pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4960-Dusty_Miller.ps) >>/Users/jc/w/tmp/Tune-4960-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Thompson/Dusty_Miller.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Find_49602.log 1471 Log file, useful mostly for debugging
Find_49608.log 1725 Log file, useful mostly for debugging
Tune-4960-Dusty_Miller.abc 422 ABC music file with the extracted tune(s)
Tune-4960-Dusty_Miller.ps 32395 PostScript
Tune-4960-Dusty_Miller.txt 422 Plain-text file with the extracted tune(s)
Tune-4960-get.log 4470 Log file, useful mostly for debugging
Tune-49604-get.log 4784 Log file, useful mostly for debugging
Tune-49605-get.log 4766 Log file, useful mostly for debugging
These files should be available for 24 hours.