pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3076-BillyTheKids.ps) >>/Users/jc/w/tmp/Tune-3076-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ryan-cole/Tunes/BillyTheKids.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-3076-BillyTheKids.abc 591 ABC music file with the extracted tune(s)
Tune-3076-BillyTheKids.ps 38120 PostScript
Tune-3076-BillyTheKids.txt 591 Plain-text file with the extracted tune(s)
Tune-3076-get.log 4531 Log file, useful mostly for debugging
Tune-30763-get.log 19110 Log file, useful mostly for debugging
Tune-30764-1812_Wilson_Harmony_FourNewCountryDances.abc 177 ABC music file with the extracted tune(s)
Tune-30764-1812_Wilson_Harmony_FourNewCountryDances.pdf 2217 Portable Data Format
Tune-30764-1812_Wilson_Harmony_FourNewCountryDances.ps 6 PostScript
Tune-30764-1812_Wilson_Harmony_FourNewCountryDances.txt 177 Plain-text file with the extracted tune(s)
Tune-30764-get.log 10553 Log file, useful mostly for debugging
Tune-30767-get.log 6115 Log file, useful mostly for debugging
Tune-30768-get.log 5558 Log file, useful mostly for debugging
Tune-30769-24CountryDances_1793_Preston.abc 165 ABC music file with the extracted tune(s)
Tune-30769-24CountryDances_1793_Preston.ps 6 PostScript
Tune-30769-24CountryDances_1793_Preston.txt 165 Plain-text file with the extracted tune(s)
Tune-30769-get.log 10124 Log file, useful mostly for debugging
These files should be available for 24 hours.