these 22 derivations will be built:
  /nix/store/aqlc7cp05b7gv11sxzzld9j4hjl0hl49-niks3-server-1.4.0.drv
  /nix/store/1hddfp83yyncj5dpcja8qrj8dvk4cnak-niks3-server-customisation-layer.drv
  /nix/store/an26dxxqmi1s8km1jgamm04lyr87cwi7-excludePaths.drv
  /nix/store/21a9dj1mlfkyb10z0ziwznppaqzng337-layers.json.drv
  /nix/store/dh7njihwm151a47s78vv3hjx54wz46fk-niks3-server-conf.json.drv
  /nix/store/hg64jwvb1h2zs110iwscwbpr8cf3vlj8-stream-niks3-server.drv
  /nix/store/7qqq8zgryyrk3q14y6mr9bjvnq88p3ah-niks3-server.tar.drv
  /nix/store/bjl7yb2pg6f56ny95rmnd8sbllvns5g6-k3s-agent-images.drv
  /nix/store/r3m5rfrp2clipg8ay99dw6rvsrf7hjb4-10-k3s.conf.drv
  /nix/store/38zfzwxbq7b67rwwfsdl5yy9kn55bmdb-tmpfiles.d.drv
  /nix/store/p7h1cra5gj449krj3pgn4yimnz3cayy4-X-Restart-Triggers-systemd-tmpfiles-resetup.drv
  /nix/store/zy7d33z62hs3v1xs90zfm3b2vlgpxv74-unit-systemd-tmpfiles-resetup.service.drv
  /nix/store/kg4w5g6nv747vid3qypb3wxm0dwlavyb-system-units.drv
  /nix/store/j37zzc7xjsq6gv0ki12s6qbh1br447ka-etc.drv
  /nix/store/ws2whsv5hhm0qkmjfn9p139qim3zk8wn-activate.drv
  /nix/store/20ralxpgfnr53v2smfg6cissaqhgn1wp-nixos-system-machine-test.drv
  /nix/store/qkv0v25zfbm80ryhrff4l9k8wxwbq9vh-closure-info.drv
  /nix/store/xgx3mysf63wkvdqrm16n6mxkb6wj5b6b-run-nixos-vm.drv
  /nix/store/2zcccnfrlm9lvr0k52zhv9psvljzhmi6-nixos-vm.drv
  /nix/store/7f01xzrbigf579qq65dmzwaysi44sbcl-driverConfiguration.json.drv
  /nix/store/vwxyzpq92knsh3n95nz0lsjrzhr5f648-nixos-test-driver-nixos-test-k3s.drv
  /nix/store/20ksqiky8rps8js36ani8xfdnn839vr8-vm-test-run-nixos-test-k3s.drv
Failed to find a machine for remote build!
derivation: 20ksqiky8rps8js36ani8xfdnn839vr8-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], [])