set i = (a,k1) := (b,k2);
A5: InsCode (halt SCMPDS) = 0 by SCMPDS_2:21, SCMPDS_2:93;
InsCode ((a,k1) := (b,k2)) = 13 by SCMPDS_2:34;
hence (a,k1) := (b,k2) is No-StopCode by A5, Def1; :: thesis: verum