfacl -m group:ubuntu:rwx $WORKDIR
     - mkdir -p $HOME/docker $HOME/examples $WORKDIR/tests $WORKDIR/logs $WORKDIR/crashfiles ${CIRCLE_TEST_REPORTS}/tests/
     - if [[ ! -e "$HOME/bin/codecov" ]]; then mkdir -p $HOME/bin; curl -so $HOME/bin/codecov https://codecov.io/bash && chmod 755 $HOME/bin/codecov; fi
-    - docker load --input $HOME/docker/cache.tar || true :
+    - (cd $HOME/docker && gzip -d cache.tar.gz && docker load --input $HOME/docker/cache.tar) || true :
         timeout: 6000
   override:
     # Get data
@@ -51,7 +51,7 @@ dependencies:
         done && [ "$e" -eq "0" ]
       :
         timeout: 6000
-    - docker save -o $HOME/docker/cache.tar nipype/base:latest :
+    - docker save -o $HOME/docker/cache.tar ubuntu:xenial-20161213 nipype/base:latest && gzip cache.tar :
         timeout: 6000
 
 test: