these 11 derivations will be built:
  /nix/store/zpqkvpydmij50ji4624yvjkcqaw4gxc8-unit-niks3.service.drv
  /nix/store/1qmwsas8qnsv1rxj92qqbn9kxy6r8zap-system-units.drv
  /nix/store/n8ggsnrf15vgb65hc3n9gzm4kc5x5wvv-etc.drv
  /nix/store/fgarwgkni95j5wgi5wrqamgicic8n137-activate.drv
  /nix/store/kxgndn52pqba5qprx8sn3p4vj7401dy9-nixos-system-server-test.drv
  /nix/store/lk7qrjwhxi54sglarngjam2az69k5ayk-closure-info.drv
  /nix/store/pd1mnlgjrvbbm4s197inak1516nlfadc-run-nixos-vm.drv
  /nix/store/1cpy2ffdng1fc88iz3cqjap9cyicx4mh-nixos-vm.drv
  /nix/store/fp15f4k3wsx4y9y6ild305hzjfalv9hy-driverConfiguration.json.drv
  /nix/store/dzw6dc4hw8466zl0kxllsh3kb0hgh5qj-nixos-test-driver-nixos-test-read-proxy.drv
  /nix/store/x7168ryg8bw2ykiqq5q4zrszrmj42wi7-vm-test-run-nixos-test-read-proxy.drv
Failed to find a machine for remote build!
derivation: x7168ryg8bw2ykiqq5q4zrszrmj42wi7-vm-test-run-nixos-test-read-proxy.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], [])