tree 3a23d57be681f103c557c3a5a9327d7405e9d637
parent b9b28016e645ffec7e9e5e2bdac85b6c6cf35d8e
author Cole Faust <colefaust@google.com> 1634152521 -0700
committer Cole Faust <colefaust@google.com> 1634152521 -0700

Fix formatting of rbcrun errors

Was using println instead of printf, and not expanding
the variable arguments.

Test: Manually
Change-Id: I70cd44c11a9b887e396dfa48ba445e2453d3da9b