these 4 derivations will be built:
  /nix/store/57m6klasmhlaa1xvwfk38js2cy2fys36-test-script.drv
  /nix/store/wjvj1z4cmfw93nxz200bjrnvyid8vmhy-driverConfiguration.json.drv
  /nix/store/5v06idmnmdwgy366q0cs42r91l0dz2av-nixos-test-driver-nix-grpc-farm.drv
  /nix/store/phcjhbq4960brim1qp13diw5pgm9pvnc-vm-test-run-nix-grpc-farm.drv
Failed to find a machine for remote build!
derivation: phcjhbq4960brim1qp13diw5pgm9pvnc-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], [])