pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-29859-Whistling_Rufus_VR-C-64-5.ps) >>/Users/jc/w/tmp/Tune-29859-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Vintage/RagTime/Whistling_Rufus_VR-C-64-5.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_29859.log 122837 Log file, useful mostly for debugging
Tune-29859-Whistling_Rufus_VR-C-64-5.abc 485 ABC music file with the extracted tune(s)
Tune-29859-Whistling_Rufus_VR-C-64-5.ps 35748 PostScript
Tune-29859-Whistling_Rufus_VR-C-64-5.txt 485 Plain-text file with the extracted tune(s)
Tune-29859-get.log 7970 Log file, useful mostly for debugging
These files should be available for 24 hours.