Consider the following premises. For all x_3, if x_3 were a server, then x_3 is a mechanic. For all x_3, x_3 is a server. There is at least one x_3 for which x_3 is not a mechanic. Can we infer the following from them? For all x_3, x_3 is not an electrician.
The premises are contradictory and we can infer anything from them. Therefore, the answer is yes.