pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9970-IrishTrot.ps) >>/Users/jc/w/tmp/Tune-9970-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Playford/IrishTrot.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-9970-IrishTrot.abc 227 ABC music file with the extracted tune(s)
Tune-9970-IrishTrot.ps 32448 PostScript
Tune-9970-IrishTrot.txt 227 Plain-text file with the extracted tune(s)
Tune-9970-get.log 4381 Log file, useful mostly for debugging
Tune-99702-get.log 2760 Log file, useful mostly for debugging
Tune-99707-174_Round_the_Ferry.abc 671 ABC music file with the extracted tune(s)
Tune-99707-174_Round_the_Ferry.txt 671 Plain-text file with the extracted tune(s)
Tune-99707-get.log 3382 Log file, useful mostly for debugging
These files should be available for 24 hours.