fixed the loopy array copy
fixed the loopy array copy

aa755/FStar,msprotz/FStar,msprotz/FStar,MallabaevAzamat/FStar,MallabaevAzamat/FStar,hoheinzollern/FStar,MallabaevAzamat/FStar,YaccConstructor/FStar,msprotz/FStar,FStarLang/FStar,msprotz/FStar,YaccConstructor/FStar,hoheinzollern/FStar,YaccConstructor/FStar,A-Manning/FStar,MallabaevAzamat/FStar,hoheinzollern/FStar,aa755/FStar,A-Manning/FStar,hoheinzollern/FStar,FStarLang/FStar,YaccConstructor/FStar,A-Manning/FStar,aa755/FStar,FStarLang/FStar,aa755/FStar