these 10 derivations will be built:
  /nix/store/nzfj8vdf6q0gk7ch7bhcvwyshpq0mcg1-system-units.drv
  /nix/store/vgm1v29h6dxf80ifpr2hh3gl394g0iz1-etc.drv
  /nix/store/y879k5qhwnq1z1gcpc7qj2bvqjmwh0b2-activate.drv
  /nix/store/xfspv564mvks3zs9h3b5mqyhzli22m63-nixos-system-machine-test.drv
  /nix/store/83m7w6dca83ma6xj1ip5ggn2qrkbscxy-closure-info.drv
  /nix/store/3fh4i64xh00zh0d01pa45p8w60zhfnlp-run-nixos-vm.drv
  /nix/store/23y4h7s7a3j1wy0vrg4xs11fcy736g4c-nixos-vm.drv
  /nix/store/6cs6qf9yb3rxg9yn539mwqpgm35vy39h-driverConfiguration.json.drv
  /nix/store/38da5cbvnkc212bhcjhrfv0i5kxa2dqq-nixos-test-driver-nix-grpc-store.drv
  /nix/store/93zx127v2755grzfgp2rslbvlkx7pl3a-vm-test-run-nix-grpc-store.drv
Failed to find a machine for remote build!
derivation: 93zx127v2755grzfgp2rslbvlkx7pl3a-vm-test-run-nix-grpc-store.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], [])