these 11 derivations will be built:
  /nix/store/i1zi01xm4cdf2k3xzrbw9lm6wfmdaxfg-unit-niks3.service.drv
  /nix/store/51i8zs7jfqj7kqnjadxmk9zih602d4s4-system-units.drv
  /nix/store/pc93yk7n33jvfln9mnn97vj35czrb3nl-etc.drv
  /nix/store/n2xfl0jrvgdldsv9sbh6ny09bv27nvyr-activate.drv
  /nix/store/8w0cghsrvmxs4zv5l6mqjkbakh9fqawk-nixos-system-server-test.drv
  /nix/store/64a74wx4rbiiqc5q4flkw1rffzg8pm6b-closure-info.drv
  /nix/store/y6x2hg4wswpmmg9h5jw6v5nnjijini9l-run-nixos-vm.drv
  /nix/store/zxkhj9q7azs1pcl1z6s49hjyfz91y2gc-nixos-vm.drv
  /nix/store/cwrm7sy3rlgkwq0x6vwapd5bxqwacb5w-driverConfiguration.json.drv
  /nix/store/hlfljpr24jl6vx0n84i1vkhi9vh382mb-nixos-test-driver-nixos-test-read-proxy.drv
  /nix/store/skywg6y1zaa4xkynnhd1hml7f1f6yvlg-vm-test-run-nixos-test-read-proxy.drv
Failed to find a machine for remote build!
derivation: skywg6y1zaa4xkynnhd1hml7f1f6yvlg-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], [])