these 10 derivations will be built:
  /nix/store/c5i291gdk32wj88n9fq7wayc3sqzx0n0-system-units.drv
  /nix/store/8y2q8mvsnyrchfimcg67z4z1z4nrcfqy-etc.drv
  /nix/store/g865f4zxlh313fy9xw07lww4brv683ab-activate.drv
  /nix/store/wisnik91szga56fvsd4ghlfic8g07qwm-nixos-system-machine-test.drv
  /nix/store/770x3bw4dh2z37c7aw4rxjnwrqhgammg-closure-info.drv
  /nix/store/csxz17xyp3dqyhmlz0sqx6h39c468n0j-run-nixos-vm.drv
  /nix/store/h4kygmmwclg95lhh52ih41vj2kwiwrv9-nixos-vm.drv
  /nix/store/qhdxkkmlnzw2qsqkkfcigw6hi46ixnh5-driverConfiguration.json.drv
  /nix/store/apc6m3cx24c9pcg8gw6mmk3xpaz3q29i-nixos-test-driver-systemd-userdbd.drv
  /nix/store/8hv1myxck1gnhhmad87xas5b7lrkjgvf-vm-test-run-systemd-userdbd.drv
Failed to find a machine for remote build!
derivation: 8hv1myxck1gnhhmad87xas5b7lrkjgvf-vm-test-run-systemd-userdbd.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], [])