these 11 derivations will be built:
  /nix/store/bx9p78iqp4vp6kf67xv9mqqn2cvvxyl7-unit-niks3.service.drv
  /nix/store/b8f52kazfkd3jg3v5nl296ml5dadi11i-system-units.drv
  /nix/store/6w38ly2smmx6cbkgmfa3z1d18qs21ii3-etc.drv
  /nix/store/9qhccqpmh68rr118jwkz603n53i9blpn-activate.drv
  /nix/store/9iw50rr0vhd6s1rw21m79hxqmfdwqpfl-nixos-system-server-test.drv
  /nix/store/j6kg8bdsnsnk1m5in5dkg5hkz1aw42ll-closure-info.drv
  /nix/store/q0yjwkxsdjpripl6j0czx6wmf14jxr6l-run-nixos-vm.drv
  /nix/store/j2756rslmsz1xf6h2pxvkvcib7vw84l9-nixos-vm.drv
  /nix/store/ca7l98v2px25vhkvq69wlwi6jfbvl8md-driverConfiguration.json.drv
  /nix/store/aha17iczqidpil7g9mc5z305q39dbjq9-nixos-test-driver-nixos-test-read-proxy.drv
  /nix/store/il8fkgn9085vwaq3fsj3b9j5ljvzmcc2-vm-test-run-nixos-test-read-proxy.drv
Failed to find a machine for remote build!
derivation: il8fkgn9085vwaq3fsj3b9j5ljvzmcc2-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], [])