this derivation will be built:
  /nix/store/3yrsv4v4lkxs61b3d685ipiw6j2dswk9-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/3yrsv4v4lkxs61b3d685ipiw6j2dswk9-bcachefs-module-7.0.0-39-generic.drv'...