pscmd="(jcabc2ps /Users/jc/w/tmp/Tune-3914-CR-abc2.abc -F fmt/pdf_65.fmt +s 0.65 +maxs 2000 )>/Users/jc/w/tmp/Tune-3914-CR-abc2.ps 2>>/Users/jc/w/tmp/Tune-3914-get.log" returned status 35584.
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3914-CR-abc2.ps) >>/Users/jc/w/tmp/Tune-3914-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Gow/CR-abc2.abc

Error exit status 256; here are some files to check:

[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Tune-3914-CR-abc2.abc 391695 ABC music file with the extracted tune(s)
Tune-3914-CR-abc2.ps 190261 PostScript
Tune-3914-CR-abc2.txt 391695 Plain-text file with the extracted tune(s)
Tune-3914-get.log 242026 Log file, useful mostly for debugging
Tune-39142-EliasHowe_MusiciansCompanionP2-1843-V1.abc 175 ABC music file with the extracted tune(s)
Tune-39142-EliasHowe_MusiciansCompanionP2-1843-V1.pdf 2217 Portable Data Format
Tune-39142-EliasHowe_MusiciansCompanionP2-1843-V1.ps 6 PostScript
Tune-39142-EliasHowe_MusiciansCompanionP2-1843-V1.txt 175 Plain-text file with the extracted tune(s)
Tune-39142-get.log 5694 Log file, useful mostly for debugging
Tune-39143-10321_Banks_of_Doon.abc 537 ABC music file with the extracted tune(s)
Tune-39143-10321_Banks_of_Doon.ps 35021 PostScript
Tune-39143-10321_Banks_of_Doon.txt 537 Plain-text file with the extracted tune(s)
Tune-39143-get.log 4612 Log file, useful mostly for debugging
Tune-39145-get.log 4871 Log file, useful mostly for debugging
Tune-39146-get.log 1397 Log file, useful mostly for debugging
These files should be available for 24 hours.