these 4 derivations will be built:
  /nix/store/75caq7grg75axcnjcdlzkkvgimawxcmx-system-manager.drv
  /nix/store/6slcqhzgpzrfkg2ih6fn3sj7sbz4dvr1-closure-info.drv
  /nix/store/vfwid3bg1h0l980ihirv9050lbmnmkm6-test-script.py.drv
  /nix/store/il1nq48xknp6icx5k4gyryn8i4z3bdz3-container-test-debian-13-existing-group-members.drv