trying to execute outside docker env

Signed-off-by: Parth Pratim Chatterjee <[email protected]>

Author: ParthPratim

.circleci/config.yml

@@ -79,10 +79,6 @@ do_steps: &do_steps
         TERM: dumb
       command: |
         mkdir -p ~/junit/
-        docker ps -a -q   # debug : are there any docker containers? 
-        docker images -q   # debug : are there any docker images ? 
-        docker rm $(docker ps -a -q)
-        docker rmi $(docker images -q)
         find ~/source -type f -name results.xml -exec cp {} ~/junit/ \;
         find ~/source -type f -name xml2junit.xsl -exec cp {} ~/junit/ \;
         cp -rpf ~/source/ns-3-dce/testpy-output ~/
@@ -107,6 +103,8 @@ jobs:
 workflows:
   version: 2
   build:
+    steps:
+      - run: docker ps -a -q # trying to execute docker command outside docker
     jobs:
      - ubuntu16.04
   nightly_workflow: