pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8350-1772_Rutherford_12SelectedCountryDances.ps) >>/Users/jc/w/tmp/Tune-8350-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/dfty/1772_Rutherford_12SelectedCountryDances.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_83505.log 264661 Log file, useful mostly for debugging
Form_83503.log 956 Log file, useful mostly for debugging
Form_83505.log 1756 Log file, useful mostly for debugging
Form_83507.log 820 Log file, useful mostly for debugging
Form_83508.log 833 Log file, useful mostly for debugging
Tune-8350-10851_Paddy_Whack-001.svg 16415 Scalable Vector Graphics format
Tune-8350-10851_Paddy_Whack.abc 509 ABC music file with the extracted tune(s)
Tune-8350-10851_Paddy_Whack.txt 509 Plain-text file with the extracted tune(s)
Tune-8350-1772_Rutherford_12SelectedCountryDances.abc 10118 ABC music file with the extracted tune(s)
Tune-8350-1772_Rutherford_12SelectedCountryDances.ps 124732 PostScript
Tune-8350-1772_Rutherford_12SelectedCountryDances.txt 10118 Plain-text file with the extracted tune(s)
Tune-8350-get.log 17213 Log file, useful mostly for debugging
Tune-83501-get.log 3715 Log file, useful mostly for debugging
Tune-83506-21251_.abc 50 ABC music file with the extracted tune(s)
Tune-83506-21251_.pdf 2217 Portable Data Format
Tune-83506-21251_.ps 6 PostScript
Tune-83506-21251_.txt 50 Plain-text file with the extracted tune(s)
Tune-83506-get.log 4696 Log file, useful mostly for debugging
Tune-83508-get.log 7052 Log file, useful mostly for debugging
Tune-83509-get.log 13008 Log file, useful mostly for debugging
These files should be available for 24 hours.