these 2 derivations will be built:
  /nix/store/4ml5v4d5bs4ksp2lk1cjn0m5fyaxz6vm-nixos-test-driver-timescaledb.drv
  /nix/store/w39r4zlmcx045ykwg9603nwa02na9g69-vm-test-run-timescaledb.drv