pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5855-WhiteCockade_G.ps) >>/Users/jc/w/tmp/Tune-5855-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Rinnci_na_hEireann/WhiteCockade_G.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_58558.log 305133 Log file, useful mostly for debugging
Tune-5855-WhiteCockade_G.abc 535 ABC music file with the extracted tune(s)
Tune-5855-WhiteCockade_G.ps 35007 PostScript
Tune-5855-WhiteCockade_G.txt 535 Plain-text file with the extracted tune(s)
Tune-5855-get.log 4597 Log file, useful mostly for debugging
Tune-58551-3254_Sprig_of_Shillelah-001.svg 15361 Scalable Vector Graphics format
Tune-58551-3254_Sprig_of_Shillelah.abc 423 ABC music file with the extracted tune(s)
Tune-58551-3254_Sprig_of_Shillelah.txt 423 Plain-text file with the extracted tune(s)
Tune-58551-get.log 4391 Log file, useful mostly for debugging
Tune-58553-get.log 3993 Log file, useful mostly for debugging
Tune-58554-get.log 5172 Log file, useful mostly for debugging
Tune-58558-get.log 4612 Log file, useful mostly for debugging
These files should be available for 24 hours.