pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-94890-waif-2.ps) >>/Users/jc/w/tmp/Tune-94890-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ONeills/waifs/waif-2.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_94890.log 485249 Log file, useful mostly for debugging
Tune-94890-get.log 20876 Log file, useful mostly for debugging
Tune-94890-waif-2.abc 21203 ABC music file with the extracted tune(s)
Tune-94890-waif-2.ps 199409 PostScript
Tune-94890-waif-2.txt 21203 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.