these 11 derivations will be built:
  /nix/store/c99x2xzarvc5gsihkwbwzjf8gp1j5343-unit-echo.service.drv
  /nix/store/i77fxbx566bf2vri9hjw4v2wgkn9kj2q-system-units.drv
  /nix/store/y2spjqph3mk85yx6zyzwc964cjbqjdfd-etc.drv
  /nix/store/ljc0w3a2pk3hs1wzckjg9phycpxmphn4-activate.drv
  /nix/store/n1ah2jgzgbvkwv7q1227rc28cvp0jq6v-nixos-system-machine-test.drv
  /nix/store/dr4hqgfhgvn0lqny51si204rk11sg15l-closure-info.drv
  /nix/store/92916mlzxp4kh0001kviivvmcs87i3sg-run-nixos-vm.drv
  /nix/store/bqavwg015lfm15m7spi2pfrihs73saiw-nixos-vm.drv
  /nix/store/vka2c0fp4jk22wpz9nvl9zvx1z8in6jx-driverConfiguration.json.drv
  /nix/store/3781i0zxjy4jgrzsb667xwayc2wr5nmw-nixos-test-driver-systemd-escaping.drv
  /nix/store/a37im06axhnlqqlmqvxaamz2fcn7cw5z-vm-test-run-systemd-escaping.drv