set i = (a,k1) >=0_goto k2;
A3: InsCode (halt SCMPDS) = 0 by SCMPDS_2:21, SCMPDS_2:93;
InsCode ((a,k1) >=0_goto k2) = 6 by SCMPDS_2:27;
hence (a,k1) >=0_goto k2 is No-StopCode by A3, Def1; :: thesis: verum