twopass:invoked with <> options
twopass:found ./a.hal
twopass:found ./b.hal




andX.in0 andX.in1 andX.out andX.time andY.in0 andY.in1 andY.out andY.time andZ.in0 andZ.in1 andZ.out andZ.time 
andX.tmax andX.tmax-increased andY.tmax andY.tmax-increased andZ.tmax andZ.tmax-increased 
andX andY andZ 
p