pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1785-IaST-abc1.ps) >>/Users/jc/w/tmp/Tune-1785-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/IaST-abc1.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-1785-IaST-abc1.abc 22680 ABC music file with the extracted tune(s)
Tune-1785-IaST-abc1.ps 243992 PostScript
Tune-1785-IaST-abc1.txt 22680 Plain-text file with the extracted tune(s)
Tune-1785-get.log 17406 Log file, useful mostly for debugging
Tune-88285-24AmericanCountryDances_1785_Cantelo.abc 175 ABC music file with the extracted tune(s)
Tune-88285-24AmericanCountryDances_1785_Cantelo.pdf 2217 Portable Data Format
Tune-88285-24AmericanCountryDances_1785_Cantelo.ps 6 PostScript
Tune-88285-24AmericanCountryDances_1785_Cantelo.txt 175 Plain-text file with the extracted tune(s)
Tune-88295-24AmericanCountryDances_1785_Cantelo.abc 175 ABC music file with the extracted tune(s)
Tune-88295-24AmericanCountryDances_1785_Cantelo.txt 175 Plain-text file with the extracted tune(s)
Tune-91237-24AmericanCountryDances_1785_Cantelo.abc 175 ABC music file with the extracted tune(s)
Tune-91237-24AmericanCountryDances_1785_Cantelo.ps 6 PostScript
Tune-91237-24AmericanCountryDances_1785_Cantelo.txt 175 Plain-text file with the extracted tune(s)
Tune-96155-24AmericanCountryDances_1785_Cantelo.abc 176 ABC music file with the extracted tune(s)
Tune-96155-24AmericanCountryDances_1785_Cantelo.txt 176 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.