these 15 derivations will be built:
  /nix/store/lx0vgaw4c533gfbdm3hycaplc1a5cz54-unit-check-flush.service.drv
  /nix/store/a4c0fg1vj1rxns95sa6dndjw19fgpqmv-system-units.drv
  /nix/store/2isfkfmwq9z2girrw1nki48397c1yvlk-etc.drv
  /nix/store/34g5r8s1pl4f7waf77hprgw0216svb7i-initrd-units.drv
  /nix/store/izl65zlnk9agaf3pvl75nwrf6q2khh1v-initrd-udev-rules.drv
  /nix/store/gqjm4fqi9shgbc4xrh2hvq6xp9f3bahs-initrd-linux-6.18.50.drv
  /nix/store/gn7lywv3h4395l476xc2fsylhbl16y04-boot.json.drv
  /nix/store/pawrigqr7mjg7892cy6rv0h3q2zz46xk-activate.drv
  /nix/store/rzmcicw56gccq3kca35091zp5hgzpb6r-nixos-system-machine-test.drv
  /nix/store/25gnw38si71jnakfdbpq5wsali8sly6z-closure-info.drv
  /nix/store/djyd63v7k243h8rx9kax3ymz4ydqsg6w-run-nixos-vm.drv
  /nix/store/sgg6xn7q7h0ymxx99gv40jiv35a2n7vc-nixos-vm.drv
  /nix/store/vg7plnfaf3lz1dj73jv8z1d7hcjr773r-driverConfiguration.json.drv
  /nix/store/m6y8vvyzf16syxv2ch0df7cfhh5b0ar8-nixos-test-driver-systemd-initrd-network-no-flush.drv
  /nix/store/44grkzp7balpiakzjmcqdqxz47hdipg3-vm-test-run-systemd-initrd-network-no-flush.drv
Failed to find a machine for remote build!
derivation: 44grkzp7balpiakzjmcqdqxz47hdipg3-vm-test-run-systemd-initrd-network-no-flush.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], [])