pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2519-201_LadyScottsStrathspey.ps) >>/Users/jc/w/tmp/Tune-2519-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Pringle/201_LadyScottsStrathspey.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_2519.log 462609 Log file, useful mostly for debugging
Coll_25192.log 461210 Log file, useful mostly for debugging
Coll_25198.log 282009 Log file, useful mostly for debugging
Tune-2519-201_LadyScottsStrathspey.abc 861 ABC music file with the extracted tune(s)
Tune-2519-201_LadyScottsStrathspey.ps 41532 PostScript
Tune-2519-201_LadyScottsStrathspey.txt 861 Plain-text file with the extracted tune(s)
Tune-2519-get.log 4772 Log file, useful mostly for debugging
Tune-25192-1040_Warkworth_Castle.abc 594 ABC music file with the extracted tune(s)
Tune-25192-1040_Warkworth_Castle.ps 33744 PostScript
Tune-25192-1040_Warkworth_Castle.txt 594 Plain-text file with the extracted tune(s)
Tune-25192-get.log 4770 Log file, useful mostly for debugging
Tune-25193-0074_Duncans_Dance-001.svg 13800 Scalable Vector Graphics format
Tune-25193-0074_Duncans_Dance.abc 577 ABC music file with the extracted tune(s)
Tune-25193-0074_Duncans_Dance.txt 577 Plain-text file with the extracted tune(s)
Tune-25193-get.log 4299 Log file, useful mostly for debugging
Tune-25194-get.log 12249 Log file, useful mostly for debugging
These files should be available for 24 hours.