these 11 derivations will be built:
  /nix/store/rnrsx0js4dj0yd66d9q3h910z6fni6b3-unit-niks3.service.drv
  /nix/store/43n0s9jfnzxi4q656y5zzmqpz7k1shqr-system-units.drv
  /nix/store/xyg9fmq778i9mr6kpvbprmf986dfgw9x-etc.drv
  /nix/store/g3w9kln97zf9d5hzpg323jvf0i6zgnjg-activate.drv
  /nix/store/mw5k6gdlrzsqzx9w6w7kjq0gxv7y6vpj-nixos-system-server-test.drv
  /nix/store/kvy45j7qyylgyv9h9bndnh79csi1ga86-closure-info.drv
  /nix/store/znd6d6p75wl7a5n5vjw1w5na0rli7xm5-run-nixos-vm.drv
  /nix/store/ibxn7aagf52i3pq89h9zv383k60kjmz2-nixos-vm.drv
  /nix/store/4bs9j8w6fpkp1khzjbrhpy58vxfzpy84-driverConfiguration.json.drv
  /nix/store/j1hvy4l4g7szgzyafv4sf5jvjp7fldy2-nixos-test-driver-nixos-test-niks3.drv
  /nix/store/p3v0vz0w3l0sz5c4y5wllr9klxdb4bnw-vm-test-run-nixos-test-niks3.drv
Failed to find a machine for remote build!
derivation: p3v0vz0w3l0sz5c4y5wllr9klxdb4bnw-vm-test-run-nixos-test-niks3.drv
required (system, features): (aarch64-linux, [kvm, nixos-test])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])