set i = SubFrom a,k1,b,k2;
A2: InsCode (halt SCMPDS ) = 0 by SCMPDS_2:21, SCMPDS_2:93;
InsCode (SubFrom a,k1,b,k2) = 10 by SCMPDS_2:31;
hence SubFrom a,k1,b,k2 is No-StopCode by A2, Def1; :: thesis: verum