these 16 derivations will be built:
  /nix/store/2fxfz1qwqiqdid9wds0j1vl5yhiqyz5c-etc.drv
  /nix/store/9ipx7j7b6k3ssd2l5rljjbzzsbwgpxhm-activate.drv
  /nix/store/wmgh05xrhsjajx4sy2jshpzxf9nl4adc-nixos-system-client-test.drv
  /nix/store/z08bs8pxp6slb2cgh752j8djg2jn513y-closure-info.drv
  /nix/store/0i5hrg9ai11aa2vzc3dlni0gh5m3f4mw-run-nixos-vm.drv
  /nix/store/aiq29p49j8cyc3d1796wfvk6whgxk6hv-system-units.drv
  /nix/store/pcimni6qaq4ikavmbz2sr3kcb66pbnp3-etc.drv
  /nix/store/n1ddycxk42ml004kcvnxvp75vnpgyp1v-activate.drv
  /nix/store/dnnvfqv7287s448cn1d825sb2lkkg2ii-nixos-system-server-test.drv
  /nix/store/8x1c62jahllni3v9nwyk7r5wp6r0i60y-closure-info.drv
  /nix/store/crymz20v9ji11kpa5yy39srag6cmlcqk-run-nixos-vm.drv
  /nix/store/9cjw1m67ygy2gbn4kk8cvki11i40xp9i-nixos-vm.drv
  /nix/store/rv174nnqn1cv6b0cnmdgsi5q521ignk7-nixos-vm.drv
  /nix/store/0k4icyynlfkzmkrz3jwfs66jgwv6hk39-driverConfiguration.json.drv
  /nix/store/w6r69wxp1r40jaay8lvqkwxc8qlzjqr7-nixos-test-driver-systemd-nspawn.drv
  /nix/store/4r3d33z4n570sy6m820gg62vm63ajbfs-vm-test-run-systemd-nspawn.drv
Failed to find a machine for remote build!
derivation: 4r3d33z4n570sy6m820gg62vm63ajbfs-vm-test-run-systemd-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], [])