these 11 derivations will be built:
  /nix/store/8q1liibi8qjs11647mvkk7lwc42x6vw4-unit-niks3.service.drv
  /nix/store/jfkbsji2a3bxskdyf0lq5bjjjpa628sk-system-units.drv
  /nix/store/mmlakax0c7xp5wyahmprymc35qhvm5pk-etc.drv
  /nix/store/l96h66f2d06yqbzpbj0jwi9r4nrsn018-activate.drv
  /nix/store/rd8fhl9xfwz5ml5xxnm3cjbisj1w5dkr-nixos-system-server-test.drv
  /nix/store/r509wx0gcdq5jsj1c17p3f5i6x0s606j-closure-info.drv
  /nix/store/n95sgjzsqaxsy93mn4zgv7b5fm3v2hmd-run-nixos-vm.drv
  /nix/store/vl7q3mq2pxbryampmsw4kmh94370gyql-nixos-vm.drv
  /nix/store/q1kiggnmsdjpd84wqy8pgyadfy6jd4im-driverConfiguration.json.drv
  /nix/store/apnp7xs8hqwdlf97k05mz9dx634xlfxv-nixos-test-driver-nixos-test-read-proxy.drv
  /nix/store/p93a0h7irx4cjj6fniamnm1wll4i7b0z-vm-test-run-nixos-test-read-proxy.drv
Failed to find a machine for remote build!
derivation: p93a0h7irx4cjj6fniamnm1wll4i7b0z-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], [])