these 3 derivations will be built:
  /nix/store/v7a6p2i3k7sf74w3xh6fcnwc8nb1hxcq-driverConfiguration.json.drv
  /nix/store/y7q3dnrzd8c9cxmckzk4ngnkdx0cbbdp-nixos-test-driver-systemd-portabled.drv
  /nix/store/s4fji14c1h9jhqifg7hc9bkz2zqyilkn-vm-test-run-systemd-portabled.drv
Failed to find a machine for remote build!
derivation: s4fji14c1h9jhqifg7hc9bkz2zqyilkn-vm-test-run-systemd-portabled.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], [])