Should succeed.
Job is OK, command line is 'muscle  -in infile.fasta -seqtype dna -stable  -maxiters 16 -maxmb 30000000 -log logfile.txt      -weight1 clustalw -cluster1 upgmb -sueff 0.1 -root1 pseudo -maxtrees 1 -weight2 clustalw -cluster2 upgmb -sueff 0.1 -root2 pseudo -objscore sp -noanchors -out output.fasta