pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-80871-KrivoHoro1.ps) >>/Users/jc/w/tmp/Tune-80871-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/Balkan/KrivoHoro1.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-80871-ChaseCourt.abc 2261 ABC music file with the extracted tune(s)
Tune-80871-ChaseCourt.ps 51407 PostScript
Tune-80871-ChaseCourt.txt 2261 Plain-text file with the extracted tune(s)
Tune-80871-KrivoHoro1.abc 1187 ABC music file with the extracted tune(s)
Tune-80871-KrivoHoro1.ps 49762 PostScript
Tune-80871-KrivoHoro1.txt 1187 Plain-text file with the extracted tune(s)
Tune-80871-get.log 9150 Log file, useful mostly for debugging
These files should be available for 24 hours.