pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2129-BettyPringlesPigReel.ps) >>/Users/jc/w/tmp/Tune-2129-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ryan-cole/Tunes/BettyPringlesPigReel.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_21296.log 525612 Log file, useful mostly for debugging
Tune-2129-BettyPringlesPigReel.abc 482 ABC music file with the extracted tune(s)
Tune-2129-BettyPringlesPigReel.ps 36452 PostScript
Tune-2129-BettyPringlesPigReel.txt 482 Plain-text file with the extracted tune(s)
Tune-2129-get.log 9086 Log file, useful mostly for debugging
Tune-21291-get.log 3114 Log file, useful mostly for debugging
Tune-21293-get.log 4448 Log file, useful mostly for debugging
Tune-21294-get.log 5408 Log file, useful mostly for debugging
Tune-21298-get.log 5431 Log file, useful mostly for debugging
Tune-21299-get.log 8368 Log file, useful mostly for debugging
These files should be available for 24 hours.