pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-87212-FaganAndFentonsClog.ps) >>/Users/jc/w/tmp/Tune-87212-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ryan-cole/Tunes/FaganAndFentonsClog.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-87212-FaganAndFentonsClog.abc 790 ABC music file with the extracted tune(s)
Tune-87212-FaganAndFentonsClog.ps 41639 PostScript
Tune-87212-FaganAndFentonsClog.txt 790 Plain-text file with the extracted tune(s)
Tune-87212-Garryowen_with_variations_.abc 163 ABC music file with the extracted tune(s)
Tune-87212-Garryowen_with_variations_.pdf 2217 Portable Data Format
Tune-87212-Garryowen_with_variations_.ps 6 PostScript
Tune-87212-Garryowen_with_variations_.txt 163 Plain-text file with the extracted tune(s)
Tune-87212-get.log 10090 Log file, useful mostly for debugging
These files should be available for 24 hours.