pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3707-Minuet_de_la_Cour.ps) >>/Users/jc/w/tmp/Tune-3707-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Brewer/Minuet_de_la_Cour.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_37072.log 266066 Log file, useful mostly for debugging
Coll_37074.log 264661 Log file, useful mostly for debugging
Coll_37077.log 260446 Log file, useful mostly for debugging
Form_3707.log 957 Log file, useful mostly for debugging
Form_37071.log 830 Log file, useful mostly for debugging
Tune-3707-Minuet_de_la_Cour.abc 547 ABC music file with the extracted tune(s)
Tune-3707-Minuet_de_la_Cour.ps 37492 PostScript
Tune-3707-Minuet_de_la_Cour.txt 547 Plain-text file with the extracted tune(s)
Tune-3707-get.log 4580 Log file, useful mostly for debugging
Tune-37074-get.log 3965 Log file, useful mostly for debugging
Tune-37075-get.log 5243 Log file, useful mostly for debugging
Tune-37077-get.log 15678 Log file, useful mostly for debugging
Tune-37079-get.log 4463 Log file, useful mostly for debugging
These files should be available for 24 hours.