these 21 derivations will be built:
  /nix/store/kyr0i4ssrvw7ypwxlh8889w4s2gv7rmp-unit-flakelet-web.service.drv
  /nix/store/5rj4qmznpa650y9v071p1wa2899hx4nr-flakelet-config.json.drv
  /nix/store/cp52dbv5vqai92w31qbc7059j1wchfly-X-Restart-Triggers-flakelet-reconcile.drv
  /nix/store/mk4pl4ayrzhblw7z1w8s5sxs8hd61pij-unit-flakelet-reconcile.service.drv
  /nix/store/2z002w1zmh3i6vahy4z7p2kan7r7y868-system-units.drv
  /nix/store/kqgqkj18r7zhyy6q5hsj386x8myxq42b-etc.drv
  /nix/store/czim2wqhf00s9d8qz80fbg2rcflxb7fi-activate.drv
  /nix/store/4psmbd9wd6q9lf2k2mpv7q62q5y99374-nixos-system-a-test.drv
  /nix/store/1nbaz9zc9kprsyx6az6bwy204hw2qlyg-closure-info.drv
  /nix/store/5ywn723f03289y7rbnxg9ywzqynbpig3-system-units.drv
  /nix/store/zq5r94hb2dg8lnlxs2yy181ckxzigmd9-etc.drv
  /nix/store/k5rgkbibn3c0ml76bm8mpx54v8m582wl-activate.drv
  /nix/store/fg1as7ad7s88mrvc0nlbi4krja5n7ar2-nixos-system-b-test.drv
  /nix/store/gxkrbz4mfvvh6h5hqy07x91f6df4yvx7-closure-info.drv
  /nix/store/y5g45718nyr13qkmcpv550g1rrbjlvqj-run-nixos-vm.drv
  /nix/store/f9ahnwzigd9zr58kyawn3awls9k0svjw-nixos-vm.drv
  /nix/store/a2j96zz591hg1jy0zdnp9kmasby38b8c-run-nixos-vm.drv
  /nix/store/wz63v9k1151jd55rvvqaxrn1czhmfd31-nixos-vm.drv
  /nix/store/s82w32n4m5d85b83ap0c09jiwam2y8hz-driverConfiguration.json.drv
  /nix/store/sp9lqmrlpihhjrzrn4918q0vjnyrb130-nixos-test-driver-flakelet-transfer.drv
  /nix/store/7clw3iz4f7q6ypmmfdk7q7d20jn4k5zz-vm-test-run-flakelet-transfer.drv