consider w being State of SCM+FSA ;
set t = w +* ((intloc 0 ),(intloc 1) --> 0 ,1);
A1: InsCode (a := b) = 1 by SCMFSA_2:42
.= InsCode ((intloc 0 ) := (intloc 1)) by SCMFSA_2:42 ;
A2: intloc 0 <> IC SCM+FSA by SCMFSA_2:81;
A3: dom ((intloc 0 ),(intloc 1) --> 0 ,1) = {(intloc 0 ),(intloc 1)} by FUNCT_4:65;
then A4: intloc 1 in dom ((intloc 0 ),(intloc 1) --> 0 ,1) by TARSKI:def 2;
intloc 0 in dom ((intloc 0 ),(intloc 1) --> 0 ,1) by A3, TARSKI:def 2;
then A5: (w +* ((intloc 0 ),(intloc 1) --> 0 ,1)) . (intloc 0 ) = ((intloc 0 ),(intloc 1) --> 0 ,1) . (intloc 0 ) by FUNCT_4:14
.= 0 by AMI_3:52, FUNCT_4:66 ;
(Exec ((intloc 0 ) := (intloc 1)),(w +* ((intloc 0 ),(intloc 1) --> 0 ,1))) . (intloc 0 ) = (w +* ((intloc 0 ),(intloc 1) --> 0 ,1)) . (intloc 1) by SCMFSA_2:89
.= ((intloc 0 ),(intloc 1) --> 0 ,1) . (intloc 1) by A4, FUNCT_4:14
.= 1 by FUNCT_4:66 ;
hence for b₁ being InsType of SCM+FSA st b₁ = InsCode (a := b) holds
not b₁ is jump-only by A1, A2, A5, AMISTD_1:def 3; :: thesis: verum