Segmentation fault on the example

[RecursionSheep]

I successfully built SALT following the guide, but when I tried to run the toy example, it just crashed. Is there any possible reason?

$ ./minimal_salt ../toys/toy1.net 1.0
[ 0.000] ================================================================================
[ 0.000] SALT (Steiner Shallow-Light Tree) - Gengjie CHEN
[ 0.000] ================================================================================
[ 0.000] Run SALT algorithm on net toy1 with 11 pins using epsilon = 1
Segmentation fault (core dumped)

[Mrsun0]

Me too.