this derivation will be built:
  /nix/store/sl3flzp352r8k3n31nhi32f128ll67g9-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/sl3flzp352r8k3n31nhi32f128ll67g9-bcachefs-module-7.0.0-29-generic.drv'...