point_new P1 10 10 2 1
point_new P2 30 10 2 1
point_new P3 50 10 2 1
point_new P4 20 50 2 1

# fails because of spiraling (shorter path exists)
fail 2net_new n1 1 1 from P1 cw P2 cw P3 cw P4 cw P1 cw P2

