this derivation will be built:
  /nix/store/1j1sdln7rgzrky3wh7lacdfb27bnfmwq-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/1j1sdln7rgzrky3wh7lacdfb27bnfmwq-bcachefs-module-7.0.0-39-generic.drv'...