pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-44575-04_LincolnsInnGarden.ps) >>/Users/jc/w/tmp/Tune-44575-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ThomasBraysCountryDances1699/04_LincolnsInnGarden.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-44575-04_LincolnsInnGarden.abc 1246 ABC music file with the extracted tune(s)
Tune-44575-04_LincolnsInnGarden.ps 38544 PostScript
Tune-44575-04_LincolnsInnGarden.txt 1246 Plain-text file with the extracted tune(s)
Tune-44575-AMHSI-abc2.abc 151 ABC music file with the extracted tune(s)
Tune-44575-AMHSI-abc2.pdf 2217 Portable Data Format
Tune-44575-AMHSI-abc2.ps 6 PostScript
Tune-44575-AMHSI-abc2.txt 151 Plain-text file with the extracted tune(s)
Tune-44575-get.log 9777 Log file, useful mostly for debugging
These files should be available for 24 hours.