pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-34793-Farrell_OGara_1.ps) >>/Users/jc/w/tmp/Tune-34793-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Perron-Miller/Farrell_OGara_1.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-34793-FARNE_Anonymous1.abc 152 ABC music file with the extracted tune(s)
Tune-34793-FARNE_Anonymous1.txt 152 Plain-text file with the extracted tune(s)
Tune-34793-Farrell_OGara_1.abc 680 ABC music file with the extracted tune(s)
Tune-34793-Farrell_OGara_1.ps 39119 PostScript
Tune-34793-Farrell_OGara_1.txt 680 Plain-text file with the extracted tune(s)
Tune-34793-get.log 7934 Log file, useful mostly for debugging
These files should be available for 24 hours.