this derivation will be built:
  /nix/store/f3ssqsd8wknmh09dgszyd554kzzgxwp5-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/f3ssqsd8wknmh09dgszyd554kzzgxwp5-bcachefs-module-7.0.0-29-generic.drv'...