these 11 derivations will be built:
  /nix/store/j56aqvflffzwam7g05i34jvpxwwblg81-unit-niks3.service.drv
  /nix/store/pf22jn1fb890d4kcj2rp6jn7prw8r9rz-system-units.drv
  /nix/store/21yqyayhl9xzljnd1grgwl314rbpjfpk-etc.drv
  /nix/store/jnngylhzmykpbdnx0zcg7rhypibpspa1-activate.drv
  /nix/store/n400k886mdij11f1dsxsycxcr0i2vkgv-nixos-system-server-test.drv
  /nix/store/ksvc3sam1y5i24h9l70bpx01phn99igl-closure-info.drv
  /nix/store/ffa7hmfyybmn1siks9az54nxr3z90g66-run-nixos-vm.drv
  /nix/store/szxnd5pmxfimy7gcz94g84h89kz5lka6-nixos-vm.drv
  /nix/store/jgxam8c3nbanw918nxw0vmb25zyn530k-driverConfiguration.json.drv
  /nix/store/gcfkk9i9zj2506z75fza52v77r5fn184-nixos-test-driver-nixos-test-read-proxy.drv
  /nix/store/ywkpdac9a2qcxxxvnh2k7k6gd2lcgqr2-vm-test-run-nixos-test-read-proxy.drv
Failed to find a machine for remote build!
derivation: ywkpdac9a2qcxxxvnh2k7k6gd2lcgqr2-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], [])