pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3581-Drifting_on_a_reed.ps) >>/Users/jc/w/tmp/Tune-3581-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/jazz/Drifting_on_a_reed.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_35814.log 230777 Log file, useful mostly for debugging
Tune-3581-Drifting_on_a_reed.abc 544 ABC music file with the extracted tune(s)
Tune-3581-Drifting_on_a_reed.ps 35534 PostScript
Tune-3581-Drifting_on_a_reed.txt 544 Plain-text file with the extracted tune(s)
Tune-3581-get.log 5979 Log file, useful mostly for debugging
Tune-35810-get.log 4679 Log file, useful mostly for debugging
Tune-35811-get.log 4915 Log file, useful mostly for debugging
Tune-35813-CJSurtees.abc 145 ABC music file with the extracted tune(s)
Tune-35813-CJSurtees.txt 145 Plain-text file with the extracted tune(s)
Tune-35813-get.log 3160 Log file, useful mostly for debugging
Tune-35814-get.log 3205 Log file, useful mostly for debugging
Tune-35819-get.log 3505 Log file, useful mostly for debugging
These files should be available for 24 hours.