these 18 derivations will be built:
  /nix/store/gdyh94vxlwc41ljfjm184hvbpvy4hbzs-system-units.drv
  /nix/store/0fhqcm3cfs173bpzpfsfwdjnfgznrl9g-etc.drv
  /nix/store/rj0jmjbgf6c1xyz6svh5r0b9g5f1jmqi-unit-nixbot.service.drv
  /nix/store/m9r3v7ijh7341hm1jz8613j1kv2qg926-system-units.drv
  /nix/store/bfjzg6343qnj0g3lmg2x0si4zbbpsyzy-etc.drv
  /nix/store/dcchd3cp2aazgxi5bcjlqv97zskp04qw-activate.drv
  /nix/store/6nmnd525528m0gpwhmdy3254dwd07hlv-nixos-system-gitea-test.drv
  /nix/store/xif3vg1fnb3s7yzmzk6pjv4yzlbs507y-closure-info.drv
  /nix/store/j671ah0xr27a05b9q5b70jm3lxxyxijj-run-nixos-vm.drv
  /nix/store/7x89zsvaara6qpqf4jfb7i0pxv8hmy2n-nixos-vm.drv
  /nix/store/37xrqlr526ay77dwgy7sxdjcl1nb0ajs-activate.drv
  /nix/store/90svx1p7sbff8vl5fsccidpfsa30dqk9-nixos-system-github-test.drv
  /nix/store/zx741j5rfm6xmlxrz8v788a8xk39s894-closure-info.drv
  /nix/store/rkn1jzkf3w3rx7rgqrp3m9yildmlgkzd-run-nixos-vm.drv
  /nix/store/g2icwi60d6ib11r14fyryib6vhq9zsmp-nixos-vm.drv
  /nix/store/2a8sifg3d8y7231zpm8wyi9nsai49yxc-driverConfiguration.json.drv
  /nix/store/4g1fi5jkg7i6w17mavb22z6wzf6jw47q-nixos-test-driver-nixbot.drv
  /nix/store/3xzpd8003c1zx1bbjjyf9wic0xysppy7-vm-test-run-nixbot.drv
Failed to find a machine for remote build!
derivation: 3xzpd8003c1zx1bbjjyf9wic0xysppy7-vm-test-run-nixbot.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], [])