these 16 derivations will be built:
  /nix/store/95dsf2212fjbis1lh9bgrnskq7lfarx4-system-path.drv
  /nix/store/zaikjdc9qfsy6kdb0ryd19nhzrny5xcp-dbus-1.drv
  /nix/store/ik4ks0sihb58y5sjgjzmd1957mhj485b-X-Restart-Triggers-dbus-broker.drv
  /nix/store/2zhwxq4fwkfl4bqwhqhi9vpdnlz9dxbc-unit-dbus-broker.service.drv
  /nix/store/prc9840idw7kydnkzlg81vp9ybm0883q-unit-dbus-broker.service.drv
  /nix/store/bzyws6cdzv3b3qi8q5zs0px7kibngjlj-user-units.drv
  /nix/store/wjdzsa18vaa3vl5il93jrvrrb56i7gas-system-units.drv
  /nix/store/j01na3aafk37j41ksbhbgjd0518svlby-etc.drv
  /nix/store/9wi2qm9y1dwwiggm2dj6bbhc6vg6m8c6-activate.drv
  /nix/store/dn9w0bccm6x0wfrkql22z4lgl6mfz4qg-nixos-system-server-test.drv
  /nix/store/dc5cglrbvm1spscg5n948zd0479l7m0b-closure-info.drv
  /nix/store/nqh5sdcfdjma7ghi4baxf4ncscavxnfl-run-nixos-vm.drv
  /nix/store/lpn9j11cn20mp5lfgqrjpa8w0bny9sm0-nixos-vm.drv
  /nix/store/yfw6d9i1ps8sysiqkak715xlc0lwxn9i-driverConfiguration.json.drv
  /nix/store/ga8krdiizv2gd8qrjv2v93k05qqr7cdh-nixos-test-driver-nspawn.drv
  /nix/store/caafff737pvsdq3a3d4d7sk3r2y61mzg-vm-test-run-nspawn.drv
Failed to find a machine for remote build!
derivation: caafff737pvsdq3a3d4d7sk3r2y61mzg-vm-test-run-nspawn.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], [])