pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4599-30593_Little_Peggys_Love.ps) >>/Users/jc/w/tmp/Tune-4599-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP3/30593_Little_Peggys_Love.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_45995.log 454211 Log file, useful mostly for debugging
Coll_45998.log 466809 Log file, useful mostly for debugging
Form_45995.log 869 Log file, useful mostly for debugging
Tune-4599-30593_Little_Peggys_Love.abc 711 ABC music file with the extracted tune(s)
Tune-4599-30593_Little_Peggys_Love.ps 34021 PostScript
Tune-4599-30593_Little_Peggys_Love.txt 711 Plain-text file with the extracted tune(s)
Tune-4599-get.log 4977 Log file, useful mostly for debugging
These files should be available for 24 hours.