pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8007-RoadToBluffHill.ps) >>/Users/jc/w/tmp/Tune-8007-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/RoadToBluffHill.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_80075.log 578495 Log file, useful mostly for debugging
Coll_80077.log 281520 Log file, useful mostly for debugging
Tune-8007-RoadToBluffHill.abc 179 ABC music file with the extracted tune(s)
Tune-8007-RoadToBluffHill.ps 30648 PostScript
Tune-8007-RoadToBluffHill.txt 179 Plain-text file with the extracted tune(s)
Tune-8007-get.log 4915 Log file, useful mostly for debugging
Tune-80070-HoleInTheWall_1-001.svg 68485 Scalable Vector Graphics format
Tune-80070-HoleInTheWall_1.abc 2063 ABC music file with the extracted tune(s)
Tune-80070-HoleInTheWall_1.txt 2063 Plain-text file with the extracted tune(s)
Tune-80070-get.log 4114 Log file, useful mostly for debugging
Tune-80075-Shottish09.abc 2234 ABC music file with the extracted tune(s)
Tune-80075-Shottish09.ps 50938 PostScript
Tune-80075-Shottish09.txt 2234 Plain-text file with the extracted tune(s)
Tune-80075-get.log 4394 Log file, useful mostly for debugging
These files should be available for 24 hours.