these 15 derivations will be built:
  /nix/store/r6k8ngdfk5jmxg4a07mshvi2bbkgaxnb-niks3-post-build-hook.drv
  /nix/store/b2b4h30ar1q7b5b16z7x3fkpqssjmg3l-nix.conf.drv
  /nix/store/nii5va8pw253dxkrzjak364d2k5zrx96-X-Restart-Triggers-nix-daemon.drv
  /nix/store/14q06jk40afs4qdg0ancwp9hdddgmbcs-unit-nix-daemon.service.drv
  /nix/store/bssz8n9iyb7077r4jsp1sdlzmqakrd0m-unit-niks3-auto-upload.service.drv
  /nix/store/byv9lrlydxm2vna1j9s2nqqcscgahzxx-system-units.drv
  /nix/store/7hiqf0pbk6bv1bdbdpwqrd6wrmb2wvbp-etc.drv
  /nix/store/wrmb6p9xyw1n8dcx75kgxqi2h76j48l4-activate.drv
  /nix/store/99r0sqjf5hns4yhr8nm5finijnx5xqps-nixos-system-builder-test.drv
  /nix/store/0s3fw80qa4g50x6ln8lz852cklb78l6m-closure-info.drv
  /nix/store/q461z6ifvrwj25sya7vwxm1sbsl8dsd9-run-nixos-vm.drv
  /nix/store/laf4a8iybqyrcpv0bcm9gcaybrqpfqq0-nixos-vm.drv
  /nix/store/xqr24awlyqjbds60y01qzfjlc43bl0sq-driverConfiguration.json.drv
  /nix/store/0vy8vl9yzrhcb1ggad9lhkqwvalqnxdn-nixos-test-driver-nixos-test-niks3.drv
  /nix/store/rwf44wg2rijzfrf60ahc05kx0n8wvqwa-vm-test-run-nixos-test-niks3.drv
Failed to find a machine for remote build!
derivation: rwf44wg2rijzfrf60ahc05kx0n8wvqwa-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], [])