pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4385-Busserull_set_2.ps) >>/Users/jc/w/tmp/Tune-4385-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/Scand/Busserull_set_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_43854.log 466981 Log file, useful mostly for debugging
Tune-4385-Busserull_set_2.abc 341 ABC music file with the extracted tune(s)
Tune-4385-Busserull_set_2.ps 33746 PostScript
Tune-4385-Busserull_set_2.txt 341 Plain-text file with the extracted tune(s)
Tune-4385-get.log 4411 Log file, useful mostly for debugging
These files should be available for 24 hours.