these 14 derivations will be built:
  /nix/store/25y3frb64pgv15zgwgyvbjxw5mvil7y0-10-k3s.conf.drv
  /nix/store/3gsrpn5zmjmjshxc4dfnib9sb5fgvilc-tmpfiles.d.drv
  /nix/store/y55fz4hganmjav7w43k4lxvfzld2ddwh-X-Restart-Triggers-systemd-tmpfiles-resetup.drv
  /nix/store/ywjw09bdnq51yblrp11g0qsnahxhaczj-unit-systemd-tmpfiles-resetup.service.drv
  /nix/store/68dbq4vb4cg5dwamj1wp6yzwz4626dc4-system-units.drv
  /nix/store/w9fxqs2bd1yxn8qfjkvxr3lbglam95i4-etc.drv
  /nix/store/mck6nfhw867b730p8kwrbic0mnyxq1fs-activate.drv
  /nix/store/6wzbjcxx9acwls4pymc0fjsv7y5a6fy3-nixos-system-machine-test.drv
  /nix/store/bnsyzxiw4g8yvj5513yi1p25j5grr5sb-closure-info.drv
  /nix/store/krqfnwdrnas7y85gzq2qnjv1q2bs581m-run-nixos-vm.drv
  /nix/store/d7a3hikf7vd4xpsbyrqz0ivhsxfdp2bz-nixos-vm.drv
  /nix/store/if3lzcnpxwzjni4zhmahqm8s2cvn2ii5-driverConfiguration.json.drv
  /nix/store/684nkby4pfdpm3yx3sha54hl8whjfn2y-nixos-test-driver-nixos-test-k3s.drv
  /nix/store/hvkav95lsnmrl1wchdgqfmf0v1ihsfly-vm-test-run-nixos-test-k3s.drv
Failed to find a machine for remote build!
derivation: hvkav95lsnmrl1wchdgqfmf0v1ihsfly-vm-test-run-nixos-test-k3s.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], [])