In Faust 2.23.1, an input file with the lines "// r visualisation tCst" and "//process = +: L: abM-^Q;" and "process = route(3333333333333333333,2,1,2,3,1) : *;" leads to stack consumption.
The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.