Pipeline improvements

Change-Id: I9e34871090c4b4dfee65255ed35b4d8b55c2476d
diff --git a/tests/bbr.groovy b/tests/bbr.groovy
index d82dabe..39a0403 100644
--- a/tests/bbr.groovy
+++ b/tests/bbr.groovy
@@ -112,9 +112,7 @@
     failure {
       sh '''
       docker logs bbsim 2>&1 | tee bbsim_failed.logs
-      docker cp bbsim:/app/dhcp.logs dhcp_failed.logs
       docker cp bbsim:/var/lib/dhcp/dhcpd.leases dhcpd_leases_failed.logs
-      docker cp bbsim:/app/tcpdump.logs tcpdump_failed.logs
       docker exec bbsim bbsimctl onu list > onu_list.logs
       '''
     }