Starting a bash background process on OS X

"If you're using the script posted as an answer here, then you can remove the set -x which is for debugging.

If you redirect the stderr of the script, instead, it should suppress the debugging output, but it will also suppress any error messages.

Edit:

Also there's a ulimit -t 10 line in that script. Removing that will probably help."

"You can invoke $ ./build-it.sh report & exit which will solve the first issue.

As for the second, it may have more to do with the actual script."