pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2696-Angels_Whisper-C-8-2.ps) >>/Users/jc/w/tmp/Tune-2696-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ONeills/air/Angels_Whisper-C-8-2.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-2696-Angels_Whisper-C-8-2.abc 410 ABC music file with the extracted tune(s)
Tune-2696-Angels_Whisper-C-8-2.ps 33959 PostScript
Tune-2696-Angels_Whisper-C-8-2.txt 410 Plain-text file with the extracted tune(s)
Tune-2696-get.log 9615 Log file, useful mostly for debugging
Tune-26960-get.log 4327 Log file, useful mostly for debugging
Tune-26961-get.log 1366 Log file, useful mostly for debugging
Tune-26962-get.log 8604 Log file, useful mostly for debugging
Tune-26965-get.log 6992 Log file, useful mostly for debugging
Tune-26967-get.log 8969 Log file, useful mostly for debugging
Tune-26968-get.log 4265 Log file, useful mostly for debugging
These files should be available for 24 hours.