these 4 derivations will be built:
  /nix/store/scdnl16zsyyw3xamdkyn3vr75zh83m62-test-script.drv
  /nix/store/f92ss61isdnzdkqh3l3yy7ncwwmjhg8v-driverConfiguration.json.drv
  /nix/store/lkkj0x196g2b33ixfwxnz3zxqkhs44sd-nixos-test-driver-nix-grpc-farm.drv
  /nix/store/66swsvmvy5jf4sw90gvgjkr4sqiy0y9c-vm-test-run-nix-grpc-farm.drv
Failed to find a machine for remote build!
derivation: 66swsvmvy5jf4sw90gvgjkr4sqiy0y9c-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], [])