f746865 update output and avoid using output var names for clarity
fd114e5 add newline char to output
4e4caf0 fix: remove error if no machines present
ef13139 Validate configuration before building.
c5aa2ea fix: Improve error messaging when machine is not found
da93075 fix: minor fix to error messaging
557e06f fix: Add error msg for clarity on why machine could not be retrieved