pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4803-10301_Quickstep_No_1.ps) >>/Users/jc/w/tmp/Tune-4803-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP1/10301_Quickstep_No_1.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-4803-10301_Quickstep_No_1.abc 670 ABC music file with the extracted tune(s)
Tune-4803-10301_Quickstep_No_1.ps 35956 PostScript
Tune-4803-10301_Quickstep_No_1.txt 670 Plain-text file with the extracted tune(s)
Tune-4803-get.log 4973 Log file, useful mostly for debugging
Tune-48030-get.log 8796 Log file, useful mostly for debugging
Tune-48031-get.log 9024 Log file, useful mostly for debugging
Tune-48036-get.log 4083 Log file, useful mostly for debugging
Tune-48037-get.log 3190 Log file, useful mostly for debugging
Tune-48038-get.log 5553 Log file, useful mostly for debugging
Tune-48039-get.log 13915 Log file, useful mostly for debugging
These files should be available for 24 hours.