these 4 derivations will be built:
  /nix/store/fcwjxr3kwwjr0n4llqg8nqs6k9pdm6xv-test-script.drv
  /nix/store/h1w6kr5zj0xziaz8lmmyv3ijjjf5rkj0-driverConfiguration.json.drv
  /nix/store/8wc468gknaa388g8n7cm8b6likcdqk4l-nixos-test-driver-nix-grpc-farm.drv
  /nix/store/mdn7qnn7kd320jr6niwnskg0fwi7pxi5-vm-test-run-nix-grpc-farm.drv
Failed to find a machine for remote build!
derivation: mdn7qnn7kd320jr6niwnskg0fwi7pxi5-vm-test-run-nix-grpc-farm.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], [])