pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1378-R_Beloeil-D-32-2.ps) >>/Users/jc/w/tmp/Tune-1378-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/contra/R_Beloeil-D-32-2.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_13783.log 693189 Log file, useful mostly for debugging
Coll_13784.log 561635 Log file, useful mostly for debugging
Tune-1378-R_Beloeil-D-32-2.abc 405 ABC music file with the extracted tune(s)
Tune-1378-R_Beloeil-D-32-2.ps 33765 PostScript
Tune-1378-R_Beloeil-D-32-2.txt 405 Plain-text file with the extracted tune(s)
Tune-1378-get.log 4459 Log file, useful mostly for debugging
Tune-13780-get.log 1310 Log file, useful mostly for debugging
Tune-13784-ThirtyYearsOnStr1.abc 2349 ABC music file with the extracted tune(s)
Tune-13784-get.log 5862 Log file, useful mostly for debugging
These files should be available for 24 hours.