these 10 derivations will be built:
  /nix/store/ai1gf376mjczk5gz5hq1l6hzlwmhvwiq-unit-tinc.mesh.service.drv
  /nix/store/sf3pxwhp2180s8hdw5fhb7vajfssabwa-unit-tinc-auth.service.drv
  /nix/store/0hwkinvj5a9pskrj50130jr3m3k9qwf0-system-units.drv
  /nix/store/akvz8zch6nyf9vkkxavm7gdmw6is5dr9-etc.drv
  /nix/store/7wikpff495hqvnla4f0ki7qvn038mkgf-activate.drv
  /nix/store/8j6msbzqdkyqbdbpdh1r71d0i8x4d9ia-nixos-system-solo-test.drv
  /nix/store/sc74gr73c9j0my2q0z8c50dnhw7g4czp-run-solo-nspawn.drv
  /nix/store/7wppj2s02yxajk8rxxvqqby75izhiay0-driverConfiguration.json.drv
  /nix/store/5ha4bcxgdxw4cfr8ak7gmx14ni4w4m1p-nixos-test-driver-tinc-auth-container.drv
  /nix/store/cwvb2c564p4iyk5lja0w1a11r9r1ar3j-container-test-run-tinc-auth-container.drv