these 4 derivations will be built:
  /nix/store/pw5qsjnvmdg9wd3nqk0pl943j90lfrp7-test-script.drv
  /nix/store/8fm61cp685wv9rngjhn6clbnv4k05l2d-driverConfiguration.json.drv
  /nix/store/h5g4hx2wd00xwy1lq4xg0mcwzdj2jp3p-nixos-test-driver-nix-grpc-farm.drv
  /nix/store/f25771d6gi1698h8a0xhlwfv7znn4i8h-vm-test-run-nix-grpc-farm.drv
Failed to find a machine for remote build!
derivation: f25771d6gi1698h8a0xhlwfv7znn4i8h-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], [])