these 2 derivations will be built:
  /nix/store/rhn0yxx71nchk0d26xl102pw55wm7ysj-nixos-test-driver-timescaledb.drv
  /nix/store/127bk96cp7cwpwb5pnyydkxaz1h43ymx-vm-test-run-timescaledb.drv