these 16 derivations will be built:
  /nix/store/srqkwv9wcwar4xvbgwbjd52mdxdnd5nx-system-path.drv
  /nix/store/q19q9z36x466r4c31np7mvr7810l33as-dbus-1.drv
  /nix/store/njw7mn9pmx3jic6lhms58fx6yzwvrhad-X-Restart-Triggers-dbus-broker.drv
  /nix/store/2cnljidp1p5v39pccb2035lmg72hmhiw-unit-dbus-broker.service.drv
  /nix/store/wg2vi8p6rkcy97dsaamxig9qvpi0p1ly-unit-dbus-broker.service.drv
  /nix/store/6dnyrrgm8psjxyj7f41kj5lhi6g1hqvr-user-units.drv
  /nix/store/gavp43f6fwj00k5b9zlksgn8wsky6jqa-system-units.drv
  /nix/store/dfcj48grzyiq869a4fccp41q7y7zp0k3-etc.drv
  /nix/store/yq4cjvix64w7q7dyyw6yamdj03rkrvac-activate.drv
  /nix/store/nkfbirs5p3k9f4l1d52brsip63vg27ph-nixos-system-machine-test.drv
  /nix/store/pj2960b92ai2qina1krh3x26vpzx9z2d-closure-info.drv
  /nix/store/n0l71a4dcgrpbby2zh0jk5izcfwyxq33-run-nixos-vm.drv
  /nix/store/9d9dxfzd85bpvn0g1a4xz39y5rgx9kpb-nixos-vm.drv
  /nix/store/2zy6y3gv2payhipaqsmhibr6n0jc93az-driverConfiguration.json.drv
  /nix/store/n6n0d7pviz2292gnfw928akix5rkpnhx-nixos-test-driver-systemd-userdbd.drv
  /nix/store/hmmgzhwjvkqaqv4d8jpb4q7s8x5jbwb6-vm-test-run-systemd-userdbd.drv
Failed to find a machine for remote build!
derivation: hmmgzhwjvkqaqv4d8jpb4q7s8x5jbwb6-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], [])