these 11 derivations will be built:
  /nix/store/5bs8iqxm1xsaj71hlxqkw49rcahg3400-unit-harmonia-dev.service.drv
  /nix/store/5n4n25qj7yipjvcl220aqj6rksssl4g1-system-units.drv
  /nix/store/3mb11hpwkbj3v20b7ndd9h3y8qhs21a5-etc.drv
  /nix/store/y0m2cj0ammyysvr7k4b47ic872qfh07s-activate.drv
  /nix/store/2sby04sy943xbrkzgmzmg3czlvqv7b67-nixos-system-harmonia-test.drv
  /nix/store/ikcqdjq223a649cyml001j1knd3wncmm-closure-info.drv
  /nix/store/3any0jlx9hqf6c6q6rbsq6l85n1rff7q-run-nixos-vm.drv
  /nix/store/dp3r83fqrspp4b1pf6ph7cyk0bqlfrm0-nixos-vm.drv
  /nix/store/p73l4k922kv6bc7a0dlwvc4g4rwa8ynz-driverConfiguration.json.drv
  /nix/store/6mygqd40l5c3z6albs3a843gzr9f11vd-nixos-test-driver-basic.drv
  /nix/store/pzwhdf3vx9c96dsid3dmr3vn9dvjl49l-vm-test-run-basic.drv
Failed to find a machine for remote build!
derivation: pzwhdf3vx9c96dsid3dmr3vn9dvjl49l-vm-test-run-basic.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], [])