pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-87934-dance_of_the_infidels.ps) >>/Users/jc/w/tmp/Tune-87934-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/jazz/dance_of_the_infidels.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-87934-dance_of_the_infidels.abc 557 ABC music file with the extracted tune(s)
Tune-87934-dance_of_the_infidels.ps 35715 PostScript
Tune-87934-dance_of_the_infidels.txt 557 Plain-text file with the extracted tune(s)
Tune-87934-dim.abc 140 ABC music file with the extracted tune(s)
Tune-87934-dim.ps 6 PostScript
Tune-87934-dim.txt 140 Plain-text file with the extracted tune(s)
Tune-87934-get.log 8643 Log file, useful mostly for debugging
These files should be available for 24 hours.