these 10 derivations will be built:
  /nix/store/0f8hq6ff5sg1vzczfdhxil6x7sdvlzv8-unit-tinc.mesh.service.drv
  /nix/store/kgxixbqlygx4nmn5pvfkyqwlaaw8kpzj-unit-tinc-auth.service.drv
  /nix/store/435i7cfmysk2j1ksgfsp1q9vyqdawyr1-system-units.drv
  /nix/store/9r90dx96gdr63xr9wzi6kim61a56hzzy-etc.drv
  /nix/store/34fyv5d6isq9w6yibkpcn96pkr4b6j7j-activate.drv
  /nix/store/kdgkf2gadr1lw2vb4al5wv2r7dwzmqsr-nixos-system-solo-test.drv
  /nix/store/6kilxkrp1y6hdrifximy10hmbi5i5m1z-run-solo-nspawn.drv
  /nix/store/l3k2xm7m55qm7rlv1bhm2di7vkl835rk-driverConfiguration.json.drv
  /nix/store/k6lcrc0q8i6kgkb7fwakbrfz1kl9ifh5-nixos-test-driver-tinc-auth-container.drv
  /nix/store/yaspqgjh85pnb3w9bnq2553f6xiqwl3w-container-test-run-tinc-auth-container.drv