pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4956-MrWorthlandsStrathspey.ps) >>/Users/jc/w/tmp/Tune-4956-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ryan-cole/Tunes/MrWorthlandsStrathspey.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-4956-MrWorthlandsStrathspey.abc 762 ABC music file with the extracted tune(s)
Tune-4956-MrWorthlandsStrathspey.ps 40132 PostScript
Tune-4956-MrWorthlandsStrathspey.txt 762 Plain-text file with the extracted tune(s)
Tune-4956-get.log 4984 Log file, useful mostly for debugging
Tune-49560-get.log 9855 Log file, useful mostly for debugging
Tune-49563-get.log 10564 Log file, useful mostly for debugging
Tune-49564-get.log 3622 Log file, useful mostly for debugging
Tune-49565-get.log 8422 Log file, useful mostly for debugging
Tune-49566-get.log 3396 Log file, useful mostly for debugging
Tune-49567-get.log 7944 Log file, useful mostly for debugging
Tune-49568-get.log 4117 Log file, useful mostly for debugging
These files should be available for 24 hours.