NFD

Environment: Ubuntu 16.04 with Awk 4.1.3

At the end of ./run-vagrant-tests.sh, the following message appears:

>> TEST SUCCESSFUL
Connection to 127.0.0.1 closed.
awk: cmd. line:1: warning: escape sequence `\.' treated as plain `.'
Connection to 127.0.0.1 closed.
awk: cmd. line:1: warning: escape sequence `\.' treated as plain `.'
Connection to 127.0.0.1 closed.
awk: cmd. line:1: warning: escape sequence `\.' treated as plain `.'
Connection to 127.0.0.1 closed.
awk: cmd. line:1: warning: escape sequence `\.' treated as plain `.'
Connection to 127.0.0.1 closed.
==> router: Forcing shutdown of VM...
==> router: Destroying VM and associated drives...