pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8335-TivoliJig.ps) >>/Users/jc/w/tmp/Tune-8335-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ryan-cole/Tunes/TivoliJig.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_83359.log 2338 Log file, useful mostly for debugging
Tune-8335-TivoliJig.abc 428 ABC music file with the extracted tune(s)
Tune-8335-TivoliJig.ps 35063 PostScript
Tune-8335-TivoliJig.txt 428 Plain-text file with the extracted tune(s)
Tune-8335-get.log 4454 Log file, useful mostly for debugging
Tune-83352-JohnFrench.abc 147 ABC music file with the extracted tune(s)
Tune-83352-JohnFrench.pdf 2217 Portable Data Format
Tune-83352-JohnFrench.ps 6 PostScript
Tune-83352-JohnFrench.txt 147 Plain-text file with the extracted tune(s)
Tune-83352-get.log 4880 Log file, useful mostly for debugging
Tune-83357-get.log 3191 Log file, useful mostly for debugging
Tune-83358-Kilkenny_Hornpipe.abc 156 ABC music file with the extracted tune(s)
Tune-83358-Kilkenny_Hornpipe.pdf 2217 Portable Data Format
Tune-83358-Kilkenny_Hornpipe.ps 6 PostScript
Tune-83358-Kilkenny_Hornpipe.txt 156 Plain-text file with the extracted tune(s)
Tune-83358-get.log 5099 Log file, useful mostly for debugging
Tune-83359-24CountryDances_1809_Cahusac_JC.abc 168 ABC music file with the extracted tune(s)
Tune-83359-24CountryDances_1809_Cahusac_JC.ps 6 PostScript
Tune-83359-24CountryDances_1809_Cahusac_JC.txt 168 Plain-text file with the extracted tune(s)
Tune-83359-get.log 4553 Log file, useful mostly for debugging
These files should be available for 24 hours.