this derivation will be built:
  /nix/store/c5cbcrd27hk894fcax6jf0c4pc38mp40-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/c5cbcrd27hk894fcax6jf0c4pc38mp40-bcachefs-module-7.0.0-29-generic.drv'...