this derivation will be built:
  /nix/store/vsihy8vqzvhkrymgazp43lr95z2i37k8-horae-tests-0.1.0.drv
vsihy8vqzvhkrymgazp43lr95z2i37k8-horae-tests-0.1.0.drv: elastic-arm-2c14001d: not scheduled here: vsihy8vqzvhkrymgazp43lr95z2i37k8-horae-tests-0.1.0.drv, asking the scheduler again