these 11 derivations will be built:
  /nix/store/7nynwmmzmqyjkyma79nslny3vwsalfnh-unit-niks3.service.drv
  /nix/store/0bwv426pb3v94salk8zf324fvshzfr3l-system-units.drv
  /nix/store/cmc1n4ddw5x3jw9876mgrzlfgi4r93g4-etc.drv
  /nix/store/z8qisg0pk4ki09wwiqfwcsg28sps6cc7-activate.drv
  /nix/store/5amps8p03d8dp0741h54ipay2jc9i5vq-nixos-system-server-test.drv
  /nix/store/cl5qjx0fbp6k2c2xjba1b1v72g85libv-closure-info.drv
  /nix/store/qz22a4sji7cznry1kqs4a7wlykpim1ay-run-nixos-vm.drv
  /nix/store/18iyp3wmxsdlsb9x1q1wivg0h5j7liyd-nixos-vm.drv
  /nix/store/m28kvfq55y5mds8k42plvhykf8mz7pa3-driverConfiguration.json.drv
  /nix/store/inf47pg5gpzzkrpwczsbhpjl55yykyc5-nixos-test-driver-nixos-test-read-proxy.drv
  /nix/store/1y2yi6as3kh70w3rlwnmq976l8pl4mh2-vm-test-run-nixos-test-read-proxy.drv
Failed to find a machine for remote build!
derivation: 1y2yi6as3kh70w3rlwnmq976l8pl4mh2-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], [])