I get an infinite loop with the following command line, for a particular data.
afront -nogui afront.mat0.resample.pad.nhdr -failsafe f -rho .52 -min_step .75 -idealNumThreads 4 -tri 0.500000 bspline
After about an hour of spewing the following line, I assumed it was an infinite loop.
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0
setting new seeds: 0