File psl-1983/3-1/tests/20/main9.cmd artifact 2c771b3c27 part of check-in 09c3848028

main9,Dmain9,sub9,Dsub9,sub8,dsub8,sub7,Dsub7,sub6,Dsub6,sub5a,Dsub5a,sub5b,Dsub5b,sub4,Dsub4,sub3,Dsub3,sub2,Dsub2,20io