these 4 derivations will be built:
  /nix/store/mzr9lz65crn0413vfqfnzw03zvbka8zq-test-script.drv
  /nix/store/zfshcbhz5ifzv33f3xwq34jda4j4qvyb-driverConfiguration.json.drv
  /nix/store/f8nf8n80j60a25yhqapyxjvzyc16bqy6-nixos-test-driver-nix-grpc-store-acme-substituter.drv
  /nix/store/9viwzwvv2wpgzz416fw8294glv6fr9y5-vm-test-run-nix-grpc-store-acme-substituter.drv
Failed to find a machine for remote build!
derivation: 9viwzwvv2wpgzz416fw8294glv6fr9y5-vm-test-run-nix-grpc-store-acme-substituter.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], [])