pcl.setPrologClassLoader(new PrologClassLoader(getClass().getClassLoader()));
pcl.setEnabled(EnumSet.allOf(Prolog.Feature.class), false);
pcl.setEnabled(Prolog.Feature.IO, true);
pcl.setEnabled(Prolog.Feature.STATISTICS_RUNTIME, true);
pcl.initialize(Prolog.BUILTIN);
pcl.execute(Prolog.BUILTIN, "set_prolog_flag",
SymbolTerm.intern("print_stack_trace"),
SymbolTerm.intern("on"));
for (String file : fileName) {