these 15 derivations will be built:
  /nix/store/539zz9sgbrs05kjly4vqy2rhcpm05ia8-niks3-post-build-hook.drv
  /nix/store/q1skav6xs70hbbhd36fw5ywq0icgdq9s-nix.conf.drv
  /nix/store/hvg7x6rls8si8wdqjaphragllgp35ngl-unit-niks3-auto-upload.service.drv
  /nix/store/nx3h3lahirn5zp8r3v8gj946p7g4c274-X-Restart-Triggers-nix-daemon.drv
  /nix/store/zhaxrm2y09qlb8pwnvzix7yrrz3551l0-unit-nix-daemon.service.drv
  /nix/store/wj21c0snk26siiayclyjgz7w4khvz2n8-system-units.drv
  /nix/store/mlyblqlzr24j9536g0wk33zxpk3q1612-etc.drv
  /nix/store/bdvr91cx1ys6231h03py0s049fsnf2n8-activate.drv
  /nix/store/mc82y1xg8vasffrw6z5ba317z8kpi2a9-nixos-system-builder-test.drv
  /nix/store/bpaxiw4r12afpq4r842d8ww5vzd2w5l9-closure-info.drv
  /nix/store/3mh1n8zvnx6va7y9wrba4y6rj8vl2qmc-run-nixos-vm.drv
  /nix/store/cxiix9gjlxf4hp31qdf6h1p3n4c1j29d-nixos-vm.drv
  /nix/store/k96g2nk41wjxr3cnkq1vzqz4gjqdsqvw-driverConfiguration.json.drv
  /nix/store/y9zpy33gpnw3qbnb4xvmwqw87mbilmkn-nixos-test-driver-nixos-test-niks3.drv
  /nix/store/agdnp9rmdv0f7gf1haq9lchrsn5vlyak-vm-test-run-nixos-test-niks3.drv
Failed to find a machine for remote build!
derivation: agdnp9rmdv0f7gf1haq9lchrsn5vlyak-vm-test-run-nixos-test-niks3.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], [])