these 11 derivations will be built:
  /nix/store/fmp5jyz8chcv9fw22sxv1vpxnwyyn4sp-unit-echo.service.drv
  /nix/store/8mkrmwiggih3xr2af36sn874b4b2zxv3-system-units.drv
  /nix/store/ziss36qiag3p3gximl8hlbaq4g9140fl-etc.drv
  /nix/store/fikh598pjjr8xln3wzbksk0y0llgq2w8-activate.drv
  /nix/store/bpk4aqxcgrbcg3h2cjzlsgybx474zba4-nixos-system-machine-test.drv
  /nix/store/9iavj4zfn74gcpizax3ivm336rnfn258-closure-info.drv
  /nix/store/z5yxl4hlfg2730gyj78hq441wa34my0w-run-nixos-vm.drv
  /nix/store/pfm8hbc806zl15dj1m84i6hffz20za56-nixos-vm.drv
  /nix/store/fdv2bi5r1kpdl9s2axbxq7dwyybv68wd-driverConfiguration.json.drv
  /nix/store/sc2ym758834y47v2p8hqdcjx1b1a4p07-nixos-test-driver-systemd-escaping.drv
  /nix/store/c94xz9zcm5npsx10z5xb7fq39s01n3lp-vm-test-run-systemd-escaping.drv