these 11 derivations will be built:
  /nix/store/vhcksfj9c8pcrllc3fzjsgl1abyxwr7w-unit-echo.service.drv
  /nix/store/xsml26ls3vllmily1yigcnhqc9l0fslp-system-units.drv
  /nix/store/fmsh9gn9rqlgdzpk4sr8sp3z3hndwgni-etc.drv
  /nix/store/44pnmhnqhvp7b542875w0ykp90wv9gcf-activate.drv
  /nix/store/gs1fkwrkqql36c74yrxnp0wxm30dycb0-nixos-system-machine-test.drv
  /nix/store/bvfdkilqgraa3gfr774xraljslf0jxs0-closure-info.drv
  /nix/store/mlyxr1h53whdcs076b71akb8j5vr3ny7-run-nixos-vm.drv
  /nix/store/0195nzyifjsz7iaa112d7f097cdk0dpb-nixos-vm.drv
  /nix/store/dd967zqhkcxl80481hrswfx1jsv0lij2-driverConfiguration.json.drv
  /nix/store/47jnjxyh569zlgkg242jm5kdiibrnm1m-nixos-test-driver-systemd-escaping.drv
  /nix/store/vdjf3igpdcfxk648hmxlnjnv5z5xhany-vm-test-run-systemd-escaping.drv
Failed to find a machine for remote build!
derivation: vdjf3igpdcfxk648hmxlnjnv5z5xhany-vm-test-run-systemd-escaping.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], [])