these 15 derivations will be built:
  /nix/store/ryi55096dsl57rl1cr497z7x29k8nnsn-etc.drv
  /nix/store/ichnyzz6r22900pygz8v4d4k6qy1ab3w-activate.drv
  /nix/store/6qpndp8kimd0v7kg5fg158f9n2fzhm7d-nixos-system-node2-test.drv
  /nix/store/l83yhybvkg76xh9njfikq7z6p0nz6wsm-closure-info.drv
  /nix/store/s7hbcdxk17in6r7bi9mn2iy99crysvk3-run-nixos-vm.drv
  /nix/store/08m9ci65qiz87g4klff0ym95vqv9infw-nixos-vm.drv
  /nix/store/cyim5mnibdcdr6g1lkqaskg6lkyzqgyc-etc.drv
  /nix/store/gl6fr90i5qd4vzgbk6d807ij3z7xhm3l-activate.drv
  /nix/store/c8av6qm37iyym5q533as3f2yvcb0zwl4-nixos-system-node1-test.drv
  /nix/store/z3hyii7ffvgmb15b00z4fp1yaxqafnz9-closure-info.drv
  /nix/store/m6dw5zka6i60ngs8d9xjd86j7fxp1c1b-run-nixos-vm.drv
  /nix/store/3yb5274zwwr32zcf3g0g1n1ihrxgsg19-nixos-vm.drv
  /nix/store/mf2650rr889vvsvz5kz36gn2r6g5k7cp-driverConfiguration.json.drv
  /nix/store/5grlkmakcivi6c73rf0qyfh0cdqg18i9-nixos-test-driver-ssync-mdns-cluster.drv
  /nix/store/20d6zb45msmdj8lnsp9d66k0jlcm2kpa-vm-test-run-ssync-mdns-cluster.drv