(1,3) (2,17) (4,16) (5,6) (7,9) (8,28) (10,14) (11,23) (12,18) (13,29) (15,19) (20,24) (21,26) (22,25) (27,30) 
nodes: 1511  conflicts: 0  modelTime: 922  solveTime: 2699  totalTime: 3627  modelSize: 72264  readTime: 6 size: 15