// #TestSpec: rt-inconsistent:; vacuous:req1; inconsistent:; results:-1
Input var3 is bool
Input var4 is bool
Input var5 is bool

Constraint_assumption: Globally it is always the case that "!var3" holds

req1: Globally It is always the case that If "var3" holds, then "var4" eventually holds and is succeeded by "var5"