class A {
void plop() {
boolean a = true;
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
a &= (b() == C);
if (a) { //BOOM : 2^n -1 states are generated (where n is the number of lines of &= assignements in the above code) -> fail fast by not even enqueuing nodes
}
}
}