mvn clean install
cd distribution/target
unzip org.jboss.tools.ssp.distribution-0.0.9-SNAPSHOT.zip
cd ssp-distribution
java -jar bin/felix.jar
Note following output:

API Bundle Started
Launching Bundle Started
Server bundle started
The server management server is running on port 27511
Wildfly Server bundle started
Enter any character to stop
____________________________
Welcome to Apache Felix Gogo

Then press enter. The server will shutdown, but will print tons of garbage about sockets trying to reconnect. This is because the attempt to connect to clients is in a loop with a while(true) (HA).

Easy fix: let it know when it's time to shutdown and to stop attempting to receive connections.