this derivation will be built:
  /nix/store/kjnh3varv4synykd6q1g2ckkn9klcfqf-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/kjnh3varv4synykd6q1g2ckkn9klcfqf-bcachefs-module-7.0.0-34-generic.drv'...