these 11 derivations will be built:
  /nix/store/dkx8k7mbbmkjymaxm1626kj2i64b7va3-unit-echo.service.drv
  /nix/store/cwq34kfkx3d7kaksy98mak9p4dkrkyfa-system-units.drv
  /nix/store/xfgj4fhyvg3zf9f4s63s43q03dxdv8f9-etc.drv
  /nix/store/brrgn19bay69r6b05inrjrbmbmd7bmpg-activate.drv
  /nix/store/mbv23q9fhc0r9j9cpc0l8nvg5af45w1x-nixos-system-machine-test.drv
  /nix/store/5lncl9wacmb3ac5b04dqddi23lyc10cy-closure-info.drv
  /nix/store/rp1wfwwyjxx6895k3pp32bia3qgp2n1g-run-nixos-vm.drv
  /nix/store/j2bcajp1bhn10ghnpybmdsgpi7vz4vk8-nixos-vm.drv
  /nix/store/lhgypcayafqdmfxnz2na3zv03cwpsi8q-driverConfiguration.json.drv
  /nix/store/2208klprh75617gbz58w2sakvddcwmhh-nixos-test-driver-systemd-escaping.drv
  /nix/store/fwf7pyys6w7cw07q694c655fczcwqj8q-vm-test-run-systemd-escaping.drv
Failed to find a machine for remote build!
derivation: fwf7pyys6w7cw07q694c655fczcwqj8q-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], [])