Another issue:
./minerd -a x15 -t 6 -s 4 -o stratum+tcp://kobo.suprnova.cc:5057 -u drazha.worker -p worker
[2015-02-04 13:41:39] Starting Stratum on stratum+tcp://kobo.suprnova.cc:5057
[2015-02-04 13:41:39] 6 miner threads started, using 'x15' algorithm.
[2015-02-04 13:41:39] Binding thread 2 to cpu 0
[2015-02-04 13:41:39] Binding thread 4 to cpu 0
[2015-02-04 13:41:39] Binding thread 1 to cpu 1
[2015-02-04 13:41:39] Binding thread 3 to cpu 1
[2015-02-04 13:41:39] Binding thread 0 to cpu 0
[2015-02-04 13:41:39] Binding thread 5 to cpu 1
[2015-02-04 13:41:41] Stratum connection failed: Failed to connect to kobo.suprnova.cc port 5057: Connection refused
[2015-02-04 13:41:41] ...retry after 10 seconds
Seems nothing is working on port 5057?
Dude, the coin isn't launched yet...
Also, for sgminer, there are more than one editions. Most of them working with the argument "-k bitblock" or "-algorithm bitblock"