pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4530-30513_Soldiers_Bride.ps) >>/Users/jc/w/tmp/Tune-4530-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP3/30513_Soldiers_Bride.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_45307.log 459810 Log file, useful mostly for debugging
Coll_45309.log 448608 Log file, useful mostly for debugging
Form_45303.log 1074 Log file, useful mostly for debugging
Form_45304.log 922 Log file, useful mostly for debugging
Form_45307.log 971 Log file, useful mostly for debugging
Tune-4530-30513_Soldiers_Bride.abc 828 ABC music file with the extracted tune(s)
Tune-4530-30513_Soldiers_Bride.ps 38530 PostScript
Tune-4530-30513_Soldiers_Bride.txt 828 Plain-text file with the extracted tune(s)
Tune-4530-get.log 5014 Log file, useful mostly for debugging
Tune-45303-get.log 1729 Log file, useful mostly for debugging
These files should be available for 24 hours.