these 2 derivations will be built:
  /nix/store/fxr6dfcy6v3gbwknl8lngxqqhh9m9rnn-nixos-test-driver-timescaledb.drv
  /nix/store/7a6wb8y0n4m7vla24i6i2jk0lgxc7bx9-vm-test-run-timescaledb.drv