these 4 derivations will be built:
  /nix/store/a0zzpfvazw3nxr97wsap4rg51dsm5ifg-test-script.drv
  /nix/store/9rfcmjaw70ma3rd150dkqmjdd1jl0svl-driverConfiguration.json.drv
  /nix/store/m4d0fxyz41p7p8va02g7jwll8ba8fbxf-nixos-test-driver-nix-grpc-farm.drv
  /nix/store/ir3k4xjv328yl6qc3ncy5l12vlyl9k9b-vm-test-run-nix-grpc-farm.drv
Failed to find a machine for remote build!
derivation: ir3k4xjv328yl6qc3ncy5l12vlyl9k9b-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], [])