these 5 derivations will be built:
  /nix/store/fsdg23p6hzqjcn03vmfm78hpnq9j9ykc-unittests.drv
  /nix/store/07lwfp293n2lsijkz1l5ak7nbfmp65qd-test-script.drv
  /nix/store/p6mara9jcfrl5p8rwvanjvdgnj5dh0nx-driverConfiguration.json.drv
  /nix/store/kaajsz2yz67m957yp4h539vnjg0dpzia-nixos-test-driver-unittests.drv
  /nix/store/s6655qpr53ax6sl38s9sg3w47dpw7y0w-vm-test-run-unittests.drv
Failed to find a machine for remote build!
derivation: s6655qpr53ax6sl38s9sg3w47dpw7y0w-vm-test-run-unittests.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], [])