these 12 derivations will be built:
  /nix/store/7sx4dx0hb2yb6bf999l8mp3lx5lv2x5y-unit-script-register-nix-paths-start.drv
  /nix/store/s226qbvi4khys1pf3v5sjva6phibz408-unit-register-nix-paths.service.drv
  /nix/store/m7bvjyp7rj8qhvhq49vy872392sxd4zi-system-units.drv
  /nix/store/m0xn8i6sp9l77x0rcdgjvpwfiw62gng5-etc.drv
  /nix/store/iy02dffyp5aba78py97i3b15ylv0j3xm-activate.drv
  /nix/store/bfy93cizll75i0i955kb8xls4yzd9qmj-nixos-system-machine-test.drv
  /nix/store/f64yzdpd681g3fyg32a3qg4qb5415r12-closure-info.drv
  /nix/store/1s85389wvj3xc8jp51y87vvlm3s1zi27-run-nixos-vm.drv
  /nix/store/yngn9c2nd9pwm80sz6w4vjld21b8pnxr-nixos-vm.drv
  /nix/store/bbv0anw8xnx4246jwklz7zdb548k87rz-driverConfiguration.json.drv
  /nix/store/mbl0hxfxbgfa6mjk74qnlk7yy6d5a89c-nixos-test-driver-systemd-confinement.drv
  /nix/store/da9pnl8jpr9il1jb6jmyg72ic51zi98k-vm-test-run-systemd-confinement.drv
Failed to find a machine for remote build!
derivation: da9pnl8jpr9il1jb6jmyg72ic51zi98k-vm-test-run-systemd-confinement.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], [])