this derivation will be built:
  /nix/store/krn47ddwd3va6gkscfy5isbysd7f13nz-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/krn47ddwd3va6gkscfy5isbysd7f13nz-bcachefs-module-7.0.0-29-generic.drv'...