The continuous deployment tool exits with a non-error result even if deployment to some of the nodes fails

tar: Exiting with failure status due to previous errors
error: program 'tar' failed with exit code 2
(use '--show-trace' to show detailed location information)
Error while running `/run/current-system/sw/bin/nix-build /tmp/morph-175740572/morph/eval-machines.nix -A machines --arg networkExpr /home/deployment/Private$
torageio/morph/grid/testing/grid.nix --argstr argsFile /tmp/morph-704984395/morph-args.json --out-link /tmp/morph-704984395/result ...`: See above.+ echo '20$
1-07-19T14:46:26+00:00 38ac72fbaa8c2639c78177a2389a2cd82ffb4926 FAIL'
Connection to payments.privatestorage-staging.com closed.
...
$ echo $?
0