pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2292-Irish_Washerwoman_5.ps) >>/Users/jc/w/tmp/Tune-2292-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/thisoldtractor.com/Irish_Washerwoman_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
Form_22921.log 822 Log file, useful mostly for debugging
Form_22922.log 879 Log file, useful mostly for debugging
Tune-2292-Irish_Washerwoman_5.abc 265 ABC music file with the extracted tune(s)
Tune-2292-Irish_Washerwoman_5.ps 34964 PostScript
Tune-2292-Irish_Washerwoman_5.txt 265 Plain-text file with the extracted tune(s)
Tune-2292-get.log 4635 Log file, useful mostly for debugging
Tune-22924-get.log 1456 Log file, useful mostly for debugging
Tune-22927-get.log 3770 Log file, useful mostly for debugging
Tune-22929-get.log 11663 Log file, useful mostly for debugging
These files should be available for 24 hours.