this derivation will be built:
  /nix/store/n5vckqhd7i95ml0n85ccn78w6pivaf49-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/n5vckqhd7i95ml0n85ccn78w6pivaf49-bcachefs-module-7.0.0-28-generic.drv'...