these 11 derivations will be built:
  /nix/store/mncc28zsbbps6wqlbxy4yw13m32gylar-unit-harmonia-dev.service.drv
  /nix/store/ri7jg5nc91kw6h3jzjdj1qy92fk0agpx-system-units.drv
  /nix/store/b05pqxq9rvlqjp43ccyw4ynnhx68aqjc-etc.drv
  /nix/store/6yg3rgq2asqrdn6ik2wjp1ggcqa284kn-activate.drv
  /nix/store/szdkc61992mnsy28jag92r3ga51lxv2n-nixos-system-harmonia-test.drv
  /nix/store/gn4a098nvz4aqbjph539h60libknaqy8-closure-info.drv
  /nix/store/7qbb5aqh88wh1nfl78cp3cgbxsnr8bb4-run-nixos-vm.drv
  /nix/store/xh11frwh6zfyrsk14k2mfkcwmbgynmdk-nixos-vm.drv
  /nix/store/jk2gh9vvr53i4yzg61qmnlcv10v0ysbr-driverConfiguration.json.drv
  /nix/store/jw8wq6kjc0bvg702jqmgpsj60prrgca9-nixos-test-driver-ca-derivations.drv
  /nix/store/v1wl1mdqzrp3k8jxcbdpp6fwyx7dpyvr-vm-test-run-ca-derivations.drv
Failed to find a machine for remote build!
derivation: v1wl1mdqzrp3k8jxcbdpp6fwyx7dpyvr-vm-test-run-ca-derivations.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], [])