these 40 derivations will be built:
  /nix/store/bhy87b8vsj9s911gvidd6djyhpv1klb2-system-path.drv
  /nix/store/l7kggwa6bw1xqsz2xkwhqwip3bcv4ayf-dbus-1.drv
  /nix/store/0zlg9nhsa9vkg51gkxdfnjw4mjzxaqa7-X-Restart-Triggers-dbus-broker.drv
  /nix/store/38wbik8652pfsz5mp3kvh6ndlfz79w7z-unit-dbus-broker.service.drv
  /nix/store/2jrp3xfi3r3i0zbq0l6pzakflfvri5qf-user-units.drv
  /nix/store/sa9a1ndqzyaj6d9k424fsvv6mln782mf-tribuchet-attach.drv
  /nix/store/9xqm0dwna4rj5gqqjb0v60lkiiw5baxs-nix.conf.drv
  /nix/store/xysijixg72dk69kw31ga2h038x03lbdp-X-Restart-Triggers-nix-daemon.drv
  /nix/store/7qhlhwkfkkmrv8j55n13afbcryli6m4z-unit-nix-daemon.service.drv
  /nix/store/7wdl3bapwqg070f30a69xkq6ywsh29a8-unit-dbus-broker.service.drv
  /nix/store/ff5cwljggj4l7919x1b5q7gavd79wrzh-unit-tribuchet-hub.service.drv
  /nix/store/63cqp3mxivcr04qvg9v6w1xmkys4qd8a-system-units.drv
  /nix/store/qi30blsilfi3m8sik3ajlf5rw2n642h3-etc.drv
  /nix/store/zsjyp22k2ixg94kkgrfz829accnb92c8-activate.drv
  /nix/store/141wpl08p4pvc0wi4gj4ym6maykwc8hk-nixos-system-hub-test.drv
  /nix/store/clv2y3ga3jq3m9yy66wjrnr5zsvczm67-system-path.drv
  /nix/store/nqfyqmcf65241jffyicbl87ajp8ljxc4-dbus-1.drv
  /nix/store/51rkki7nxdfdn1igff160fds7hywf3k2-X-Restart-Triggers-dbus-broker.drv
  /nix/store/gg1kkya8mlhf2k5psdmbll3fc88rz62q-unit-dbus-broker.service.drv
  /nix/store/9bhdd6l8msnzjm14yyrpvn3922vb9299-user-units.drv
  /nix/store/lyfbxcqgw2y5mcg9xmrf6m4vyxjn7c7r-unit-tribuchet-sandboxd.service.drv
  /nix/store/pd0axi3hhfmaagr3wqqvnpsglg5q9zc9-unit-dbus-broker.service.drv
  /nix/store/vij0hpg1716ixp5l93pqlsq5pycw7936-unit-tribuchet-worker.service.drv
  /nix/store/cghqk0n5362sxl66s3bksy25ivqd1wv6-system-units.drv
  /nix/store/pmkz20h2b1ss9165fcmzskmj25gl5v4v-etc.drv
  /nix/store/5p6f8d7yrarkpzhw1xl1ai02y5h05xvb-activate.drv
  /nix/store/f5flxzxjwyrh2yk08vjylx9ran9zif3k-nixos-system-worker-test.drv
  /nix/store/yi5bhr0akdwmhi03zkyawz0vbvl3hm4s-tribuchet-e2e-0.1.0.drv
  /nix/store/yyns2kznnxmx9qpdc90rjmf7llzgrfsj-string-references.drv
  /nix/store/fks2xlvac1ha4pcsb1f53fzcqa7369f8-closure-info.drv
  /nix/store/klh9bdnz6fiy7vqkn00jw86ac2ylrfdr-closure-info.drv
  /nix/store/37j6mblppvd52xf96v928s184rlr54pz-run-nixos-vm.drv
  /nix/store/akmlg0a24sx9gsnkq2c30nyv6mvdh97d-test-script.drv
  /nix/store/97i7z7dmh1vp6ngcd9d8h7zwgm7jx428-nixos-vm.drv
  /nix/store/vzgsyz1brdmc0j3yxwnvcas83dxj0gx1-closure-info.drv
  /nix/store/kix3rrp2bdycim3z0702bwm0z5gp5bcm-run-nixos-vm.drv
  /nix/store/if4a9xxfz37kzipz0r08f80fhnbknqb7-nixos-vm.drv
  /nix/store/ql1v3lx6dhicnj64yiarapn30n0ky5w5-driverConfiguration.json.drv
  /nix/store/baw717q7p90azswanv2isjkvwz39pymn-nixos-test-driver-tribuchet.drv
  /nix/store/8rfg1875p2ydjli74dcv4jsin1x08v1q-vm-test-run-tribuchet.drv