pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5611-1800_Thompson_FCCD-V2.ps) >>/Users/jc/w/tmp/Tune-5611-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/dfty/1800_Thompson_FCCD-V2.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_56115.log 140867 Log file, useful mostly for debugging
Form_56111.log 825 Log file, useful mostly for debugging
Form_56112.log 1660 Log file, useful mostly for debugging
Form_56117.log 825 Log file, useful mostly for debugging
Form_56118.log 831 Log file, useful mostly for debugging
Tune-5611-1800_Thompson_FCCD-V2.abc 15535 ABC music file with the extracted tune(s)
Tune-5611-1800_Thompson_FCCD-V2.ps 119304 PostScript
Tune-5611-1800_Thompson_FCCD-V2.txt 15535 Plain-text file with the extracted tune(s)
Tune-5611-get.log 12515 Log file, useful mostly for debugging
Tune-56118-get.log 3622 Log file, useful mostly for debugging
Tune-56119-get.log 5762 Log file, useful mostly for debugging
These files should be available for 24 hours.